- commit
- 9c09657aea5734c73f5c83a728c31be65c1753a0
- parent
- 999118af9359d674c4f9ed004530d15d448825a6
- author
- Dami <dami.etoile@gmail.com>
@@ -204,6 +204,20 @@ jobs:
204204 version: 3.x205205 repo-token: ${{ secrets.GITHUB_TOKEN }}206206 207+ - name: Set up Node.js 24208+ uses: actions/setup-node@v7209+ with:210+ node-version: 24211+212+ - name: Install Node dependencies213+ run: npm ci214+215+ - name: Test and build diagram.zip216+ run: |217+ npm run test:diagramzip218+ npm run build:diagramzip219+ git diff --exit-code -- server/src/main/resources/web/diagramzip220+207221 - name: Build Java server208222 run: task mavenBuild209223 @@ -235,14 +249,6 @@ jobs:
235249 CACHE_FROM_DIR: '/tmp/.buildx-cache'236250 CACHE_TO_DIR: '/tmp/.buildx-cache-new'237251 238- - name: 'Setup Node.js 24'239- uses: actions/setup-node@v7240- with:241- node-version: 24242-243- - name: Install Node dependencies244- run: npm install245-246252 - name: Run smoke tests247253 run: task smokeTests248254 @@ -254,4 +260,3 @@ jobs:
254260 run: |255261 rm -rf /tmp/.buildx-cache256262 mv /tmp/.buildx-cache-new /tmp/.buildx-cache257-@@ -11,6 +11,10 @@ versioned entry and uses it as the GitHub release notes.
1111 1212 ## [Unreleased]1313 14+### Added15+16+- Add the diagram.zip browser editor with syntax highlighting, live SVG preview, zoom and minimap navigation, and URL-based sharing without server-side document storage17+1418 ## [0.32.1] - 2026-08-121519 1620 ### Security@@ -0,0 +1,31 @@
1+# syntax=docker/dockerfile:1.72+3+FROM node:24.19-bookworm-slim AS frontend4+5+WORKDIR /workspace6+COPY package.json package-lock.json ./7+RUN npm ci8+9+COPY diagramzip ./diagramzip10+COPY ci/tests/diagrams ./ci/tests/diagrams11+COPY server/src/main/resources ./server/src/main/resources12+RUN npm run test:diagramzip && npm run build:diagramzip13+14+FROM maven:3.9.11-eclipse-temurin-21 AS server-build15+16+WORKDIR /workspace17+COPY pom.xml ./18+COPY server/pom.xml ./server/pom.xml19+COPY server/src ./server/src20+COPY --from=frontend /workspace/server/src/main/resources/web/diagramzip ./server/src/main/resources/web/diagramzip21+RUN git init --quiet && \22+ git config user.name "diagram.zip build" && \23+ git config user.email "build@diagram.zip" && \24+ git add . && \25+ git commit --quiet --message "Build diagram.zip"26+RUN --mount=type=cache,target=/root/.m2 \27+ mvn --no-transfer-progress -DskipTests -pl server package28+29+FROM yuzutech/kroki:0.32.130+31+COPY --from=server-build --chown=kroki:kroki /workspace/server/target/kroki-server.jar /usr/local/kroki/kroki-server.jar@@ -0,0 +1,15 @@
1+2+<html lang="en">3+ <head>4+ <meta charset="UTF-8">5+ <meta name="viewport" content="width=device-width, initial-scale=1.0">6+ <meta name="theme-color" content="#ffffff">7+ <meta name="description" content="Create diagrams from text and share them as a link.">8+ <link rel="icon" href="/diagram.zip/icon.svg" type="image/svg+xml">9+ <title>diagram.zip</title>10+ </head>11+ <body>12+ <div id="app"></div>13+ <script type="module" src="/src/main.js"></script>14+ </body>15+</html>@@ -0,0 +1,92 @@
1+import { StreamLanguage } from '@codemirror/language'2+import { json } from '@codemirror/lang-json'3+import { sql } from '@codemirror/lang-sql'4+import { xml } from '@codemirror/lang-xml'5+import { yaml } from '@codemirror/lang-yaml'6+7+const DIAGRAM_TYPES = [8+ ['plantuml', 'PlantUML'],9+ ['mermaid', 'Mermaid'],10+ ['graphviz', 'GraphViz'],11+ ['d2', 'D2'],12+ ['c4plantuml', 'C4 PlantUML'],13+ ['blockdiag', 'BlockDiag'],14+ ['seqdiag', 'SeqDiag'],15+ ['actdiag', 'ActDiag'],16+ ['nwdiag', 'NwDiag'],17+ ['packetdiag', 'PacketDiag'],18+ ['rackdiag', 'RackDiag'],19+ ['bpmn', 'BPMN'],20+ ['bytefield', 'Bytefield'],21+ ['dbml', 'DBML'],22+ ['diagramsnet', 'Diagrams.net'],23+ ['ditaa', 'Ditaa'],24+ ['erd', 'ERD'],25+ ['excalidraw', 'Excalidraw'],26+ ['goat', 'GoAT'],27+ ['nomnoml', 'Nomnoml'],28+ ['pikchr', 'Pikchr'],29+ ['structurizr', 'Structurizr'],30+ ['svgbob', 'Svgbob'],31+ ['symbolator', 'Symbolator'],32+ ['tikz', 'TikZ'],33+ ['umlet', 'UMLet'],34+ ['vega', 'Vega'],35+ ['vegalite', 'Vega-Lite'],36+ ['wavedrom', 'WaveDrom'],37+ ['wireviz', 'WireViz'],38+]39+40+export const diagramTypes = DIAGRAM_TYPES.map(([id, label]) => ({ id, label }))41+42+const keywords = new Set([43+ 'actor', 'alt', 'and', 'as', 'class', 'component', 'database', 'direction', 'else', 'end',44+ 'endnote', 'endif', 'endwhile', 'flowchart', 'graph', 'group', 'if', 'interface', 'loop',45+ 'namespace', 'node', 'note', 'package', 'participant', 'rectangle', 'return', 'skinparam',46+ 'start', 'state', 'stop', 'subgraph', 'then', 'title', 'while',47+])48+49+const diagramLanguage = StreamLanguage.define({50+ startState: () => ({ blockComment: false }),51+ token(stream, state) {52+ if (state.blockComment) {53+ if (stream.skipTo('*/')) {54+ stream.match('*/')55+ state.blockComment = false56+ } else {57+ stream.skipToEnd()58+ }59+ return 'blockComment'60+ }61+ if (stream.match('/*')) {62+ state.blockComment = true63+ return 'blockComment'64+ }65+ if (stream.match(/^\s*(?:%%|\/\/|'|#).*/)) return 'lineComment'66+ if (stream.match(/^@(?:start|end)[a-z0-9_]*/i)) return 'keyword'67+ if (stream.match(/^"(?:[^"\\]|\\.)*"/)) return 'string'68+ if (stream.match(/^(?:--?>|<--?|==>|<==|\.\.>|<\.\.|->|<-|=>|<=|--|\.\.)/)) return 'operator'69+ if (stream.match(/^#[0-9a-f]{3,8}\b/i)) return 'color'70+ if (stream.match(/^\b\d+(?:\.\d+)?\b/)) return 'number'71+ if (stream.match(/^\b[a-z_][\w-]*\b/i)) {72+ return keywords.has(stream.current().toLowerCase()) ? 'keyword' : 'variableName'73+ }74+ stream.next()75+ return null76+ },77+})78+79+const jsonTypes = new Set(['bytefield', 'excalidraw', 'vega', 'vegalite', 'wavedrom'])80+const xmlTypes = new Set(['bpmn', 'diagramsnet', 'umlet'])81+82+export function languageFor(type) {83+ if (jsonTypes.has(type)) return json()84+ if (xmlTypes.has(type)) return xml()85+ if (type === 'wireviz') return yaml()86+ if (type === 'dbml') return sql()87+ return diagramLanguage88+}89+90+export function isKnownDiagramType(type) {91+ return diagramTypes.some(diagramType => diagramType.id === type)92+}@@ -0,0 +1,162 @@
1+import bpmn from '../../ci/tests/diagrams/example.bpmn?raw'2+import bytefield from '../../ci/tests/diagrams/bytefield.bf?raw'3+import d2 from '../../ci/tests/diagrams/connections.d2?raw'4+import dbml from '../../ci/tests/diagrams/dbml.dbml?raw'5+import diagramsnet from '../../ci/tests/diagrams/diagramsnet-venn.xml?raw'6+import ditaa from '../../ci/tests/diagrams/components.ditaa?raw'7+import erd from '../../ci/tests/diagrams/schema.erd?raw'8+import excalidraw from '../../ci/tests/diagrams/venn.excalidraw?raw'9+import goat from '../../ci/tests/diagrams/components.goat?raw'10+import nomnoml from '../../ci/tests/diagrams/pirate.nomnoml?raw'11+import nwdiag from '../../ci/tests/diagrams/network.diag?raw'12+import packetdiag from '../../ci/tests/diagrams/packet.diag?raw'13+import pikchr from '../../ci/tests/diagrams/diamond.pikchr?raw'14+import rackdiag from '../../ci/tests/diagrams/rack.diag?raw'15+import svgbob from '../../ci/tests/diagrams/cloud.bob?raw'16+import symbolator from '../../ci/tests/diagrams/component.sv?raw'17+import tikz from '../../ci/tests/diagrams/periodic-table.tex?raw'18+import umlet from '../../ci/tests/diagrams/umlet.xml?raw'19+import vega from '../../ci/tests/diagrams/bar-chart.vega?raw'20+import vegalite from '../../ci/tests/diagrams/discretizing-scale.vlite?raw'21+import wavedrom from '../../ci/tests/diagrams/wavedrom.json5?raw'22+import wireviz from '../../ci/tests/diagrams/wireviz.yaml?raw'23+import { DEFAULT_SOURCE } from './state.js'24+25+const EXAMPLES = {26+ // Narrative formats share one story: Alice and Bob are building Tandem, a27+ // tiny shared to-do app, with help from Alice Agent and Bob Agent.28+ plantuml: DEFAULT_SOURCE,29+ mermaid: `flowchart LR30+ Alice([Alice]) -->|describes the shared list| AliceAgent["Alice Agent"]31+ AliceAgent -->|drafts the experience| Tandem["Tandem App"]32+ Bob([Bob]) -->|reviews the plan| BobAgent["Bob Agent"]33+ BobAgent -->|builds and tests the API| Tandem34+ Tandem -->|keeps tasks in sync| Alice35+ Tandem -->|keeps tasks in sync| Bob`,36+ graphviz: `digraph Tandem {37+ rankdir=LR38+ node [shape=box, style="rounded,filled", fillcolor="#eef2ff"]39+ Alice [shape=oval, fillcolor="#fef3c7"]40+ Bob [shape=oval, fillcolor="#dcfce7"]41+ AliceAgent [label="Alice Agent"]42+ BobAgent [label="Bob Agent"]43+ Tandem [label="Tandem App", fillcolor="#ddd6fe"]44+ Alice -> AliceAgent [label="shares an idea"]45+ AliceAgent -> Tandem [label="proposes the flow"]46+ Bob -> BobAgent [label="asks for an API"]47+ BobAgent -> Tandem [label="ships + tests"]48+ Tandem -> { Alice Bob } [label="syncs tasks"]49+}`,50+ c4plantuml: `@startuml51+!include <C4/C4_Context>52+53+Person(alice, "Alice", "Plans the product and creates shared tasks")54+Person(bob, "Bob", "Builds the app and completes shared tasks")55+System(aliceAgent, "Alice Agent", "Turns Alice's ideas into product flows")56+System(bobAgent, "Bob Agent", "Implements and tests Bob's changes")57+System(tandem, "Tandem App", "A tiny shared to-do list")58+59+Rel(alice, aliceAgent, "Explains what friends need")60+Rel(aliceAgent, tandem, "Proposes task flows")61+Rel(bob, bobAgent, "Requests implementation help")62+Rel(bobAgent, tandem, "Builds and verifies")63+Rel(alice, tandem, "Creates tasks")64+Rel(bob, tandem, "Completes tasks")65+@enduml`,66+ blockdiag: `blockdiag {67+ orientation = portrait68+ Alice -> "Alice Agent" -> "Tandem App";69+ Bob -> "Bob Agent" -> "Tandem App";70+ "Tandem App" -> "Shared task list";71+72+ Alice [color = "#fde68a"];73+ Bob [color = "#bbf7d0"];74+ "Alice Agent" [color = "#bfdbfe"];75+ "Bob Agent" [color = "#bfdbfe"];76+ "Tandem App" [color = "#ddd6fe"];77+ "Shared task list" [color = "#fecdd3"];78+}`,79+ seqdiag: `seqdiag {80+ Alice; "Alice Agent"; "Tandem App"; "Bob Agent"; Bob;81+ Alice -> "Alice Agent" [label = "Sketch our shared errands"];82+ "Alice Agent" -> "Tandem App" [label = "Create task: Buy paint"];83+ "Tandem App" -> "Bob Agent" [label = "Task assigned to Bob"];84+ "Bob Agent" -> Bob [label = "Offer a reminder"];85+ Bob -> "Tandem App" [label = "Mark task complete"];86+ "Tandem App" -> Alice [label = "List synced"];87+}`,88+ actdiag: `actdiag {89+ describe -> shape -> implement -> verify -> share90+91+ lane Alice {92+ label = "Alice"93+ describe [label = "Describe shared tasks"];94+ share [label = "Try Tandem with Bob"];95+ }96+ lane "Alice Agent" {97+ shape [label = "Shape the task flow"];98+ }99+ lane "Bob Agent" {100+ implement [label = "Build Tandem"];101+ verify [label = "Test task sync"];102+ }103+}`,104+ structurizr: `workspace "Tandem" "Alice and Bob build a shared to-do app with their agents" {105+ model {106+ alice = person "Alice" "Plans Tandem and creates tasks"107+ bob = person "Bob" "Builds Tandem and completes tasks"108+ aliceAgent = softwareSystem "Alice Agent" "Shapes Alice's ideas into product flows"109+ bobAgent = softwareSystem "Bob Agent" "Implements and tests Bob's changes"110+ tandem = softwareSystem "Tandem App" "Keeps Alice and Bob's tasks in sync"111+112+ alice -> aliceAgent "Describes the experience"113+ aliceAgent -> tandem "Proposes task flows"114+ bob -> bobAgent "Requests implementation help"115+ bobAgent -> tandem "Builds and tests"116+ alice -> tandem "Creates tasks"117+ bob -> tandem "Completes tasks"118+ }119+ views {120+ systemLandscape "TandemLandscape" {121+ include *122+ autolayout lr123+ }124+ theme default125+ }126+}`,127+128+ // Domain-specific examples stay intact so they remain useful references for129+ // packet layouts, hardware, data visualization, wiring, and renderer syntax.130+ d2,131+ nwdiag,132+ packetdiag,133+ rackdiag,134+ bpmn: bpmn135+ .replaceAll('Examine Situation', 'Bob Agent tests Tandem')136+ .replaceAll('Things OK?', 'Tests pass?')137+ .replaceAll('Notification Sent', 'Alice and Bob share tasks')138+ .replaceAll('Error Propagated', 'Alice Agent revises flow')139+ .replaceAll('Klaus', 'Alice')140+ .replaceAll('Walter', 'Bob'),141+ bytefield,142+ dbml,143+ diagramsnet,144+ ditaa,145+ erd,146+ excalidraw,147+ goat,148+ nomnoml,149+ pikchr,150+ svgbob,151+ symbolator,152+ tikz,153+ umlet,154+ vega,155+ vegalite,156+ wavedrom,157+ wireviz,158+}159+160+export function exampleFor(type) {161+ return EXAMPLES[type] ?? DEFAULT_SOURCE162+}@@ -0,0 +1,286 @@
1+import { basicSetup } from 'codemirror'2+import { Compartment, EditorState } from '@codemirror/state'3+import { EditorView } from '@codemirror/view'4+import { HighlightStyle, syntaxHighlighting } from '@codemirror/language'5+import { tags } from '@lezer/highlight'6+import { diagramTypes, isKnownDiagramType, languageFor } from './diagram-types.js'7+import { exampleFor } from './examples.js'8+import {9+ DEFAULT_DIAGRAM_TYPE,10+ DEFAULT_SOURCE,11+ MAX_IMAGE_URL_LENGTH,12+ decodeEditorHash,13+ encodeEditorHash,14+ imageUrl,15+} from './state.js'16+import { PreviewController } from './preview.js'17+import './style.css'18+19+const DRAFT_KEY = 'diagram.zip:draft:v1'20+// TODO: Reintroduce dark mode once every renderer has a native or renderer-specific dark theme.21+const language = new Compartment()22+let renderTimer23+let applyingExternalState = false24+let activeType25+const typeDrafts = new Map()26+27+document.querySelector('#app').innerHTML = `28+ <main class="app-shell">29+ <header class="app-header">30+ <a class="brand" href="#" aria-label="New diagram"><img class="brand-mark" src="/diagram.zip/icon.svg" alt=""><span>diagram.zip</span></a>31+ <div class="header-meta">32+ <span class="render-status" data-state="idle" role="status">Ready</span>33+ <label class="type-picker">34+ <span class="sr-only">Diagram type</span>35+ <select id="diagram-type"></select>36+ </label>37+ <button class="primary-action" id="share" type="button">Share</button>38+ </div>39+ </header>40+41+ <div class="mobile-tabs" role="tablist" aria-label="Workspace panel">42+ <button type="button" role="tab" aria-selected="true" data-panel="editor">Edit</button>43+ <button type="button" role="tab" aria-selected="false" data-panel="preview">Preview</button>44+ </div>45+46+ <div class="workspace" data-mobile-panel="editor">47+ <section class="editor-panel" aria-label="Diagram source">48+ <div id="editor"></div>49+ </section>50+ <section class="preview-panel" aria-label="Diagram preview">51+ <div class="preview-stage" id="preview-stage">52+ <img id="preview-image" alt="Rendered diagram" draggable="false" hidden>53+ <p class="preview-empty">Your diagram will appear here.</p>54+ <div class="preview-toolbar" aria-label="Preview controls">55+ <button type="button" data-preview-action="zoom-out" aria-label="Zoom out">−</button>56+ <button type="button" data-preview-action="zoom-in" aria-label="Zoom in">+</button>57+ <button type="button" data-preview-action="fit">Fit</button>58+ <button type="button" data-preview-action="one-to-one">1:1</button>59+ </div>60+ <div class="minimap" id="minimap" aria-label="Preview minimap" hidden>61+ <img id="minimap-image" alt="" draggable="false">62+ <span id="minimap-viewport" aria-hidden="true"></span>63+ </div>64+ </div>65+ </section>66+ </div>67+ </main>68+69+ <dialog id="share-dialog" aria-labelledby="share-title">70+ <form method="dialog" class="dialog-card">71+ <div class="dialog-header">72+ <div><p class="dialog-eyebrow">Share</p><h1 id="share-title">Take the diagram with you.</h1></div>73+ <button class="icon-button" value="cancel" aria-label="Close">×</button>74+ </div>75+ <div class="share-options">76+ <label><span>Editable diagram</span><div><input id="editable-link" readonly><button type="button" data-copy="editable-link">Copy</button></div></label>77+ <label><span>SVG image</span><div><input id="image-link" readonly><button type="button" data-copy="image-link">Copy</button></div><small id="image-link-note"></small></label>78+ <label><span>Markdown</span><div><input id="markdown-link" readonly><button type="button" data-copy="markdown-link">Copy</button></div></label>79+ </div>80+ </form>81+ </dialog>82+83+ <div class="toast" id="toast" role="status" aria-live="polite"></div>84+`85+86+const typePicker = document.querySelector('#diagram-type')87+for (const { id, label } of diagramTypes) {88+ typePicker.add(new Option(label, id))89+}90+91+const initialState = loadInitialState()92+typePicker.value = initialState.type93+activeType = initialState.type94+typeDrafts.set(initialState.type, initialState.source)95+96+const syntaxColors = HighlightStyle.define([97+ { tag: tags.keyword, color: 'var(--syntax-keyword)', fontWeight: '650' },98+ { tag: tags.string, color: 'var(--syntax-string)' },99+ { tag: [tags.comment, tags.lineComment, tags.blockComment], color: 'var(--syntax-comment)', fontStyle: 'italic' },100+ { tag: [tags.number, tags.bool], color: 'var(--syntax-number)' },101+ { tag: [tags.operator, tags.punctuation], color: 'var(--syntax-operator)' },102+ { tag: [tags.variableName, tags.typeName], color: 'var(--syntax-variable)' },103+])104+105+const editor = new EditorView({106+ state: EditorState.create({107+ doc: initialState.source,108+ extensions: [109+ basicSetup,110+ language.of(languageFor(initialState.type)),111+ syntaxHighlighting(syntaxColors),112+ EditorView.theme({113+ '&': { height: '100%', backgroundColor: 'transparent' },114+ '.cm-scroller': { fontFamily: 'var(--font-mono)', lineHeight: '1.65' },115+ '.cm-content': { padding: '28px 10px 80px' },116+ '.cm-gutters': { backgroundColor: 'transparent', border: '0', paddingLeft: '12px' },117+ '.cm-activeLine, .cm-activeLineGutter': { backgroundColor: 'var(--editor-active-line)' },118+ '.cm-cursor, .cm-dropCursor': { borderLeftColor: 'var(--ink)' },119+ '&.cm-focused': { outline: 'none' },120+ }),121+ EditorView.updateListener.of(update => {122+ if (update.docChanged && !applyingExternalState) scheduleUpdate()123+ }),124+ ],125+ }),126+ parent: document.querySelector('#editor'),127+})128+129+const preview = new PreviewController({130+ stage: document.querySelector('#preview-stage'),131+ image: document.querySelector('#preview-image'),132+ status: document.querySelector('.render-status'),133+ minimap: document.querySelector('#minimap'),134+ minimapImage: document.querySelector('#minimap-image'),135+ minimapViewport: document.querySelector('#minimap-viewport'),136+})137+138+typePicker.addEventListener('change', () => {139+ typeDrafts.set(activeType, editor.state.doc.toString())140+ const type = typePicker.value141+ const source = typeDrafts.get(type) ?? exampleFor(type)142+ applyState({ type, source, options: {} })143+})144+145+document.querySelector('#share').addEventListener('click', openShareDialog)146+document.querySelector('.brand').addEventListener('click', event => {147+ event.preventDefault()148+ if (!confirm('Start a new diagram?')) return149+ applyState({ type: DEFAULT_DIAGRAM_TYPE, source: DEFAULT_SOURCE, options: {} })150+})151+152+document.querySelectorAll('[data-preview-action]').forEach(button => {153+ button.addEventListener('click', () => {154+ const action = button.dataset.previewAction155+ if (action === 'zoom-out') preview.zoom(0.8)156+ if (action === 'zoom-in') preview.zoom(1.25)157+ if (action === 'fit') preview.fit()158+ if (action === 'one-to-one') preview.oneToOne()159+ })160+})161+162+document.querySelectorAll('.mobile-tabs button').forEach(button => {163+ button.addEventListener('click', () => {164+ document.querySelector('.workspace').dataset.mobilePanel = button.dataset.panel165+ document.querySelectorAll('.mobile-tabs button').forEach(tab => {166+ tab.setAttribute('aria-selected', String(tab === button))167+ })168+ if (button.dataset.panel === 'preview') preview.fit()169+ })170+})171+172+document.querySelectorAll('[data-copy]').forEach(button => {173+ button.addEventListener('click', async () => {174+ const input = document.querySelector(`#${button.dataset.copy}`)175+ await copy(input.value)176+ showToast('Copied')177+ })178+})179+180+window.addEventListener('hashchange', () => {181+ try {182+ applyState(decodeEditorHash(location.hash), false)183+ } catch {184+ showToast('This diagram link could not be opened.')185+ }186+})187+188+window.addEventListener('keydown', event => {189+ if ((event.metaKey || event.ctrlKey) && event.key.toLowerCase() === 's') {190+ event.preventDefault()191+ openShareDialog()192+ }193+})194+195+function currentState() {196+ return { type: typePicker.value, source: editor.state.doc.toString(), options: {} }197+}198+199+function scheduleUpdate(delay = 1200) {200+ clearTimeout(renderTimer)201+ renderTimer = setTimeout(commitState, delay)202+}203+204+function commitState() {205+ const state = currentState()206+ const hash = encodeEditorHash(state)207+ if (location.hash !== hash) history.replaceState(null, '', hash)208+ localStorage.setItem(DRAFT_KEY, JSON.stringify(state))209+ preview.render(state)210+}211+212+function loadInitialState() {213+ if (location.hash.startsWith('#v1/')) {214+ try {215+ const state = decodeEditorHash(location.hash)216+ if (isKnownDiagramType(state.type)) return state217+ } catch {218+ // Fall back to the local draft or starter document.219+ }220+ }221+ try {222+ const draft = JSON.parse(localStorage.getItem(DRAFT_KEY))223+ if (draft && isKnownDiagramType(draft.type) && typeof draft.source === 'string') return { ...draft, options: draft.options ?? {} }224+ } catch {225+ // Ignore invalid local data.226+ }227+ return { type: DEFAULT_DIAGRAM_TYPE, source: DEFAULT_SOURCE, options: {} }228+}229+230+function applyState(state, commit = true) {231+ if (!isKnownDiagramType(state.type)) throw new Error('Unsupported diagram type.')232+ applyingExternalState = true233+ activeType = state.type234+ typeDrafts.set(state.type, state.source)235+ typePicker.value = state.type236+ editor.dispatch({237+ changes: { from: 0, to: editor.state.doc.length, insert: state.source },238+ effects: language.reconfigure(languageFor(state.type)),239+ })240+ applyingExternalState = false241+ if (commit) commitState()242+ else preview.render(currentState())243+}244+245+function openShareDialog() {246+ commitState()247+ const state = currentState()248+ const editableLink = `${location.origin}${location.pathname}${encodeEditorHash(state)}`249+ const svgLink = imageUrl(location.origin, state)250+ const imageLinkTooLong = svgLink.length > MAX_IMAGE_URL_LENGTH251+ const imageLink = document.querySelector('#image-link')252+ const markdownLink = document.querySelector('#markdown-link')253+ const imageCopy = document.querySelector('[data-copy="image-link"]')254+ const markdownCopy = document.querySelector('[data-copy="markdown-link"]')255+ document.querySelector('#editable-link').value = editableLink256+ imageLink.value = imageLinkTooLong ? '' : svgLink257+ imageLink.placeholder = imageLinkTooLong ? 'Unavailable for this diagram' : ''258+ markdownLink.value = imageLinkTooLong ? '' : ``259+ markdownLink.placeholder = imageLinkTooLong ? 'Unavailable for this diagram' : ''260+ imageCopy.disabled = imageLinkTooLong261+ markdownCopy.disabled = imageLinkTooLong262+ document.querySelector('#image-link-note').textContent = imageLinkTooLong263+ ? 'This diagram exceeds the safe image URL limit. Share the editable link instead.'264+ : ''265+ document.querySelector('#share-dialog').showModal()266+}267+268+async function copy(value) {269+ if (navigator.clipboard) return navigator.clipboard.writeText(value)270+ const textarea = document.createElement('textarea')271+ textarea.value = value272+ document.body.append(textarea)273+ textarea.select()274+ document.execCommand('copy')275+ textarea.remove()276+}277+278+function showToast(message) {279+ const toast = document.querySelector('#toast')280+ toast.textContent = message281+ toast.dataset.visible = 'true'282+ clearTimeout(showToast.timeout)283+ showToast.timeout = setTimeout(() => delete toast.dataset.visible, 1800)284+}285+286+commitState()@@ -0,0 +1,263 @@
1+import { imageUrl, MAX_IMAGE_URL_LENGTH } from './state.js'2+3+function clamp(value, minimum, maximum) {4+ return Math.min(Math.max(value, minimum), maximum)5+}6+7+export class PreviewController {8+ constructor({ stage, image, status, minimap, minimapImage, minimapViewport }) {9+ this.stage = stage10+ this.image = image11+ this.status = status12+ this.minimap = minimap13+ this.minimapImage = minimapImage14+ this.minimapViewport = minimapViewport15+ this.scale = 116+ this.x = 017+ this.y = 018+ this.objectUrl = null19+ this.abortController = null20+ this.requestNumber = 021+ this.pendingRender = null22+ this.renderLoop = null23+ this.drag = null24+25+ this.image.addEventListener('load', () => this.fit())26+ this.stage.addEventListener('pointerdown', event => this.startPan(event))27+ this.stage.addEventListener('pointermove', event => this.pan(event))28+ this.stage.addEventListener('pointerup', event => this.endPan(event))29+ this.stage.addEventListener('pointercancel', event => this.endPan(event))30+ this.stage.addEventListener('wheel', event => this.wheelZoom(event), { passive: false })31+ this.minimap.addEventListener('pointerdown', event => this.moveFromMinimap(event))32+ new ResizeObserver(() => this.updateTransform()).observe(this.stage)33+ }34+35+ render({ type, source, options = {} }) {36+ if (!source.trim()) {37+ this.requestNumber++38+ this.pendingRender = null39+ this.abortController?.abort()40+ this.setStatus('Write something to render.', 'idle')41+ return42+ }43+44+ this.pendingRender = { type, source, options, requestNumber: ++this.requestNumber }45+ this.abortController?.abort()46+ if (!this.renderLoop) this.renderLoop = this.drainRenderQueue()47+ return this.renderLoop48+ }49+50+ async drainRenderQueue() {51+ try {52+ while (this.pendingRender) {53+ const render = this.pendingRender54+ this.pendingRender = null55+ await this.performRender(render)56+ }57+ } finally {58+ this.renderLoop = null59+ if (this.pendingRender) this.renderLoop = this.drainRenderQueue()60+ }61+ }62+63+ async performRender({ type, source, options, requestNumber }) {64+ const abortController = new AbortController()65+ this.abortController = abortController66+ this.setStatus('Rendering…', 'loading')67+ this.stage.style.setProperty('--render-background', 'var(--preview-bg)')68+69+ const getUrl = imageUrl(window.location.origin, { type, source, options })70+ const useGet = getUrl.length <= MAX_IMAGE_URL_LENGTH71+ const url = useGet ? getUrl : new URL(`/${encodeURIComponent(type)}/svg`, window.location.origin)72+ if (!useGet) {73+ for (const [name, value] of Object.entries(options)) {74+ url.searchParams.set(name, String(value))75+ }76+ }77+78+ try {79+ const response = await fetch(url, {80+ method: useGet ? 'GET' : 'POST',81+ headers: useGet82+ ? { Accept: 'image/svg+xml' }83+ : { Accept: 'image/svg+xml', 'Content-Type': 'text/plain; charset=utf-8' },84+ body: useGet ? undefined : source,85+ signal: abortController.signal,86+ })87+ if (requestNumber !== this.requestNumber) return88+ if (!response.ok) {89+ throw new Error(await this.errorMessage(response))90+ }91+ this.status.dataset.cache = response.headers.get('X-Diagram-Cache')?.toLowerCase() ?? 'browser'92+ const { blob, background } = this.normalizedSvgBlob(await response.text())93+ this.stage.style.setProperty('--render-background', background)94+ const nextObjectUrl = URL.createObjectURL(blob)95+ const previousObjectUrl = this.objectUrl96+ this.objectUrl = nextObjectUrl97+ this.image.src = nextObjectUrl98+ this.minimapImage.src = nextObjectUrl99+ this.image.hidden = false100+ this.setStatus('Rendered', 'ready')101+ if (previousObjectUrl) URL.revokeObjectURL(previousObjectUrl)102+ } catch (error) {103+ if (error.name === 'AbortError') return104+ this.setStatus(error.message || 'Could not render this diagram.', 'error')105+ } finally {106+ if (this.abortController === abortController) this.abortController = null107+ }108+ }109+110+ async errorMessage(response) {111+ const body = await response.text()112+ const document = new DOMParser().parseFromString(body, 'text/html')113+ const message = document.body.textContent.trim().replace(/\s+/g, ' ')114+ return message || `Render failed with HTTP ${response.status}.`115+ }116+117+ normalizedSvgBlob(source) {118+ const document = new DOMParser().parseFromString(source, 'image/svg+xml')119+ const svg = document.documentElement120+ const viewBox = svg.getAttribute('viewBox')?.trim().split(/[\s,]+/).map(Number)121+ if (svg.nodeName === 'svg' && viewBox?.length === 4 && viewBox.every(Number.isFinite)) {122+ if (!svg.hasAttribute('width')) svg.setAttribute('width', String(viewBox[2]))123+ if (!svg.hasAttribute('height')) svg.setAttribute('height', String(viewBox[3]))124+ source = new XMLSerializer().serializeToString(svg)125+ }126+ const declaredBackground = svg.style.backgroundColor || svg.style.background127+ const background = declaredBackground && declaredBackground !== 'transparent'128+ ? declaredBackground129+ : '#ffffff'130+ return {131+ blob: new Blob([source], { type: 'image/svg+xml' }),132+ background,133+ }134+ }135+136+ setStatus(message, state) {137+ this.status.textContent = message138+ this.status.dataset.state = state139+ }140+141+ zoom(factor) {142+ if (this.image.hidden) return143+ const bounds = this.stage.getBoundingClientRect()144+ this.zoomAt(factor, bounds.width / 2, bounds.height / 2)145+ }146+147+ zoomAt(factor, anchorX, anchorY) {148+ const nextScale = clamp(this.scale * factor, 0.1, 8)149+ const diagramX = (anchorX - this.x) / this.scale150+ const diagramY = (anchorY - this.y) / this.scale151+ this.x = anchorX - diagramX * nextScale152+ this.y = anchorY - diagramY * nextScale153+ this.scale = nextScale154+ this.updateTransform()155+ }156+157+ wheelZoom(event) {158+ if (this.image.hidden || event.target.closest('.preview-toolbar, .minimap')) return159+ event.preventDefault()160+ const bounds = this.stage.getBoundingClientRect()161+ const delta = event.deltaY * (162+ event.deltaMode === WheelEvent.DOM_DELTA_LINE ? 16163+ : event.deltaMode === WheelEvent.DOM_DELTA_PAGE ? bounds.height164+ : 1165+ )166+ this.zoomAt(167+ Math.exp(-clamp(delta, -240, 240) * 0.002),168+ event.clientX - bounds.left,169+ event.clientY - bounds.top,170+ )171+ }172+173+ oneToOne() {174+ if (this.image.hidden) return175+ const bounds = this.stage.getBoundingClientRect()176+ this.scale = 1177+ this.x = (bounds.width - this.image.naturalWidth) / 2178+ this.y = (bounds.height - this.image.naturalHeight) / 2179+ this.updateTransform()180+ }181+182+ fit() {183+ if (!this.image.naturalWidth || !this.image.naturalHeight) return184+ const bounds = this.stage.getBoundingClientRect()185+ const padding = Math.min(64, bounds.width * 0.12)186+ this.scale = clamp(Math.min(187+ (bounds.width - padding * 2) / this.image.naturalWidth,188+ (bounds.height - padding * 2) / this.image.naturalHeight,189+ ), 0.1, 2)190+ this.x = (bounds.width - this.image.naturalWidth * this.scale) / 2191+ this.y = (bounds.height - this.image.naturalHeight * this.scale) / 2192+ this.updateTransform()193+ }194+195+ updateTransform() {196+ this.image.style.transform = `translate(${this.x}px, ${this.y}px) scale(${this.scale})`197+ this.updateMinimap()198+ }199+200+ startPan(event) {201+ if (this.image.hidden || event.button !== 0 || event.target.closest('.preview-toolbar, .minimap')) return202+ this.drag = { pointerId: event.pointerId, x: event.clientX, y: event.clientY, originX: this.x, originY: this.y }203+ this.stage.setPointerCapture(event.pointerId)204+ this.stage.dataset.dragging = 'true'205+ }206+207+ pan(event) {208+ if (!this.drag || event.pointerId !== this.drag.pointerId) return209+ this.x = this.drag.originX + event.clientX - this.drag.x210+ this.y = this.drag.originY + event.clientY - this.drag.y211+ this.updateTransform()212+ }213+214+ endPan(event) {215+ if (!this.drag || event.pointerId !== this.drag.pointerId) return216+ this.drag = null217+ delete this.stage.dataset.dragging218+ }219+220+ moveFromMinimap(event) {221+ if (!this.image.naturalWidth || !this.image.naturalHeight) return222+ const bounds = this.minimap.getBoundingClientRect()223+ const imageFit = Math.min(bounds.width / this.image.naturalWidth, bounds.height / this.image.naturalHeight)224+ const offsetX = (bounds.width - this.image.naturalWidth * imageFit) / 2225+ const offsetY = (bounds.height - this.image.naturalHeight * imageFit) / 2226+ const diagramX = (event.clientX - bounds.left - offsetX) / imageFit227+ const diagramY = (event.clientY - bounds.top - offsetY) / imageFit228+ const stageBounds = this.stage.getBoundingClientRect()229+ this.x = stageBounds.width / 2 - diagramX * this.scale230+ this.y = stageBounds.height / 2 - diagramY * this.scale231+ this.updateTransform()232+ }233+234+ updateMinimap() {235+ if (!this.image.naturalWidth || !this.image.naturalHeight) return236+ const stageBounds = this.stage.getBoundingClientRect()237+ const renderedWidth = this.image.naturalWidth * this.scale238+ const renderedHeight = this.image.naturalHeight * this.scale239+ const fullyVisible = this.x >= 0240+ && this.y >= 0241+ && this.x + renderedWidth <= stageBounds.width242+ && this.y + renderedHeight <= stageBounds.height243+ this.minimap.hidden = fullyVisible244+ if (fullyVisible) return245+246+ const minimapBounds = this.minimap.getBoundingClientRect()247+ const imageFit = Math.min(248+ minimapBounds.width / this.image.naturalWidth,249+ minimapBounds.height / this.image.naturalHeight,250+ )251+ const offsetX = (minimapBounds.width - this.image.naturalWidth * imageFit) / 2252+ const offsetY = (minimapBounds.height - this.image.naturalHeight * imageFit) / 2253+ const visibleLeft = clamp(-this.x / this.scale, 0, this.image.naturalWidth)254+ const visibleTop = clamp(-this.y / this.scale, 0, this.image.naturalHeight)255+ const visibleRight = clamp((stageBounds.width - this.x) / this.scale, 0, this.image.naturalWidth)256+ const visibleBottom = clamp((stageBounds.height - this.y) / this.scale, 0, this.image.naturalHeight)257+258+ this.minimapViewport.style.left = `${offsetX + visibleLeft * imageFit}px`259+ this.minimapViewport.style.top = `${offsetY + visibleTop * imageFit}px`260+ this.minimapViewport.style.width = `${Math.max(4, (visibleRight - visibleLeft) * imageFit)}px`261+ this.minimapViewport.style.height = `${Math.max(4, (visibleBottom - visibleTop) * imageFit)}px`262+ }263+}@@ -0,0 +1,81 @@
1+import { deflate, inflate } from 'pako'2+3+export const HASH_VERSION = 'v1'4+// Leave room below Cloudflare's 16 KB request URL ceiling.5+export const MAX_IMAGE_URL_LENGTH = 15_0006+export const DEFAULT_DIAGRAM_TYPE = 'plantuml'7+export const DEFAULT_SOURCE = `@startuml8+skinparam monochrome true9+skinparam shadowing false10+11+actor Alice12+participant "Alice Agent" as AliceAgent13+participant "Tandem App" as Tandem14+participant "Bob Agent" as BobAgent15+actor Bob16+17+Alice -> AliceAgent: Describe a shared to-do app18+AliceAgent -> Tandem: Draft the task flow19+Bob -> BobAgent: Build and test the API20+BobAgent -> Tandem: Ship task sync21+Alice -> Tandem: Add "Buy paint"22+Tandem -> Bob: Share the new task23+Bob -> Tandem: Mark it done24+Tandem --> Alice: Everyone is in sync25+@enduml`26+27+const encoder = new TextEncoder()28+const decoder = new TextDecoder()29+30+function toBase64Url(bytes) {31+ let binary = ''32+ const chunkSize = 0x800033+ for (let index = 0; index < bytes.length; index += chunkSize) {34+ binary += String.fromCharCode(...bytes.subarray(index, index + chunkSize))35+ }36+ return btoa(binary).replaceAll('+', '-').replaceAll('/', '_').replace(/=+$/, '')37+}38+39+function fromBase64Url(value) {40+ const normalized = value.replaceAll('-', '+').replaceAll('_', '/')41+ const padded = normalized + '='.repeat((4 - normalized.length % 4) % 4)42+ const binary = atob(padded)43+ return Uint8Array.from(binary, character => character.charCodeAt(0))44+}45+46+export function encodeText(value) {47+ return toBase64Url(deflate(encoder.encode(value), { level: 9 }))48+}49+50+export function decodeText(value) {51+ return decoder.decode(inflate(fromBase64Url(value)))52+}53+54+export function encodeEditorHash({ type, source, options = {} }) {55+ const payload = JSON.stringify({ source, options })56+ return `#${HASH_VERSION}/${encodeURIComponent(type)}/${encodeText(payload)}`57+}58+59+export function decodeEditorHash(hash) {60+ const [version, encodedType, payload] = hash.replace(/^#/, '').split('/')61+ if (version !== HASH_VERSION || !encodedType || !payload) {62+ throw new Error('Unsupported diagram.zip link.')63+ }64+ const state = JSON.parse(decodeText(payload))65+ if (typeof state.source !== 'string' || typeof state.options !== 'object' || state.options === null || Array.isArray(state.options)) {66+ throw new Error('Invalid diagram.zip link.')67+ }68+ return {69+ type: decodeURIComponent(encodedType),70+ source: state.source,71+ options: state.options,72+ }73+}74+75+export function imageUrl(origin, { type, source, options = {} }) {76+ const url = new URL(`/${encodeURIComponent(type)}/svg/${encodeText(source)}`, origin)77+ for (const [name, value] of Object.entries(options)) {78+ url.searchParams.set(name, String(value))79+ }80+ return url.toString()81+}@@ -0,0 +1,396 @@
1+:root {2+ color-scheme: light;3+ --page: #ffffff;4+ --surface: #ffffff;5+ --surface-raised: #ffffff;6+ --ink: #000000;7+ --muted: #666666;8+ --line: #dddddd;9+ --soft: #f3f3f3;10+ --action-bg: #000000;11+ --action-ink: #ffffff;12+ --danger: #333333;13+ --editor-active-line: rgba(0, 0, 0, .045);14+ --syntax-keyword: #111111;15+ --syntax-string: #333333;16+ --syntax-comment: #858585;17+ --syntax-number: #444444;18+ --syntax-operator: #555555;19+ --syntax-variable: #222222;20+ --dot: rgba(0, 0, 0, .11);21+ --preview-bg: #ffffff;22+ --shadow: 0 22px 70px rgba(0, 0, 0, .12);23+ --font-sans: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;24+ --font-mono: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;25+ font-family: var(--font-sans);26+ font-synthesis: none;27+ text-rendering: optimizeLegibility;28+}29+30+* { box-sizing: border-box; }31+32+html, body, #app { height: 100%; }33+34+body {35+ margin: 0;36+ overflow: hidden;37+ background: var(--page);38+ color: var(--ink);39+}40+41+button, input, select { font: inherit; }42+button, select { color: inherit; }43+button { cursor: pointer; }44+45+.sr-only {46+ position: absolute;47+ width: 1px;48+ height: 1px;49+ padding: 0;50+ margin: -1px;51+ overflow: hidden;52+ clip: rect(0, 0, 0, 0);53+ white-space: nowrap;54+ border: 0;55+}56+57+.app-shell {58+ display: grid;59+ grid-template-rows: 58px minmax(0, 1fr);60+ height: 100%;61+}62+63+.app-header {64+ display: flex;65+ align-items: center;66+ justify-content: space-between;67+ gap: 20px;68+ padding: 0 14px 0 20px;69+ border-bottom: 1px solid var(--line);70+ background: color-mix(in srgb, var(--page), transparent 5%);71+ backdrop-filter: blur(14px);72+ z-index: 10;73+}74+75+.brand {76+ display: inline-flex;77+ align-items: center;78+ gap: 10px;79+ color: var(--ink);80+ font-weight: 780;81+ letter-spacing: -.025em;82+ text-decoration: none;83+}84+85+.brand-mark {86+ width: 24px;87+ height: 24px;88+ display: block;89+}90+91+.header-meta {92+ display: flex;93+ align-items: center;94+ gap: 9px;95+ min-width: 0;96+}97+98+.render-status {99+ max-width: min(38vw, 420px);100+ overflow: hidden;101+ color: var(--muted);102+ font-size: 13px;103+ text-overflow: ellipsis;104+ white-space: nowrap;105+}106+107+.render-status[data-state="error"] { color: var(--danger); }108+.render-status[data-state="loading"]::before { content: "◌ "; }109+110+.type-picker select,111+.primary-action,112+.preview-toolbar button,113+.mobile-tabs button,114+.icon-button,115+.share-options button {116+ min-height: 36px;117+ border: 1px solid var(--line);118+ border-radius: 10px;119+ background: var(--surface);120+}121+122+.type-picker select {123+ max-width: 170px;124+ padding: 7px 30px 7px 11px;125+}126+127+.primary-action {128+ padding: 7px 15px;129+ border-color: var(--action-bg);130+ background: var(--action-bg);131+ color: var(--action-ink);132+ font-weight: 720;133+}134+135+.workspace {136+ display: grid;137+ grid-template-columns: minmax(340px, .82fr) minmax(440px, 1.18fr);138+ min-height: 0;139+}140+141+.editor-panel,142+.preview-panel { min-width: 0; min-height: 0; }143+144+.editor-panel {145+ overflow: hidden;146+ border-right: 1px solid var(--line);147+ background: var(--surface);148+}149+150+#editor { height: 100%; }151+152+.cm-editor { color: var(--ink); font-size: 14px; }153+.cm-gutter { color: var(--muted); }154+.cm-selectionBackground { background: color-mix(in srgb, var(--ink), transparent 78%) ; }155+156+.preview-panel { background: var(--preview-bg); }157+158+.preview-stage {159+ position: relative;160+ width: 100%;161+ height: 100%;162+ min-height: 320px;163+ overflow: hidden;164+ touch-action: none;165+ background-image: radial-gradient(var(--dot) 1px, transparent 1px);166+ background-size: 20px 20px;167+ cursor: grab;168+ background-color: var(--render-background, var(--preview-bg));169+}170+171+.preview-stage[data-dragging="true"] { cursor: grabbing; }172+173+#preview-image {174+ position: absolute;175+ top: 0;176+ left: 0;177+ max-width: none;178+ transform-origin: 0 0;179+ user-select: none;180+ -webkit-user-drag: none;181+}182+183+.preview-stage:has(#preview-image:not([hidden])) .preview-empty { display: none; }184+185+.preview-empty {186+ position: absolute;187+ inset: 50% auto auto 50%;188+ margin: 0;189+ color: var(--muted);190+ transform: translate(-50%, -50%);191+}192+193+.preview-toolbar {194+ position: absolute;195+ left: 14px;196+ bottom: 14px;197+ display: flex;198+ gap: 6px;199+ padding: 5px;200+ border: 1px solid var(--line);201+ border-radius: 14px;202+ background: color-mix(in srgb, var(--surface-raised), transparent 7%);203+ box-shadow: var(--shadow);204+ backdrop-filter: blur(12px);205+}206+207+.preview-toolbar button {208+ min-width: 36px;209+ padding: 6px 9px;210+ background: transparent;211+}212+213+.preview-toolbar button:hover { background: var(--soft); }214+215+.minimap {216+ position: absolute;217+ right: 14px;218+ bottom: 14px;219+ width: 168px;220+ height: 108px;221+ overflow: hidden;222+ border: 1px solid var(--line);223+ border-radius: 12px;224+ background: var(--render-background, var(--preview-bg));225+ box-shadow: var(--shadow);226+ cursor: crosshair;227+}228+229+.minimap img {230+ width: 100%;231+ height: 100%;232+ object-fit: contain;233+ pointer-events: none;234+ user-select: none;235+}236+237+#minimap-viewport {238+ position: absolute;239+ min-width: 4px;240+ min-height: 4px;241+ border: 2px solid var(--ink);242+ background: color-mix(in srgb, var(--ink), transparent 82%);243+ pointer-events: none;244+}245+246+.mobile-tabs { display: none; }247+248+dialog {249+ width: min(620px, calc(100% - 28px));250+ max-height: calc(100% - 28px);251+ padding: 0;252+ color: var(--ink);253+ border: 1px solid var(--line);254+ border-radius: 20px;255+ background: var(--surface-raised);256+ box-shadow: var(--shadow);257+}258+259+dialog::backdrop {260+ background: color-mix(in srgb, var(--page), transparent 25%);261+ backdrop-filter: blur(6px);262+}263+264+.dialog-card { padding: 24px; }265+266+.dialog-header {267+ display: flex;268+ align-items: flex-start;269+ justify-content: space-between;270+ gap: 20px;271+ margin-bottom: 24px;272+}273+274+.dialog-eyebrow {275+ margin: 0 0 5px;276+ color: var(--muted);277+ font-size: 12px;278+ font-weight: 800;279+ letter-spacing: .12em;280+ text-transform: uppercase;281+}282+283+.dialog-header h1 {284+ margin: 0;285+ font-size: clamp(25px, 5vw, 38px);286+ line-height: 1.05;287+ letter-spacing: -.045em;288+}289+290+.icon-button {291+ flex: 0 0 auto;292+ width: 38px;293+ padding: 0;294+ font-size: 24px;295+}296+297+.share-options { display: grid; gap: 18px; }298+.share-options label > span { display: block; margin-bottom: 7px; font-weight: 700; }299+.share-options label > div { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 7px; }300+.share-options input {301+ min-width: 0;302+ height: 40px;303+ padding: 8px 10px;304+ color: var(--ink);305+ border: 1px solid var(--line);306+ border-radius: 9px;307+ background: var(--page);308+ font: 12px/1.4 var(--font-mono);309+}310+.share-options button { padding: 7px 13px; font-weight: 700; }311+.share-options button:disabled { cursor: not-allowed; opacity: .42; }312+.share-options small { display: block; margin-top: 6px; color: var(--danger); }313+314+.toast {315+ position: fixed;316+ top: 72px;317+ left: 50%;318+ z-index: 30;319+ padding: 9px 15px;320+ border-radius: 999px;321+ background: var(--ink);322+ color: var(--page);323+ font-size: 13px;324+ font-weight: 740;325+ opacity: 0;326+ transform: translate(-50%, -10px);327+ transition: opacity 140ms ease, transform 140ms ease;328+ pointer-events: none;329+}330+331+.toast[data-visible="true"] { opacity: 1; transform: translate(-50%, 0); }332+333+:focus-visible { outline: 2px solid var(--ink); outline-offset: 2px; }334+335+@media (max-width: 760px) {336+ .app-shell { grid-template-rows: 58px 42px minmax(0, 1fr); }337+ .render-status { display: none; }338+ .render-status[data-state="error"] {339+ position: fixed;340+ top: 108px;341+ right: 10px;342+ left: 10px;343+ z-index: 20;344+ display: block;345+ max-width: none;346+ max-height: 84px;347+ overflow: auto;348+ padding: 10px 12px;349+ border: 1px solid color-mix(in srgb, var(--danger), transparent 55%);350+ border-radius: 10px;351+ background: var(--surface-raised);352+ box-shadow: var(--shadow);353+ white-space: normal;354+ }355+ .app-header { padding-left: 14px; }356+ .brand span:last-child { display: none; }357+ .type-picker select { max-width: 142px; }358+359+ .mobile-tabs {360+ display: grid;361+ grid-template-columns: 1fr 1fr;362+ gap: 4px;363+ padding: 4px;364+ border-bottom: 1px solid var(--line);365+ background: var(--page);366+ }367+368+ .mobile-tabs button {369+ min-height: 32px;370+ border-color: transparent;371+ background: transparent;372+ color: var(--muted);373+ font-size: 13px;374+ font-weight: 700;375+ }376+377+ .mobile-tabs button[aria-selected="true"] {378+ background: var(--soft);379+ color: var(--ink);380+ }381+382+ .workspace { display: block; }383+ .workspace[data-mobile-panel="editor"] .preview-panel,384+ .workspace[data-mobile-panel="preview"] .editor-panel { display: none; }385+ .editor-panel, .preview-panel { width: 100%; height: 100%; border-right: 0; }386+ .minimap { width: 132px; height: 88px; }387+}388+389+@media (max-width: 390px) {390+ .app-header { gap: 8px; }391+ .header-meta { gap: 6px; }392+ .type-picker select { max-width: 120px; }393+ .primary-action { padding-inline: 11px; }394+ .preview-toolbar { bottom: 10px; left: 10px; }395+ .minimap { right: 10px; bottom: 62px; }396+}@@ -0,0 +1,56 @@
1+import assert from 'node:assert/strict'2+import { readFileSync } from 'node:fs'3+import test from 'node:test'4+import {5+ decodeEditorHash,6+ decodeText,7+ encodeEditorHash,8+ encodeText,9+ imageUrl,10+ MAX_IMAGE_URL_LENGTH,11+} from '../src/state.js'12+13+test('uses the Kroki-compatible zlib + base64url encoding', () => {14+ const source = 'digraph G {Hello->World}\n'15+ assert.equal(encodeText(source), 'eNpLyUwvSizIUHBXqPZIzcnJ17ULzy_KSanlAgB1EAjQ')16+})17+18+test('round trips Unicode text', () => {19+ const source = 'Alice -> Bob: Grüezi 👋 こんにちは'20+ assert.equal(decodeText(encodeText(source)), source)21+})22+23+test('round trips a versioned editor hash', () => {24+ const state = {25+ type: 'mermaid',26+ source: 'flowchart LR\n A --> B',27+ options: { theme: 'neutral' },28+ }29+ assert.deepEqual(decodeEditorHash(encodeEditorHash(state)), state)30+})31+32+test('rejects unsupported and malformed hashes', () => {33+ assert.throws(() => decodeEditorHash('#v2/mermaid/nope'), /Unsupported/)34+ assert.throws(() => decodeEditorHash('#v1/mermaid/nope'))35+})36+37+test('builds an encoded image URL with options', () => {38+ const url = new URL(imageUrl('https://diagram.zip', {39+ type: 'd2',40+ source: 'a -> b',41+ options: { theme: 200 },42+ }))43+ assert.match(url.pathname, /^\/d2\/svg\/[A-Za-z0-9_-]+$/)44+ assert.equal(url.searchParams.get('theme'), '200')45+})46+47+test('keeps shared image URLs below the edge request limit', () => {48+ assert.equal(MAX_IMAGE_URL_LENGTH, 15_000)49+})50+51+test('fits the bundled periodic-table example in a shared image URL', () => {52+ const source = readFileSync(new URL('../../ci/tests/diagrams/periodic-table.tex', import.meta.url), 'utf8')53+ const url = imageUrl('https://diagram.zip', { type: 'tikz', source })54+ assert.ok(url.length > 4096)55+ assert.ok(url.length <= MAX_IMAGE_URL_LENGTH)56+})@@ -0,0 +1,11 @@
1+import { defineConfig } from 'vite'2+import { resolve } from 'node:path'3+4+export default defineConfig({5+ root: resolve(import.meta.dirname),6+ base: '/diagram.zip/',7+ build: {8+ outDir: resolve(import.meta.dirname, '../server/src/main/resources/web/diagramzip'),9+ emptyOutDir: true,10+ },11+})@@ -0,0 +1,44 @@
1+app = "diagram-zip"2+primary_region = "dfw"3+4+[build]5+ dockerfile = "Dockerfile.fly"6+7+[env]8+ KROKI_SAFE_MODE = "secure"9+ KROKI_COMMAND_TIMEOUT = "30s"10+ KROKI_DELEGATE_TIMEOUT_MS = "90000"11+ KROKI_MAX_URI_LENGTH = "16384"12+ KROKI_RENDER_CACHE_MAX_BYTES = "67108864"13+ KROKI_RENDER_CACHE_TTL_SECONDS = "1800"14+ KROKI_MERMAID_HOST = "diagram-zip-mermaid.flycast"15+ KROKI_MERMAID_PORT = "80"16+ KROKI_BPMN_HOST = "diagram-zip-bpmn.flycast"17+ KROKI_BPMN_PORT = "80"18+ KROKI_EXCALIDRAW_HOST = "diagram-zip-excalidraw.flycast"19+ KROKI_EXCALIDRAW_PORT = "80"20+ KROKI_DIAGRAMSNET_HOST = "diagram-zip-diagramsnet.flycast"21+ KROKI_DIAGRAMSNET_PORT = "80"22+23+[http_service]24+ internal_port = 800025+ force_https = true26+ auto_stop_machines = "stop"27+ auto_start_machines = true28+ min_machines_running = 129+30+ [http_service.concurrency]31+ type = "requests"32+ soft_limit = 2033+ hard_limit = 3034+35+ [[http_service.checks]]36+ grace_period = "45s"37+ interval = "30s"38+ method = "GET"39+ timeout = "10s"40+ path = "/health"41+42+[[vm]]43+ size = "shared-cpu-1x"44+ memory = "1gb"@@ -0,0 +1,21 @@
1+app = "diagram-zip-bpmn"2+primary_region = "dfw"3+4+[build]5+ image = "yuzutech/kroki-bpmn:0.32.1"6+7+[http_service]8+ internal_port = 80039+ force_https = false10+ auto_stop_machines = "suspend"11+ auto_start_machines = true12+ min_machines_running = 013+14+ [http_service.concurrency]15+ type = "requests"16+ soft_limit = 417+ hard_limit = 818+19+[[vm]]20+ size = "shared-cpu-1x"21+ memory = "1gb"@@ -0,0 +1,21 @@
1+app = "diagram-zip-diagramsnet"2+primary_region = "dfw"3+4+[build]5+ image = "yuzutech/kroki-diagramsnet:0.32.1"6+7+[http_service]8+ internal_port = 80059+ force_https = false10+ auto_stop_machines = "suspend"11+ auto_start_machines = true12+ min_machines_running = 013+14+ [http_service.concurrency]15+ type = "requests"16+ soft_limit = 417+ hard_limit = 818+19+[[vm]]20+ size = "shared-cpu-1x"21+ memory = "1gb"@@ -0,0 +1,21 @@
1+app = "diagram-zip-excalidraw"2+primary_region = "dfw"3+4+[build]5+ image = "yuzutech/kroki-excalidraw:0.32.1"6+7+[http_service]8+ internal_port = 80049+ force_https = false10+ auto_stop_machines = "suspend"11+ auto_start_machines = true12+ min_machines_running = 013+14+ [http_service.concurrency]15+ type = "requests"16+ soft_limit = 417+ hard_limit = 818+19+[[vm]]20+ size = "shared-cpu-1x"21+ memory = "1gb"@@ -0,0 +1,21 @@
1+app = "diagram-zip-mermaid"2+primary_region = "dfw"3+4+[build]5+ image = "yuzutech/kroki-mermaid:0.32.1"6+7+[http_service]8+ internal_port = 80029+ force_https = false10+ auto_stop_machines = "suspend"11+ auto_start_machines = true12+ min_machines_running = 013+14+ [http_service.concurrency]15+ type = "requests"16+ soft_limit = 617+ hard_limit = 1018+19+[[vm]]20+ size = "shared-cpu-1x"21+ memory = "1gb"@@ -8,17 +8,1087 @@
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"MIT"221092 }231093 }241094 }@@ -8,13 +8,27 @@
88 },99 "private": true,1010 "scripts": {11+ "build:diagramzip": "vite build --config diagramzip/vite.config.js",12+ "dev:diagramzip": "vite --config diagramzip/vite.config.js",1113 "test": "node --test-force-exit ci/tests/smoke.js",14+ "test:diagramzip": "node --test diagramzip/test/*.test.js",1215 "update-versions": "node ci/tasks/update-versions.js"1316 },1417 "volta": {1518 "node": "24.19.0"1619 },1720 "dependencies": {18- "blocked-at": "^1.2.0"21+ "@codemirror/lang-json": "^6.0.2",22+ "@codemirror/lang-sql": "^6.10.0",23+ "@codemirror/lang-xml": "^6.1.0",24+ "@codemirror/lang-yaml": "^6.1.3",25+ "@codemirror/language": "^6.12.4",26+ "@lezer/highlight": "^1.2.3",27+ "blocked-at": "^1.2.0",28+ "codemirror": "^6.0.2",29+ "pako": "^3.0.1"30+ },31+ "devDependencies": {32+ "vite": "^8.2.2"1933 }2034 }@@ -19,6 +19,7 @@ import io.vertx.ext.web.Router;
1919 import io.vertx.ext.web.RoutingContext;2020 import io.vertx.ext.web.handler.BodyHandler;2121 import io.vertx.ext.web.handler.CorsHandler;22+import io.vertx.ext.web.handler.StaticHandler;2223 2324 import java.util.*;2425 import java.util.stream.Collectors;@@ -92,7 +93,7 @@ public class Server extends AbstractVerticle {
9293 .allowedMethods(allowedMethods));9394 9495 Commander commander = new Commander(config);95- DiagramRegistry registry = new DiagramRegistry(router, bodyHandler);96+ DiagramRegistry registry = new DiagramRegistry(router, bodyHandler, new RenderCache(config));9697 registry.register(new Plantuml(vertx, config), "plantuml");9798 registry.register(new Plantuml(vertx, config), "c4plantuml");9899 registry.register(new Ditaa(vertx, config), "ditaa");@@ -139,12 +140,14 @@ public class Server extends AbstractVerticle {
139140 router.get("/healthz") // k8s liveness default URL (alias)140141 .handler(healthHandlerService);141142 142- // hello143- List<ServiceVersion> serviceVersions = healthHandler.getServiceVersions();144- String krokiBuildHash = healthHandler.getKrokiBuildHash();145- String krokiVersionNumber = healthHandler.getKrokiVersionNumber();143+ // diagram.zip144+ router.route("/diagram.zip/*")145+ .handler(StaticHandler.create("web/diagramzip")146+ .setFilesReadOnly(true)147+ .setCachingEnabled(true)148+ .setMaxAgeSeconds(31536000));146149 router.get("/")147- .handler(new HelloHandler(vertx, serviceVersions, krokiVersionNumber, krokiBuildHash).create());150+ .handler(new DiagramZipHandler(vertx).create());148151 149152 // Default route150153 Route route = router.route("/*");@@ -7,6 +7,7 @@ import org.slf4j.LoggerFactory;
77 88 import java.io.*;99 import java.util.Arrays;10+import java.util.concurrent.CancellationException;1011 1112 public class Commander {1213 @@ -35,48 +36,62 @@ public class Commander {
3536 }3637 3738 public byte[] execute(byte[] source, String... cmd) throws IOException, InterruptedException, IllegalStateException {39+ return execute(new RenderCancellation(), source, cmd);40+ }41+42+ public byte[] execute(RenderCancellation cancellation, byte[] source, String... cmd) throws IOException, InterruptedException, IllegalStateException {3843 ProcessBuilder builder = new ProcessBuilder();3944 builder.command(cmd);4045 //builder.redirectError(ProcessBuilder.Redirect.PIPE);4146 //builder.redirectInput(ProcessBuilder.Redirect.PIPE);4247 Process process = builder.start();48+ cancellation.register(process);4349 44- ByteArrayOutputStream stdoutBuffer = new ByteArrayOutputStream();45- Thread processStdoutReader = readProcessStdout(process, stdoutBuffer);46- ByteArrayOutputStream stderrBuffer = new ByteArrayOutputStream();47- Thread readProcessStderr = readProcessStderr(process, stderrBuffer);48-49- OutputStream stdin = process.getOutputStream();50- stdin.write(source);51- try {52- stdin.flush();53- } catch (IOException e) {54- logger.error("Error while flushing stdin on command: " + Arrays.toString(cmd), e);55- throw e;56- }5750 try {58- stdin.close();59- } catch (IOException e) {60- logger.error("Error while closing stdin on command: " + Arrays.toString(cmd), e);61- throw e;62- }51+ ByteArrayOutputStream stdoutBuffer = new ByteArrayOutputStream();52+ Thread processStdoutReader = readProcessStdout(process, stdoutBuffer, cancellation);53+ ByteArrayOutputStream stderrBuffer = new ByteArrayOutputStream();54+ Thread readProcessStderr = readProcessStderr(process, stderrBuffer, cancellation);6355 64- process.waitFor(this.commandTimeout.duration(), this.commandTimeout.timeUnit());65- // writing to stdout is asynchronous, wait until there is no more data in the stdout stream66- processStdoutReader.join(readStdoutTimeout.millis());67- // writing to stderr is asynchronous, wait until there is no more data in the stderr stream68- readProcessStderr.join(readStderrTimeout.millis());69- byte[] output = stdoutBuffer.toByteArray();56+ OutputStream stdin = process.getOutputStream();57+ stdin.write(source);58+ try {59+ stdin.flush();60+ } catch (IOException e) {61+ if (cancellation.isCancelled()) throw new CancellationException("Render cancelled because no clients are waiting for it.");62+ logger.error("Error while flushing stdin on command: " + Arrays.toString(cmd), e);63+ throw e;64+ }65+ try {66+ stdin.close();67+ } catch (IOException e) {68+ if (cancellation.isCancelled()) throw new CancellationException("Render cancelled because no clients are waiting for it.");69+ logger.error("Error while closing stdin on command: " + Arrays.toString(cmd), e);70+ throw e;71+ }7072 71- if (process.isAlive()) {72- process.destroyForcibly();73- throw new InterruptedIOException("Process was forcibly killed (not responding after " + this.commandTimeout + " seconds)");73+ process.waitFor(this.commandTimeout.duration(), this.commandTimeout.timeUnit());74+ // writing to stdout is asynchronous, wait until there is no more data in the stdout stream75+ processStdoutReader.join(readStdoutTimeout.millis());76+ // writing to stderr is asynchronous, wait until there is no more data in the stderr stream77+ readProcessStderr.join(readStderrTimeout.millis());78+ byte[] output = stdoutBuffer.toByteArray();79+80+ if (cancellation.isCancelled()) {81+ throw new CancellationException("Render cancelled because no clients are waiting for it.");82+ }83+ if (process.isAlive()) {84+ process.destroyForcibly();85+ throw new InterruptedIOException("Process was forcibly killed (not responding after " + this.commandTimeout + " seconds)");86+ }87+ int exitValue = process.exitValue();88+ return commandStatusHandler.handle(exitValue, output, stderrBuffer.toByteArray());89+ } finally {90+ cancellation.unregister(process);7491 }75- int exitValue = process.exitValue();76- return commandStatusHandler.handle(exitValue, output, stderrBuffer.toByteArray());7792 }7893 79- private static Thread readProcessStdout(final Process process, final ByteArrayOutputStream buffer) {94+ private static Thread readProcessStdout(final Process process, final ByteArrayOutputStream buffer, RenderCancellation cancellation) {8095 InputStream input = process.getInputStream();8196 Thread thread = new Thread(() -> {8297 byte[] data = new byte[2048];@@ -86,14 +101,14 @@ public class Commander {
86101 buffer.write(data, 0, index);87102 }88103 } catch (IOException e) {89- throw new RuntimeException("Unable to read stdout", e);104+ if (!cancellation.isCancelled()) throw new RuntimeException("Unable to read stdout", e);90105 }91106 });92107 thread.start();93108 return thread;94109 }95110 96- private static Thread readProcessStderr(final Process process, final ByteArrayOutputStream buffer) {111+ private static Thread readProcessStderr(final Process process, final ByteArrayOutputStream buffer, RenderCancellation cancellation) {97112 InputStream input = process.getErrorStream();98113 Thread thread = new Thread(() -> {99114 byte[] data = new byte[2048];@@ -103,7 +118,7 @@ public class Commander {
103118 buffer.write(data, 0, index);104119 }105120 } catch (IOException e) {106- throw new RuntimeException("Unable to read stderr", e);121+ if (!cancellation.isCancelled()) throw new RuntimeException("Unable to read stderr", e);107122 }108123 });109124 thread.start();@@ -8,8 +8,12 @@ import io.vertx.core.Future;
88 import io.vertx.core.Vertx;99 import io.vertx.core.buffer.Buffer;1010 import io.vertx.core.http.HttpClient;11+import io.vertx.core.http.HttpClientRequest;12+import io.vertx.core.http.HttpClientResponse;1113 import io.vertx.core.http.HttpHeaders;14+import io.vertx.core.http.HttpMethod;1215 import io.vertx.core.http.PoolOptions;16+import io.vertx.core.http.RequestOptions;1317 import io.vertx.core.json.DecodeException;1418 import io.vertx.core.json.JsonObject;1519 import io.vertx.ext.web.client.HttpRequest;@@ -20,6 +24,8 @@ import org.slf4j.Logger;
2024 import org.slf4j.LoggerFactory;2125 2226 import java.net.ConnectException;27+import java.net.URLEncoder;28+import java.nio.charset.StandardCharsets;2329 2430 public class Delegator {2531 @@ -39,6 +45,7 @@ public class Delegator {
3945 // <host>:<port>") well before the companion itself is actually overloaded.4046 private static final int DEFAULT_MAX_POOL_SIZE = 10;4147 private final WebClient webClient;48+ private final HttpClient httpClient;4249 private final long timeoutMs;4350 4451 public Delegator(Vertx vertx) {@@ -48,7 +55,7 @@ public class Delegator {
4855 public Delegator(Vertx vertx, JsonObject config) {4956 Integer configuredPoolSize = config.getInteger("KROKI_DELEGATE_MAX_POOL_SIZE");5057 int maxPoolSize = configuredPoolSize != null && configuredPoolSize > 0 ? configuredPoolSize : DEFAULT_MAX_POOL_SIZE;51- HttpClient httpClient = vertx.httpClientBuilder()58+ this.httpClient = vertx.httpClientBuilder()5259 // https://vertx.io/docs/vertx-web-client/java/#_handling_30x_redirections5360 // > By default the client follows redirections5461 // But..@@ -76,6 +83,82 @@ public class Delegator {
7683 .sendBuffer(Buffer.buffer(body));7784 }7885 86+ public Future<DelegatedResponse> delegateCancellable(String host, int port, String requestURI, String body,87+ JsonObject options, RenderCancellation cancellation) {88+ String uri = requestURI + encodeOptions(options);89+ RequestOptions requestOptions = new RequestOptions()90+ .setMethod(HttpMethod.POST)91+ .setHost(host)92+ .setPort(port)93+ .setURI(uri)94+ .setFollowRedirects(true)95+ .setTimeout(timeoutMs);96+ return httpClient.request(requestOptions).compose(request -> {97+ request.putHeader(HttpHeaders.ACCEPT, HttpHeaderValues.APPLICATION_JSON);98+ cancellation.onCancel(request::cancel);99+ return request.send(Buffer.buffer(body));100+ }).compose(response -> response.body().map(bodyBuffer -> new DelegatedResponse(response, bodyBuffer)));101+ }102+103+ private static String encodeOptions(JsonObject options) {104+ if (options.isEmpty()) return "";105+ StringBuilder query = new StringBuilder("?");106+ options.stream().forEach(entry -> {107+ if (query.length() > 1) query.append('&');108+ query.append(URLEncoder.encode(entry.getKey(), StandardCharsets.UTF_8));109+ query.append('=');110+ query.append(URLEncoder.encode(entry.getValue() == null ? "" : entry.getValue().toString(), StandardCharsets.UTF_8));111+ });112+ return query.toString();113+ }114+115+ public static Future<Buffer> handleCancellable(String host, int port, String requestURI,116+ Future<DelegatedResponse> httpResponseFuture) {117+ return httpResponseFuture.compose(httpResponse -> {118+ if (httpResponse.statusCode == 200) {119+ return Future.succeededFuture(httpResponse.body);120+ }121+ logging.delegate(httpResponse.statusCode, httpResponse.body.toString(), host, port, requestURI);122+ String contentType = httpResponse.contentType;123+ if (contentType != null && contentType.toLowerCase().startsWith(HttpHeaderValues.APPLICATION_JSON.toString())) {124+ try {125+ JsonObject json = httpResponse.body.toJsonObject();126+ Object error = json.getValue("error");127+ if (error instanceof String) {128+ return Future.failedFuture(new BadRequestException((String) error, httpResponse.statusCode));129+ }130+ if (error instanceof JsonObject) {131+ JsonObject errorObject = (JsonObject) error;132+ String message = errorObject.getString("name", "Error") + ": "133+ + errorObject.getString("message", "Unexpected error") + "\n"134+ + errorObject.getString("stacktrace", "");135+ return Future.failedFuture(new BadRequestException(message, httpResponse.statusCode));136+ }137+ } catch (DecodeException ignored) {138+ // Fall through to a generic status error.139+ }140+ }141+ return Future.failedFuture(new HttpException(httpResponse.statusCode));142+ }, failure -> {143+ if (failure instanceof ConnectException) {144+ return Future.failedFuture(new ServiceUnavailableException(failure.getMessage()));145+ }146+ return Future.failedFuture(failure);147+ });148+ }149+150+ public static class DelegatedResponse {151+ private final int statusCode;152+ private final String contentType;153+ private final Buffer body;154+155+ private DelegatedResponse(HttpClientResponse response, Buffer body) {156+ this.statusCode = response.statusCode();157+ this.contentType = response.getHeader(HttpHeaders.CONTENT_TYPE);158+ this.body = body;159+ }160+ }161+79162 public static Future<Buffer> handle(String host, int port, String requestURI, Future<HttpResponse<Buffer>> httpResponseFuture) {80163 return httpResponseFuture.compose(httpResponse -> {81164 if (httpResponse.statusCode() == 200) {@@ -0,0 +1,60 @@
1+package io.kroki.server.action;2+3+import java.util.Set;4+import java.util.concurrent.ConcurrentHashMap;5+import java.util.concurrent.CopyOnWriteArrayList;6+import java.util.concurrent.atomic.AtomicBoolean;7+8+public class RenderCancellation {9+10+ private final AtomicBoolean cancelled = new AtomicBoolean();11+ private final Set<Process> processes = ConcurrentHashMap.newKeySet();12+ private final CopyOnWriteArrayList<Runnable> listeners = new CopyOnWriteArrayList<>();13+14+ public boolean isCancelled() {15+ return cancelled.get();16+ }17+18+ public void register(Process process) {19+ if (cancelled.get()) {20+ terminate(process);21+ return;22+ }23+ processes.add(process);24+ if (cancelled.get() && processes.remove(process)) {25+ terminate(process);26+ }27+ }28+29+ public void unregister(Process process) {30+ processes.remove(process);31+ }32+33+ public void onCancel(Runnable listener) {34+ if (cancelled.get()) {35+ listener.run();36+ return;37+ }38+ listeners.add(listener);39+ if (cancelled.get() && listeners.remove(listener)) {40+ listener.run();41+ }42+ }43+44+ public void cancel() {45+ if (!cancelled.compareAndSet(false, true)) {46+ return;47+ }48+ processes.forEach(RenderCancellation::terminate);49+ processes.clear();50+ listeners.forEach(Runnable::run);51+ listeners.clear();52+ }53+54+ private static void terminate(Process process) {55+ process.descendants().forEach(child -> {56+ if (child.isAlive()) child.destroyForcibly();57+ });58+ if (process.isAlive()) process.destroyForcibly();59+ }60+}@@ -39,7 +39,7 @@ public class InvalidRequestHandler implements Handler<HttpServerRequest> {
3939 new ErrorInfo(4040 cause,4141 responseStatus.code(),42- "The request URI's length exceeds " + maxInitialLineLength + ". You can update this value by setting KROKI_MAX_URI_LENGTH environment variable. Please read: https://docs.kroki.io/kroki/setup/configuration/#_max_uri_length for more information.",42+ "This image link is too large to open. Use a shorter diagram or share the editable diagram.zip link instead.",4343 null4444 )4545 ));@@ -140,10 +140,12 @@ public class Logging {
140140 }141141 142142 public void delegate(HttpResponse<Buffer> httpResponse, String host, int port, String requestURI) {143+ delegate(httpResponse.statusCode(), httpResponse.bodyAsString(), host, port, requestURI);144+ }145+146+ public void delegate(int statusCode, String responseBody, String host, int port, String requestURI) {143147 try {144148 String path = host + ":" + port + requestURI;145- int statusCode = httpResponse.statusCode();146- String responseBody = httpResponse.bodyAsString();147149 MDC.put("action", "delegate");148150 MDC.put("method", "POST");149151 MDC.put("path", path);@@ -1,6 +1,7 @@
11 package io.kroki.server.service;22 33 import io.kroki.server.action.Commander;4+import io.kroki.server.action.RenderCancellation;45 import io.kroki.server.decode.DiagramSource;56 import io.kroki.server.decode.SourceDecoder;67 import io.kroki.server.error.DecodeException;@@ -53,13 +54,18 @@ public class Blockdiag implements DiagramService {
5354 5455 5556 public Future<Buffer> convert(String sourceDecoded, String serviceName, FileFormat fileFormat, JsonObject options) {57+ return convert(sourceDecoded, serviceName, fileFormat, options, new RenderCancellation());58+ }59+60+ 61+ public Future<Buffer> convert(String sourceDecoded, String serviceName, FileFormat fileFormat, JsonObject options, RenderCancellation cancellation) {5662 return vertx.executeBlocking(() -> {57- byte[] result = bin(sourceDecoded.getBytes(), serviceName, fileFormat, options);63+ byte[] result = bin(cancellation, sourceDecoded.getBytes(), serviceName, fileFormat, options);5864 return Buffer.buffer(result);5965 });6066 }6167 62- private byte[] bin(byte[] source, String serviceName, FileFormat fileFormat, JsonObject options) throws IOException, InterruptedException, IllegalStateException {68+ private byte[] bin(RenderCancellation cancellation, byte[] source, String serviceName, FileFormat fileFormat, JsonObject options) throws IOException, InterruptedException, IllegalStateException {6369 List<String> commands = new ArrayList<>();6470 commands.add(binPath);6571 commands.add("--module=" + serviceName);@@ -82,6 +88,6 @@ public class Blockdiag implements DiagramService {
8288 commands.add("--nodoctype");8389 }8490 commands.add("-"); // read from stdin85- return commander.execute(source, commands.toArray(new String[0]));91+ return commander.execute(cancellation, source, commands.toArray(new String[0]));8692 }8793 }@@ -1,6 +1,7 @@
11 package io.kroki.server.service;22 33 import io.kroki.server.action.Delegator;4+import io.kroki.server.action.RenderCancellation;45 import io.kroki.server.decode.DiagramSource;56 import io.kroki.server.decode.SourceDecoder;67 import io.kroki.server.error.DecodeException;@@ -56,4 +57,11 @@ public class Bpmn implements DiagramService {
5657 Future<HttpResponse<Buffer>> httpResponseFuture = this.delegator.delegate(host, port, requestURI, sourceDecoded, options);5758 return Delegator.handle(host, port, requestURI, httpResponseFuture);5859 }60+61+ 62+ public Future<Buffer> convert(String sourceDecoded, String serviceName, FileFormat fileFormat, JsonObject options, RenderCancellation cancellation) {63+ String requestURI = "/" + serviceName + "/" + fileFormat.getName();64+ return Delegator.handleCancellable(host, port, requestURI,65+ delegator.delegateCancellable(host, port, requestURI, sourceDecoded, options, cancellation));66+ }5967 }@@ -1,6 +1,7 @@
11 package io.kroki.server.service;22 33 import io.kroki.server.action.Commander;4+import io.kroki.server.action.RenderCancellation;45 import io.kroki.server.decode.DiagramSource;56 import io.kroki.server.decode.SourceDecoder;67 import io.kroki.server.error.DecodeException;@@ -53,13 +54,18 @@ public class Bytefield implements DiagramService {
5354 5455 5556 public Future<Buffer> convert(String sourceDecoded, String serviceName, FileFormat fileFormat, JsonObject options) {57+ return convert(sourceDecoded, serviceName, fileFormat, options, new RenderCancellation());58+ }59+60+ 61+ public Future<Buffer> convert(String sourceDecoded, String serviceName, FileFormat fileFormat, JsonObject options, RenderCancellation cancellation) {5662 return vertx.executeBlocking(() -> {57- byte[] result = bytefield(sourceDecoded.getBytes());63+ byte[] result = bytefield(cancellation, sourceDecoded.getBytes());5864 return Buffer.buffer(result);5965 });6066 }6167 62- private byte[] bytefield(byte[] source) throws IOException, InterruptedException, IllegalStateException {63- return commander.execute(source, binPath);68+ private byte[] bytefield(RenderCancellation cancellation, byte[] source) throws IOException, InterruptedException, IllegalStateException {69+ return commander.execute(cancellation, source, binPath);6470 }6571 }@@ -1,6 +1,7 @@
11 package io.kroki.server.service;22 33 import io.kroki.server.action.Commander;4+import io.kroki.server.action.RenderCancellation;45 import io.kroki.server.decode.DiagramSource;56 import io.kroki.server.decode.SourceDecoder;67 import io.kroki.server.error.DecodeException;@@ -80,13 +81,18 @@ public class D2 implements DiagramService {
8081 8182 8283 public Future<Buffer> convert(String sourceDecoded, String serviceName, FileFormat fileFormat, JsonObject options) {84+ return convert(sourceDecoded, serviceName, fileFormat, options, new RenderCancellation());85+ }86+87+ 88+ public Future<Buffer> convert(String sourceDecoded, String serviceName, FileFormat fileFormat, JsonObject options, RenderCancellation cancellation) {8389 return vertx.executeBlocking(() -> {84- byte[] result = d2(sourceDecoded.getBytes(), options);90+ byte[] result = d2(cancellation, sourceDecoded.getBytes(), options);8591 return Buffer.buffer(result);8692 });8793 }8894 89- private byte[] d2(byte[] source, JsonObject options) throws IOException, InterruptedException, IllegalStateException {95+ private byte[] d2(RenderCancellation cancellation, byte[] source, JsonObject options) throws IOException, InterruptedException, IllegalStateException {9096 List<String> commands = new ArrayList<>();9197 commands.add(binPath);9298 String layout = options.getString("layout");@@ -141,6 +147,6 @@ public class D2 implements DiagramService {
141147 commands.add("--scale=" + scale);142148 }143149 commands.add("-"); // read from stdin144- return commander.execute(source, commands.toArray(new String[0]));150+ return commander.execute(cancellation, source, commands.toArray(new String[0]));145151 }146152 }@@ -1,6 +1,7 @@
11 package io.kroki.server.service;22 33 import io.kroki.server.action.Commander;4+import io.kroki.server.action.RenderCancellation;45 import io.kroki.server.decode.DiagramSource;56 import io.kroki.server.decode.SourceDecoder;67 import io.kroki.server.error.DecodeException;@@ -51,13 +52,18 @@ public class Dbml implements DiagramService {
5152 5253 5354 public Future<Buffer> convert(String sourceDecoded, String serviceName, FileFormat fileFormat, JsonObject options) {55+ return convert(sourceDecoded, serviceName, fileFormat, options, new RenderCancellation());56+ }57+58+ 59+ public Future<Buffer> convert(String sourceDecoded, String serviceName, FileFormat fileFormat, JsonObject options, RenderCancellation cancellation) {5460 return vertx.executeBlocking(() -> {55- byte[] result = dbmlRenderer(sourceDecoded.getBytes(), fileFormat.getName());61+ byte[] result = dbmlRenderer(cancellation, sourceDecoded.getBytes(), fileFormat.getName());5662 return Buffer.buffer(result);5763 });5864 }5965 60- private byte[] dbmlRenderer(byte[] source, String format) throws IOException, InterruptedException, IllegalStateException {61- return commander.execute(source, binPath);66+ private byte[] dbmlRenderer(RenderCancellation cancellation, byte[] source, String format) throws IOException, InterruptedException, IllegalStateException {67+ return commander.execute(cancellation, source, binPath);6268 }6369 }@@ -24,6 +24,7 @@ import java.util.HashMap;
2424 import java.util.List;2525 import java.util.Map;2626 import java.util.stream.Collectors;27+import java.util.concurrent.CancellationException;2728 2829 public class DiagramHandler {2930 @@ -31,15 +32,21 @@ public class DiagramHandler {
3132 private final DiagramService service;3233 private final Logging logging;3334 private final DiagramResponse diagramResponse;35+ private final RenderCache renderCache;3436 3537 public DiagramHandler(DiagramService service) {3638 this(service, null);3739 }3840 3941 public DiagramHandler(DiagramService service, Caching caching) {42+ this(service, caching, new RenderCache(new JsonObject()));43+ }44+45+ public DiagramHandler(DiagramService service, Caching caching, RenderCache renderCache) {4046 this.service = service;4147 this.logging = new Logging(logger);4248 this.diagramResponse = new DiagramResponse(caching);49+ this.renderCache = renderCache;4350 }4451 4552 public Handler<RoutingContext> createRequestReceived(String serviceName) {@@ -189,18 +196,27 @@ public class DiagramHandler {
189196 190197 public void convert(RoutingContext routingContext, String sourceDecoded, String serviceName, FileFormat fileFormat, JsonObject options) {191198 long start = System.currentTimeMillis();192- Future<Buffer> result = service.convert(sourceDecoded, serviceName, fileFormat, options);193- result.onComplete(buffer -> {199+ RenderCache.RenderRequest render = renderCache.render(serviceName + "@" + service.getVersion(), fileFormat, sourceDecoded, options,200+ cancellation -> service.convert(sourceDecoded, serviceName, fileFormat, options, cancellation));201+ HttpServerResponse response = routingContext.response();202+ response.putHeader("X-Diagram-Cache", render.status().name());203+ response.closeHandler(ignored -> render.release());204+ render.future().onComplete(buffer -> {205+ render.release();194206 logging.convert(routingContext, start, serviceName, fileFormat);195207 if (buffer == null) {196208 routingContext.fail(new BadRequestException("The service did not return a response."));197209 } else {198- HttpServerResponse response = routingContext.response();199210 if (!response.closed()) {200211 diagramResponse.end(response, sourceDecoded, fileFormat, buffer);201212 }202213 }203- }, routingContext::fail);214+ }, failure -> {215+ render.release();216+ if (!response.closed() && !(failure instanceof CancellationException)) {217+ routingContext.fail(failure);218+ }219+ });204220 }205221 206222 public DiagramService getService() {@@ -6,6 +6,7 @@ import io.kroki.server.response.Caching;
66 import io.vertx.core.http.HttpMethod;77 import io.vertx.ext.web.Router;88 import io.vertx.ext.web.handler.BodyHandler;9+import io.vertx.core.json.JsonObject;910 1011 import java.util.HashMap;1112 import java.util.List;@@ -18,14 +19,20 @@ public class DiagramRegistry {
1819 private final Map<String, DiagramHandler> registry = new HashMap<>();1920 private final Router router;2021 private final BodyHandler bodyHandler;22+ private final RenderCache renderCache;2123 2224 public DiagramRegistry(Router router, BodyHandler bodyHandler) {25+ this(router, bodyHandler, new RenderCache(new JsonObject()));26+ }27+28+ public DiagramRegistry(Router router, BodyHandler bodyHandler, RenderCache renderCache) {2329 this.router = router;2430 this.bodyHandler = bodyHandler;31+ this.renderCache = renderCache;2532 }2633 2734 public void register(DiagramService diagramService, String... names) {28- DiagramHandler diagramHandler = new DiagramHandler(diagramService, new Caching(diagramService.getVersion()));35+ DiagramHandler diagramHandler = new DiagramHandler(diagramService, new Caching(diagramService.getVersion()), renderCache);2936 for (String name : names) {3037 registry.put(name, diagramHandler);3138 router.get("/" + name + "/:output_format/:source_encoded")@@ -1,5 +1,6 @@
11 package io.kroki.server.service;22 3+import io.kroki.server.action.RenderCancellation;34 import io.kroki.server.decode.SourceDecoder;45 import io.kroki.server.format.FileFormat;56 import io.vertx.core.AsyncResult;@@ -19,4 +20,9 @@ public interface DiagramService {
1920 String getVersion();2021 2122 Future<Buffer> convert(String sourceDecoded, String serviceName, FileFormat fileFormat, JsonObject options);23+24+ default Future<Buffer> convert(String sourceDecoded, String serviceName, FileFormat fileFormat, JsonObject options,25+ RenderCancellation cancellation) {26+ return convert(sourceDecoded, serviceName, fileFormat, options);27+ }2228 }@@ -0,0 +1,40 @@
1+package io.kroki.server.service;2+3+import io.vertx.core.Handler;4+import io.vertx.core.Vertx;5+import io.vertx.core.http.HttpHeaders;6+import io.vertx.core.http.HttpServerResponse;7+import io.vertx.ext.web.RoutingContext;8+9+public class DiagramZipHandler {10+11+ private static final String CONTENT_SECURITY_POLICY = String.join("; ",12+ "default-src 'none'",13+ "script-src 'self'",14+ "style-src 'self' 'unsafe-inline'",15+ "img-src 'self' blob: data:",16+ "connect-src 'self'",17+ "font-src 'self'",18+ "base-uri 'none'",19+ "form-action 'none'",20+ "frame-ancestors 'none'"21+ );22+23+ private final String page;24+25+ public DiagramZipHandler(Vertx vertx) {26+ this.page = vertx.fileSystem().readFileBlocking("web/diagramzip/index.html").toString();27+ }28+29+ public Handler<RoutingContext> create() {30+ return routingContext -> {31+ HttpServerResponse response = routingContext.response();32+ response.putHeader(HttpHeaders.CONTENT_TYPE, "text/html; charset=utf-8");33+ response.putHeader(HttpHeaders.CACHE_CONTROL, "no-cache");34+ response.putHeader("Content-Security-Policy", CONTENT_SECURITY_POLICY);35+ response.putHeader("Referrer-Policy", "no-referrer");36+ response.putHeader("X-Content-Type-Options", "nosniff");37+ response.end(page);38+ };39+ }40+}@@ -1,6 +1,7 @@
11 package io.kroki.server.service;22 33 import io.kroki.server.action.Delegator;4+import io.kroki.server.action.RenderCancellation;45 import io.kroki.server.decode.DiagramSource;56 import io.kroki.server.decode.SourceDecoder;67 import io.kroki.server.error.DecodeException;@@ -58,4 +59,11 @@ public class Diagramsnet implements DiagramService {
5859 Future<HttpResponse<Buffer>> httpResponseFuture = this.delegator.delegate(host, port, requestURI, sourceDecoded, options);5960 return Delegator.handle(host, port, requestURI, httpResponseFuture);6061 }62+63+ 64+ public Future<Buffer> convert(String sourceDecoded, String serviceName, FileFormat fileFormat, JsonObject options, RenderCancellation cancellation) {65+ String requestURI = "/" + serviceName + "/" + fileFormat.getName();66+ return Delegator.handleCancellable(host, port, requestURI,67+ delegator.delegateCancellable(host, port, requestURI, sourceDecoded, options, cancellation));68+ }6169 }@@ -1,5 +1,6 @@
11 package io.kroki.server.service;22 3+import io.kroki.server.action.RenderCancellation;34 import io.kroki.server.decode.DiagramSource;45 import io.kroki.server.decode.SourceDecoder;56 import io.kroki.server.error.DecodeException;@@ -47,8 +48,13 @@ public class Ditaa implements DiagramService {
4748 4849 4950 public Future<Buffer> convert(String sourceDecoded, String serviceName, FileFormat fileFormat, JsonObject options) {51+ return convert(sourceDecoded, serviceName, fileFormat, options, new RenderCancellation());52+ }53+54+ 55+ public Future<Buffer> convert(String sourceDecoded, String serviceName, FileFormat fileFormat, JsonObject options, RenderCancellation cancellation) {5056 return vertx.executeBlocking(() -> {51- byte[] result = this.command.convert(sourceDecoded, fileFormat, options);57+ byte[] result = this.command.convert(cancellation, sourceDecoded, fileFormat, options);5258 return Buffer.buffer(result);5359 });5460 }@@ -2,6 +2,7 @@ package io.kroki.server.service;
22 33 import io.kroki.server.Main;44 import io.kroki.server.action.Commander;5+import io.kroki.server.action.RenderCancellation;56 import io.kroki.server.format.FileFormat;67 import io.vertx.core.json.JsonObject;78 import org.slf4j.Logger;@@ -24,6 +25,10 @@ public class DitaaCommand {
2425 }2526 2627 public byte[] convert(String source, FileFormat format, JsonObject options) throws IOException, InterruptedException {28+ return convert(new RenderCancellation(), source, format, options);29+ }30+31+ public byte[] convert(RenderCancellation cancellation, String source, FileFormat format, JsonObject options) throws IOException, InterruptedException {2732 List<String> commands = new ArrayList<>();2833 commands.add(binPath);2934 if (format.equals(FileFormat.SVG)) {@@ -66,6 +71,6 @@ public class DitaaCommand {
6671 }6772 commands.add("-");6873 logger.info("commands: {}", Arrays.toString(commands.toArray(new String[0])));69- return commander.execute(source.getBytes(), commands.toArray(new String[0]));74+ return commander.execute(cancellation, source.getBytes(), commands.toArray(new String[0]));7075 }7176 }@@ -1,6 +1,7 @@
11 package io.kroki.server.service;22 33 import io.kroki.server.action.Commander;4+import io.kroki.server.action.RenderCancellation;45 import io.kroki.server.decode.DiagramSource;56 import io.kroki.server.decode.SourceDecoder;67 import io.kroki.server.error.DecodeException;@@ -52,14 +53,19 @@ public class Erd implements DiagramService {
5253 5354 5455 public Future<Buffer> convert(String sourceDecoded, String serviceName, FileFormat fileFormat, JsonObject options) {56+ return convert(sourceDecoded, serviceName, fileFormat, options, new RenderCancellation());57+ }58+59+ 60+ public Future<Buffer> convert(String sourceDecoded, String serviceName, FileFormat fileFormat, JsonObject options, RenderCancellation cancellation) {5561 return vertx.executeBlocking(() -> {56- byte[] result = erd(sourceDecoded.getBytes(), fileFormat == FileFormat.JPEG ? "jpg" : fileFormat.getName());62+ byte[] result = erd(cancellation, sourceDecoded.getBytes(), fileFormat == FileFormat.JPEG ? "jpg" : fileFormat.getName());5763 return Buffer.buffer(result);5864 });5965 }6066 61- private byte[] erd(byte[] source, String format) throws IOException, InterruptedException, IllegalStateException {67+ private byte[] erd(RenderCancellation cancellation, byte[] source, String format) throws IOException, InterruptedException, IllegalStateException {6268 // Supported format: bmp, dot, eps, gif, jpg, pdf, plain, png, ps, ps2, svg, tiff63- return commander.execute(source, binPath, "--fmt=" + format);69+ return commander.execute(cancellation, source, binPath, "--fmt=" + format);6470 }6571 }@@ -1,6 +1,7 @@
11 package io.kroki.server.service;22 33 import io.kroki.server.action.Delegator;4+import io.kroki.server.action.RenderCancellation;45 import io.kroki.server.decode.DiagramSource;56 import io.kroki.server.decode.SourceDecoder;67 import io.kroki.server.error.DecodeException;@@ -56,4 +57,11 @@ public class Excalidraw implements DiagramService {
5657 Future<HttpResponse<Buffer>> httpResponseFuture = this.delegator.delegate(host, port, requestURI, sourceDecoded, options);5758 return Delegator.handle(host, port, requestURI, httpResponseFuture);5859 }60+61+ 62+ public Future<Buffer> convert(String sourceDecoded, String serviceName, FileFormat fileFormat, JsonObject options, RenderCancellation cancellation) {63+ String requestURI = "/" + serviceName + "/" + fileFormat.getName();64+ return Delegator.handleCancellable(host, port, requestURI,65+ delegator.delegateCancellable(host, port, requestURI, sourceDecoded, options, cancellation));66+ }5967 }@@ -1,6 +1,7 @@
11 package io.kroki.server.service;22 33 import io.kroki.server.action.Commander;4+import io.kroki.server.action.RenderCancellation;45 import io.kroki.server.decode.DiagramSource;56 import io.kroki.server.decode.SourceDecoder;67 import io.kroki.server.error.DecodeException;@@ -54,6 +55,11 @@ public class Goat implements DiagramService {
5455 5556 5657 public Future<Buffer> convert(String sourceDecoded, String serviceName, FileFormat fileFormat, JsonObject options) {58+ return convert(sourceDecoded, serviceName, fileFormat, options, new RenderCancellation());59+ }60+61+ 62+ public Future<Buffer> convert(String sourceDecoded, String serviceName, FileFormat fileFormat, JsonObject options, RenderCancellation cancellation) {5763 return vertx.executeBlocking(() -> {5864 List<String> commands = new ArrayList<>();5965 commands.add(binPath);@@ -79,7 +85,7 @@ public class Goat implements DiagramService {
7985 // Currently GoAT only supports passing custom CSS via files.8086 // It would be best if we can inline it directly instead.8187 82- byte[] result = commander.execute(sourceDecoded.getBytes(), commands.toArray(new String[0]));88+ byte[] result = commander.execute(cancellation, sourceDecoded.getBytes(), commands.toArray(new String[0]));8389 return Buffer.buffer(result);8490 });8591 }@@ -1,6 +1,7 @@
11 package io.kroki.server.service;22 33 import io.kroki.server.action.Commander;4+import io.kroki.server.action.RenderCancellation;45 import io.kroki.server.decode.DiagramSource;56 import io.kroki.server.decode.SourceDecoder;67 import io.kroki.server.error.DecodeException;@@ -53,13 +54,18 @@ public class Graphviz implements DiagramService {
5354 5455 5556 public Future<Buffer> convert(String sourceDecoded, String serviceName, FileFormat fileFormat, JsonObject options) {57+ return convert(sourceDecoded, serviceName, fileFormat, options, new RenderCancellation());58+ }59+60+ 61+ public Future<Buffer> convert(String sourceDecoded, String serviceName, FileFormat fileFormat, JsonObject options, RenderCancellation cancellation) {5662 return vertx.executeBlocking(() -> {57- byte[] result = dot(sourceDecoded.getBytes(), fileFormat.getName(), options);63+ byte[] result = dot(cancellation, sourceDecoded.getBytes(), fileFormat.getName(), options);5864 return Buffer.buffer(result);5965 });6066 }6167 62- private byte[] dot(byte[] source, String format, JsonObject options) throws IOException, InterruptedException, IllegalStateException {68+ private byte[] dot(RenderCancellation cancellation, byte[] source, String format, JsonObject options) throws IOException, InterruptedException, IllegalStateException {6369 List<String> commands = new ArrayList<>();6470 commands.add(binPath);6571 // Supported format:@@ -90,6 +96,6 @@ public class Graphviz implements DiagramService {
9096 commands.add("-E" + name + "=" + options.getString(fieldName));9197 }9298 }93- return commander.execute(source, commands.toArray(new String[0]));99+ return commander.execute(cancellation, source, commands.toArray(new String[0]));94100 }95101 }@@ -1,6 +1,7 @@
11 package io.kroki.server.service;22 33 import io.kroki.server.action.Delegator;4+import io.kroki.server.action.RenderCancellation;45 import io.kroki.server.decode.DiagramSource;56 import io.kroki.server.decode.SourceDecoder;67 import io.kroki.server.error.DecodeException;@@ -66,4 +67,12 @@ public class Mermaid implements DiagramService {
6667 Future<HttpResponse<Buffer>> httpResponseFuture = this.delegator.delegate(host, port, requestURI, sourceDecoded, options);6768 return Delegator.handle(host, port, requestURI, httpResponseFuture);6869 }70+71+ 72+ public Future<Buffer> convert(String sourceDecoded, String serviceName, FileFormat fileFormat, JsonObject options, RenderCancellation cancellation) {73+ String requestURI = "/" + serviceName + "/" + fileFormat.getName();74+ options.put("safeMode", safeMode.name().toLowerCase());75+ return Delegator.handleCancellable(host, port, requestURI,76+ delegator.delegateCancellable(host, port, requestURI, sourceDecoded, options, cancellation));77+ }6978 }@@ -1,6 +1,7 @@
11 package io.kroki.server.service;22 33 import io.kroki.server.action.Commander;4+import io.kroki.server.action.RenderCancellation;45 import io.kroki.server.decode.DiagramSource;56 import io.kroki.server.decode.SourceDecoder;67 import io.kroki.server.error.DecodeException;@@ -51,13 +52,18 @@ public class Nomnoml implements DiagramService {
5152 5253 5354 public Future<Buffer> convert(String sourceDecoded, String serviceName, FileFormat fileFormat, JsonObject options) {55+ return convert(sourceDecoded, serviceName, fileFormat, options, new RenderCancellation());56+ }57+58+ 59+ public Future<Buffer> convert(String sourceDecoded, String serviceName, FileFormat fileFormat, JsonObject options, RenderCancellation cancellation) {5460 return vertx.executeBlocking(() -> {55- byte[] result = nomnoml(sourceDecoded.getBytes());61+ byte[] result = nomnoml(cancellation, sourceDecoded.getBytes());5662 return Buffer.buffer(result);5763 });5864 }5965 60- private byte[] nomnoml(byte[] source) throws IOException, InterruptedException, IllegalStateException {61- return commander.execute(source, binPath);66+ private byte[] nomnoml(RenderCancellation cancellation, byte[] source) throws IOException, InterruptedException, IllegalStateException {67+ return commander.execute(cancellation, source, binPath);6268 }6369 }@@ -1,6 +1,7 @@
11 package io.kroki.server.service;22 33 import io.kroki.server.action.Commander;4+import io.kroki.server.action.RenderCancellation;45 import io.kroki.server.decode.DiagramSource;56 import io.kroki.server.decode.SourceDecoder;67 import io.kroki.server.error.DecodeException;@@ -51,13 +52,18 @@ public class Pikchr implements DiagramService {
5152 5253 5354 public Future<Buffer> convert(String sourceDecoded, String serviceName, FileFormat fileFormat, JsonObject options) {55+ return convert(sourceDecoded, serviceName, fileFormat, options, new RenderCancellation());56+ }57+58+ 59+ public Future<Buffer> convert(String sourceDecoded, String serviceName, FileFormat fileFormat, JsonObject options, RenderCancellation cancellation) {5460 return vertx.executeBlocking(() -> {55- byte[] result = pikchr(sourceDecoded.getBytes());61+ byte[] result = pikchr(cancellation, sourceDecoded.getBytes());5662 return Buffer.buffer(result);5763 });5864 }5965 60- private byte[] pikchr(byte[] source) throws IOException, InterruptedException, IllegalStateException {61- return commander.execute(source, binPath, "--svg-only", "-");66+ private byte[] pikchr(RenderCancellation cancellation, byte[] source) throws IOException, InterruptedException, IllegalStateException {67+ return commander.execute(cancellation, source, binPath, "--svg-only", "-");6268 }6369 }@@ -1,6 +1,7 @@
11 package io.kroki.server.service;22 33 import io.kroki.server.action.DitaaContext;4+import io.kroki.server.action.RenderCancellation;45 import io.kroki.server.decode.DiagramSource;56 import io.kroki.server.decode.SourceDecoder;67 import io.kroki.server.error.BadRequestException;@@ -187,6 +188,11 @@ public class Plantuml implements DiagramService {
187188 188189 189190 public Future<Buffer> convert(String sourceDecoded, String serviceName, FileFormat fileFormat, JsonObject options) {191+ return convert(sourceDecoded, serviceName, fileFormat, options, new RenderCancellation());192+ }193+194+ 195+ public Future<Buffer> convert(String sourceDecoded, String serviceName, FileFormat fileFormat, JsonObject options, RenderCancellation cancellation) {190196 String source;191197 try {192198 source = sanitize(sourceDecoded, this.safeMode, this.includeWhitelist);@@ -206,7 +212,7 @@ public class Plantuml implements DiagramService {
206212 // found a ditaa context, delegate to the optimized ditaa service207213 return vertx.executeBlocking(() -> {208214 ByteArrayOutputStream outputStream = new ByteArrayOutputStream();209- ditaaCommand.convert(ditaaContext.getSource(), fileFormat, options);215+ ditaaCommand.convert(cancellation, ditaaContext.getSource(), fileFormat, options);210216 return Buffer.buffer(outputStream.toByteArray());211217 });212218 } else {@@ -218,7 +224,7 @@ public class Plantuml implements DiagramService {
218224 // add !theme directive just after the @start directive219225 sourceWithTheme = START_BLOCK_RX.matcher(primeSource).replaceAll("$1!theme " + theme + "\n");220226 }221- byte[] data = this.plantumlCommand.convert(sourceWithTheme, fileFormat, options);227+ byte[] data = this.plantumlCommand.convert(cancellation, sourceWithTheme, fileFormat, options);222228 return Buffer.buffer(data);223229 });224230 }@@ -2,6 +2,7 @@ package io.kroki.server.service;
22 33 import io.kroki.server.action.CommandStatusHandler;44 import io.kroki.server.action.Commander;5+import io.kroki.server.action.RenderCancellation;56 import io.kroki.server.error.BadRequestException;67 import io.kroki.server.format.FileFormat;78 import io.kroki.server.security.SafeMode;@@ -94,11 +95,15 @@ public class PlantumlCommand {
9495 }9596 9697 public byte[] convert(String source, FileFormat format, JsonObject options) throws IOException, InterruptedException {98+ return convert(new RenderCancellation(), source, format, options);99+ }100+101+ public byte[] convert(RenderCancellation cancellation, String source, FileFormat format, JsonObject options) throws IOException, InterruptedException {97102 List<String> commandArgs = buildCommandArgs(format, options);98103 99104 logger.debug("Executing PlantUML command: {}", commandArgs);100105 101- byte[] result = commander.execute(source.getBytes(), commandArgs.toArray(new String[0]));106+ byte[] result = commander.execute(cancellation, source.getBytes(), commandArgs.toArray(new String[0]));102107 if (format == FileFormat.BASE64) {103108 final String encodedBytes = "data:image/png;base64," + Base64.getUrlEncoder().encodeToString(result).replaceAll("\\s", "");104109 return encodedBytes.getBytes();@@ -0,0 +1,176 @@
1+package io.kroki.server.service;2+3+import com.github.benmanes.caffeine.cache.Cache;4+import com.github.benmanes.caffeine.cache.Caffeine;5+import io.kroki.server.action.RenderCancellation;6+import io.kroki.server.format.FileFormat;7+import io.vertx.core.Future;8+import io.vertx.core.Promise;9+import io.vertx.core.buffer.Buffer;10+import io.vertx.core.json.JsonObject;11+12+import java.nio.charset.StandardCharsets;13+import java.time.Duration;14+import java.util.Objects;15+import java.util.TreeMap;16+import java.util.concurrent.ConcurrentHashMap;17+import java.util.concurrent.atomic.AtomicBoolean;18+import java.util.concurrent.atomic.AtomicInteger;19+import java.util.function.Function;20+21+public class RenderCache {22+23+ private static final long DEFAULT_MAX_BYTES = 64L * 1024 * 1024;24+ private static final long DEFAULT_TTL_SECONDS = 30L * 60;25+26+ private final Cache<Key, Buffer> completed;27+ private final ConcurrentHashMap<Key, InFlight> inFlight = new ConcurrentHashMap<>();28+29+ public RenderCache(JsonObject config) {30+ long maxBytes = config.getLong("KROKI_RENDER_CACHE_MAX_BYTES", DEFAULT_MAX_BYTES);31+ long ttlSeconds = config.getLong("KROKI_RENDER_CACHE_TTL_SECONDS", DEFAULT_TTL_SECONDS);32+ this.completed = Caffeine.newBuilder()33+ .maximumWeight(Math.max(1, maxBytes))34+ .weigher((Key key, Buffer value) -> key.weight(value))35+ .expireAfterAccess(Duration.ofSeconds(Math.max(1, ttlSeconds)))36+ .build();37+ }38+39+ public RenderRequest render(String serviceName, FileFormat fileFormat, String source, JsonObject options,40+ Function<RenderCancellation, Future<Buffer>> loader) {41+ Key key = new Key(serviceName, fileFormat, source, options);42+ Buffer cached = completed.getIfPresent(key);43+ if (cached != null) {44+ return RenderRequest.completed(cached);45+ }46+47+ while (true) {48+ InFlight existing = inFlight.get(key);49+ if (existing != null) {50+ return existing.subscribe(CacheStatus.COALESCED);51+ }52+53+ InFlight created = new InFlight(key);54+ if (inFlight.putIfAbsent(key, created) == null) {55+ RenderRequest request = created.subscribe(CacheStatus.MISS);56+ created.start(loader);57+ return request;58+ }59+ }60+ }61+62+ public enum CacheStatus {63+ HIT,64+ MISS,65+ COALESCED66+ }67+68+ public static class RenderRequest {69+ private final Future<Buffer> future;70+ private final CacheStatus status;71+ private final Runnable release;72+ private final AtomicBoolean released = new AtomicBoolean();73+74+ private RenderRequest(Future<Buffer> future, CacheStatus status, Runnable release) {75+ this.future = future;76+ this.status = status;77+ this.release = release;78+ }79+80+ private static RenderRequest completed(Buffer buffer) {81+ return new RenderRequest(Future.succeededFuture(buffer), CacheStatus.HIT, () -> {});82+ }83+84+ public Future<Buffer> future() {85+ return future;86+ }87+88+ public CacheStatus status() {89+ return status;90+ }91+92+ public void release() {93+ if (released.compareAndSet(false, true)) release.run();94+ }95+ }96+97+ private class InFlight {98+ private final Key key;99+ private final Promise<Buffer> promise = Promise.promise();100+ private final RenderCancellation cancellation = new RenderCancellation();101+ private final AtomicInteger subscribers = new AtomicInteger();102+103+ private InFlight(Key key) {104+ this.key = key;105+ }106+107+ private RenderRequest subscribe(CacheStatus status) {108+ subscribers.incrementAndGet();109+ return new RenderRequest(promise.future(), status, () -> {110+ if (subscribers.decrementAndGet() == 0 && !promise.future().isComplete()) {111+ cancellation.cancel();112+ }113+ });114+ }115+116+ private void start(Function<RenderCancellation, Future<Buffer>> loader) {117+ final Future<Buffer> render;118+ try {119+ render = loader.apply(cancellation);120+ } catch (Throwable throwable) {121+ finish(Future.failedFuture(throwable));122+ return;123+ }124+ render.onComplete(this::finish);125+ }126+127+ private void finish(io.vertx.core.AsyncResult<Buffer> result) {128+ inFlight.remove(key, this);129+ if (result.succeeded()) {130+ completed.put(key, result.result());131+ promise.complete(result.result());132+ } else {133+ promise.fail(result.cause());134+ }135+ }136+ }137+138+ private static class Key {139+ private final String serviceName;140+ private final FileFormat fileFormat;141+ private final String source;142+ private final String options;143+ private final int byteLength;144+145+ private Key(String serviceName, FileFormat fileFormat, String source, JsonObject options) {146+ this.serviceName = serviceName;147+ this.fileFormat = fileFormat;148+ this.source = source;149+ this.options = new JsonObject(new TreeMap<>(options.getMap())).encode();150+ this.byteLength = serviceName.getBytes(StandardCharsets.UTF_8).length151+ + source.getBytes(StandardCharsets.UTF_8).length152+ + this.options.getBytes(StandardCharsets.UTF_8).length;153+ }154+155+ private int weight(Buffer value) {156+ long weight = (long) byteLength + value.length();157+ return (int) Math.min(Integer.MAX_VALUE, Math.max(1, weight));158+ }159+160+ 161+ public boolean equals(Object object) {162+ if (this == object) return true;163+ if (!(object instanceof Key)) return false;164+ Key key = (Key) object;165+ return serviceName.equals(key.serviceName)166+ && fileFormat == key.fileFormat167+ && source.equals(key.source)168+ && options.equals(key.options);169+ }170+171+ 172+ public int hashCode() {173+ return Objects.hash(serviceName, fileFormat, source, options);174+ }175+ }176+}@@ -1,6 +1,7 @@
11 package io.kroki.server.service;22 33 import io.kroki.server.action.Commander;4+import io.kroki.server.action.RenderCancellation;45 import io.kroki.server.decode.DiagramSource;56 import io.kroki.server.decode.SourceDecoder;67 import io.kroki.server.error.DecodeException;@@ -53,13 +54,18 @@ public class Svgbob implements DiagramService {
5354 5455 5556 public Future<Buffer> convert(String sourceDecoded, String serviceName, FileFormat fileFormat, JsonObject options) {57+ return convert(sourceDecoded, serviceName, fileFormat, options, new RenderCancellation());58+ }59+60+ 61+ public Future<Buffer> convert(String sourceDecoded, String serviceName, FileFormat fileFormat, JsonObject options, RenderCancellation cancellation) {5662 return vertx.executeBlocking(() -> {57- byte[] result = svgbob(sourceDecoded.getBytes(), options);63+ byte[] result = svgbob(cancellation, sourceDecoded.getBytes(), options);5864 return Buffer.buffer(result);5965 });6066 }6167 62- private byte[] svgbob(byte[] source, JsonObject options) throws IOException, InterruptedException, IllegalStateException {68+ private byte[] svgbob(RenderCancellation cancellation, byte[] source, JsonObject options) throws IOException, InterruptedException, IllegalStateException {6369 List<String> commands = new ArrayList<>();6470 commands.add(binPath);6571 addOption("background", options, commands);@@ -69,7 +75,7 @@ public class Svgbob implements DiagramService {
6975 addOption("scale", options, commands);7076 addOption("stroke-width", options, commands);7177 String[] args = commands.toArray(new String[0]);72- return commander.execute(source, args);78+ return commander.execute(cancellation, source, args);7379 }7480 7581 private void addOption(String optionKey, JsonObject options, List<String> commands) {@@ -1,5 +1,6 @@
11 package io.kroki.server.service;22 3+import io.kroki.server.action.RenderCancellation;34 import io.kroki.server.decode.DiagramSource;45 import io.kroki.server.decode.SourceDecoder;56 import io.kroki.server.error.DecodeException;@@ -47,8 +48,13 @@ public class Symbolator implements DiagramService {
4748 4849 4950 public Future<Buffer> convert(String sourceDecoded, String serviceName, FileFormat fileFormat, JsonObject options) {51+ return convert(sourceDecoded, serviceName, fileFormat, options, new RenderCancellation());52+ }53+54+ 55+ public Future<Buffer> convert(String sourceDecoded, String serviceName, FileFormat fileFormat, JsonObject options, RenderCancellation cancellation) {5056 return vertx.executeBlocking(() -> {51- byte[] result = this.command.convert(sourceDecoded, fileFormat, options);57+ byte[] result = this.command.convert(cancellation, sourceDecoded, fileFormat, options);5258 return Buffer.buffer(result);5359 });5460 }@@ -1,6 +1,7 @@
11 package io.kroki.server.service;22 33 import io.kroki.server.action.Commander;4+import io.kroki.server.action.RenderCancellation;45 import io.kroki.server.format.FileFormat;56 import io.vertx.core.json.JsonObject;67 @@ -19,6 +20,10 @@ public class SymbolatorCommand {
1920 }2021 2122 public byte[] convert(String source, FileFormat format, JsonObject options) throws IOException, InterruptedException {23+ return convert(new RenderCancellation(), source, format, options);24+ }25+26+ public byte[] convert(RenderCancellation cancellation, String source, FileFormat format, JsonObject options) throws IOException, InterruptedException {2227 List<String> commands = new ArrayList<>();2328 commands.add(binPath);2429 // Set input to stdin@@ -75,6 +80,6 @@ public class SymbolatorCommand {
7580 commands.add("--libname ");7681 commands.add(libname);7782 }78- return commander.execute(source.getBytes(), commands.toArray(new String[0]));83+ return commander.execute(cancellation, source.getBytes(), commands.toArray(new String[0]));7984 }8085 }@@ -1,6 +1,7 @@
11 package io.kroki.server.service;22 33 import io.kroki.server.action.Commander;4+import io.kroki.server.action.RenderCancellation;45 import io.kroki.server.decode.DiagramSource;56 import io.kroki.server.decode.SourceDecoder;67 import io.kroki.server.error.DecodeException;@@ -54,17 +55,22 @@ public class TikZ implements DiagramService {
5455 5556 5657 public Future<Buffer> convert(String sourceDecoded, String serviceName, FileFormat fileFormat, JsonObject options) {58+ return convert(sourceDecoded, serviceName, fileFormat, options, new RenderCancellation());59+ }60+61+ 62+ public Future<Buffer> convert(String sourceDecoded, String serviceName, FileFormat fileFormat, JsonObject options, RenderCancellation cancellation) {5763 return vertx.executeBlocking(() -> {58- byte[] result = tikz2svg(sourceDecoded.getBytes(), fileFormat.getName());64+ byte[] result = tikz2svg(cancellation, sourceDecoded.getBytes(), fileFormat.getName());5965 return Buffer.buffer(result);6066 });6167 }6268 63- private byte[] tikz2svg(byte[] source, String format) throws IOException, InterruptedException, IllegalStateException {69+ private byte[] tikz2svg(RenderCancellation cancellation, byte[] source, String format) throws IOException, InterruptedException, IllegalStateException {6470 List<String> commands = new ArrayList<>();6571 commands.add(binPath);6672 commands.add(format);6773 commands.add(String.valueOf(safeMode.value));68- return commander.execute(source, commands.toArray(new String[0]));74+ return commander.execute(cancellation, source, commands.toArray(new String[0]));6975 }7076 }@@ -1,6 +1,7 @@
11 package io.kroki.server.service;22 33 import io.kroki.server.action.Commander;4+import io.kroki.server.action.RenderCancellation;45 import io.kroki.server.decode.DiagramSource;56 import io.kroki.server.decode.SourceDecoder;67 import io.kroki.server.error.DecodeException;@@ -53,16 +54,21 @@ public class Umlet implements DiagramService {
5354 5455 5556 public Future<Buffer> convert(String sourceDecoded, String serviceName, FileFormat fileFormat, JsonObject options) {57+ return convert(sourceDecoded, serviceName, fileFormat, options, new RenderCancellation());58+ }59+60+ 61+ public Future<Buffer> convert(String sourceDecoded, String serviceName, FileFormat fileFormat, JsonObject options, RenderCancellation cancellation) {5662 return vertx.executeBlocking(() -> {57- byte[] result = umlet(sourceDecoded.getBytes(), fileFormat.getName());63+ byte[] result = umlet(cancellation, sourceDecoded.getBytes(), fileFormat.getName());5864 return Buffer.buffer(result);5965 });6066 }6167 62- private byte[] umlet(byte[] source, String format) throws IOException, InterruptedException, IllegalStateException {68+ private byte[] umlet(RenderCancellation cancellation, byte[] source, String format) throws IOException, InterruptedException, IllegalStateException {6369 List<String> commands = new ArrayList<>();6470 commands.add(binPath);6571 commands.add(format);66- return commander.execute(source, commands.toArray(new String[0]));72+ return commander.execute(cancellation, source, commands.toArray(new String[0]));6773 }6874 }@@ -1,6 +1,7 @@
11 package io.kroki.server.service;22 33 import io.kroki.server.action.Commander;4+import io.kroki.server.action.RenderCancellation;45 import io.kroki.server.decode.DiagramSource;56 import io.kroki.server.decode.SourceDecoder;67 import io.kroki.server.error.DecodeException;@@ -60,15 +61,20 @@ public class Vega implements DiagramService {
6061 6162 6263 public Future<Buffer> convert(String sourceDecoded, String serviceName, FileFormat fileFormat, JsonObject options) {64+ return convert(sourceDecoded, serviceName, fileFormat, options, new RenderCancellation());65+ }66+67+ 68+ public Future<Buffer> convert(String sourceDecoded, String serviceName, FileFormat fileFormat, JsonObject options, RenderCancellation cancellation) {6369 return vertx.executeBlocking(() -> {64- byte[] result = vega(sourceDecoded.getBytes(), fileFormat.getName());70+ byte[] result = vega(cancellation, sourceDecoded.getBytes(), fileFormat.getName());6571 return Buffer.buffer(result);6672 });6773 }6874 69- private byte[] vega(byte[] source, String format) throws IOException, InterruptedException, IllegalStateException {75+ private byte[] vega(RenderCancellation cancellation, byte[] source, String format) throws IOException, InterruptedException, IllegalStateException {7076 String vegaSafeMode = safeMode == SafeMode.UNSAFE ? "unsafe" : "secure";71- return commander.execute(source, binPath,77+ return commander.execute(cancellation, source, binPath,7278 "--output-format=" + format,7379 "--safe-mode=" + vegaSafeMode,7480 "--spec-format=" + specFormat.name().toLowerCase());@@ -1,6 +1,7 @@
11 package io.kroki.server.service;22 33 import io.kroki.server.action.Commander;4+import io.kroki.server.action.RenderCancellation;45 import io.kroki.server.decode.DiagramSource;56 import io.kroki.server.decode.SourceDecoder;67 import io.kroki.server.error.DecodeException;@@ -50,8 +51,13 @@ public class Wavedrom implements DiagramService {
5051 5152 5253 public Future<Buffer> convert(String sourceDecoded, String serviceName, FileFormat fileFormat, JsonObject options) {54+ return convert(sourceDecoded, serviceName, fileFormat, options, new RenderCancellation());55+ }56+57+ 58+ public Future<Buffer> convert(String sourceDecoded, String serviceName, FileFormat fileFormat, JsonObject options, RenderCancellation cancellation) {5359 return vertx.executeBlocking(() -> {54- byte[] result = commander.execute(sourceDecoded.getBytes(), binPath);60+ byte[] result = commander.execute(cancellation, sourceDecoded.getBytes(), binPath);5561 return Buffer.buffer(result);5662 });5763 }@@ -1,6 +1,7 @@
11 package io.kroki.server.service;22 33 import io.kroki.server.action.Commander;4+import io.kroki.server.action.RenderCancellation;45 import io.kroki.server.decode.DiagramSource;56 import io.kroki.server.decode.SourceDecoder;67 import io.kroki.server.error.DecodeException;@@ -50,8 +51,13 @@ public class Wireviz implements DiagramService {
5051 5152 5253 public Future<Buffer> convert(String sourceDecoded, String serviceName, FileFormat fileFormat, JsonObject options) {54+ return convert(sourceDecoded, serviceName, fileFormat, options, new RenderCancellation());55+ }56+57+ 58+ public Future<Buffer> convert(String sourceDecoded, String serviceName, FileFormat fileFormat, JsonObject options, RenderCancellation cancellation) {5359 return vertx.executeBlocking(() -> {54- byte[] result = commander.execute(sourceDecoded.getBytes(), binPath,60+ byte[] result = commander.execute(cancellation, sourceDecoded.getBytes(), binPath,5561 "--format=" + fileFormat.getName(),5662 "-");5763 return Buffer.buffer(result);@@ -0,0 +1,1696 @@
1+(function(){let e=document.createElement(`link`).relList;if(e&&e.supports&&e.supports(`modulepreload`))return;for(let e of document.querySelectorAll(`link[rel="modulepreload"]`))n(e);new MutationObserver(e=>{for(let t of e)if(t.type===`childList`)for(let e of t.addedNodes)e.tagName===`LINK`&&e.rel===`modulepreload`&&n(e)}).observe(document,{childList:!0,subtree:!0});function t(e){let t={};return e.integrity&&(t.integrity=e.integrity),e.referrerPolicy&&(t.referrerPolicy=e.referrerPolicy),t.credentials=e.crossOrigin===`use-credentials`?`include`:e.crossOrigin===`anonymous`?`omit`:`same-origin`,t}function n(e){if(e.ep)return;e.ep=!0;let n=t(e);fetch(e.href,n)}})();var e=[],t=[];(()=>{let 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focusChanged(){return(this.flags&1)>0}get docChanged(){return!this.changes.empty}get selectionSet(){return this.transactions.some(e=>e.selection)}get empty(){return this.flags==0&&this.transactions.length==0}},Pr=[],H=class{constructor(e,t,n=0){this.dom=e,this.length=t,this.flags=n,this.parent=null,e.cmTile=this}get breakAfter(){return this.flags&1}get children(){return Pr}isWidget(){return!1}get isHidden(){return!1}isComposite(){return!1}isLine(){return!1}isText(){return!1}isBlock(){return!1}get domAttrs(){return null}sync(e){if(this.flags|=2,this.flags&4){this.flags&=-5;let e=this.domAttrs;e&&qt(this.dom,e)}}toString(){return this.constructor.name+(this.children.length?`(${this.children})`:``)+(this.breakAfter?`#`:``)}destroy(){this.parent=null}setDOM(e){this.dom=e,e.cmTile=this}get posAtStart(){return this.parent?this.parent.posBefore(this):0}get posAtEnd(){return this.posAtStart+this.length}posBefore(e,t=this.posAtStart){let n=t;for(let t of this.children){if(t==e)return n;n+=t.length+t.breakAfter}throw RangeError(`Invalid child in posBefore`)}posAfter(e){return this.posBefore(e)+e.length}covers(e){return!0}coordsIn(e,t,n){return null}domPosFor(e,t){let n=dn(this.dom),r=this.length?e>0:t>0;return new Nn(this.parent.dom,n+ +!!r,e==0||e==this.length)}markDirty(e){this.flags&=-3,e&&(this.flags|=4),this.parent&&this.parent.flags&2&&this.parent.markDirty(!1)}get overrideDOMText(){return null}get root(){for(let e=this;e;e=e.parent)if(e instanceof Lr)return e;return null}static get(e){return e.cmTile}},Fr=class extends H{constructor(e){super(e,0),this._children=[]}isComposite(){return!0}get children(){return this._children}get lastChild(){return this.children.length?this.children[this.children.length-1]:null}append(e){this.children.push(e),e.parent=this}sync(e){if(this.flags&2)return;super.sync(e);let t=this.dom,n=null,r,i=e?.node==t?e:null,a=0;for(let o of this.children){if(o.sync(e),a+=o.length+o.breakAfter,r=n?n.nextSibling:t.firstChild,i&&r!=o.dom&&(i.written=!0),o.dom.parentNode==t)for(;r&&r!=o.dom;)r=Ir(r);else t.insertBefore(o.dom,r);n=o.dom}for(r=n?n.nextSibling:t.firstChild,i&&r&&(i.written=!0);r;)r=Ir(r);this.length=a}};function Ir(e){let t=e.nextSibling;return e.parentNode.removeChild(e),t}var Lr=class extends Fr{constructor(e,t){super(t),this.view=e}owns(e){for(;e;e=e.parent)if(e==this)return!0;return!1}isBlock(){return!0}nearest(e){for(;;){if(!e)return null;let t=H.get(e);if(t&&this.owns(t))return t;e=e.parentNode}}blockTiles(e){for(let t=[],n=this,r=0,i=0;;)if(r==n.children.length){if(!t.length)return;n=n.parent,n.breakAfter&&i++,r=t.pop()}else{let a=n.children[r++];if(a instanceof Rr)t.push(r),n=a,r=0;else{let t=i+a.length,n=e(a,i);if(n!==void 0)return n;i=t+a.breakAfter}}}resolveBlock(e,t){let n,r=-1,i,a=-1;if(this.blockTiles((o,s)=>{let c=s+o.length;if(e>=s&&e<=c){if(o.isWidget()&&t>=-1&&t<=1){if(o.flags&32)return!0;o.flags&16&&(n=void 0)}(s<e||e==c&&(t<-1?o.length:o.covers(1)))&&(!n||!o.isWidget()&&n.isWidget())&&(n=o,r=e-s),(c>e||e==s&&(t>1?o.length:o.covers(-1)))&&(!i||!o.isWidget()&&i.isWidget())&&(i=o,a=e-s)}}),!n&&!i)throw Error(`No tile at position `+e);return n&&t<0||!i?{tile:n,offset:r}:{tile:i,offset:a}}},Rr=class e extends Fr{constructor(e,t){super(e),this.wrapper=t}isBlock(){return!0}covers(e){return this.children.length?e<0?this.children[0].covers(-1):this.lastChild.covers(1):!1}get domAttrs(){return this.wrapper.attributes}static of(t,n){let r=new e(n||document.createElement(t.tagName),t);return n||(r.flags|=4),r}},zr=class e extends Fr{constructor(e,t){super(e),this.attrs=t}isLine(){return!0}static start(t,n,r){let i=new e(n||document.createElement(`div`),t);return(!n||!r)&&(i.flags|=4),i}get domAttrs(){return this.attrs}resolveInline(e,t,n){let r=null,i=-1,a=null,o=-1;function s(e,c){for(let l=0,u=0;l<e.children.length&&u<=c;l++){let d=e.children[l],f=u+d.length;f>=c&&(d.isComposite()?s(d,c-u):(!a||a.isHidden&&(t>0&&!(a.flags&32)||n&&Vr(a,d)))&&(f>c||d.flags&32&&t<=1)?(a=d,o=c-u):(u<c||d.flags&16&&!d.isHidden&&t>=-1)&&(r=d,i=c-u)),u=f}}s(this,e);let c=(t<0?r:a)||r||a;return c?{tile:c,offset:c==r?i:o}:null}coordsIn(e,t,n){let r=this.resolveInline(e,t,!0);return r?r.tile.coordsIn(Math.max(0,r.offset),t,n):Br(this)}domIn(e,t){let n=this.resolveInline(e,t);if(n){let{tile:e,offset:r}=n;if(this.dom.contains(e.dom))return e.isText()?new Nn(e.dom,Math.min(e.dom.nodeValue.length,r)):e.domPosFor(r,e.flags&16?1:e.flags&32?-1:t);let i=n.tile.parent,a=!1;for(let e of i.children){if(a)return new Nn(e.dom,0);e==n.tile&&(a=!0)}}return new Nn(this.dom,0)}};function Br(e){let t=e.dom.lastChild;if(!t)return e.dom.getBoundingClientRect();let n=ln(t);return n[n.length-1]||null}function Vr(e,t){let n=e.coordsIn(0,1),r=t.coordsIn(0,1);return n&&r&&r.top<n.bottom}var Hr=class e extends Fr{constructor(e,t){super(e),this.mark=t}get domAttrs(){return this.mark.attrs}static of(t,n){let r=new e(n||document.createElement(t.tagName),t);return n||(r.flags|=4),r}},Ur=class e extends H{constructor(e,t){super(e,t.length),this.text=t}sync(e){this.flags&2||(super.sync(e),this.dom.nodeValue!=this.text&&(e&&e.node==this.dom&&(e.written=!0),this.dom.nodeValue=this.text))}isText(){return!0}toString(){return JSON.stringify(this.text)}coordsIn(e,t,n){let r=this.dom.nodeValue.length;e>r&&(e=r);let i=e,a=e,o=0;e==0&&t<0||e==r&&t>=0?L.chrome||L.gecko||(e?(i--,o=1):a<r&&(a++,o=-1)):t<0?i--:a<r&&a++;let s=En(this.dom,i,a).getClientRects();if(!s.length)return null;let c=s[(o?o<0:t>=0)?0:s.length-1];return L.safari&&!o&&c.width==0&&(c=Array.prototype.find.call(s,e=>e.width)||c),n==null?c:hn(c,(o?o>0:t<0)==n)}static of(t,n){let r=new e(n||document.createTextNode(t),t);return n||(r.flags|=2),r}},Wr=class e extends H{constructor(e,t,n,r){super(e,t,r),this.widget=n}isWidget(){return!0}get isHidden(){return this.widget.isHidden}covers(e){return this.flags&48?!1:(this.flags&(e<0?64:128))>0}coordsIn(e,t){return this.coordsInWidget(e,t,!1)}coordsInWidget(e,t,n){let r=this.widget.coordsAt(this.dom,e,t);if(r)return r;if(n)return hn(this.dom.getBoundingClientRect(),this.length?e==0:t<=0);{let t=this.dom.getClientRects(),n=null;if(!t.length)return null;let r=this.flags&16?!0:this.flags&32?!1:e>0;for(let i=r?t.length-1:0;n=t[i],!(e>0?i==0:i==t.length-1||n.top<n.bottom);i+=r?-1:1);return hn(n,!r)}}get overrideDOMText(){if(!this.length)return f.empty;let{root:e}=this;if(!e)return f.empty;let t=this.posAtStart;return e.view.state.doc.slice(t,t+this.length)}destroy(){super.destroy(),this.widget.destroy(this.dom)}static of(t,n,r,i,a){return a||(a=t.toDOM(n),t.editable||(a.contentEditable=`false`)),new e(a,r,t,i)}},Gr=class extends H{constructor(e){let t=document.createElement(`img`);t.className=`cm-widgetBuffer`,t.setAttribute(`aria-hidden`,`true`),super(t,0,e)}get isHidden(){return!0}get overrideDOMText(){return f.empty}coordsIn(e,t,n){let r=this.dom.getBoundingClientRect();return n==null?r:hn(r,t>0==n)}},Kr=class{constructor(e){this.index=0,this.beforeBreak=!1,this.parents=[],this.tile=e}advance(e,t,n){let{tile:r,index:i,beforeBreak:a,parents:o}=this;for(;e||t>0;)if(!r.isComposite()){let t=r.length;if(i<t&&e){let a=Math.min(e,t-i);n&&n.skip(r,i,i+a),e-=a,i+=a}if(i==t)a=!!r.breakAfter,{tile:r,index:i}=o.pop(),i++;else if(!e)break}else if(a){if(!e)break;n&&n.break(),e--,a=!1}else if(i==r.children.length){if(!e&&!o.length)break;n&&n.leave(r),a=!!r.breakAfter,{tile:r,index:i}=o.pop(),i++}else{let s=r.children[i],c=s.breakAfter;(t>0?s.length<=e:s.length<e)&&(!n||n.skip(s,0,s.length)!==!1||!s.isComposite)?(a=!!c,i++,e-=s.length):(o.push({tile:r,index:i}),r=s,i=0,n&&s.isComposite()&&n.enter(s))}return this.tile=r,this.index=i,this.beforeBreak=a,this}get root(){return this.parents.length?this.parents[0].tile:this.tile}},qr=class{constructor(e,t,n,r){this.from=e,this.to=t,this.wrapper=n,this.rank=r}},Jr=class{constructor(e,t,n){this.cache=e,this.root=t,this.blockWrappers=n,this.curLine=null,this.lastBlock=null,this.afterWidget=null,this.pos=0,this.wrappers=[],this.wrapperPos=0}addText(e,t,n,r){this.flushBuffer();let i=this.ensureMarks(t,n),a=i.lastChild;if(a&&a.isText()&&!(a.flags&8)&&a.length+e.length<512){this.cache.reused.set(a,2);let t=i.children[i.children.length-1]=new Ur(a.dom,a.text+e);t.parent=i}else i.append(r||Ur.of(e,this.cache.find(Ur)?.dom));this.pos+=e.length,this.afterWidget=null}addComposition(e,t){let n=this.curLine;n.dom!=t.line.dom&&(n.setDOM(this.cache.reused.has(t.line)?ii(t.line.dom):t.line.dom),this.cache.reused.set(t.line,2));let r=n;for(let e=t.marks.length-1;e>=0;e--){let n=t.marks[e],i=r.lastChild;if(i instanceof Hr&&i.mark.eq(n.mark))i.dom!=n.dom&&i.setDOM(ii(n.dom)),r=i;else{if(this.cache.reused.get(n)){let e=H.get(n.dom);e&&e.setDOM(ii(n.dom))}let e=Hr.of(n.mark,n.dom);r.append(e),r=e}this.cache.reused.set(n,2)}let i=H.get(e.text);i&&this.cache.reused.set(i,2);let a=new Ur(e.text,e.text.nodeValue);a.flags|=8,this.pos=e.range.toB,r.append(a)}addInlineWidget(e,t,n){let r=this.afterWidget&&e.flags&48&&(this.afterWidget.flags&48)==(e.flags&48);r||this.flushBuffer();let i=this.ensureMarks(t,n);!r&&!(e.flags&16)&&i.append(this.getBuffer(1)),i.append(e),this.pos+=e.length,this.afterWidget=e}addMark(e,t,n){this.flushBuffer(),this.ensureMarks(t,n).append(e),this.pos+=e.length,this.afterWidget=null}addBlockWidget(e){this.getBlockPos().append(e),this.pos+=e.length,this.lastBlock=e,this.endLine()}continueWidget(e){let t=this.afterWidget||this.lastBlock;t.length+=e,this.pos+=e}addLineStart(e,t){e||=ti;let n=zr.start(e,t||this.cache.find(zr)?.dom,!!t);this.getBlockPos().append(this.lastBlock=this.curLine=n)}addLine(e){this.getBlockPos().append(e),this.pos+=e.length,this.lastBlock=e,this.endLine()}addBreak(){this.lastBlock.flags|=1,this.endLine(),this.pos++}addLineStartIfNotCovered(e){this.blockPosCovered()||this.addLineStart(e)}ensureLine(e){this.curLine||this.addLineStart(e)}ensureMarks(e,t){let n=this.curLine;for(let r=e.length-1;r>=0;r--){let i=e[r],a;if(t>0&&(a=n.lastChild)&&a instanceof Hr&&a.mark.eq(i))n=a,t--;else{let e=Hr.of(i,this.cache.find(Hr,e=>e.mark.eq(i))?.dom);n.append(e),n=e,t=0}}return n}endLine(){if(this.curLine){this.flushBuffer();let e=this.curLine.lastChild;(!e||!$r(this.curLine,!1)||e.dom.nodeName!=`BR`&&e.isWidget()&&!(L.ios&&$r(this.curLine,!0)))&&this.curLine.append(this.cache.findWidget(oi,0,32)||new Wr(oi.toDOM(),0,oi,32)),this.curLine=this.afterWidget=null}}updateBlockWrappers(){this.wrapperPos>this.pos+1e4&&(this.blockWrappers.goto(this.pos),this.wrappers.length=0);for(let e=this.wrappers.length-1;e>=0;e--)this.wrappers[e].to<this.pos&&this.wrappers.splice(e,1);for(let e=this.blockWrappers;e.value&&e.from<=this.pos;e.next())if(e.to>=this.pos){let t=e.rank*102+e.value.rank,n=new qr(e.from,e.to,e.value,t),r=this.wrappers.length;for(;r>0&&(this.wrappers[r-1].rank-n.rank||this.wrappers[r-1].to-n.to)<0;)r--;this.wrappers.splice(r,0,n)}this.wrapperPos=this.pos}getBlockPos(){this.updateBlockWrappers();let e=this.root;for(let t of this.wrappers){let n=e.lastChild;if(t.from<this.pos&&n instanceof Rr&&n.wrapper.eq(t.wrapper))e=n;else{let n=Rr.of(t.wrapper,this.cache.find(Rr,e=>e.wrapper.eq(t.wrapper))?.dom);e.append(n),e=n}}return e}blockPosCovered(){let e=this.lastBlock;return e!=null&&!e.breakAfter&&(!e.isWidget()||(e.flags&160)>0)}getBuffer(e){let t=2|(e<0?16:32),n=this.cache.find(Gr,void 0,1);return n&&(n.flags=t),n||new Gr(t)}flushBuffer(){this.afterWidget&&!(this.afterWidget.flags&32)&&(this.afterWidget.parent.append(this.getBuffer(-1)),this.afterWidget=null)}},Yr=class{constructor(e){this.skipCount=0,this.text=``,this.textOff=0,this.cursor=e.iter()}skip(e){this.textOff+e<=this.text.length?this.textOff+=e:(this.skipCount+=e-(this.text.length-this.textOff),this.text=``,this.textOff=0)}next(e){if(this.textOff==this.text.length){let{value:t,lineBreak:n,done:r}=this.cursor.next(this.skipCount);if(this.skipCount=0,r)throw Error(`Ran out of text content when drawing inline views`);this.text=t;let i=this.textOff=Math.min(e,t.length);return n?null:t.slice(0,i)}let t=Math.min(this.text.length,this.textOff+e),n=this.text.slice(this.textOff,t);return this.textOff=t,n}},Xr=[Wr,zr,Ur,Hr,Gr,Rr,Lr];for(let e=0;e<Xr.length;e++)Xr[e].bucket=e;var Zr=class{constructor(e){this.view=e,this.buckets=Xr.map(()=>[]),this.index=Xr.map(()=>0),this.reused=new Map}add(e){let t=e.constructor.bucket,n=this.buckets[t];n.length<6?n.push(e):n[this.index[t]=(this.index[t]+1)%6]=e}find(e,t,n=2){let r=e.bucket,i=this.buckets[r],a=this.index[r];for(let e=0;e<i.length;e++){let o=(e+a)%i.length,s=i[o];if((!t||t(s))&&!this.reused.has(s))return i.splice(o,1),o<a&&this.index[r]--,this.reused.set(s,n),s}return null}findWidget(e,t,n){let r=this.buckets[0];if(r.length)for(let i=0,a=0;;i++){if(i==r.length){if(a)return null;a=1,i=0}let o=r[i];if(!this.reused.has(o)&&(a==0?o.widget.compare(e):o.widget.constructor==e.constructor&&e.updateDOM(o.dom,this.view,o.widget)))return r.splice(i,1),i<this.index[0]&&this.index[0]--,o.widget==e&&o.length==t&&(o.flags&497)==n?(this.reused.set(o,1),o):(this.reused.set(o,2),new Wr(o.dom,t,e,o.flags&-498|n))}}reuse(e){return this.reused.set(e,1),e}maybeReuse(e,t=2){if(!this.reused.has(e))return this.reused.set(e,t),e.dom}clear(){for(let e=0;e<this.buckets.length;e++)this.buckets[e].length=this.index[e]=0}},Qr=class{constructor(e,t,n,r,i){this.view=e,this.decorations=r,this.disallowBlockEffectsFor=i,this.openWidget=!1,this.openMarks=0,this.cache=new Zr(e),this.text=new Yr(e.state.doc),this.builder=new Jr(this.cache,new Lr(e,e.contentDOM),F.iter(n)),this.cache.reused.set(t,2),this.old=new Kr(t),this.reuseWalker={skip:(e,t,n)=>{if(this.cache.add(e),e.isComposite())return!1},enter:e=>this.cache.add(e),leave:()=>{},break:()=>{}}}run(e,t){let n=t&&this.getCompositionContext(t.text);for(let r=0,i=0,a=0;;){let o=a<e.length?e[a++]:null,s=o?o.fromA:this.old.root.length;if(s>r){let e=s-r;this.preserve(e,!a,!o),r=s,i+=e}if(!o)break;t&&o.fromA<=t.range.fromA&&o.toA>=t.range.toA?(this.forward(o.fromA,t.range.fromA,t.range.fromA<t.range.toA?1:-1),this.emit(i,t.range.fromB),this.builder.flushBuffer(),this.cache.clear(),this.builder.addComposition(t,n),this.text.skip(t.range.toB-t.range.fromB),this.forward(t.range.fromA,o.toA),this.emit(t.range.toB,o.toB)):(this.forward(o.fromA,o.toA),this.emit(i,o.toB)),i=o.toB,r=o.toA}return this.builder.curLine&&this.builder.endLine(),this.builder.root}preserve(e,t,n){let r=ri(this.old),i=this.openMarks;this.old.advance(e,n?1:-1,{skip:(e,t,n)=>{if(e.isWidget()){if(this.openWidget)this.builder.continueWidget(n-t);else{let a=n>0||t<e.length?Wr.of(e.widget,this.view,n-t,e.flags&496,this.cache.maybeReuse(e)):this.cache.reuse(e);a.flags&256?(a.flags&=-2,this.builder.addBlockWidget(a)):(this.builder.ensureLine(null),this.builder.addInlineWidget(a,r,i),i=r.length)}}else if(e.isText())this.builder.ensureLine(null),!t&&n==e.length&&!this.cache.reused.has(e)?this.builder.addText(e.text,r,i,this.cache.reuse(e)):(this.cache.add(e),this.builder.addText(e.text.slice(t,n),r,i)),i=r.length;else if(e.isLine())e.flags&=-2,this.cache.reused.set(e,1),this.builder.addLine(e);else if(e instanceof Gr)this.cache.add(e);else if(e instanceof Hr)this.builder.ensureLine(null),this.builder.addMark(e,r,i),this.cache.reused.set(e,1),i=r.length;else return!1;this.openWidget=!1},enter:e=>{e.isLine()?this.builder.addLineStart(e.attrs,this.cache.maybeReuse(e)):(this.cache.add(e),e instanceof Hr&&r.unshift(e.mark)),this.openWidget=!1},leave:e=>{e.isLine()?r.length&&=i=0:e instanceof Hr&&(r.shift(),i=Math.min(i,r.length))},break:()=>{this.builder.addBreak(),this.openWidget=!1}}),this.text.skip(e)}emit(e,t){let n=null,r=this.builder,i=-1,a=F.spans(this.decorations,e,t,{point:(e,t,a,o,s,c)=>{if(a instanceof en){if(this.disallowBlockEffectsFor[c]){if(a.block)throw RangeError(`Block 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s=this.text.next(Math.min(512,t-i));s==null?(r.addLineStartIfNotCovered(n),r.addBreak(),i++):(r.ensureLine(n),r.addText(s,a,i==e?o:a.length),i+=s.length),n=null}i=a.length}});i>-1&&(this.openWidget=a>i),this.openWidget||r.addLineStartIfNotCovered(n),this.openMarks=a}forward(e,t,n=1){t-e<=10?this.old.advance(t-e,n,this.reuseWalker):(this.old.advance(5,-1,this.reuseWalker),this.old.advance(t-e-10,-1),this.old.advance(5,n,this.reuseWalker))}getCompositionContext(e){let t=[],n=null;for(let r=e.parentNode;;r=r.parentNode){let e=H.get(r);if(r==this.view.contentDOM)break;e instanceof Hr?t.push(e):e?.isLine()?n=e:e instanceof Rr||(r.nodeName==`DIV`&&!n&&r!=this.view.contentDOM?n=new zr(r,ti):n||t.push(Hr.of(new Qt({tagName:r.nodeName.toLowerCase(),attributes:Yt(r)}),r)))}return{line:n,marks:t}}};function $r(e,t){let n=e=>{for(let r of e.children)if((t?r.isText():r.length)||n(r))return!0;return!1};return n(e)}function ei(e){let t=e.isReplace?(e.startSide<0?64:0)|(e.endSide>0?128:0):e.startSide>0?32:16;return e.block&&(t|=256),t}var ti={class:`cm-line`};function ni(e,t){let n=t.spec.attributes,r=t.spec.class;return!n&&!r?e:(e||={class:`cm-line`},n&&Wt(n,e),r&&(e.class+=` `+r),e)}function ri(e){let t=[];for(let n=e.parents.length;n>1;n--){let r=n==e.parents.length?e.tile:e.parents[n].tile;r instanceof Hr&&t.push(r.mark)}return t}function ii(e){let t=H.get(e);return t&&t.setDOM(e.cloneNode()),e}var ai=class extends Xt{constructor(e){super(),this.tag=e}eq(e){return e.tag==this.tag}toDOM(){return document.createElement(this.tag)}updateDOM(e){return e.nodeName.toLowerCase()==this.tag}get isHidden(){return!0}};ai.inline=new ai(`span`),ai.block=new ai(`div`);var oi=new class extends Xt{toDOM(){return document.createElement(`br`)}get isHidden(){return!0}get editable(){return!0}},si=class{constructor(e){this.view=e,this.decorations=[],this.blockWrappers=[],this.dynamicDecorationMap=[!1],this.domChanged=null,this.hasComposition=null,this.editContextFormatting=R.none,this.lastCompositionAfterCursor=!1,this.minWidth=0,this.minWidthFrom=0,this.minWidthTo=0,this.impreciseAnchor=null,this.impreciseHead=null,this.forceSelection=!1,this.lastUpdate=Date.now(),this.updateDeco(),this.tile=new Lr(e,e.contentDOM),this.updateInner([new Mr(0,0,0,e.state.doc.length)],null)}update(e){let t=e.changedRanges;this.minWidth>0&&t.length&&(t.every(({fromA:e,toA:t})=>t<this.minWidthFrom||e>this.minWidthTo)?(this.minWidthFrom=e.changes.mapPos(this.minWidthFrom,1),this.minWidthTo=e.changes.mapPos(this.minWidthTo,1)):this.minWidth=this.minWidthFrom=this.minWidthTo=0),this.updateEditContextFormatting(e);let n=-1;this.view.inputState.composing>=0&&!this.view.observer.editContext&&(this.domChanged?.newSel?n=this.domChanged.newSel.head:!vi(e.changes,this.hasComposition)&&!e.selectionSet&&(n=e.state.selection.main.head));let r=n>-1?di(this.view,e.changes,n):null;if(this.domChanged=null,this.hasComposition){let{from:n,to:r}=this.hasComposition;t=new Mr(n,r,e.changes.mapPos(n,-1),e.changes.mapPos(r,1)).addToSet(t.slice())}this.hasComposition=r?{from:r.range.fromB,to:r.range.toB}:null,(L.ie||L.chrome)&&!r&&e&&e.state.doc.lines!=e.startState.doc.lines&&(this.forceSelection=!0);let i=this.decorations,a=this.blockWrappers;this.updateDeco();let o=mi(i,this.decorations,e.changes);o.length&&(t=Mr.extendWithRanges(t,o));let s=gi(a,this.blockWrappers,e.changes);return s.length&&(t=Mr.extendWithRanges(t,s)),r&&!t.some(e=>e.fromA<=r.range.fromA&&e.toA>=r.range.toA)&&(t=r.range.addToSet(t.slice())),this.tile.flags&2&&t.length==0?!1:(this.updateInner(t,r),e.transactions.length&&(this.lastUpdate=Date.now()),!0)}updateInner(e,t){this.view.viewState.mustMeasureContent=!0;let{observer:n}=this.view;n.ignore(()=>{if(t||e.length){let n=this.tile,r=new Qr(this.view,n,this.blockWrappers,this.decorations,this.dynamicDecorationMap);t&&H.get(t.text)&&r.cache.reused.set(H.get(t.text),2),this.tile=r.run(e,t),ci(n,r.cache.reused)}this.tile.dom.style.height=this.view.viewState.contentHeight/this.view.scaleY+`px`,this.tile.dom.style.flexBasis=this.minWidth?this.minWidth+`px`:``;let r=L.chrome||L.ios?{node:n.selectionRange.focusNode,written:!1}:void 0;this.tile.sync(r),r&&(r.written||n.selectionRange.focusNode!=r.node||!this.tile.dom.contains(r.node))&&(this.forceSelection=!0),this.tile.dom.style.height=``});let r=[];if(this.view.viewport.from||this.view.viewport.to<this.view.state.doc.length)for(let e of this.tile.children)e.isWidget()&&e.widget instanceof yi&&r.push(e.dom);n.updateGaps(r)}updateEditContextFormatting(e){this.editContextFormatting=this.editContextFormatting.map(e.changes);for(let t of e.transactions)for(let e of t.effects)e.is(hr)&&(this.editContextFormatting=e.value)}updateSelection(e=!1,t=!1){(e||!this.view.observer.selectionRange.focusNode)&&this.view.observer.readSelectionRange();let{dom:n}=this.tile,r=this.view.root.activeElement,i=r==n,a=!i&&!(this.view.state.facet(_r)||n.tabIndex>-1)&&cn(n,this.view.observer.selectionRange)&&!(r&&n.contains(r));if(!(i||t||a))return;let o=this.forceSelection;this.forceSelection=!1;let s=this.view.state.selection.main,c,l;if(s.empty?l=c=this.inlineDOMNearPos(s.anchor,s.assoc||1):(l=this.inlineDOMNearPos(s.head,s.head==s.from?1:-1),c=this.inlineDOMNearPos(s.anchor,s.anchor==s.from?1:-1)),L.gecko&&s.empty&&!this.hasComposition&&li(c)){let e=document.createTextNode(``);this.view.observer.ignore(()=>c.node.insertBefore(e,c.node.childNodes[c.offset]||null)),c=l=new Nn(e,0),o=!0}let u=this.view.observer.selectionRange;(o||!u.focusNode||(!un(c.node,c.offset,u.anchorNode,u.anchorOffset)||!un(l.node,l.offset,u.focusNode,u.focusOffset))&&!this.suppressWidgetCursorChange(u,s))&&(this.view.observer.ignore(()=>{L.android&&L.chrome&&n.contains(u.focusNode)&&_i(u.focusNode,n)&&(n.blur(),n.focus({preventScroll:!0}));let e=on(this.view.root);if(e){if(s.empty){if(L.gecko){let e=fi(c.node,c.offset);if(e&&e!=3){let t=(e==1?jn:Mn)(c.node,c.offset);t&&(c=new Nn(t.node,t.offset))}}e.collapse(c.node,c.offset),s.bidiLevel!=null&&e.caretBidiLevel!==void 0&&(e.caretBidiLevel=s.bidiLevel)}else if(e.extend){e.collapse(c.node,c.offset);try{e.extend(l.node,l.offset)}catch{}}else{let t=document.createRange();s.anchor>s.head&&([c,l]=[l,c]),t.setEnd(l.node,l.offset),t.setStart(c.node,c.offset),e.removeAllRanges(),e.addRange(t)}}a&&this.view.root.activeElement==n&&(n.blur(),r&&r.focus())}),this.view.observer.setSelectionRange(c,l)),this.impreciseAnchor=c.precise?null:new Nn(u.anchorNode,u.anchorOffset),this.impreciseHead=l.precise?null:new Nn(u.focusNode,u.focusOffset)}suppressWidgetCursorChange(e,t){return this.hasComposition&&t.empty&&un(e.focusNode,e.focusOffset,e.anchorNode,e.anchorOffset)&&this.posFromDOM(e.focusNode,e.focusOffset)==t.head}enforceCursorAssoc(){if(this.hasComposition)return;let{view:e}=this,t=e.state.selection.main,n=on(e.root),{anchorNode:r,anchorOffset:i}=e.observer.selectionRange;if(!n||!t.empty||!t.assoc||!n.modify)return;let a=this.lineAt(t.head,t.assoc);if(!a)return;let o=a.posAtStart;if(t.head==o||t.head==o+a.length)return;let s=this.coordsAt(t.head,-1),c=this.coordsAt(t.head,1);if(!s||!c||s.bottom>c.top)return;let l=this.domAtPos(t.head+t.assoc,t.assoc);n.collapse(l.node,l.offset),n.modify(`move`,t.assoc<0?`forward`:`backward`,`lineboundary`),e.observer.readSelectionRange();let u=e.observer.selectionRange;e.docView.posFromDOM(u.anchorNode,u.anchorOffset)!=t.from&&n.collapse(r,i)}posFromDOM(e,t){let n=this.tile.nearest(e);if(!n)return this.tile.dom.compareDocumentPosition(e)&2?0:this.view.state.doc.length;let r=n.posAtStart;if(n.isComposite()){let i;if(e==n.dom)i=n.dom.childNodes[t];else{let r=mn(e)==0?0:t==0?-1:1;for(;;){let t=e.parentNode;if(t==n.dom)break;r==0&&t.firstChild!=t.lastChild&&(r=e==t.firstChild?-1:1),e=t}i=r<0?e:e.nextSibling}if(i==n.dom.firstChild)return r;for(;i&&!H.get(i);)i=i.nextSibling;if(!i)return r+n.length;for(let e=0,t=r;;e++){let r=n.children[e];if(r.dom==i)return t;t+=r.length+r.breakAfter}}else if(n.isText())return e==n.dom?r+t:r+(t?n.length:0);else return r}domAtPos(e,t){let{tile:n,offset:r}=this.tile.resolveBlock(e,t);return n.isWidget()?n.domPosFor(r,t):n.domIn(r,t)}inlineDOMNearPos(e,t){let n,r=-1,i=!1,a,o=-1,s=!1;return this.tile.blockTiles((t,c)=>{if(t.isWidget()){if(t.flags&32&&c>=e)return!0;t.flags&16&&(i=!0)}else{let l=c+t.length;if(c<=e&&(n=t,r=e-c,i=l<e),l>=e&&!a&&(a=t,o=e-c,s=c>e),c>e&&a)return!0}}),!n&&!a?this.domAtPos(e,t):(i&&a?n=null:s&&n&&(a=null),n&&t<0||!a?n.domIn(r,t):a.domIn(o,t))}coordsAt(e,t,n){let{tile:r,offset:i}=this.tile.resolveBlock(e,t);return r.isWidget()?r.widget instanceof yi?null:r.coordsInWidget(i,t,!0):r.coordsIn(i,t,n)}lineAt(e,t){let{tile:n}=this.tile.resolveBlock(e,t);return n.isLine()?n:null}coordsForChar(e){let{tile:t,offset:n}=this.tile.resolveBlock(e,1);if(!t.isLine())return null;function r(e,t){if(e.isComposite())for(let n of e.children){if(n.length>=t){let e=r(n,t);if(e)return e}if(t-=n.length,t<0)break}else if(e.isText()&&t<e.length){let n=C(e.text,t);if(n==t)return null;let r=En(e.dom,t,n).getClientRects();for(let e=0;e<r.length;e++){let t=r[e];if(e==r.length-1||t.top<t.bottom&&t.left<t.right)return t}}return null}return r(t,n)}measureVisibleLineHeights(e){let t=[],{from:n,to:r}=e,i=this.view.contentDOM.clientWidth,a=i>Math.max(this.view.scrollDOM.clientWidth,this.minWidth)+1,o=-1,s=this.view.textDirection==z.LTR,c=0,l=(e,u,d)=>{for(let f=0;f<e.children.length&&!(u>r);f++){let r=e.children[f],p=u+r.length,m=r.dom.getBoundingClientRect(),{height:h}=m;if(d&&!f&&(c+=m.top-d.top),r instanceof Rr)p>n&&l(r,u,m);else if(u>=n&&(c>0&&t.push(-c),t.push(h+c),c=0,a)){let e=r.dom.lastChild,t=e?ln(e):[];if(t.length){let e=t[t.length-1],n=s?e.right-m.left:m.right-e.left;n>o&&(o=n,this.minWidth=i,this.minWidthFrom=u,this.minWidthTo=p)}}d&&f==e.children.length-1&&(c+=d.bottom-m.bottom),u=p+r.breakAfter}};return l(this.tile,0,null),t}textDirectionAt(e){let{tile:t}=this.tile.resolveBlock(e,1);return getComputedStyle(t.dom).direction==`rtl`?z.RTL:z.LTR}measureTextSize(){let e=this.tile.blockTiles(e=>{if(e.isLine()&&e.children.length&&e.length<=20){let t=0,n;for(let r of e.children){if(!r.isText()||/[^ -~]/.test(r.text))return;let e=ln(r.dom);if(e.length!=1)return;t+=e[0].width,n=e[0].height}if(t)return{lineHeight:e.dom.getBoundingClientRect().height,charWidth:t/e.length,textHeight:n}}});if(e)return e;let t=document.createElement(`div`),n,r,i;return t.className=`cm-line`,t.style.width=`99999px`,t.style.position=`absolute`,t.textContent=`abc def ghi jkl mno pqr stu`,this.view.observer.ignore(()=>{this.tile.dom.appendChild(t);let e=ln(t.firstChild)[0];n=t.getBoundingClientRect().height,r=e&&e.width?e.width/27:7,i=e&&e.height?e.height:n,t.remove()}),{lineHeight:n,charWidth:r,textHeight:i}}computeBlockGapDeco(){let e=[],t=this.view.viewState;for(let n=0,r=0;;r++){let i=r==t.viewports.length?null:t.viewports[r],a=i?i.from-1:this.view.state.doc.length;if(a>n){let r=(t.lineBlockAt(a).bottom-t.lineBlockAt(n).top)/this.view.scaleY;e.push(R.replace({widget:new yi(r),block:!0,inclusive:!0,isBlockGap:!0}).range(n,a))}if(!i)break;n=i.to+1}return R.set(e)}updateDeco(){let e=1,t=this.view.state.facet(Cr).map(t=>(this.dynamicDecorationMap[e++]=typeof t==`function`)?t(this.view):t),n=!1,r=this.view.state.facet(Tr).map((e,t)=>{let r=typeof e==`function`;return r&&(n=!0),r?e(this.view):e});for(r.length&&(this.dynamicDecorationMap[e++]=n,t.push(F.join(r))),this.decorations=[this.editContextFormatting,...t,this.computeBlockGapDeco(),this.view.viewState.lineGapDeco];e<this.decorations.length;)this.dynamicDecorationMap[e++]=!1;this.blockWrappers=this.view.state.facet(wr).map(e=>typeof e==`function`?e(this.view):e)}scrollIntoView(e){if(e.isSnapshot){let t=this.view.viewState.lineBlockAt(e.range.head);this.view.scrollDOM.scrollTop=t.top-e.yMargin,this.view.scrollDOM.scrollLeft=e.xMargin;return}for(let t of this.view.state.facet(fr))try{if(t(this.view,e.range,e))return!0}catch(e){gr(this.view.state,e,`scroll handler`)}let{range:t}=e,n=this.coordsAt(t.head,t.assoc||(t.head>t.anchor?-1:1)),r;if(!n)return;!t.empty&&(r=this.coordsAt(t.anchor,t.anchor>t.head?-1:1))&&(n={left:Math.min(n.left,r.left),top:Math.min(n.top,r.top),right:Math.max(n.right,r.right),bottom:Math.max(n.bottom,r.bottom)});let i=Ar(this.view),a={left:n.left-i.left,top:n.top-i.top,right:n.right+i.right,bottom:n.bottom+i.bottom},{offsetWidth:o,offsetHeight:s}=this.view.scrollDOM;if(vn(this.view.scrollDOM,a,t.head<t.anchor?-1:1,e.x,e.y,Math.max(Math.min(e.xMargin,o),-o),Math.max(Math.min(e.yMargin,s),-s),this.view.textDirection==z.LTR),window.visualViewport&&window.innerHeight-window.visualViewport.height>1&&(n.top>window.visualViewport.offsetTop+window.visualViewport.height||n.bottom<window.visualViewport.offsetTop)){let e=this.view.docView.lineAt(t.head,1);if(e){let t=xn(e.dom);e.dom.scrollIntoView({block:`nearest`}),Sn(t,!1)}}}lineHasWidget(e){let t=e=>e.isWidget()||e.children.some(t);return t(this.tile.resolveBlock(e,1).tile)}destroy(){ci(this.tile)}};function ci(e,t){let n=t?.get(e);if(n!=1){n??e.destroy();for(let n of e.children)ci(n,t)}}function li(e){return e.node.nodeType==1&&e.node.firstChild&&(e.offset==0||e.node.childNodes[e.offset-1].contentEditable==`false`)&&(e.offset==e.node.childNodes.length||e.node.childNodes[e.offset].contentEditable==`false`)}function ui(e,t){let n=e.observer.selectionRange;if(!n.focusNode)return null;let r=jn(n.focusNode,n.focusOffset),i=Mn(n.focusNode,n.focusOffset),a=r||i;if(i&&r&&i.node!=r.node){let t=H.get(i.node);if(!t||t.isText()&&t.text!=i.node.nodeValue)a=i;else if(e.docView.lastCompositionAfterCursor){let e=H.get(r.node);!e||e.isText()&&e.text!=r.node.nodeValue||(a=i)}}if(e.docView.lastCompositionAfterCursor=a!=r,!a)return null;let o=t-a.offset;return{from:o,to:o+a.node.nodeValue.length,node:a.node}}function di(e,t,n){let r=ui(e,n);if(!r)return null;let{node:i,from:a,to:o}=r,s=i.nodeValue;if(/[\n\r]/.test(s)||e.state.doc.sliceString(r.from,r.to)!=s)return null;let c=t.invertedDesc;return{range:new Mr(c.mapPos(a),c.mapPos(o),a,o),text:i}}function fi(e,t){return e.nodeType==1?(t&&e.childNodes[t-1].contentEditable==`false`?1:0)|(t<e.childNodes.length&&e.childNodes[t].contentEditable==`false`?2:0):0}var pi=class{constructor(){this.changes=[]}compareRange(e,t){rn(e,t,this.changes)}comparePoint(e,t){rn(e,t,this.changes)}boundChange(e){rn(e,e,this.changes)}};function mi(e,t,n){let r=new pi;return F.compare(e,t,n,r),r.changes}var hi=class{constructor(){this.changes=[]}compareRange(e,t){rn(e,t,this.changes)}comparePoint(){}boundChange(e){rn(e,e,this.changes)}};function gi(e,t,n){let r=new hi;return F.compare(e,t,n,r),r.changes}function _i(e,t){for(let n=e;n&&n!=t;n=n.assignedSlot||n.parentNode)if(n.nodeType==1&&n.contentEditable==`false`)return!0;return!1}function vi(e,t){let n=!1;return t&&e.iterChangedRanges((e,r)=>{e<t.to&&r>t.from&&(n=!0)}),n}var yi=class extends Xt{constructor(e){super(),this.height=e}toDOM(){let e=document.createElement(`div`);return e.className=`cm-gap`,this.updateDOM(e),e}eq(e){return e.height==this.height}updateDOM(e){return e.style.height=this.height+`px`,!0}get editable(){return!0}get estimatedHeight(){return this.height}ignoreEvent(){return!1}};function bi(e,t,n=1){let r=e.charCategorizer(t),i=e.doc.lineAt(t),a=t-i.from;if(i.length==0)return A.cursor(t);a==0?n=1:a==i.length&&(n=-1);let o=a,s=a;n<0?o=C(i.text,a,!1):s=C(i.text,a);let c=r(i.text.slice(o,s));for(;o>0;){let e=C(i.text,o,!1);if(r(i.text.slice(e,o))!=c)break;o=e}for(;s<i.length;){let e=C(i.text,s);if(r(i.text.slice(s,e))!=c)break;s=e}return A.undirectionalRange(o+i.from,s+i.from)}function xi(e,t,n,r,i){let a=Math.round((r-t.left)*e.defaultCharacterWidth);if(e.lineWrapping&&n.height>e.defaultLineHeight*1.5){let 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Ai(0,1);if(c>e.viewState.docHeight)return new Ai(e.state.doc.length,-1);if(l=e.elementAtHeight(c),r==null)break;if(l.type==Zt.Text){if(r<0?l.to<e.viewport.from:l.from>e.viewport.to)break;let t=e.docView.coordsAt(r<0?l.from:l.to,r>0?-1:1);if(t&&(r<0?t.top<=c+a:t.bottom>=c+a))break}let t=e.viewState.heightOracle.textHeight/2;c=r>0?l.bottom+t:l.top-t}if(e.viewport.from>=l.to||e.viewport.to<=l.from){if(n)return null;if(l.type==Zt.Text){let t=xi(e,i,l,o,s);return new Ai(t,t==l.from?1:-1)}}if(l.type!=Zt.Text)return c<(l.top+l.bottom)/2?new Ai(l.from,1):new Ai(l.to,-1);let u=e.docView.lineAt(l.from,2);return(!u||u.length!=l.length)&&(u=e.docView.lineAt(l.from,-2)),new Mi(e,o,s,e.textDirectionAt(l.from)).scanTile(u,l.from)}var Mi=class{constructor(e,t,n,r){this.view=e,this.x=t,this.y=n,this.baseDir=r,this.line=null,this.spans=null}bidiSpansAt(e){return(!this.line||this.line.from>e||this.line.to<e)&&(this.line=this.view.state.doc.lineAt(e),this.spans=this.view.bidiSpans(this.line)),this}baseDirAt(e,t){let{line:n,spans:r}=this.bidiSpansAt(e);return r[Un.find(r,e-n.from,-1,t)].level==this.baseDir}dirAt(e,t){let{line:n,spans:r}=this.bidiSpansAt(e);return r[Un.find(r,e-n.from,-1,t)].dir}bidiIn(e,t){let{spans:n,line:r}=this.bidiSpansAt(e);return n.length>1||n.length&&(n[0].level!=this.baseDir||n[0].to+r.from<t)}scan(e,t,n=!1){let r=0,i=e.length-1,a=new Set,o=this.bidiIn(e[0],e[i]),s,c,l=-1,u=1e9,d;search:for(;r<i;){let n=i-r,f=r+i>>1;adjust:if(a.has(f)){for(let e=1;e<n;e++){let t=f+e;if(t>=i&&(t-=n),!a.has(t)){f=t;break adjust}}break search}a.add(f);let p=t(f),m=0;if(p)for(let e=0;e<p.length;e++){let t=p[e];if(!(t.width==0&&p.length>1)){if(t.bottom<this.y)(!s||s.bottom<t.bottom)&&(s=t),m=1;else 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if(t>-1&&(this.bounds=zi(e.docView.tile,t,n,0))){let t=i||a?[]:Wi(e),n=new Pi(t,e);n.readRange(this.bounds.startDOM,this.bounds.endDOM),this.text=n.text,this.newSel=Gi(t,this.bounds.from)}else{let t=e.observer.selectionRange,n=i&&i.node==t.focusNode&&i.offset==t.focusOffset||!sn(e.contentDOM,t.focusNode)?o.main.head:e.docView.posFromDOM(t.focusNode,t.focusOffset),r=a&&a.node==t.anchorNode&&a.offset==t.anchorOffset||!sn(e.contentDOM,t.anchorNode)?o.main.anchor:e.docView.posFromDOM(t.anchorNode,t.anchorOffset),s=e.viewport;if((L.ios||L.chrome)&&n!=r&&Math.min(n,r)<=o.main.from&&Math.max(n,r)>=o.main.to&&(s.from>0||s.to<e.state.doc.length)){let t=Math.min(n,r),i=Math.max(n,r),a=s.from-t,o=s.to-i;(a==0||a==1||t==0)&&(o==0||o==-1||i==e.state.doc.length)&&(n=0,r=e.state.doc.length)}if(e.inputState.composing>-1&&o.ranges.length>1)this.newSel=o.replaceRange(A.range(r,n));else if(e.lineWrapping&&r==n&&!(o.main.empty&&o.main.head==n)&&e.inputState.lastTouchTime>Date.now()-100){let t=e.coordsAtPos(n,-1),r=0;t&&(r=e.inputState.lastTouchY<=t.bottom?-1:1),this.newSel=A.create([A.cursor(n,r)])}else this.newSel=A.single(r,n)}}};function zi(e,t,n,r){if(e.isComposite()){let i=-1,a=-1,o=-1,s=-1;for(let c=0,l=r,u=r;c<e.children.length;c++){let r=e.children[c],d=l+r.length;if(l<t&&d>n)return zi(r,t,n,l);if(d>=t&&i==-1&&(i=c,a=l),l>n&&r.dom.parentNode==e.dom){o=c,s=u;break}u=d,l=d+r.breakAfter}return{from:a,to:s<0?r+e.length:s,startDOM:(i?e.children[i-1].dom.nextSibling:null)||e.dom.firstChild,endDOM:o<e.children.length&&o>=0?e.children[o].dom:null}}return e.isText()?{from:r,to:r+e.length,startDOM:e.dom,endDOM:e.dom.nextSibling}:null}function Bi(e,t){let n,{newSel:r}=t,{state:i}=e,a=i.selection.main,o=e.inputState.lastKeyTime>Date.now()-100?e.inputState.lastKeyCode:-1;if(t.bounds){let{from:e,to:r}=t.bounds,s=a.from,c=null;(o===8||L.android&&t.text.length<r-e)&&(s=a.to,c=`end`);let l=i.doc.sliceString(e,r,Ni),u,d;!a.empty&&a.from>=e&&a.to<=r&&(t.typeOver||l!=t.text)&&l.slice(0,a.from-e)==t.text.slice(0,a.from-e)&&l.slice(a.to-e)==t.text.slice(u=t.text.length-(l.length-(a.to-e)))?n={from:a.from,to:a.to,insert:f.of(t.text.slice(a.from-e,u).split(Ni))}:(d=Ui(l,t.text,s-e,c))&&(L.chrome&&o==13&&d.toB==d.from+2&&t.text.slice(d.from,d.toB)==``&&d.toB--,n={from:e+d.from,to:e+d.toA,insert:f.of(t.text.slice(d.from,d.toB).split(Ni))})}else r&&(!e.hasFocus&&i.facet(_r)||Ki(r,a))&&(r=null);if(!n&&!r)return!1;if((L.mac||L.android)&&n&&n.from==n.to&&n.from==a.head-1&&/^\. ?$/.test(n.insert.toString())&&e.contentDOM.getAttribute(`autocorrect`)==`off`?(r&&n.insert.length==2&&(r=A.single(r.main.anchor-1,r.main.head-1)),n={from:n.from,to:n.to,insert:f.of([n.insert.toString().replace(`.`,` 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n=a.from<t.from?i.sliceDoc(a.from,t.from):``,o=a.to>t.to?i.sliceDoc(t.to,a.to):``;r=i.replaceSelection(e.state.toText(n+t.insert.sliceString(0,void 0,e.state.lineBreak)+o))}else{let o=i.changes(t),s=n&&n.main.to<=o.newLength?n.main:void 0;if(i.selection.ranges.length>1&&(e.inputState.composing>=0||e.inputState.compositionPendingChange)&&t.to<=a.to+10&&t.to>=a.to-10){let c=e.state.sliceDoc(t.from,t.to),l,u=n&&ui(e,n.main.head);if(u){let e=t.insert.length-(t.to-t.from);l={from:u.from,to:u.to-e}}else l=e.state.doc.lineAt(a.head);let d=a.to-t.to;r=i.changeByRange(n=>{if(n.from==a.from&&n.to==a.to)return{changes:o,range:s||n.map(o)};let r=n.to-d,u=r-c.length;if(e.state.sliceDoc(u,r)!=c||r>=l.from&&u<=l.to)return{range:n};let f=i.changes({from:u,to:r,insert:t.insert}),p=n.to-a.to;return{changes:f,range:s?A.range(Math.max(0,s.anchor+p),Math.max(0,s.head+p)):n.map(f)}})}else r={changes:o,selection:s&&i.selection.replaceRange(s)}}let s=`input.type`;return(e.composing||e.inputState.compositionPendingChange&&e.inputState.compositionEndedAt>Date.now()-50)&&(e.inputState.compositionPendingChange=!1,s+=`.compose`,e.inputState.compositionFirstChange&&(s+=`.start`,e.inputState.compositionFirstChange=!1)),i.update(r,{userEvent:s,scrollIntoView:!0})}function Ui(e,t,n,r){let i=Math.min(e.length,t.length),a=0;for(;a<i&&e.charCodeAt(a)==t.charCodeAt(a);)a++;if(a==i&&e.length==t.length)return null;let o=e.length,s=t.length;for(;o>0&&s>0&&e.charCodeAt(o-1)==t.charCodeAt(s-1);)o--,s--;if(r==`end`){let e=Math.max(0,a-Math.min(o,s));n-=o+e-a}if(o<a&&e.length<t.length){let e=n<=a&&n>=o?a-n:0;a-=e,s=a+(s-o),o=a}else if(s<a){let e=n<=a&&n>=s?a-n:0;a-=e,o=a+(o-s),s=a}return{from:a,toA:o,toB:s}}function Wi(e){let t=[];if(e.root.activeElement!=e.contentDOM)return t;let{anchorNode:n,anchorOffset:r,focusNode:i,focusOffset:a}=e.observer.selectionRange;return n&&(t.push(new Li(n,r)),(i!=n||a!=r)&&t.push(new Li(i,a))),t}function 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t={ctrlKey:e.ctrlKey,altKey:e.altKey,metaKey:e.metaKey,shiftKey:e.shiftKey};return t.shiftKey&&L.ios&&!/^(off|none)$/.test(this.view.contentDOM.autocapitalize)&&Ji(this.view.win)&&(t.shiftKey=!1),this.pendingIOSKey={key:e.key,keyCode:e.keyCode,mods:t},setTimeout(()=>this.flushIOSKey(),250),!0}return e.keyCode!=229&&this.view.observer.forceFlush(),!1}flushIOSKey(e){let t=this.pendingIOSKey;return!t||t.key==`Enter`&&e&&e.from<e.to&&/^\S+$/.test(e.insert.toString())?!1:(this.pendingIOSKey=void 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i=e.contentDOM.ownerDocument;i.addEventListener(`mousemove`,this.move=this.move.bind(this)),i.addEventListener(`mouseup`,this.up=this.up.bind(this)),this.extend=t.shiftKey,this.multiple=e.state.facet(P.allowMultipleSelections)&&ia(e,t),this.dragging=oa(e,t)&&ya(t)==1?null:!1}start(e){this.dragging===!1&&this.select(e)}move(e){if(e.buttons==0)return this.destroy();if(this.dragging||this.dragging==null&&na(this.startEvent,e)<10)return;this.select(this.lastEvent=e);let t=0,n=0,r=0,i=0,a=this.view.win.innerWidth,o=this.view.win.innerHeight;this.scrollParents.x&&({left:r,right:a}=this.scrollParents.x.getBoundingClientRect()),this.scrollParents.y&&({top:i,bottom:o}=this.scrollParents.y.getBoundingClientRect());let s=Ar(this.view);e.clientX-s.left<=r+ea?t=-ta(r-e.clientX):e.clientX+s.right>=a-ea&&(t=ta(e.clientX-a)),e.clientY-s.top<=i+ea?n=-ta(i-e.clientY):e.clientY+s.bottom>=o-ea&&(n=ta(e.clientY-o)),this.setScrollSpeed(t,n)}up(e){this.dragging??this.select(this.lastEvent),this.dragging||e.preventDefault(),this.destroy()}destroy(){this.setScrollSpeed(0,0);let 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t=e.inputState;t.lastScrollTop=e.scrollDOM.scrollTop,t.lastScrollLeft=e.scrollDOM.scrollLeft,L.ios&&!t.touchActive&&(t.lastIOSMomentumScroll=Date.now())},la.wheel=la.mousewheel=e=>{e.inputState.lastWheelEvent=Date.now()},ca.keydown=(e,t)=>(e.inputState.setSelectionOrigin(`select`),t.keyCode==27&&e.inputState.tabFocusMode!=0&&(e.inputState.tabFocusMode=Date.now()+2e3),!1),la.touchstart=(e,t)=>{let n=e.inputState,r=t.targetTouches[0];n.touchActive=!0,n.lastTouchTime=Date.now(),r&&(n.lastTouchX=r.clientX,n.lastTouchY=r.clientY),n.setSelectionOrigin(`select.pointer`)},la.touchmove=e=>{e.inputState.setSelectionOrigin(`select.pointer`)},la.touchend=(e,t)=>{e.inputState.touchActive=!1},ca.mousedown=(e,t)=>{if(e.observer.flush(),e.inputState.lastTouchTime>Date.now()-2e3)return!1;let n=null;for(let r of e.state.facet(rr))if(n=r(e,t),n)break;if(!n&&t.button==0&&(n=ba(e,t)),n){let r=!e.hasFocus;e.inputState.startMouseSelection(new ra(e,t,n,r)),r&&e.observer.ignore(()=>{wn(e.contentDOM);let t=e.root.activeElement;t&&!t.contains(e.contentDOM)&&t.blur()});let i=e.inputState.mouseSelection;if(i)return i.start(t),i.dragging===!1}else e.inputState.setSelectionOrigin(`select.pointer`);return!1};function ma(e,t,n,r){if(r==1)return A.cursor(t,n);if(r==2)return bi(e.state,t,n);{let r=e.docView.lineAt(t,n),i=e.state.doc.lineAt(r?r.posAtEnd:t),a=r?r.posAtStart:i.from,o=r?r.posAtEnd:i.to;return o<e.state.doc.length&&o==i.to&&o++,A.undirectionalRange(a,o)}}var ha=L.ie&&L.ie_version<=11,ga=null,_a=0,va=0;function ya(e){if(!ha)return e.detail;let t=ga,n=va;return ga=e,va=Date.now(),_a=!t||n>Date.now()-400&&Math.abs(t.clientX-e.clientX)<2&&Math.abs(t.clientY-e.clientY)<2?(_a+1)%3:1}function ba(e,t){let n=e.posAndSideAtCoords({x:t.clientX,y:t.clientY},!1),r=ya(t),i=e.state.selection;return{update(e){e.docChanged&&(n.pos=e.changes.mapPos(n.pos),i=i.map(e.changes))},get(t,a,o){let s=e.posAndSideAtCoords({x:t.clientX,y:t.clientY},!1),c,l=ma(e,s.pos,s.assoc,r);if(n.pos!=s.pos&&!a){let t=ma(e,n.pos,n.assoc,r),i=Math.min(t.from,l.from),a=Math.max(t.to,l.to);l=i<l.from?A.range(i,a,l.assoc):A.range(a,i,l.assoc)}return a?i.replaceRange(i.main.extend(l.from,l.to,l.assoc)):o&&r==1&&i.ranges.length>1&&(c=xa(i,s.pos))?c:o?i.addRange(l):A.create([l])}}}function xa(e,t){for(let n=0;n<e.ranges.length;n++){let{from:r,to:i}=e.ranges[n];if(r<=t&&i>=t)return A.create(e.ranges.slice(0,n).concat(e.ranges.slice(n+1)),e.mainIndex==n?0:e.mainIndex-+(e.mainIndex>n))}return null}ca.dragstart=(e,t)=>{let{selection:{main:n}}=e.state;if(t.target.draggable){let r=e.docView.tile.nearest(t.target);if(r&&r.isWidget()){let e=r.posAtStart,t=e+r.length;(e>=n.to||t<=n.from)&&(n=A.undirectionalRange(e,t))}}let{inputState:r}=e;return r.mouseSelection&&(r.mouseSelection.dragging=!0),r.draggedContent=n,t.dataTransfer&&(t.dataTransfer.setData(`Text`,fa(e.state,lr,e.state.sliceDoc(n.from,n.to))),t.dataTransfer.effectAllowed=`copyMove`),!1},ca.dragend=e=>(e.inputState.draggedContent=null,!1);function 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n?(pa(e,n.getData(`text/plain`)||n.getData(`text/uri-list`)),!0):(da(e),!1)};function Ca(e,t){let n=e.dom.parentNode;if(!n)return;let r=n.appendChild(document.createElement(`textarea`));r.style.cssText=`position: fixed; left: -10000px; top: 10px`,r.value=t,r.focus(),r.selectionEnd=t.length,r.selectionStart=0,setTimeout(()=>{r.remove(),e.focus()},50)}function wa(e){let t=[],n=[],r=!1;for(let r of e.selection.ranges)r.empty||(t.push(e.sliceDoc(r.from,r.to)),n.push(r));if(!t.length){let i=-1;for(let{from:r}of e.selection.ranges){let a=e.doc.lineAt(r);a.number>i&&(t.push(a.text),n.push({from:a.from,to:Math.min(e.doc.length,a.to+1)})),i=a.number}r=!0}return{text:fa(e,lr,t.join(e.lineBreak)),ranges:n,linewise:r}}var Ta=null;ca.copy=ca.cut=(e,t)=>{if(!cn(e.contentDOM,e.observer.selectionRange))return!1;let{text:n,ranges:r,linewise:i}=wa(e.state);if(!n&&!i)return!1;Ta=i?n:null,t.type==`cut`&&!e.state.readOnly&&e.dispatch({changes:r,scrollIntoView:!0,userEvent:`delete.cut`});let 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t.left<n.innerWidth&&t.right>0&&t.top<n.innerHeight&&t.bottom>0}function Qa(e,t){let n=e.getBoundingClientRect();return{left:0,right:n.right-n.left,top:t,bottom:n.bottom-(n.top+t)}}var $a=class{constructor(e,t,n,r){this.from=e,this.to=t,this.size=n,this.displaySize=r}static same(e,t){if(e.length!=t.length)return!1;for(let n=0;n<e.length;n++){let r=e[n],i=t[n];if(r.from!=i.from||r.to!=i.to||r.size!=i.size)return!1}return!0}draw(e,t){return R.replace({widget:new eo(this.displaySize*(t?e.scaleY:e.scaleX),t)}).range(this.from,this.to)}},eo=class extends Xt{constructor(e,t){super(),this.size=e,this.vertical=t}eq(e){return e.size==this.size&&e.vertical==this.vertical}toDOM(){let e=document.createElement(`div`);return this.vertical?e.style.height=this.size+`px`:(e.style.width=this.size+`px`,e.style.height=`2px`,e.style.display=`inline-block`),e}get estimatedHeight(){return this.vertical?this.size:-1}},to=class{constructor(e,t){this.view=e,this.state=t,this.pixelViewport={left:0,right:window.innerWidth,top:0,bottom:0},this.inView=!0,this.paddingTop=0,this.paddingBottom=0,this.contentDOMWidth=0,this.contentDOMHeight=0,this.editorHeight=0,this.editorWidth=0,this.scaleX=1,this.scaleY=1,this.scrollOffset=0,this.scrolledToBottom=!1,this.scrollAnchorPos=0,this.scrollAnchorHeight=-1,this.scaler=so,this.scrollTarget=null,this.printing=!1,this.mustMeasureContent=!0,this.defaultTextDirection=z.LTR,this.visibleRanges=[],this.mustEnforceCursorAssoc=!1;let n=t.facet(Sr).some(e=>typeof e!=`function`&&e.class==`cm-lineWrapping`);this.heightOracle=new Pa(n),this.stateDeco=co(t),this.heightMap=Ra.empty().applyChanges(this.stateDeco,f.empty,this.heightOracle.setDoc(t.doc),[new Mr(0,0,0,t.doc.length)]);for(let e=0;e<2&&(this.viewport=this.getViewport(0,null),this.updateForViewport());e++);this.updateViewportLines(),this.lineGaps=this.ensureLineGaps([]),this.lineGapDeco=R.set(this.lineGaps.map(e=>e.draw(this,!1))),this.scrollParent=e.scrollDOM,this.computeVisibleRanges()}updateForViewport(){let e=[this.viewport],{main:t}=this.state.selection;for(let n=0;n<=1;n++){let r=n?t.head:t.anchor;if(!e.some(({from:e,to:t})=>r>=e&&r<=t)){let{from:t,to:n}=this.lineBlockAt(r);e.push(new no(t,n))}}return this.viewports=e.sort((e,t)=>e.from-t.from),this.updateScaler()}updateScaler(){let e=this.scaler;return this.scaler=this.heightMap.height<=7e6?so:new lo(this.heightOracle,this.heightMap,this.viewports),e.eq(this.scaler)?0:2}updateViewportLines(){this.viewportLines=[],this.heightMap.forEachLine(this.viewport.from,this.viewport.to,this.heightOracle.setDoc(this.state.doc),0,0,e=>{this.viewportLines.push(uo(e,this.scaler))})}update(e,t=null){this.state=e.state;let n=this.stateDeco;this.stateDeco=co(this.state);let r=e.changedRanges,i=Mr.extendWithRanges(r,Ja(n,this.stateDeco,e?e.changes:ne.empty(this.state.doc.length))),a=this.heightMap.height,o=this.scrolledToBottom?null:this.scrollAnchorAt(this.scrollOffset);Na(),this.heightMap=this.heightMap.applyChanges(this.stateDeco,e.startState.doc,this.heightOracle.setDoc(this.state.doc),i),(this.heightMap.height!=a||Ma)&&(e.flags|=2),o?(this.scrollAnchorPos=e.changes.mapPos(o.from,-1),this.scrollAnchorHeight=o.top):(this.scrollAnchorPos=-1,this.scrollAnchorHeight=a);let s=i.length?this.mapViewport(this.viewport,e.changes):this.viewport;(t&&(t.range.head<s.from||t.range.head>s.to)||!this.viewportIsAppropriate(s))&&(s=this.getViewport(0,t));let c=s.from!=this.viewport.from||s.to!=this.viewport.to;this.viewport=s,e.flags|=this.updateForViewport(),(c||!e.changes.empty||e.flags&2)&&this.updateViewportLines(),(this.lineGaps.length||this.viewport.to-this.viewport.from>4e3)&&this.updateLineGaps(this.ensureLineGaps(this.mapLineGaps(this.lineGaps,e.changes))),e.flags|=this.computeVisibleRanges(e.changes),t&&(this.scrollTarget=t),!this.mustEnforceCursorAssoc&&(e.selectionSet||e.focusChanged)&&e.view.lineWrapping&&e.state.selection.main.empty&&e.state.selection.main.assoc&&!e.state.facet(dr)&&(this.mustEnforceCursorAssoc=!0)}measure(){let{view:e}=this,t=e.contentDOM,n=window.getComputedStyle(t),r=this.heightOracle,i=n.whiteSpace;this.defaultTextDirection=n.direction==`rtl`?z.RTL:z.LTR;let a=this.heightOracle.mustRefreshForWrapping(i)||this.mustMeasureContent===`refresh`,o=t.getBoundingClientRect(),s=a||this.mustMeasureContent||this.contentDOMHeight!=o.height;this.contentDOMHeight=o.height,this.mustMeasureContent=!1;let c=0,l=0;if(o.width&&o.height){let{scaleX:e,scaleY:n}=_n(t,o);(e>.005&&Math.abs(this.scaleX-e)>.005||n>.005&&Math.abs(this.scaleY-n)>.005)&&(this.scaleX=e,this.scaleY=n,c|=16,a=s=!0)}let u=(parseInt(n.paddingTop)||0)*this.scaleY,d=(parseInt(n.paddingBottom)||0)*this.scaleY;(this.paddingTop!=u||this.paddingBottom!=d)&&(this.paddingTop=u,this.paddingBottom=d,c|=18),this.editorWidth!=e.scrollDOM.clientWidth&&(r.lineWrapping&&(s=!0),this.editorWidth=e.scrollDOM.clientWidth,c|=16);let p=yn(this.view.contentDOM,!1).y;p!=this.scrollParent&&(this.scrollParent=p,this.scrollAnchorHeight=-1,this.scrollOffset=0);let m=this.getScrollOffset();this.scrollOffset!=m&&(this.scrollAnchorHeight=-1,this.scrollOffset=m),this.scrolledToBottom=An(this.scrollParent||e.win);let h=(this.printing?Qa:Xa)(t,this.paddingTop),g=h.top-this.pixelViewport.top,_=h.bottom-this.pixelViewport.bottom;this.pixelViewport=h;let v=this.pixelViewport.bottom>this.pixelViewport.top&&this.pixelViewport.right>this.pixelViewport.left;if(v!=this.inView&&(this.inView=v,v&&(s=!0)),!this.inView&&!this.scrollTarget&&!Za(e.dom))return 0;let y=o.width;if((this.contentDOMWidth!=y||this.editorHeight!=e.scrollDOM.clientHeight)&&(this.contentDOMWidth=o.width,this.editorHeight=e.scrollDOM.clientHeight,c|=16),s){let t=e.docView.measureVisibleLineHeights(this.viewport);if(r.mustRefreshForHeights(t)&&(a=!0),a||r.lineWrapping&&Math.abs(y-this.contentDOMWidth)>r.charWidth){let{lineHeight:n,charWidth:o,textHeight:s}=e.docView.measureTextSize();a=n>0&&r.refresh(i,n,o,s,Math.max(5,y/o),t),a&&(e.docView.minWidth=0,c|=16)}g>0&&_>0?l=Math.max(g,_):g<0&&_<0&&(l=Math.min(g,_)),Na();for(let n of this.viewports){let i=n.from==this.viewport.from?t:e.docView.measureVisibleLineHeights(n);this.heightMap=(a?Ra.empty().applyChanges(this.stateDeco,f.empty,this.heightOracle,[new Mr(0,0,0,e.state.doc.length)]):this.heightMap).updateHeight(r,0,a,new Fa(n.from,i))}Ma&&(c|=2)}let b=!this.viewportIsAppropriate(this.viewport,l)||this.scrollTarget&&(this.scrollTarget.range.head<this.viewport.from||this.scrollTarget.range.head>this.viewport.to);return b&&(c&2&&(c|=this.updateScaler()),this.viewport=this.getViewport(l,this.scrollTarget),c|=this.updateForViewport()),(c&2||b)&&this.updateViewportLines(),(this.lineGaps.length||this.viewport.to-this.viewport.from>4e3)&&this.updateLineGaps(this.ensureLineGaps(a?[]:this.lineGaps,e)),c|=this.computeVisibleRanges(),this.mustEnforceCursorAssoc&&(this.mustEnforceCursorAssoc=!1,e.docView.enforceCursorAssoc()),c}get visibleTop(){return this.scaler.fromDOM(this.pixelViewport.top)}get visibleBottom(){return this.scaler.fromDOM(this.pixelViewport.bottom)}getViewport(e,t){let n=.5-Math.max(-.5,Math.min(.5,e/1e3/2)),r=this.heightMap,i=this.heightOracle,{visibleTop:a,visibleBottom:o}=this,s=new no(r.lineAt(a-n*1e3,U.ByHeight,i,0,0).from,r.lineAt(o+(1-n)*1e3,U.ByHeight,i,0,0).to);if(t){let{head:e}=t.range;if(e<s.from||e>s.to){let n=Math.min(this.editorHeight,this.pixelViewport.bottom-this.pixelViewport.top),a=r.lineAt(e,U.ByPos,i,0,0),o;o=t.y==`center`?(a.top+a.bottom)/2-n/2:t.y==`start`||t.y==`nearest`&&e<s.from?a.top:a.bottom-n,s=new no(r.lineAt(o-500,U.ByHeight,i,0,0).from,r.lineAt(o+n+500,U.ByHeight,i,0,0).to)}}return s}mapViewport(e,t){let n=t.mapPos(e.from,-1),r=t.mapPos(e.to,1);return new no(this.heightMap.lineAt(n,U.ByPos,this.heightOracle,0,0).from,this.heightMap.lineAt(r,U.ByPos,this.heightOracle,0,0).to)}viewportIsAppropriate({from:e,to:t},n=0){if(!this.inView)return!0;let{top:r}=this.heightMap.lineAt(e,U.ByPos,this.heightOracle,0,0),{bottom:i}=this.heightMap.lineAt(t,U.ByPos,this.heightOracle,0,0),{visibleTop:a,visibleBottom:o}=this;return(e==0||r<=a-Math.max(10,Math.min(-n,250)))&&(t==this.state.doc.length||i>=o+Math.max(10,Math.min(n,250)))&&r>a-2e3&&i<o+2e3}mapLineGaps(e,t){if(!e.length||t.empty)return e;let n=[];for(let r of e)t.touchesRange(r.from,r.to)||n.push(new $a(t.mapPos(r.from),t.mapPos(r.to),r.size,r.displaySize));return n}ensureLineGaps(e,t){let n=this.heightOracle.lineWrapping,r=n?1e4:2e3,i=r>>1,a=r<<1;if(this.defaultTextDirection!=z.LTR&&!n)return[];let o=[],s=(r,a,c,l)=>{if(a-r<i)return;let u=this.state.selection.main,d=[u.from];u.empty||d.push(u.to);for(let e of d)if(e>r&&e<a){s(r,e-10,c,l),s(e+10,a,c,l);return}let f=oo(e,e=>e.from>=c.from&&e.to<=c.to&&Math.abs(e.from-r)<i&&Math.abs(e.to-a)<i&&!d.some(t=>e.from<t&&e.to>t));if(!f){if(a<c.to&&t&&n&&t.visibleRanges.some(e=>e.from<=a&&e.to>=a)){let e=t.moveToLineBoundary(A.cursor(a),!1,!0).head;e>r&&(a=e)}let e=this.gapSize(c,r,a,l);f=new $a(r,a,e,n||e<2e6?e:2e6)}o.push(f)},c=t=>{if(t.length<a||t.type!=Zt.Text)return;let i=ro(t.from,t.to,this.stateDeco);if(i.total<a)return;let o=this.scrollTarget?this.scrollTarget.range.head:null,c,l;if(n){let e=r/this.heightOracle.lineLength*this.heightOracle.lineHeight,n,a;if(o!=null){let r=ao(i,o),s=((this.visibleBottom-this.visibleTop)/2+e)/t.height;n=r-s,a=r+s}else n=(this.visibleTop-t.top-e)/t.height,a=(this.visibleBottom-t.top+e)/t.height;c=io(i,n),l=io(i,a)}else{let n=i.total*this.heightOracle.charWidth,a=r*this.heightOracle.charWidth,s=0;if(n>2e6)for(let n of e)n.from>=t.from&&n.from<t.to&&n.size!=n.displaySize&&n.from*this.heightOracle.charWidth+s<this.pixelViewport.left&&(s=n.size-n.displaySize);let u=this.pixelViewport.left+s,d=this.pixelViewport.right+s,f,p;if(o!=null){let e=ao(i,o),t=((d-u)/2+a)/n;f=e-t,p=e+t}else f=(u-a)/n,p=(d+a)/n;c=io(i,f),l=io(i,p)}c>t.from&&s(t.from,c,t,i),l<t.to&&s(l,t.to,t,i)};for(let e of this.viewportLines)Array.isArray(e.type)?e.type.forEach(c):c(e);return o}gapSize(e,t,n,r){let i=ao(r,n)-ao(r,t);return this.heightOracle.lineWrapping?e.height*i:r.total*this.heightOracle.charWidth*i}updateLineGaps(e){$a.same(e,this.lineGaps)||(this.lineGaps=e,this.lineGapDeco=R.set(e.map(e=>e.draw(this,this.heightOracle.lineWrapping))))}computeVisibleRanges(e){let t=this.stateDeco;this.lineGaps.length&&(t=t.concat(this.lineGapDeco));let n=[];F.spans(t,this.viewport.from,this.viewport.to,{span(e,t){n.push({from:e,to:t})},point(){}},20);let r=0;if(n.length!=this.visibleRanges.length)r=12;else for(let t=0;t<n.length&&!(r&8);t++){let i=this.visibleRanges[t],a=n[t];(i.from!=a.from||i.to!=a.to)&&(r|=4,e&&e.mapPos(i.from,-1)==a.from&&e.mapPos(i.to,1)==a.to||(r|=8))}return this.visibleRanges=n,r}lineBlockAt(e){return e>=this.viewport.from&&e<=this.viewport.to&&this.viewportLines.find(t=>t.from<=e&&t.to>=e)||uo(this.heightMap.lineAt(e,U.ByPos,this.heightOracle,0,0),this.scaler)}lineBlockAtHeight(e){return e>=this.viewportLines[0].top&&e<=this.viewportLines[this.viewportLines.length-1].bottom&&this.viewportLines.find(t=>t.top<=e&&t.bottom>=e)||uo(this.heightMap.lineAt(this.scaler.fromDOM(e),U.ByHeight,this.heightOracle,0,0),this.scaler)}getScrollOffset(){return(this.scrollParent==this.view.scrollDOM?this.scrollParent.scrollTop:(this.scrollParent?this.scrollParent.getBoundingClientRect().top:0)-this.view.contentDOM.getBoundingClientRect().top)*this.scaleY}scrollAnchorAt(e){let t=this.lineBlockAtHeight(e+8);return t.from>=this.viewport.from||this.viewportLines[0].top-e>200?t:this.viewportLines[0]}elementAtHeight(e){return uo(this.heightMap.blockAt(this.scaler.fromDOM(e),this.heightOracle,0,0),this.scaler)}get docHeight(){return this.scaler.toDOM(this.heightMap.height)}get contentHeight(){return this.docHeight+this.paddingTop+this.paddingBottom}},no=class{constructor(e,t){this.from=e,this.to=t}};function ro(e,t,n){let r=[],i=e,a=0;return F.spans(n,e,t,{span(){},point(e,t){e>i&&(r.push({from:i,to:e}),a+=e-i),i=t}},20),i<t&&(r.push({from:i,to:t}),a+=t-i),{total:a,ranges:r}}function io({total:e,ranges:t},n){if(n<=0)return t[0].from;if(n>=1)return t[t.length-1].to;let r=Math.floor(e*n);for(let e=0;;e++){let{from:n,to:i}=t[e],a=i-n;if(r<=a)return n+r;r-=a}}function ao(e,t){let n=0;for(let{from:r,to:i}of e.ranges){if(t<=i){n+=t-r;break}n+=i-r}return n/e.total}function oo(e,t){for(let n of e)if(t(n))return n}var so={toDOM(e){return e},fromDOM(e){return e},scale:1,eq(e){return e==this}};function co(e){let t=e.facet(Cr).filter(e=>typeof e!=`function`),n=e.facet(Tr).filter(e=>typeof e!=`function`);return n.length&&t.push(F.join(n)),t}var lo=class e{constructor(e,t,n){let r=0,i=0,a=0;this.viewports=n.map(({from:n,to:i})=>{let a=t.lineAt(n,U.ByPos,e,0,0).top,o=t.lineAt(i,U.ByPos,e,0,0).bottom;return r+=o-a,{from:n,to:i,top:a,bottom:o,domTop:0,domBottom:0}}),this.scale=(7e6-r)/(t.height-r);for(let e of this.viewports)e.domTop=a+(e.top-i)*this.scale,a=e.domBottom=e.domTop+(e.bottom-e.top),i=e.bottom}toDOM(e){for(let t=0,n=0,r=0;;t++){let i=t<this.viewports.length?this.viewports[t]:null;if(!i||e<i.top)return r+(e-n)*this.scale;if(e<=i.bottom)return i.domTop+(e-i.top);n=i.bottom,r=i.domBottom}}fromDOM(e){for(let t=0,n=0,r=0;;t++){let i=t<this.viewports.length?this.viewports[t]:null;if(!i||e<i.domTop)return n+(e-r)/this.scale;if(e<=i.domBottom)return i.top+(e-i.domTop);n=i.bottom,r=i.domBottom}}eq(t){return t instanceof e&&this.scale==t.scale&&this.viewports.length==t.viewports.length&&this.viewports.every((e,n)=>e.from==t.viewports[n].from&&e.to==t.viewports[n].to)}};function uo(e,t){if(t.scale==1)return e;let n=t.toDOM(e.top),r=t.toDOM(e.bottom);return new Ia(e.from,e.length,n,r-n,Array.isArray(e._content)?e._content.map(e=>uo(e,t)):e._content)}var fo=j.define({combine:e=>e.join(` `)}),po=j.define({combine:e=>e.indexOf(!0)>-1}),mo=St.newName(),ho=St.newName(),go=St.newName(),_o={"&light":`.`+ho,"&dark":`.`+go};function vo(e,t,n){return new St(t,{finish(t){return/&/.test(t)?t.replace(/&\w*/,t=>{if(t==`&`)return e;if(!n||!n[t])throw RangeError(`Unsupported selector: ${t}`);return n[t]}):e+` `+t}})}var yo=vo(`.`+mo,{"&":{position:`relative !important`,boxSizing:`border-box`,"&.cm-focused":{outline:`1px dotted #212121`},display:`flex !important`,flexDirection:`column`},".cm-scroller":{display:`flex !important`,alignItems:`flex-start !important`,fontFamily:`monospace`,lineHeight:1.4,height:`100%`,overflowX:`auto`,position:`relative`,zIndex:0,overflowAnchor:`none`},".cm-content":{margin:0,flexGrow:2,flexShrink:0,display:`block`,whiteSpace:`pre`,wordWrap:`normal`,boxSizing:`border-box`,minHeight:`100%`,padding:`4px 0`,outline:`none`,"&[contenteditable=true]":{WebkitUserModify:`read-write-plaintext-only`}},".cm-lineWrapping":{whiteSpace_fallback:`pre-wrap`,whiteSpace:`break-spaces`,wordBreak:`break-word`,overflowWrap:`anywhere`,flexShrink:1},"&light .cm-content":{caretColor:`black`},"&dark .cm-content":{caretColor:`white`},".cm-line":{display:`block`,padding:`0 2px 0 6px`},".cm-layer":{userSelect:`none`,position:`absolute`,left:0,top:0,contain:`size style`,"& > *":{position:`absolute`}},"&light .cm-selectionBackground":{background:`#d9d9d9`},"&dark .cm-selectionBackground":{background:`#222`},"&light.cm-focused > .cm-scroller > .cm-selectionLayer .cm-selectionBackground":{background:`#d7d4f0`},"&dark.cm-focused > .cm-scroller > .cm-selectionLayer .cm-selectionBackground":{background:`#233`},".cm-cursorLayer":{pointerEvents:`none`},"&.cm-focused > .cm-scroller > .cm-cursorLayer":{animation:`steps(1) cm-blink 1.2s infinite`},"@keyframes cm-blink":{"0%":{},"50%":{opacity:0},"100%":{}},"@keyframes cm-blink2":{"0%":{},"50%":{opacity:0},"100%":{}},".cm-cursor, .cm-dropCursor":{borderLeft:`1.2px solid black`,marginLeft:`-0.6px`,pointerEvents:`none`},".cm-cursor":{display:`none`},"&dark .cm-cursor":{borderLeftColor:`#ddd`},".cm-selectionHandle":{backgroundColor:`currentColor`,width:`1.5px`},".cm-selectionHandle-start::before, .cm-selectionHandle-end::before":{content:`""`,backgroundColor:`inherit`,borderRadius:`50%`,width:`8px`,height:`8px`,position:`absolute`,left:`-3.25px`},".cm-selectionHandle-start::before":{top:`-8px`},".cm-selectionHandle-end::before":{bottom:`-8px`},".cm-dropCursor":{position:`absolute`},"&.cm-focused > .cm-scroller > .cm-cursorLayer .cm-cursor":{display:`block`},".cm-iso":{unicodeBidi:`isolate`},".cm-announced":{position:`fixed`,top:`-10000px`},"@media print":{".cm-announced":{display:`none`}},"&light .cm-activeLine":{backgroundColor:`#cceeff44`},"&dark .cm-activeLine":{backgroundColor:`#99eeff33`},"&light .cm-specialChar":{color:`red`},"&dark .cm-specialChar":{color:`#f78`},".cm-gutters":{flexShrink:0,display:`flex`,height:`100%`,boxSizing:`border-box`,zIndex:200},".cm-gutters-before":{insetInlineStart:0},".cm-gutters-after":{insetInlineEnd:0},"&light .cm-gutters":{backgroundColor:`#f5f5f5`,color:`#6c6c6c`,border:`0px solid #ddd`,"&.cm-gutters-before":{borderRightWidth:`1px`},"&.cm-gutters-after":{borderLeftWidth:`1px`}},"&dark .cm-gutters":{backgroundColor:`#333338`,color:`#ccc`},".cm-gutter":{display:`flex !important`,flexDirection:`column`,flexShrink:0,boxSizing:`border-box`,minHeight:`100%`,overflow:`hidden`},".cm-gutterElement":{boxSizing:`border-box`},".cm-lineNumbers .cm-gutterElement":{padding:`0 3px 0 5px`,minWidth:`20px`,textAlign:`right`,whiteSpace:`nowrap`},"&light .cm-activeLineGutter":{backgroundColor:`#e2f2ff`},"&dark .cm-activeLineGutter":{backgroundColor:`#222227`},".cm-panels":{boxSizing:`border-box`,position:`sticky`,left:0,right:0,zIndex:300},"&light .cm-panels":{backgroundColor:`#f5f5f5`,color:`black`},".cm-panels-top":{top:`0`},".cm-panels-bottom":{bottom:`0`},"&light .cm-panels-top":{borderBottom:`1px solid #ddd`},"&light .cm-panels-bottom":{borderTop:`1px solid #ddd`},"&dark .cm-panels":{backgroundColor:`#333338`,color:`white`},".cm-dialog":{padding:`2px 19px 4px 6px`,position:`relative`,"& label":{fontSize:`80%`}},".cm-dialog-close":{position:`absolute`,top:`3px`,right:`4px`,backgroundColor:`inherit`,border:`none`,font:`inherit`,fontSize:`14px`,padding:`0`},".cm-tab":{display:`inline-block`,overflow:`hidden`,verticalAlign:`bottom`},".cm-widgetBuffer":{verticalAlign:`text-top`,height:`1em`,width:0,display:`inline`},".cm-placeholder":{color:`#888`,display:`inline-block`,verticalAlign:`top`,userSelect:`none`},".cm-highlightSpace":{backgroundImage:`radial-gradient(circle at 50% 55%, #aaa 20%, transparent 5%)`,backgroundPosition:`center`},".cm-highlightTab":{backgroundImage:`url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="200" height="20"><path stroke="%23888" stroke-width="1" fill="none" d="M1 10H196L190 5M190 15L196 10M197 4L197 16"/></svg>')`,backgroundSize:`auto 100%`,backgroundPosition:`right 90%`,backgroundRepeat:`no-repeat`},".cm-trailingSpace":{backgroundColor:`#ff332255`},".cm-button":{verticalAlign:`middle`,color:`inherit`,fontSize:`70%`,padding:`.2em 1em`,borderRadius:`1px`},"&light .cm-button":{backgroundImage:`linear-gradient(#eff1f5, #d9d9df)`,border:`1px solid #888`,"&:active":{backgroundImage:`linear-gradient(#b4b4b4, #d0d3d6)`}},"&dark .cm-button":{backgroundImage:`linear-gradient(#393939, #111)`,border:`1px solid #888`,"&:active":{backgroundImage:`linear-gradient(#111, #333)`}},".cm-textfield":{verticalAlign:`middle`,color:`inherit`,fontSize:`70%`,border:`1px solid silver`,padding:`.2em .5em`},"&light .cm-textfield":{backgroundColor:`white`},"&dark .cm-textfield":{border:`1px solid #555`,backgroundColor:`inherit`}},_o),bo={childList:!0,characterData:!0,subtree:!0,attributes:!0,characterDataOldValue:!0},xo=L.ie&&L.ie_version<=11,So=class{constructor(e){this.view=e,this.active=!1,this.editContext=null,this.selectionRange=new bn,this.selectionChanged=!1,this.delayedFlush=-1,this.resizeTimeout=-1,this.queue=[],this.delayedAndroidKey=null,this.flushingAndroidKey=-1,this.lastChange=0,this.scrollTargets=[],this.intersection=null,this.resizeScroll=null,this.intersecting=!1,this.gapIntersection=null,this.gaps=[],this.printQuery=null,this.parentCheck=-1,this.dom=e.contentDOM,this.observer=new MutationObserver(t=>{for(let e of t)this.queue.push(e);(L.ie&&L.ie_version<=11||L.ios&&e.composing)&&t.some(e=>e.type==`childList`&&e.removedNodes.length||e.type==`characterData`&&e.oldValue.length>e.target.nodeValue.length)?this.flushSoon():this.flush()}),window.EditContext&&L.android&&e.constructor.EDIT_CONTEXT!==!1&&!(L.chrome&&L.chrome_version<126)&&(this.editContext=new Eo(e),e.state.facet(_r)&&(e.contentDOM.editContext=this.editContext.editContext)),xo&&(this.onCharData=e=>{this.queue.push({target:e.target,type:`characterData`,oldValue:e.prevValue}),this.flushSoon()}),this.onSelectionChange=this.onSelectionChange.bind(this),this.onResize=this.onResize.bind(this),this.onPrint=this.onPrint.bind(this),this.onScroll=this.onScroll.bind(this),window.matchMedia&&(this.printQuery=window.matchMedia(`print`)),typeof ResizeObserver==`function`&&(this.resizeScroll=new ResizeObserver(()=>{this.view.docView?.lastUpdate<Date.now()-75&&this.onResize()}),this.resizeScroll.observe(e.scrollDOM)),this.addWindowListeners(this.win=e.win),this.start(),typeof IntersectionObserver==`function`&&(this.intersection=new IntersectionObserver(e=>{this.parentCheck<0&&(this.parentCheck=setTimeout(this.listenForScroll.bind(this),1e3)),e.length>0&&e[e.length-1].intersectionRatio>0!=this.intersecting&&(this.intersecting=!this.intersecting,this.intersecting!=this.view.inView&&this.onScrollChanged(document.createEvent(`Event`)))},{threshold:[0,.001]}),this.intersection.observe(this.dom),this.gapIntersection=new 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t=this.selectionChanged;if(!this.readSelectionRange()||this.delayedAndroidKey)return;let{view:n}=this,r=this.selectionRange;if(n.state.facet(_r)?n.root.activeElement!=this.dom:!cn(this.dom,r))return;let i=r.anchorNode&&n.docView.tile.nearest(r.anchorNode);if(i&&i.isWidget()&&i.widget.ignoreEvent(e)){t||(this.selectionChanged=!1);return}(L.ie&&L.ie_version<=11||L.android&&L.chrome)&&!n.state.selection.main.empty&&r.focusNode&&un(r.focusNode,r.focusOffset,r.anchorNode,r.anchorOffset)?this.flushSoon():this.flush(!1)}readSelectionRange(){let{view:e}=this,t=on(e.root);if(!t)return!1;let n=L.safari&&e.root.nodeType==11&&e.root.activeElement==this.dom&&To(this.view,t)||t;if(!n||this.selectionRange.eq(n))return!1;let r=cn(this.dom,n);return r&&!this.selectionChanged&&e.inputState.lastFocusTime>Date.now()-200&&e.inputState.lastTouchTime<Date.now()-300&&kn(this.dom,n)?(this.view.inputState.lastFocusTime=0,e.docView.updateSelection(),!1):(this.selectionRange.setRange(n),r&&(this.selectionChanged=!0),!0)}setSelectionRange(e,t){this.selectionRange.set(e.node,e.offset,t.node,t.offset),this.selectionChanged=!1}clearSelectionRange(){this.selectionRange.set(null,0,null,0)}listenForScroll(){this.parentCheck=-1;let e=0,t=null;for(let n=this.dom;n;)if(n.nodeType==1)!t&&e<this.scrollTargets.length&&this.scrollTargets[e]==n?e++:t||=this.scrollTargets.slice(0,e),t&&t.push(n),n=n.assignedSlot||n.parentNode;else if(n.nodeType==11)n=n.host;else break;if(e<this.scrollTargets.length&&!t&&(t=this.scrollTargets.slice(0,e)),t){for(let e of this.scrollTargets)e.removeEventListener(`scroll`,this.onScroll);for(let e of this.scrollTargets=t)e.addEventListener(`scroll`,this.onScroll)}}ignore(e){if(!this.active)return e();try{return this.stop(),e()}finally{this.start(),this.clear()}}start(){this.active||=(this.observer.observe(this.dom,bo),xo&&this.dom.addEventListener(`DOMCharacterDataModified`,this.onCharData),!0)}stop(){this.active&&(this.active=!1,this.observer.disconnect(),xo&&this.dom.removeEventListener(`DOMCharacterDataModified`,this.onCharData))}clear(){this.processRecords(),this.queue.length=0,this.selectionChanged=!1}delayAndroidKey(e,t){if(!this.delayedAndroidKey){let e=()=>{let e=this.delayedAndroidKey;e&&(this.clearDelayedAndroidKey(),this.view.inputState.lastKeyCode=e.keyCode,this.view.inputState.lastKeyTime=Date.now(),!this.flush()&&e.force&&Dn(this.dom,e.key,e.keyCode))};this.flushingAndroidKey=this.view.win.requestAnimationFrame(e)}(!this.delayedAndroidKey||e==`Enter`)&&(this.delayedAndroidKey={key:e,keyCode:t,force:this.lastChange<Date.now()-50||!!this.delayedAndroidKey?.force})}clearDelayedAndroidKey(){this.win.cancelAnimationFrame(this.flushingAndroidKey),this.delayedAndroidKey=null,this.flushingAndroidKey=-1}flushSoon(){this.delayedFlush<0&&(this.delayedFlush=this.view.win.requestAnimationFrame(()=>{this.delayedFlush=-1,this.flush()}))}forceFlush(){this.delayedFlush>=0&&(this.view.win.cancelAnimationFrame(this.delayedFlush),this.delayedFlush=-1),this.flush()}pendingRecords(){for(let e of this.observer.takeRecords())this.queue.push(e);return this.queue}processRecords(){let e=this.pendingRecords();e.length&&(this.queue=[]);let t=-1,n=-1,r=!1;for(let i of e){let e=this.readMutation(i);e&&(e.typeOver&&(r=!0),t==-1?{from:t,to:n}=e:(t=Math.min(e.from,t),n=Math.max(e.to,n)))}return{from:t,to:n,typeOver:r}}readChange(){let{from:e,to:t,typeOver:n}=this.processRecords(),r=this.selectionChanged&&cn(this.dom,this.selectionRange);if(e<0&&!r)return null;e>-1&&(this.lastChange=Date.now()),this.view.inputState.lastFocusTime=0,this.selectionChanged=!1;let i=new Ri(this.view,e,t,n);return this.view.docView.domChanged={newSel:i.newSel?i.newSel.main:null},i}flush(e=!0){if(this.delayedFlush>=0||this.delayedAndroidKey)return!1;e&&this.readSelectionRange();let t=this.readChange();if(!t)return this.view.requestMeasure(),!1;let n=this.view.state,r=Bi(this.view,t);return this.view.state==n&&(t.domChanged||t.newSel&&!Ki(this.view.state.selection,t.newSel.main))&&this.view.update([]),r}readMutation(e){let t=this.view.docView.tile.nearest(e.target);if(!t||t.isWidget())return null;if(t.markDirty(e.type==`attributes`),e.type==`childList`){let n=Co(t,e.previousSibling||e.target.previousSibling,-1),r=Co(t,e.nextSibling||e.target.nextSibling,1);return{from:n?t.posAfter(n):t.posAtStart,to:r?t.posBefore(r):t.posAtEnd,typeOver:!1}}return e.type==`characterData`?{from:t.posAtStart,to:t.posAtEnd,typeOver:e.target.nodeValue==e.oldValue}:null}setWindow(e){e!=this.win&&(this.removeWindowListeners(this.win),this.win=e,this.addWindowListeners(this.win))}addWindowListeners(e){e.addEventListener(`resize`,this.onResize),this.printQuery?this.printQuery.addEventListener?this.printQuery.addEventListener(`change`,this.onPrint):this.printQuery.addListener(this.onPrint):e.addEventListener(`beforeprint`,this.onPrint),e.addEventListener(`scroll`,this.onScroll),e.document.addEventListener(`selectionchange`,this.onSelectionChange)}removeWindowListeners(e){e.removeEventListener(`scroll`,this.onScroll),e.removeEventListener(`resize`,this.onResize),this.printQuery?this.printQuery.removeEventListener?this.printQuery.removeEventListener(`change`,this.onPrint):this.printQuery.removeListener(this.onPrint):e.removeEventListener(`beforeprint`,this.onPrint),e.document.removeEventListener(`selectionchange`,this.onSelectionChange)}update(e){this.editContext&&(this.editContext.update(e),e.startState.facet(_r)!=e.state.facet(_r)&&(e.view.contentDOM.editContext=e.state.facet(_r)?this.editContext.editContext:null))}destroy(){var e,t,n;this.stop(),(e=this.intersection)==null||e.disconnect(),(t=this.gapIntersection)==null||t.disconnect(),(n=this.resizeScroll)==null||n.disconnect();for(let e of this.scrollTargets)e.removeEventListener(`scroll`,this.onScroll);this.removeWindowListeners(this.win),clearTimeout(this.parentCheck),clearTimeout(this.resizeTimeout),this.win.cancelAnimationFrame(this.delayedFlush),this.win.cancelAnimationFrame(this.flushingAndroidKey),this.editContext&&(this.view.contentDOM.editContext=null,this.editContext.destroy())}};function Co(e,t,n){for(;t;){let r=H.get(t);if(r&&r.parent==e)return r;let i=t.parentNode;t=i==e.dom?n>0?t.nextSibling:t.previousSibling:i}return null}function wo(e,t){let n=t.startContainer,r=t.startOffset,i=t.endContainer,a=t.endOffset,o=e.docView.domAtPos(e.state.selection.main.anchor,1);return un(o.node,o.offset,i,a)&&([n,r,i,a]=[i,a,n,r]),{anchorNode:n,anchorOffset:r,focusNode:i,focusOffset:a}}function To(e,t){if(t.getComposedRanges){let n=t.getComposedRanges(e.root)[0];if(n)return wo(e,n)}let n=null;function r(e){e.preventDefault(),e.stopImmediatePropagation(),n=e.getTargetRanges()[0]}return e.contentDOM.addEventListener(`beforeinput`,r,!0),e.dom.ownerDocument.execCommand(`indent`),e.contentDOM.removeEventListener(`beforeinput`,r,!0),n?wo(e,n):null}var Eo=class{constructor(e){this.from=0,this.to=0,this.pendingContextChange=null,this.handlers=Object.create(null),this.composing=null,this.resetRange(e.state);let t=this.editContext=new window.EditContext({text:e.state.doc.sliceString(this.from,this.to),selectionStart:this.toContextPos(Math.max(this.from,Math.min(this.to,e.state.selection.main.anchor))),selectionEnd:this.toContextPos(e.state.selection.main.head)});this.handlers.textupdate=n=>{let r=e.state.selection.main,{anchor:i,head:a}=r,o=this.toEditorPos(n.updateRangeStart),s=this.toEditorPos(n.updateRangeEnd);e.inputState.composing>=0&&!this.composing&&(this.composing={contextBase:n.updateRangeStart,editorBase:o,drifted:!1});let c=s-o>n.text.length;o==this.from&&i<this.from?o=i:s==this.to&&i>this.to&&(s=i);let l=Ui(e.state.sliceDoc(o,s),n.text,(c?r.from:r.to)-o,c?`end`:null);if(!l){let t=A.single(this.toEditorPos(n.selectionStart),this.toEditorPos(n.selectionEnd));Ki(t,r)||e.dispatch({selection:t,userEvent:`select`});return}let u={from:l.from+o,to:l.toA+o,insert:f.of(n.text.slice(l.from,l.toB).split(`10+`))};if((L.mac||L.android)&&u.from==a-1&&/^\. ?$/.test(n.text)&&e.contentDOM.getAttribute(`autocorrect`)==`off`&&(u={from:o,to:s,insert:f.of([n.text.replace(`.`,` `)])}),this.pendingContextChange=u,!e.state.readOnly){let t=this.to-this.from+(u.to-u.from+u.insert.length);Vi(e,u,A.single(this.toEditorPos(n.selectionStart,t),this.toEditorPos(n.selectionEnd,t)))}this.pendingContextChange&&(this.revertPending(e.state),this.setSelection(e.state)),u.from<u.to&&!u.insert.length&&e.inputState.composing>=0&&!/[\\p{Alphabetic}\\p{Number}_]/.test(t.text.slice(Math.max(0,n.updateRangeStart-1),Math.min(t.text.length,n.updateRangeStart+1)))&&this.handlers.compositionend(n)},this.handlers.characterboundsupdate=n=>{let r=[],i=null;for(let t=this.toEditorPos(n.rangeStart),a=this.toEditorPos(n.rangeEnd);t<a;t++){let n=e.coordsForChar(t);i=n&&new DOMRect(n.left,n.top,n.right-n.left,n.bottom-n.top)||i||new DOMRect,r.push(i)}t.updateCharacterBounds(n.rangeStart,r)},this.handlers.textformatupdate=t=>{let n=[];for(let e of t.getTextFormats()){let t=e.underlineStyle,r=e.underlineThickness;if(!/none/i.test(t)&&!/none/i.test(r)){let i=this.toEditorPos(e.rangeStart),a=this.toEditorPos(e.rangeEnd);if(i<a){let e=`text-decoration: underline ${/^[a-z]/.test(t)?t+` `:t==`Dashed`?`dashed `:t==`Squiggle`?`wavy `:``}${/thin/i.test(r)?1:2}px`;n.push(R.mark({attributes:{style:e}}).range(i,a))}}}e.dispatch({effects:hr.of(R.set(n))})},this.handlers.compositionstart=()=>{e.inputState.composing<0&&(e.inputState.composing=0,e.inputState.compositionFirstChange=!0)},this.handlers.compositionend=()=>{if(e.inputState.composing=-1,e.inputState.compositionFirstChange=null,this.composing){let{drifted:t}=this.composing;this.composing=null,t&&this.reset(e.state)}};for(let e in this.handlers)t.addEventListener(e,this.handlers[e]);this.measureReq={read:e=>{let t=on(e.root);t&&t.rangeCount&&this.editContext.updateSelectionBounds(t.getRangeAt(0).getBoundingClientRect())}}}applyEdits(e){let t=0,n=!1,r=this.pendingContextChange;return e.changes.iterChanges((i,a,o,s,c)=>{if(n)return;let l=c.length-(a-i);if(r&&a>=r.to){if(r.from==i&&r.to==a&&r.insert.eq(c)){r=this.pendingContextChange=null,t+=l,this.to+=l;return}r=null,this.revertPending(e.state)}if(i+=t,a+=t,a<=this.from)this.from+=l,this.to+=l;else if(i<this.to){if(i<this.from||a>this.to||this.to-this.from+c.length>3e4){n=!0;return}this.editContext.updateText(this.toContextPos(i),this.toContextPos(a),c.toString()),this.to+=l}t+=l}),r&&!n&&this.revertPending(e.state),!n}update(e){let t=this.pendingContextChange,n=e.startState.selection.main;this.composing&&(this.composing.drifted||!e.changes.touchesRange(n.from,n.to)&&e.transactions.some(e=>!e.isUserEvent(`input.type`)&&e.changes.touchesRange(this.from,this.to)))?(this.composing.drifted=!0,this.composing.editorBase=e.changes.mapPos(this.composing.editorBase)):!this.applyEdits(e)||!this.rangeIsValid(e.state)?(this.pendingContextChange=null,this.reset(e.state)):(e.docChanged||e.selectionSet||t)&&this.setSelection(e.state),(e.geometryChanged||e.docChanged||e.selectionSet)&&e.view.requestMeasure(this.measureReq)}resetRange(e){let{head:t}=e.selection.main;this.from=Math.max(0,t-1e4),this.to=Math.min(e.doc.length,t+1e4)}reset(e){this.resetRange(e),this.editContext.updateText(0,this.editContext.text.length,e.doc.sliceString(this.from,this.to)),this.setSelection(e)}revertPending(e){let t=this.pendingContextChange;this.pendingContextChange=null,this.editContext.updateText(this.toContextPos(t.from),this.toContextPos(t.from+t.insert.length),e.doc.sliceString(t.from,t.to))}setSelection(e){let{main:t}=e.selection,n=this.toContextPos(Math.max(this.from,Math.min(this.to,t.anchor))),r=this.toContextPos(t.head);(this.editContext.selectionStart!=n||this.editContext.selectionEnd!=r)&&this.editContext.updateSelection(n,r)}rangeIsValid(e){let{head:t}=e.selection.main;return!(this.from>0&&t-this.from<500||this.to<e.doc.length&&this.to-t<500||this.to-this.from>3e4)}toEditorPos(e,t=this.to-this.from){e=Math.min(e,t);let n=this.composing;return n&&n.drifted?n.editorBase+(e-n.contextBase):e+this.from}toContextPos(e){let t=this.composing;return t&&t.drifted?t.contextBase+(e-t.editorBase):e-this.from}destroy(){for(let e in this.handlers)this.editContext.removeEventListener(e,this.handlers[e])}},W=class e{get state(){return this.viewState.state}get viewport(){return this.viewState.viewport}get visibleRanges(){return this.viewState.visibleRanges}get inView(){return this.viewState.inView}get composing(){return!!this.inputState&&this.inputState.composing>0}get compositionStarted(){return!!this.inputState&&this.inputState.composing>=0}get root(){return this._root}get win(){return this.dom.ownerDocument.defaultView||window}constructor(e={}){this.plugins=[],this.pluginMap=new Map,this.editorAttrs={},this.contentAttrs={},this.bidiCache=[],this.destroyed=!1,this.updateState=2,this.measureScheduled=-1,this.measureRequests=[],this.contentDOM=document.createElement(`div`),this.scrollDOM=document.createElement(`div`),this.scrollDOM.tabIndex=-1,this.scrollDOM.className=`cm-scroller`,this.scrollDOM.appendChild(this.contentDOM),this.announceDOM=document.createElement(`div`),this.announceDOM.className=`cm-announced`,this.announceDOM.setAttribute(`aria-live`,`polite`),this.dom=document.createElement(`div`),this.dom.appendChild(this.announceDOM),this.dom.appendChild(this.scrollDOM),e.parent&&e.parent.appendChild(this.dom);let{dispatch:t}=e;this.dispatchTransactions=e.dispatchTransactions||t&&(e=>e.forEach(e=>t(e,this)))||(e=>this.update(e)),this.dispatch=this.dispatch.bind(this),this._root=e.root||On(e.parent)||document,this.viewState=new to(this,e.state||P.create(e)),e.scrollTo&&e.scrollTo.is(mr)&&(this.viewState.scrollTarget=e.scrollTo.value.clip(this.viewState.state)),this.plugins=this.state.facet(yr).map(e=>new br(e));for(let e of this.plugins)e.update(this);this.observer=new So(this),this.inputState=new qi(this),this.inputState.ensureHandlers(this.plugins),this.docView=new si(this),this.mountStyles(),this.updateAttrs(),this.updateState=0,this.requestMeasure(),document.fonts?.ready&&document.fonts.ready.then(()=>{this.viewState.mustMeasureContent=`refresh`,this.requestMeasure()})}dispatch(...e){let t=e.length==1&&e[0]instanceof ze?e:e.length==1&&Array.isArray(e[0])?e[0]:[this.state.update(...e)];this.dispatchTransactions(t,this)}update(t){if(this.updateState!=0)throw Error(`Calls to EditorView.update are not allowed while an update is in progress`);let n=!1,r=!1,i,a=this.state;for(let e of t){if(e.startState!=a)throw RangeError(`Trying to update state with a transaction that doesn't start from the previous state.`);a=e.state}if(this.destroyed){this.viewState.state=a;return}let o=this.hasFocus,s=0,c=null;t.some(e=>e.annotation(Ea))?(this.inputState.notifiedFocused=o,s=1):o!=this.inputState.notifiedFocused&&(this.inputState.notifiedFocused=o,c=Da(a,o),c||(s=1));let l=this.observer.delayedAndroidKey,u=null;if(l?(this.observer.clearDelayedAndroidKey(),u=this.observer.readChange(),(u&&!this.state.doc.eq(a.doc)||!this.state.selection.eq(a.selection))&&(u=null)):this.observer.clear(),a.facet(P.phrases)!=this.state.facet(P.phrases))return this.setState(a);i=Nr.create(this,a,t),i.flags|=s;let d=this.viewState.scrollTarget;try{this.updateState=2;for(let n of t){if(d&&=d.map(n.changes),n.scrollIntoView){let{main:t}=n.state.selection,{x:r,y:i}=this.state.facet(e.cursorScrollMargin);d=new pr(t.empty?t:A.cursor(t.head,t.head>t.anchor?-1:1),`nearest`,`nearest`,i,r)}for(let e of n.effects)e.is(mr)&&(d=e.value.clip(this.state))}this.viewState.update(i,d),this.bidiCache=ko.update(this.bidiCache,i.changes),i.empty||(this.updatePlugins(i),this.inputState.update(i)),n=this.docView.update(i),this.state.facet(jr)!=this.styleModules&&this.mountStyles(),r=this.updateAttrs(),this.showAnnouncements(t),this.docView.updateSelection(n,t.some(e=>e.isUserEvent(`select.pointer`)))}finally{this.updateState=0}if(i.startState.facet(fo)!=i.state.facet(fo)&&(this.viewState.mustMeasureContent=!0),(n||r||d||this.viewState.mustEnforceCursorAssoc||this.viewState.mustMeasureContent)&&this.requestMeasure(),n&&this.docViewUpdate(),!i.empty)for(let e of this.state.facet(ar))try{e(i)}catch(e){gr(this.state,e,`update listener`)}(c||u)&&Promise.resolve().then(()=>{c&&this.state==c.startState&&this.dispatch(c),u&&!Bi(this,u)&&l.force&&Dn(this.contentDOM,l.key,l.keyCode)})}setState(e){if(this.updateState!=0)throw Error(`Calls to EditorView.setState are not allowed while an update is in progress`);if(this.destroyed){this.viewState.state=e;return}this.updateState=2;let t=this.hasFocus;try{for(let e of this.plugins)e.destroy(this);this.viewState=new to(this,e),this.plugins=e.facet(yr).map(e=>new br(e)),this.pluginMap.clear();for(let e of this.plugins)e.update(this);this.docView.destroy(),this.docView=new si(this),this.inputState.ensureHandlers(this.plugins),this.mountStyles(),this.updateAttrs(),this.bidiCache=[]}finally{this.updateState=0}t&&this.focus(),this.requestMeasure()}updatePlugins(e){let t=e.startState.facet(yr),n=e.state.facet(yr);if(t!=n){let r=[];for(let i of n){let n=t.indexOf(i);if(n<0)r.push(new br(i));else{let t=this.plugins[n];t.mustUpdate=e,r.push(t)}}for(let t of this.plugins)t.mustUpdate!=e&&t.destroy(this);this.plugins=r,this.pluginMap.clear()}else for(let t of this.plugins)t.mustUpdate=e;for(let e=0;e<this.plugins.length;e++)this.plugins[e].update(this);t!=n&&this.inputState.ensureHandlers(this.plugins)}docViewUpdate(){for(let e of this.plugins){let t=e.value;if(t&&t.docViewUpdate)try{t.docViewUpdate(this)}catch(e){gr(this.state,e,`doc view update listener`)}}}measure(e=!0){if(this.destroyed)return;if(this.measureScheduled>-1&&this.win.cancelAnimationFrame(this.measureScheduled),this.observer.delayedAndroidKey){this.measureScheduled=-1,this.requestMeasure();return}this.measureScheduled=0,e&&this.observer.forceFlush();let t=null,n=this.viewState.scrollParent,r=this.viewState.getScrollOffset(),{scrollAnchorPos:i,scrollAnchorHeight:a}=this.viewState;Math.abs(r-this.viewState.scrollOffset)>1&&(a=-1),this.viewState.scrollAnchorHeight=-1;try{for(let e=0;;e++){if(a<0){if(An(n||this.win))i=-1,a=this.viewState.heightMap.height;else{let e=this.viewState.scrollAnchorAt(r);i=e.from,a=e.top}}this.updateState=1;let o=this.viewState.measure();if(!o&&!this.measureRequests.length&&this.viewState.scrollTarget==null)break;if(e>5){console.warn(this.measureRequests.length?`Measure loop restarted more than 5 times`:`Viewport failed to stabilize`);break}let s=[];o&4||([this.measureRequests,s]=[s,this.measureRequests]);let c=s.map(e=>{try{return e.read(this)}catch(e){return gr(this.state,e),Oo}}),l=Nr.create(this,this.state,[]),u=!1;l.flags|=o,t?t.flags|=o:t=l,this.updateState=2,l.empty||(this.updatePlugins(l),this.inputState.update(l),this.updateAttrs(),u=this.docView.update(l),u&&this.docViewUpdate());for(let e=0;e<s.length;e++)if(c[e]!=Oo)try{let t=s[e];t.write&&t.write(c[e],this)}catch(e){gr(this.state,e)}if(u&&this.docView.updateSelection(!0),!l.viewportChanged&&this.measureRequests.length==0){if(this.viewState.editorHeight){if(this.viewState.scrollTarget){this.docView.scrollIntoView(this.viewState.scrollTarget),this.viewState.scrollTarget=null,a=-1;continue}{let e=((i<0?this.viewState.heightMap.height:this.viewState.lineBlockAt(i).top)-a)/this.scaleY;if((e>1||e<-1)&&!(L.ios&&this.inputState.lastIOSMomentumScroll>Date.now()-100)&&(n==this.scrollDOM||this.hasFocus||Math.max(this.inputState.lastWheelEvent,this.inputState.lastTouchTime)>Date.now()-100)){r+=e,n?i<0?n.scrollTop=n.scrollHeight:n.scrollTop+=e:this.win.scrollBy(0,e),a=-1;continue}}}break}}}finally{this.updateState=0,this.measureScheduled=-1}if(t&&!t.empty)for(let e of this.state.facet(ar))e(t)}get themeClasses(){return mo+` `+(this.state.facet(po)?go:ho)+` `+this.state.facet(fo)}updateAttrs(){let e=Ao(this,xr,{class:`cm-editor`+(this.hasFocus?` cm-focused `:` `)+this.themeClasses}),t={spellcheck:`false`,autocorrect:`off`,autocapitalize:`off`,writingsuggestions:`false`,translate:`no`,contenteditable:this.state.facet(_r)?`true`:`false`,class:`cm-content`,style:`${L.tabSize}: ${this.state.tabSize}`,role:`textbox`,"aria-multiline":`true`};this.state.readOnly&&(t[`aria-readonly`]=`true`),Ao(this,Sr,t);let n=this.observer.ignore(()=>{let n=Jt(this.contentDOM,this.contentAttrs,t),r=Jt(this.dom,this.editorAttrs,e);return n||r});return this.editorAttrs=e,this.contentAttrs=t,n}showAnnouncements(t){let n=!0;for(let r of t)for(let t of r.effects)if(t.is(e.announce)){n&&(this.announceDOM.textContent=``),n=!1;let e=this.announceDOM.appendChild(document.createElement(`div`));e.textContent=t.value}}mountStyles(){this.styleModules=this.state.facet(jr);let t=this.state.facet(e.cspNonce);St.mount(this.root,this.styleModules.concat(yo).reverse(),t?{nonce:t}:void 0)}readMeasured(){if(this.updateState==2)throw Error(`Reading the editor layout isn't allowed during an update`);this.updateState==0&&this.measureScheduled>-1&&this.measure(!1)}requestMeasure(e){if(this.measureScheduled<0&&(this.measureScheduled=this.win.requestAnimationFrame(()=>this.measure())),e){if(this.measureRequests.indexOf(e)>-1)return;if(e.key!=null){for(let t=0;t<this.measureRequests.length;t++)if(this.measureRequests[t].key===e.key){this.measureRequests[t]=e;return}}this.measureRequests.push(e)}}plugin(e){let t=this.pluginMap.get(e);return(t===void 0||t&&t.plugin!=e)&&this.pluginMap.set(e,t=this.plugins.find(t=>t.plugin==e)||null),t&&t.update(this).value}get documentTop(){return this.contentDOM.getBoundingClientRect().top+this.viewState.paddingTop}get documentPadding(){return{top:this.viewState.paddingTop,bottom:this.viewState.paddingBottom}}get scaleX(){return this.viewState.scaleX}get scaleY(){return this.viewState.scaleY}elementAtHeight(e){return this.readMeasured(),this.viewState.elementAtHeight(e)}lineBlockAtHeight(e){return this.readMeasured(),this.viewState.lineBlockAtHeight(e)}get viewportLineBlocks(){return this.viewState.viewportLines}lineBlockAt(e){return this.viewState.lineBlockAt(e)}get contentHeight(){return this.viewState.contentHeight}moveByChar(e,t,n){return ki(this,e,wi(this,e,t,n))}moveByGroup(e,t){return ki(this,e,wi(this,e,t,t=>Ti(this,e.head,t)))}visualLineSide(e,t){let n=this.bidiSpans(e),r=this.textDirectionAt(e.from),i=n[t?n.length-1:0];return A.cursor(i.side(t,r)+e.from,i.forward(!t,r)?1:-1)}moveToLineBoundary(e,t,n=!0){return Ci(this,e,t,n)}moveVertically(e,t,n){return ki(this,e,Ei(this,e,t,n))}domAtPos(e,t=1){return this.docView.domAtPos(e,t)}posAtDOM(e,t=0){return this.docView.posFromDOM(e,t)}posAtCoords(e,t=!0){this.readMeasured();let n=ji(this,e,t);return n&&n.pos}posAndSideAtCoords(e,t=!0){return this.readMeasured(),ji(this,e,t)}coordsAtPos(e,t=1){this.readMeasured();let n=this.state.doc.lineAt(e),r=this.bidiSpans(n),i=r[Un.find(r,e-n.from,-1,t)];return this.docView.coordsAt(e,t,i.dir==z.RTL)}coordsForChar(e){return this.readMeasured(),this.docView.coordsForChar(e)}get defaultCharacterWidth(){return this.viewState.heightOracle.charWidth}get defaultLineHeight(){return this.viewState.heightOracle.lineHeight}get textDirection(){return this.viewState.defaultTextDirection}textDirectionAt(e){return!this.state.facet(ur)||e<this.viewport.from||e>this.viewport.to?this.textDirection:(this.readMeasured(),this.docView.textDirectionAt(e))}get lineWrapping(){return this.viewState.heightOracle.lineWrapping}bidiSpans(e){if(e.length>Do)return Zn(e.length);let t=this.textDirectionAt(e.from),n;for(let r of this.bidiCache)if(r.from==e.from&&r.dir==t&&(r.fresh||Wn(r.isolates,n=Or(this,e))))return r.order;n||=Or(this,e);let r=Xn(e.text,t,n);return this.bidiCache.push(new ko(e.from,e.to,t,n,!0,r)),r}get hasFocus(){return(this.dom.ownerDocument.hasFocus()||L.safari&&this.inputState?.lastContextMenu>Date.now()-3e4)&&this.root.activeElement==this.contentDOM}focus(){this.observer.ignore(()=>{wn(this.contentDOM),this.docView.updateSelection()})}setRoot(e){this._root!=e&&(this._root=e,this.observer.setWindow((e.nodeType==9?e:e.ownerDocument).defaultView||window),this.mountStyles())}destroy(){this.root.activeElement==this.contentDOM&&this.contentDOM.blur();for(let e of this.plugins)e.destroy(this);this.plugins=[],this.inputState.destroy(),this.docView.destroy(),this.dom.remove(),this.observer.destroy(),this.measureScheduled>-1&&this.win.cancelAnimationFrame(this.measureScheduled),this.destroyed=!0}static scrollIntoView(e,t={}){return mr.of(new pr(typeof e==`number`?A.cursor(e):e,t.y??`nearest`,t.x??`nearest`,t.yMargin??5,t.xMargin??5))}scrollSnapshot(){let{scrollTop:e,scrollLeft:t}=this.scrollDOM,n=this.viewState.scrollAnchorAt(e);return mr.of(new pr(A.cursor(n.from),`start`,`start`,n.top-e,t,!0))}setTabFocusMode(e){e==null?this.inputState.tabFocusMode=this.inputState.tabFocusMode<0?0:-1:typeof e==`boolean`?this.inputState.tabFocusMode=e?0:-1:this.inputState.tabFocusMode!=0&&(this.inputState.tabFocusMode=Date.now()+e)}static domEventHandlers(e){return V.define(()=>({}),{eventHandlers:e})}static domEventObservers(e){return V.define(()=>({}),{eventObservers:e})}static theme(e,t){let n=St.newName(),r=[fo.of(n),jr.of(vo(`.${n}`,e))];return t&&t.dark&&r.push(po.of(!0)),r}static baseTheme(e){return xe.lowest(jr.of(vo(`.`+mo,e,_o)))}static findFromDOM(e){let t=e.querySelector(`.cm-content`);return(t&&H.get(t)||H.get(e))?.root?.view||null}};W.styleModule=jr,W.inputHandler=or,W.clipboardInputFilter=cr,W.clipboardOutputFilter=lr,W.scrollHandler=fr,W.focusChangeEffect=sr,W.perLineTextDirection=ur,W.exceptionSink=ir,W.updateListener=ar,W.editable=_r,W.mouseSelectionStyle=rr,W.dragMovesSelection=nr,W.clickAddsSelectionRange=tr,W.decorations=Cr,W.blockWrappers=wr,W.outerDecorations=Tr,W.atomicRanges=Er,W.bidiIsolatedRanges=Dr,W.cursorScrollMargin=j.define({combine:e=>{let t=5,n=5;for(let r of e)typeof r==`number`?t=n=r:{x:t,y:n}=r;return{x:t,y:n}}}),W.scrollMargins=kr,W.darkTheme=po,W.cspNonce=j.define({combine:e=>e.length?e[0]:``}),W.contentAttributes=Sr,W.editorAttributes=xr,W.lineWrapping=W.contentAttributes.of({class:`cm-lineWrapping`}),W.announce=M.define();var Do=4096,Oo={},ko=class e{constructor(e,t,n,r,i,a){this.from=e,this.to=t,this.dir=n,this.isolates=r,this.fresh=i,this.order=a}static update(t,n){if(n.empty&&!t.some(e=>e.fresh))return t;let r=[],i=t.length?t[t.length-1].dir:z.LTR;for(let a=Math.max(0,t.length-10);a<t.length;a++){let o=t[a];o.dir==i&&!n.touchesRange(o.from,o.to)&&r.push(new e(n.mapPos(o.from,1),n.mapPos(o.to,-1),o.dir,o.isolates,!1,o.order))}return r}};function Ao(e,t,n){for(let r=e.state.facet(t),i=r.length-1;i>=0;i--){let t=r[i],a=typeof t==`function`?t(e):t;a&&Wt(a,n)}return n}var jo=L.mac?`mac`:L.windows?`win`:L.linux?`linux`:`key`;function Mo(e,t){let n=e.split(/-(?!$)/),r=n[n.length-1];r==`Space`&&(r=` `);let i,a,o,s;for(let e=0;e<n.length-1;++e){let r=n[e];if(/^(cmd|meta|m)$/i.test(r))s=!0;else if(/^a(lt)?$/i.test(r))i=!0;else if(/^(c|ctrl|control)$/i.test(r))a=!0;else if(/^s(hift)?$/i.test(r))o=!0;else if(/^mod$/i.test(r))t==`mac`?s=!0:a=!0;else throw Error(`Unrecognized modifier name: `+r)}return i&&(r=`Alt-`+r),a&&(r=`Ctrl-`+r),s&&(r=`Meta-`+r),o&&(r=`Shift-`+r),r}function No(e,t,n){return t.altKey&&(e=`Alt-`+e),t.ctrlKey&&(e=`Ctrl-`+e),t.metaKey&&(e=`Meta-`+e),n!==!1&&t.shiftKey&&(e=`Shift-`+e),e}var Po=xe.default(W.domEventHandlers({keydown(e,t){return Uo(Lo(t.state),e,t,`editor`)}})),Fo=j.define({enables:Po}),Io=new WeakMap;function Lo(e){let t=e.facet(Fo),n=Io.get(t);return n||Io.set(t,n=Vo(t.reduce((e,t)=>e.concat(t),[]))),n}function Ro(e,t,n){return Uo(Lo(e.state),t,e,n)}var zo=null,Bo=4e3;function Vo(e,t=jo){let n=Object.create(null),r=Object.create(null),i=(e,t)=>{let n=r[e];if(n==null)r[e]=t;else if(n!=t)throw Error(`Key binding `+e+` is used both as a regular binding and as a multi-stroke prefix`)},a=(e,r,a,o,s)=>{let c=n[e]||(n[e]=Object.create(null)),l=r.split(/ (?!$)/).map(e=>Mo(e,t));for(let t=1;t<l.length;t++){let n=l.slice(0,t).join(` `);i(n,!0),c[n]||(c[n]={preventDefault:!0,stopPropagation:!1,run:[t=>{let r=zo={view:t,prefix:n,scope:e};return setTimeout(()=>{zo==r&&(zo=null)},Bo),!0}]})}let u=l.join(` `);i(u,!1);let d=c[u]||(c[u]={preventDefault:!1,stopPropagation:!1,run:(c._any?.run)?.slice()||[]});a&&d.run.push(a),o&&(d.preventDefault=!0),s&&(d.stopPropagation=!0)};for(let r of e){let e=r.scope?r.scope.split(` `):[`editor`];if(r.any)for(let t of e){let e=n[t]||(n[t]=Object.create(null));e._any||={preventDefault:!1,stopPropagation:!1,run:[]};let{any:i}=r;for(let t in e)e[t].run.push(e=>i(e,Ho))}let i=r[t]||r.key;if(i)for(let t of e)a(t,i,r.run,r.preventDefault,r.stopPropagation),r.shift&&a(t,`Shift-`+i,r.shift,r.preventDefault,r.stopPropagation)}return n}var Ho=null;function Uo(e,t,n,r){Ho=t;let i=jt(t),a=O(E(i,0))==i.length&&i!=` `,o=``,s=!1,c=!1,l=!1;zo&&zo.view==n&&zo.scope==r&&(o=zo.prefix+` `,$i.indexOf(t.keyCode)<0&&(c=!0,zo=null));let u=new Set,d=e=>{if(e){for(let t of e.run)if(!u.has(t)&&(u.add(t),t(n)))return e.stopPropagation&&(l=!0),!0;e.preventDefault&&(e.stopPropagation&&(l=!0),c=!0)}return!1},f=e[r],p,m;return f&&(d(f[o+No(i,t,!a)])?s=!0:a&&(t.altKey||t.metaKey||t.ctrlKey)&&!(L.windows&&t.ctrlKey&&t.altKey)&&!(L.mac&&t.altKey&&!(t.ctrlKey||t.metaKey))&&(p=Tt[t.keyCode])&&p!=i?(d(f[o+No(p,t,!0)])||t.shiftKey&&(m=Et[t.keyCode])!=i&&m!=p&&d(f[o+No(m,t,!1)]))&&(s=!0):a&&t.shiftKey&&d(f[o+No(i,t,!0)])&&(s=!0),!s&&d(f._any)&&(s=!0)),c&&(s=!0),s&&l&&t.stopPropagation(),Ho=null,s}var Wo=class e{constructor(e,t,n,r,i){this.className=e,this.left=t,this.top=n,this.width=r,this.height=i}draw(){let e=document.createElement(`div`);return e.className=this.className,this.adjust(e),e}update(e,t){return t.className==this.className&&(this.adjust(e),!0)}adjust(e){e.style.left=this.left+`px`,e.style.top=this.top+`px`,this.width!=null&&(e.style.width=this.width+`px`),e.style.height=this.height+`px`}eq(e){return this.left==e.left&&this.top==e.top&&this.width==e.width&&this.height==e.height&&this.className==e.className}static forRange(t,n,r){if(r.empty){let i=t.coordsAtPos(r.head,r.assoc||1);if(!i)return[];let a=Go(t);return[new e(n,i.left-a.left,i.top-a.top,null,i.bottom-i.top)]}return qo(t,n,r)}};function Go(e){let t=e.scrollDOM.getBoundingClientRect();return{left:(e.textDirection==z.LTR?t.left:t.right-e.scrollDOM.clientWidth*e.scaleX)-e.scrollDOM.scrollLeft*e.scaleX,top:t.top-e.scrollDOM.scrollTop*e.scaleY}}function Ko(e,t,n,r){let i=e.coordsAtPos(t,n*2);if(!i)return r;let a=e.dom.getBoundingClientRect(),o=(i.top+i.bottom)/2,s=e.posAtCoords({x:a.left+1,y:o}),c=e.posAtCoords({x:a.right-1,y:o});return s==null||c==null?r:{from:Math.max(r.from,Math.min(s,c)),to:Math.min(r.to,Math.max(s,c))}}function qo(e,t,n){if(n.to<=e.viewport.from||n.from>=e.viewport.to)return[];let 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r=e.scrollDOM.getBoundingClientRect();return{left:n.left-r.left+e.scrollDOM.scrollLeft*e.scaleX,top:n.top-r.top+e.scrollDOM.scrollTop*e.scaleY,height:n.bottom-n.top}}drawCursor(e){if(this.cursor){let{scaleX:t,scaleY:n}=this.view;e?(this.cursor.style.left=e.left/t+`px`,this.cursor.style.top=e.top/n+`px`,this.cursor.style.height=e.height/n+`px`):this.cursor.style.left=`-100000px`}}destroy(){this.cursor&&this.cursor.remove()}setDropPos(e){this.view.state.field(ss)!=e&&this.view.dispatch({effects:os.of(e)})}},{eventObservers:{dragover(e){this.setDropPos(this.view.posAtCoords({x:e.clientX,y:e.clientY}))},dragleave(e){(e.target==this.view.contentDOM||!this.view.contentDOM.contains(e.relatedTarget))&&this.setDropPos(null)},dragend(){this.setDropPos(null)},drop(){this.setDropPos(null)}}});function ls(){return[ss,cs]}function us(e,t,n,r,i){t.lastIndex=0;for(let a=e.iterRange(n,r),o=n,s;!a.next().done;o+=a.value.length)if(!a.lineBreak)for(;s=t.exec(a.value);)i(o+s.index,s)}function ds(e,t){let n=e.visibleRanges;if(n.length==1&&n[0].from==e.viewport.from&&n[0].to==e.viewport.to)return n;let r=[];for(let{from:i,to:a}of n)i=Math.max(e.state.doc.lineAt(i).from,i-t),a=Math.min(e.state.doc.lineAt(a).to,a+t),r.length&&r[r.length-1].to>=i?r[r.length-1].to=a:r.push({from:i,to:a});return r}var fs=class{constructor(e){let{regexp:t,decoration:n,decorate:r,boundary:i,maxLength:a=1e3}=e;if(!t.global)throw RangeError(`The regular expression given to MatchDecorator should have its 'g' flag set`);if(this.regexp=t,r)this.addMatch=(e,t,n,i)=>r(i,n,n+e[0].length,e,t);else if(typeof n==`function`)this.addMatch=(e,t,r,i)=>{let a=n(e,t,r);a&&i(r,r+e[0].length,a)};else if(n)this.addMatch=(e,t,r,i)=>i(r,r+e[0].length,n);else throw RangeError(`Either 'decorate' or 'decoration' should be provided to MatchDecorator`);this.boundary=i,this.maxLength=a}createDeco(e){let t=new at,n=t.add.bind(t);for(let{from:t,to:r}of ds(e,this.maxLength))us(e.state.doc,this.regexp,t,r,(t,r)=>this.addMatch(r,e,t,n));return 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t}},ps=/x/.unicode==null?`g`:`gu`,ms=RegExp(`[\0-\b11+- -\u2028\u2029-]`,ps),hs={0:`null`,7:`bell`,8:`backspace`,10:`newline`,11:`vertical tab`,13:`carriage return`,27:`escape`,8203:`zero width space`,8204:`zero width non-joiner`,8205:`zero width joiner`,8206:`left-to-right mark`,8207:`right-to-left mark`,8232:`line separator`,8237:`left-to-right override`,8238:`right-to-left override`,8294:`left-to-right isolate`,8295:`right-to-left isolate`,8297:`pop directional isolate`,8233:`paragraph separator`,65279:`zero width no-break space`,65532:`object replacement`},gs=null;function _s(){if(gs==null&&typeof document<`u`&&document.body){let e=document.body.style;gs=(e.tabSize??e.MozTabSize)!=null}return gs||!1}var vs=j.define({combine(e){let t=Qe(e,{render:null,specialChars:ms,addSpecialChars:null});return(t.replaceTabs=!_s())&&(t.specialChars=RegExp(` |`+t.specialChars.source,ps)),t.addSpecialChars&&(t.specialChars=RegExp(t.specialChars.source+`|`+t.addSpecialChars.source,ps)),t}});function ys(e={}){return[vs.of(e),xs()]}var bs=null;function xs(){return bs||=V.fromClass(class{constructor(e){this.view=e,this.decorations=R.none,this.decorationCache=Object.create(null),this.decorator=this.makeDecorator(e.state.facet(vs)),this.decorations=this.decorator.createDeco(e)}makeDecorator(e){return new fs({regexp:e.specialChars,decoration:(t,n,r)=>{let{doc:i}=n.state,a=E(t[0],0);if(a==9){let e=i.lineAt(r),t=n.state.tabSize,a=gt(e.text,t,r-e.from);return R.replace({widget:new Ts((t-a%t)*this.view.defaultCharacterWidth/this.view.scaleX)})}return this.decorationCache[a]||(this.decorationCache[a]=R.replace({widget:new ws(e,a)}))},boundary:e.replaceTabs?void 0:/[^]/})}update(e){let t=e.state.facet(vs);e.startState.facet(vs)==t?this.decorations=this.decorator.updateDeco(e,this.decorations):(this.decorator=this.makeDecorator(t),this.decorations=this.decorator.createDeco(e.view))}},{decorations:e=>e.decorations})}var Ss=`•`;function Cs(e){return e>=32?Ss:e==10?``:String.fromCharCode(9216+e)}var ws=class extends Xt{constructor(e,t){super(),this.options=e,this.code=t}eq(e){return e.code==this.code}toDOM(e){let t=Cs(this.code),n=e.state.phrase(`Control character`)+` `+(hs[this.code]||`0x`+this.code.toString(16)),r=this.options.render&&this.options.render(this.code,n,t);if(r)return r;let i=document.createElement(`span`);return i.textContent=t,i.title=n,i.setAttribute(`aria-label`,n),i.className=`cm-specialChar`,i}ignoreEvent(){return!1}},Ts=class extends Xt{constructor(e){super(),this.width=e}eq(e){return e.width==this.width}toDOM(){let e=document.createElement(`span`);return e.textContent=` `,e.className=`cm-tab`,e.style.width=this.width+`px`,e}ignoreEvent(){return!1}};function Es(){return Os}var Ds=R.line({class:`cm-activeLine`}),Os=V.fromClass(class{constructor(e){this.decorations=this.getDeco(e)}update(e){(e.docChanged||e.selectionSet)&&(this.decorations=this.getDeco(e.view))}getDeco(e){let t=-1,n=[];for(let r of 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Ns(e,t){let n=Ms(e,t),r=e.state.selection;return n?{update(e){if(e.docChanged){let t=e.changes.mapPos(e.startState.doc.line(n.line).from),i=e.state.doc.lineAt(t);n={line:i.number,col:n.col,off:Math.min(n.off,i.length)},r=r.map(e.changes)}},get(t,i,a){let o=Ms(e,t);if(!o)return r;let s=As(e.state,n,o);return s.length?a?A.create(s.concat(r.ranges)):A.create(s):r}}:null}function Ps(e){let t=e?.eventFilter||(e=>e.altKey&&e.button==0);return W.mouseSelectionStyle.of((e,n)=>t(n)?Ns(e,n):null)}var Fs={Alt:[18,e=>!!e.altKey],Control:[17,e=>!!e.ctrlKey],Shift:[16,e=>!!e.shiftKey],Meta:[91,e=>!!e.metaKey]},Is={style:`cursor: crosshair`};function 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t=e.state.facet(Vs);this.position=t.position,this.parent=t.parent,this.classes=e.themeClasses,this.createContainer(),this.measureReq={read:this.readMeasure.bind(this),write:this.writeMeasure.bind(this),key:this},this.resizeObserver=typeof ResizeObserver==`function`?new ResizeObserver(()=>this.measureSoon()):null,this.manager=new zs(e,qs,(e,t)=>this.createTooltip(e,t),e=>{this.resizeObserver&&this.resizeObserver.unobserve(e.dom),e.dom.remove()}),this.above=this.manager.tooltips.map(e=>!!e.above),this.intersectionObserver=typeof IntersectionObserver==`function`?new IntersectionObserver(e=>{Date.now()>this.lastTransaction-50&&e.length>0&&e[e.length-1].intersectionRatio<1&&this.measureSoon()},{threshold:[1]}):null,this.observeIntersection(),e.win.addEventListener(`resize`,this.measureSoon=this.measureSoon.bind(this)),this.maybeMeasure()}createContainer(){this.parent?(this.container=document.createElement(`div`),this.container.style.position=`relative`,this.container.className=this.view.themeClasses,this.parent.appendChild(this.container)):this.container=this.view.dom}observeIntersection(){if(this.intersectionObserver){this.intersectionObserver.disconnect();for(let e of this.manager.tooltipViews)this.intersectionObserver.observe(e.dom)}}measureSoon(){this.measureTimeout<0&&(this.measureTimeout=setTimeout(()=>{this.measureTimeout=-1,this.maybeMeasure()},50))}update(e){e.transactions.length&&(this.lastTransaction=Date.now());let t=this.manager.update(e,this.above);t&&this.observeIntersection();let n=t||e.geometryChanged,r=e.state.facet(Vs);if(r.position!=this.position&&!this.madeAbsolute){this.position=r.position;for(let e of this.manager.tooltipViews)e.dom.style.position=this.position;n=!0}if(r.parent!=this.parent){this.parent&&this.container.remove(),this.parent=r.parent,this.createContainer();for(let e of this.manager.tooltipViews)this.container.appendChild(e.dom);n=!0}else this.parent&&this.view.themeClasses!=this.classes&&(this.classes=this.container.className=this.view.themeClasses);n&&this.maybeMeasure()}createTooltip(e,t){let n=e.create(this.view),r=t?t.dom:null;if(n.dom.classList.add(`cm-tooltip`),e.arrow&&!n.dom.querySelector(`.cm-tooltip > .cm-tooltip-arrow`)){let e=document.createElement(`div`);e.className=`cm-tooltip-arrow`,n.dom.appendChild(e)}return n.dom.style.position=this.position,n.dom.style.top=Rs,n.dom.style.left=`0px`,this.container.insertBefore(n.dom,r),n.mount&&n.mount(this.view),this.resizeObserver&&this.resizeObserver.observe(n.dom),n}destroy(){var e,t,n;this.view.win.removeEventListener(`resize`,this.measureSoon);for(let t of this.manager.tooltipViews)t.dom.remove(),(e=t.destroy)==null||e.call(t);this.parent&&this.container.remove(),(t=this.resizeObserver)==null||t.disconnect(),(n=this.intersectionObserver)==null||n.disconnect(),clearTimeout(this.measureTimeout)}readMeasure(){let e=1,t=1,n=!1;if(this.position==`fixed`&&this.manager.tooltipViews.length){let{dom:e}=this.manager.tooltipViews[0];if(L.safari){let t=e.getBoundingClientRect();n=Math.abs(t.top+1e4)>1||Math.abs(t.left)>1}else n=!!e.offsetParent&&e.offsetParent!=this.container.ownerDocument.body}if(n||this.position==`absolute`){if(this.parent){let n=this.parent.getBoundingClientRect();n.width&&n.height&&(e=n.width/this.parent.offsetWidth,t=n.height/this.parent.offsetHeight)}else({scaleX:e,scaleY:t}=this.view.viewState)}let r=this.view.scrollDOM.getBoundingClientRect(),i=Ar(this.view);return{visible:{left:r.left+i.left,top:r.top+i.top,right:r.right-i.right,bottom:r.bottom-i.bottom},parent:this.parent?this.container.getBoundingClientRect():this.view.dom.getBoundingClientRect(),pos:this.manager.tooltips.map((e,t)=>{let n=this.manager.tooltipViews[t];return n.getCoords?n.getCoords(e.pos):this.view.coordsAtPos(e.pos)}),size:this.manager.tooltipViews.map(({dom:e})=>e.getBoundingClientRect()),space:this.view.state.facet(Vs).tooltipSpace(this.view),scaleX:e,scaleY:t,makeAbsolute:n}}writeMeasure(e){if(e.makeAbsolute){this.madeAbsolute=!0,this.position=`absolute`;for(let e of this.manager.tooltipViews)e.dom.style.position=`absolute`}let{visible:t,space:n,scaleX:r,scaleY:i}=e,a=[];for(let o=0;o<this.manager.tooltips.length;o++){let s=this.manager.tooltips[o],c=this.manager.tooltipViews[o],{dom:l}=c,u=e.pos[o],d=e.size[o];if(!u||s.clip!==!1&&(u.bottom<=Math.max(t.top,n.top)||u.top>=Math.min(t.bottom,n.bottom)||u.right<Math.max(t.left,n.left)-.1||u.left>Math.min(t.right,n.right)+.1)){l.style.top=Rs;continue}let f=s.arrow?c.dom.querySelector(`.cm-tooltip-arrow`):null,p=f?7:0,m=d.right-d.left,h=Hs.get(c)??d.bottom-d.top,g=c.offset||Ks,_=this.view.textDirection==z.LTR,v=d.width>n.right-n.left?_?n.left:n.right-d.width:_?Math.max(n.left,Math.min(u.left-(f?14:0)+g.x,n.right-m)):Math.min(Math.max(n.left,u.left-m+(f?14:0)-g.x),n.right-m),y=this.above[o];!s.strictSide&&(y?u.top-h-p-g.y<n.top:u.bottom+h+p+g.y>n.bottom)&&y==n.bottom-u.bottom>u.top-n.top&&(y=this.above[o]=!y);let b=(y?u.top-n.top:n.bottom-u.bottom)-p;if(b<h&&c.resize!==!1){if(b<this.view.defaultLineHeight){l.style.top=Rs;continue}Hs.set(c,h),l.style.height=(h=b)/i+`px`}else l.style.height&&(l.style.height=``);let x=y?u.top-h-p-g.y:u.bottom+p+g.y,S=v+m;if(c.overlap!==!0)for(let e of a)e.left<S&&e.right>v&&e.top<x+h&&e.bottom>x&&(x=y?e.top-h-2-p:e.bottom+p+2);if(this.position==`absolute`?(l.style.top=(x-e.parent.top)/i+`px`,Ws(l,(v-e.parent.left)/r)):(l.style.top=x/i+`px`,Ws(l,v/r)),f){let e=u.left+(_?g.x:-g.x)-(v+14-7);f.style.left=e/r+`px`}c.overlap!==!0&&a.push({left:v,top:x,right:S,bottom:x+h}),l.classList.toggle(`cm-tooltip-above`,y),l.classList.toggle(`cm-tooltip-below`,!y),c.positioned&&c.positioned(e.space)}}maybeMeasure(){if(this.manager.tooltips.length&&(this.view.inView&&this.view.requestMeasure(this.measureReq),this.inView!=this.view.inView&&(this.inView=this.view.inView,!this.inView)))for(let e of this.manager.tooltipViews)e.dom.style.top=Rs}},{eventObservers:{scroll(){this.maybeMeasure()}}});function Ws(e,t){let n=parseInt(e.style.left,10);(isNaN(n)||Math.abs(t-n)>1)&&(e.style.left=t+`px`)}var Gs=W.baseTheme({".cm-tooltip":{zIndex:500,boxSizing:`border-box`},"&light 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e=Date.now()-this.lastMove.time;e<this.hoverTime?this.hoverTimeout=setTimeout(this.checkHover,this.hoverTime-e):this.startHover()}startHover(){clearTimeout(this.restartTimeout);let{view:e,lastMove:t}=this,n=e.docView.tile.nearest(t.target);if(!n)return;let r,i=1;if(n.isWidget())r=n.posAtStart;else{if(r=e.posAtCoords(t),r==null)return;let n=e.coordsAtPos(r);if(!n||t.y<n.top||t.y>n.bottom||t.x<n.left-e.defaultCharacterWidth||t.x>n.right+e.defaultCharacterWidth)return;let a=e.bidiSpans(e.state.doc.lineAt(r)).find(e=>e.from<=r&&e.to>=r),o=a&&a.dir==z.RTL?-1:1;i=t.x<n.left?-o:o}this.activateHover(e,r,i)}activateHover(e,t,n,r){let i=this.source(e,t,n),a=t=>{if(t&&!(Array.isArray(t)&&!t.length)){let n=Array.isArray(t)?t:[t];r&&this.locked.set(n,r),e.dispatch({effects:this.setHover.of(n)})}};if(i&&`then`in i){let n=this.pending={pos:t};i.then(e=>{this.pending==n&&(this.pending=null,a(e))},t=>gr(e.state,t,`hover tooltip`))}else a(i)}get tooltip(){let e=this.view.plugin(Us),t=e?e.manager.tooltips.findIndex(e=>e.create==Ys.create):-1;return t>-1?e.manager.tooltipViews[t]:null}mousemove(e){this.lastMove={x:e.clientX,y:e.clientY,target:e.target,time:Date.now()},this.hoverTimeout<0&&(this.hoverTimeout=setTimeout(this.checkHover,this.hoverTime));let{active:t,tooltip:n}=this;if(t.length&&!this.locked.has(t)&&n&&!ec(n.dom,e)||this.pending){let{pos:n}=t[0]||this.pending,r=t[0]?.end??n;(n==r?this.view.posAtCoords(this.lastMove)!=n:!tc(this.view,n,r,e.clientX,e.clientY))&&(this.view.dispatch({effects:this.setHover.of([])}),this.pending=null)}}mouseleave(e){clearTimeout(this.hoverTimeout),this.hoverTimeout=-1;let{active:t}=this;if(t.length&&!this.locked.has(t)){let{tooltip:t}=this;t&&t.dom.contains(e.relatedTarget)?this.watchTooltipLeave(t.dom):this.view.dispatch({effects:this.setHover.of([])})}}watchTooltipLeave(e){let t=n=>{e.removeEventListener(`mouseleave`,t);let{active:r}=this;r.length&&!this.locked.has(r)&&!this.view.dom.contains(n.relatedTarget)&&this.view.dispatch({effects:this.setHover.of([])})};e.addEventListener(`mouseleave`,t)}destroy(){clearTimeout(this.hoverTimeout),clearTimeout(this.restartTimeout),this.view.dom.removeEventListener(`mouseleave`,this.mouseleave),this.view.dom.removeEventListener(`mousemove`,this.mousemove)}},$s=4;function ec(e,t){let{left:n,right:r,top:i,bottom:a}=e.getBoundingClientRect(),o;if(o=e.querySelector(`.cm-tooltip-arrow`)){let e=o.getBoundingClientRect();i=Math.min(e.top,i),a=Math.max(e.bottom,a)}return t.clientX>=n-$s&&t.clientX<=r+$s&&t.clientY>=i-$s&&t.clientY<=a+$s}function tc(e,t,n,r,i,a){let o=e.scrollDOM.getBoundingClientRect(),s=e.documentTop+e.documentPadding.top+e.contentHeight;if(o.left>r||o.right<r||o.top>i||Math.min(o.bottom,s)<i)return!1;let c=e.posAtCoords({x:r,y:i},!1);return c>=t&&c<=n}function nc(e,t={}){let n=M.define(),r=new WeakMap,i=ve.define({create(){return[]},update(e,a){let o=r.get(e);if(e.length&&(t.hideOnChange&&(a.docChanged||a.selection)||o&&o(a)?e=[]:t.hideOn&&(e=e.filter(e=>!t.hideOn(a,e)))),a.docChanged&&e.length){let t=[];for(let n of e){let e=a.changes.mapPos(n.pos,-1,k.TrackDel);if(e!=null){let r=Object.assign(Object.create(null),n);r.pos=e,r.end!=null&&(r.end=a.changes.mapPos(r.end)),t.push(r)}}e=t}for(let t of a.effects)t.is(n)&&(e=t.value,o=void 0),(t.is(ac)&&!t.value||t.value==i)&&(e=[]);return e.length&&o&&r.set(e,o),e},provide:e=>Js.from(e)}),a=V.define(a=>new Qs(a,e,i,r,n,t.hoverTime||300));return{active:i,extension:[i,a,Zs.of(a),Xs]}}function rc(e,t,n,r={}){let i=e.state.facet(Zs).map(t=>e.plugin(t)).filter(e=>!!e);if(r.tooltip&&r.tooltip.active){let e=i.find(e=>e.field==r.tooltip.active);e&&(i=[e])}for(let a of i)a.activateHover(e,t,n,r.until??(()=>!1))}function ic(e,t){let n=e.plugin(Us);if(!n)return null;let r=n.manager.tooltips.indexOf(t);return 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n=e.state.facet(dc);if(n!=this.input){let t=n.filter(e=>e),r=[],i=[],a=[],o=[];for(let n of t){let t=this.specs.indexOf(n),s;t<0?(s=n(e.view),o.push(s)):(s=this.panels[t],s.update&&s.update(e)),r.push(s),(s.top?i:a).push(s)}this.specs=t,this.panels=r,this.top.sync(i),this.bottom.sync(a);for(let e of o)e.dom.classList.add(`cm-panel`),e.mount&&e.mount()}else for(let t of this.panels)t.update&&t.update(e)}destroy(){this.top.sync([]),this.bottom.sync([])}},{provide:e=>W.scrollMargins.of(t=>{let n=t.plugin(e);return n&&{top:n.top.scrollMargin(),bottom:n.bottom.scrollMargin()}})}),lc=class{constructor(e,t,n){this.view=e,this.top=t,this.container=n,this.dom=void 0,this.classes=``,this.panels=[],this.syncClasses()}sync(e){for(let t of this.panels)t.destroy&&e.indexOf(t)<0&&t.destroy();this.panels=e,this.syncDOM()}syncDOM(){if(this.panels.length==0){this.dom&&=(this.dom.remove(),void 0);return}if(!this.dom){this.dom=document.createElement(`div`),this.dom.className=this.top?`cm-panels 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i=r.nodeName==`FORM`?[r]:r.querySelectorAll(`form`);for(let e=0;e<i.length;e++){let t=i[e];t.addEventListener(`keydown`,e=>{e.keyCode==27?(e.preventDefault(),o(null)):e.keyCode==13&&(e.preventDefault(),o(t))}),t.addEventListener(`submit`,e=>{e.preventDefault(),o(t)})}let a=I(`div`,r,I(`button`,{onclick:()=>o(null),"aria-label":e.state.phrase(`close`),class:`cm-dialog-close`,type:`button`},[`×`]));t.class&&(a.className=t.class),a.classList.add(`cm-dialog`);function o(t){a.contains(a.ownerDocument.activeElement)&&e.focus(),n(t)}return{dom:a,top:t.top,mount:()=>{if(t.focus){let e;e=typeof t.focus==`string`?r.querySelector(t.focus):r.querySelector(`input`)||r.querySelector(`button`),e&&`select`in e?e.select():e&&`focus`in e&&e.focus()}}}}var _c=class extends $e{compare(e){return this==e||this.constructor==e.constructor&&this.eq(e)}eq(e){return!1}destroy(e){}};_c.prototype.elementClass=``,_c.prototype.toDOM=void 0,_c.prototype.mapMode=k.TrackBefore,_c.prototype.startSide=_c.prototype.endSide=-1,_c.prototype.point=!0;var vc=j.define(),yc=j.define(),bc={class:``,renderEmptyElements:!1,elementStyle:``,markers:()=>F.empty,lineMarker:()=>null,widgetMarker:()=>null,lineMarkerChange:null,initialSpacer:null,updateSpacer:null,domEventHandlers:{},side:`before`},xc=j.define();function Sc(e){return[wc(),xc.of({...bc,...e})]}var Cc=j.define({combine:e=>e.some(e=>e)});function wc(e){let t=[Tc];return e&&e.fixed===!1&&t.push(Cc.of(!0)),t}var Tc=V.fromClass(class{constructor(e){this.view=e,this.domAfter=null,this.prevViewport=e.viewport,this.dom=document.createElement(`div`),this.dom.className=`cm-gutters cm-gutters-before`,this.dom.setAttribute(`aria-hidden`,`true`),this.dom.style.minHeight=this.view.contentHeight/this.view.scaleY+`px`,this.gutters=e.state.facet(xc).map(t=>new kc(e,t)),this.fixed=!e.state.facet(Cc);for(let e of this.gutters)e.config.side==`after`?this.getDOMAfter().appendChild(e.dom):this.dom.appendChild(e.dom);this.fixed&&(this.dom.style.position=`sticky`),this.syncGutters(!1),e.scrollDOM.insertBefore(this.dom,e.contentDOM)}getDOMAfter(){return this.domAfter||(this.domAfter=document.createElement(`div`),this.domAfter.className=`cm-gutters cm-gutters-after`,this.domAfter.setAttribute(`aria-hidden`,`true`),this.domAfter.style.minHeight=this.view.contentHeight/this.view.scaleY+`px`,this.domAfter.style.position=this.fixed?`sticky`:``,this.view.scrollDOM.appendChild(this.domAfter)),this.domAfter}update(e){if(this.updateGutters(e)){let t=this.prevViewport,n=e.view.viewport,r=Math.min(t.to,n.to)-Math.max(t.from,n.from);this.syncGutters(r<(n.to-n.from)*.8)}if(e.geometryChanged){let e=this.view.contentHeight/this.view.scaleY+`px`;this.dom.style.minHeight=e,this.domAfter&&(this.domAfter.style.minHeight=e)}this.view.state.facet(Cc)!=!this.fixed&&(this.fixed=!this.fixed,this.dom.style.position=this.fixed?`sticky`:``,this.domAfter&&(this.domAfter.style.position=this.fixed?`sticky`:``)),this.prevViewport=e.view.viewport}syncGutters(e){let t=this.dom.nextSibling;e&&(this.dom.remove(),this.domAfter&&this.domAfter.remove());let n=F.iter(this.view.state.facet(vc),this.view.viewport.from),r=[],i=this.gutters.map(e=>new Oc(e,this.view.viewport,-this.view.documentPadding.top));for(let e of this.view.viewportLineBlocks)if(r.length&&(r=[]),Array.isArray(e.type)){let t=!0;for(let a of e.type)if(a.type==Zt.Text&&t){Dc(n,r,a.from);for(let e of i)e.line(this.view,a,r);t=!1}else if(a.widget)for(let e of i)e.widget(this.view,a)}else if(e.type==Zt.Text){Dc(n,r,e.from);for(let t of i)t.line(this.view,e,r)}else if(e.widget)for(let t of i)t.widget(this.view,e);for(let e of i)e.finish();e&&(this.view.scrollDOM.insertBefore(this.dom,t),this.domAfter&&this.view.scrollDOM.appendChild(this.domAfter))}updateGutters(e){let t=e.startState.facet(xc),n=e.state.facet(xc),r=e.docChanged||e.heightChanged||e.viewportChanged||!F.eq(e.startState.facet(vc),e.state.facet(vc),e.view.viewport.from,e.view.viewport.to);if(t==n)for(let t of this.gutters)t.update(e)&&(r=!0);else{r=!0;let i=[];for(let r of n){let n=t.indexOf(r);n<0?i.push(new kc(this.view,r)):(this.gutters[n].update(e),i.push(this.gutters[n]))}for(let e of this.gutters)e.dom.remove(),i.indexOf(e)<0&&e.destroy();for(let e of i)e.config.side==`after`?this.getDOMAfter().appendChild(e.dom):this.dom.appendChild(e.dom);this.gutters=i}return r}destroy(){for(let e of this.gutters)e.destroy();this.dom.remove(),this.domAfter&&this.domAfter.remove()}},{provide:e=>W.scrollMargins.of(t=>{let n=t.plugin(e);if(!n||n.gutters.length==0||!n.fixed)return null;let r=n.dom.offsetWidth*t.scaleX,i=n.domAfter?n.domAfter.offsetWidth*t.scaleX:0;return t.textDirection==z.LTR?{left:r,right:i}:{right:r,left:i}})});function Ec(e){return Array.isArray(e)?e:[e]}function Dc(e,t,n){for(;e.value&&e.from<=n;)e.from==n&&t.push(e.value),e.next()}var Oc=class{constructor(e,t,n){this.gutter=e,this.height=n,this.i=0,this.cursor=F.iter(e.markers,t.from)}addElement(e,t,n){let{gutter:r}=this,i=(t.top-this.height)/e.scaleY,a=t.height/e.scaleY;if(this.i==r.elements.length){let t=new Ac(e,a,i,n);r.elements.push(t),r.dom.appendChild(t.dom)}else r.elements[this.i].update(e,a,i,n);this.height=t.bottom,this.i++}line(e,t,n){let r=[];Dc(this.cursor,r,t.from),n.length&&(r=r.concat(n));let i=this.gutter.config.lineMarker(e,t,r);i&&r.unshift(i);let a=this.gutter;r.length==0&&!a.config.renderEmptyElements||this.addElement(e,t,r)}widget(e,t){let n=this.gutter.config.widgetMarker(e,t.widget,t),r=n?[n]:null;for(let n of e.state.facet(yc)){let i=n(e,t.widget,t);i&&(r||=[]).push(i)}r&&this.addElement(e,t,r)}finish(){let e=this.gutter;for(;e.elements.length>this.i;){let t=e.elements.pop();e.dom.removeChild(t.dom),t.destroy()}}},kc=class{constructor(e,t){this.view=e,this.config=t,this.elements=[],this.spacer=null,this.dom=document.createElement(`div`),this.dom.className=`cm-gutter`+(this.config.class?` `+this.config.class:``);for(let n in t.domEventHandlers)this.dom.addEventListener(n,r=>{let i=r.target,a;if(i!=this.dom&&this.dom.contains(i)){for(;i.parentNode!=this.dom;)i=i.parentNode;let e=i.getBoundingClientRect();a=(e.top+e.bottom)/2}else a=r.clientY;let o=e.lineBlockAtHeight(a-e.documentTop);t.domEventHandlers[n](e,o,r)&&r.preventDefault()});this.markers=Ec(t.markers(e)),t.initialSpacer&&(this.spacer=new Ac(e,0,0,[t.initialSpacer(e)]),this.dom.appendChild(this.spacer.dom),this.spacer.dom.style.cssText+=`visibility: hidden; pointer-events: none`)}update(e){let t=this.markers;if(this.markers=Ec(this.config.markers(e.view)),this.spacer&&this.config.updateSpacer){let t=this.config.updateSpacer(this.spacer.markers[0],e);t!=this.spacer.markers[0]&&this.spacer.update(e.view,0,0,[t])}let n=e.view.viewport;return!F.eq(this.markers,t,n.from,n.to)||(this.config.lineMarkerChange?this.config.lineMarkerChange(e):!1)}destroy(){for(let e of this.elements)e.destroy()}},Ac=class{constructor(e,t,n,r){this.height=-1,this.above=0,this.markers=[],this.dom=document.createElement(`div`),this.dom.className=`cm-gutterElement`,this.update(e,t,n,r)}update(e,t,n,r){this.height!=t&&(this.height=t,this.dom.style.height=t+`px`),this.above!=n&&(this.dom.style.marginTop=(this.above=n)?n+`px`:``),jc(this.markers,r)||this.setMarkers(e,r)}setMarkers(e,t){let n=`cm-gutterElement`,r=this.dom.firstChild;for(let i=0,a=0;;){let o=a,s=i<t.length?t[i++]:null,c=!1;if(s){let e=s.elementClass;e&&(n+=` `+e);for(let 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e{constructor(e){this.types=e;for(let t=0;t<e.length;t++)if(e[t].id!=t)throw RangeError(`Node type ids should correspond to array positions when creating a node set`)}extend(...t){let n=[];for(let e of this.types){let r=null;for(let n of t){let t=n(e);if(t){r||=Object.assign({},e.props);let n=t[1],i=t[0];i.combine&&i.id in r&&(n=i.combine(r[i.id],n)),r[i.id]=n}}n.push(r?new Jc(e.name,r,e.id,e.flags):e)}return new e(n)}},Xc=new WeakMap,Zc=new WeakMap,K;(function(e){e[e.ExcludeBuffers=1]=`ExcludeBuffers`,e[e.IncludeAnonymous=2]=`IncludeAnonymous`,e[e.IgnoreMounts=4]=`IgnoreMounts`,e[e.IgnoreOverlays=8]=`IgnoreOverlays`,e[e.EnterBracketed=16]=`EnterBracketed`})(K||={});var q=class e{constructor(e,t,n,r,i){if(this.type=e,this.children=t,this.positions=n,this.length=r,this.props=null,i&&i.length){this.props=Object.create(null);for(let[e,t]of i)this.props[typeof e==`number`?e:e.id]=t}}toString(){let e=Kc.get(this);if(e&&!e.overlay)return e.tree.toString();let t=``;for(let e of 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0:this.type.prop(e)}get propValues(){let e=[];if(this.props)for(let t in this.props)e.push([+t,this.props[t]]);return e}balance(t={}){return this.children.length<=8?this:gl(Jc.none,this.children,this.positions,0,this.children.length,0,this.length,(t,n,r)=>new e(this.type,t,n,r,this.propValues),t.makeTree||((t,n,r)=>new e(Jc.none,t,n,r)))}static build(e){return pl(e)}};q.empty=new q(Jc.none,[],[],0);var Qc=class e{constructor(e,t){this.buffer=e,this.index=t}get id(){return this.buffer[this.index-4]}get start(){return this.buffer[this.index-3]}get end(){return this.buffer[this.index-2]}get size(){return this.buffer[this.index-1]}get pos(){return this.index}next(){this.index-=4}fork(){return new e(this.buffer,this.index)}},$c=class e{constructor(e,t,n){this.buffer=e,this.length=t,this.set=n}get type(){return Jc.none}toString(){let e=[];for(let t=0;t<this.buffer.length;)e.push(this.childString(t)),t=this.buffer[t+3];return e.join(`,`)}childString(e){let t=this.buffer[e],n=this.buffer[e+3],r=this.set.types[t],i=r.name;if(/\W/.test(i)&&!r.isError&&(i=JSON.stringify(i)),e+=4,n==e)return i;let a=[];for(;e<n;)a.push(this.childString(e)),e=this.buffer[e+3];return i+`(`+a.join(`,`)+`)`}findChild(e,t,n,r,i){let{buffer:a}=this,o=-1;for(let s=e;s!=t&&!(el(i,r,a[s+1],a[s+2])&&(o=s,n>0));s=a[s+3]);return o}slice(t,n,r){let i=this.buffer,a=new Uint16Array(n-t),o=0;for(let e=t,s=0;e<n;){a[s++]=i[e++],a[s++]=i[e++]-r;let n=a[s++]=i[e++]-r;a[s++]=i[e++]-t,o=Math.max(o,n)}return new e(a,o,this.set)}};function el(e,t,n,r){switch(e){case-2:return n<t;case-1:return r>=t&&n<t;case 0:return n<t&&r>t;case 1:return n<=t&&r>t;case 2:return r>t;case 4:return!0}}function tl(e,t,n,r){for(;e.from==e.to||(n<1?e.from>=t:e.from>t)||(n>-1?e.to<=t:e.to<t);){let t=!r&&e instanceof rl&&e.index<0?null:e.parent;if(!t)return e;e=t}let i=r?0:K.IgnoreOverlays;if(r)for(let r=e,a=r.parent;a;r=a,a=r.parent)r instanceof 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e=nu.get(),t=this.stoppedAt==null?this.to:Math.min(this.to,this.stoppedAt),n=Math.min(t,this.chunkStart+512);for(e&&(n=Math.min(n,e.viewport.to));this.parsedPos<n;)this.parseLine(e);return this.chunkStart<this.parsedPos&&this.finishChunk(),this.parsedPos>=t?this.finish():e&&this.parsedPos>=e.viewport.to?(e.skipUntilInView(this.parsedPos,t),this.finish()):null}stopAt(e){this.stoppedAt=e}lineAfter(e){let t=this.input.chunk(e);if(this.input.lineChunks)t==`12+`&&(t=``);else{let e=t.indexOf(`13+`);e>-1&&(t=t.slice(0,e))}return e+t.length<=this.to?t:t.slice(0,this.to-e)}nextLine(){let e=this.parsedPos,t=this.lineAfter(e),n=e+t.length;for(let e=this.rangeIndex;;){let r=this.ranges[e].to;if(r>=n||(t=t.slice(0,r-(n-t.length)),e++,e==this.ranges.length))break;let i=this.ranges[e].from,a=this.lineAfter(i);t+=a,n=i+a.length}return{line:t,end:n}}skipGapsTo(e,t,n){for(;;){let r=this.ranges[this.rangeIndex].to,i=e+t;if(n>0?r>i:r>=i)break;let a=this.ranges[++this.rangeIndex].from;t+=a-r}return t}moveRangeIndex(){for(;this.ranges[this.rangeIndex].to<this.parsedPos;)this.rangeIndex++}emitToken(e,t,n,r){let i=4;if(this.ranges.length>1){r=this.skipGapsTo(t,r,1),t+=r;let e=this.chunk.length;r=this.skipGapsTo(n,r,-1),n+=r,i+=this.chunk.length-e}let a=this.chunk.length-4;return this.lang.streamParser.mergeTokens&&i==4&&a>=0&&this.chunk[a]==e&&this.chunk[a+2]==t?this.chunk[a+2]=n:this.chunk.push(e,t,n,i),r}parseLine(e){let{line:t,end:n}=this.nextLine(),r=0,{streamParser:i}=this.lang,a=new Ad(t,e?e.state.tabSize:4,e?fu(e.state):2);if(a.eol())i.blankLine(this.state,a.indentUnit);else for(;!a.eol();){let e=zd(i.token,a,this.state);if(e&&(r=this.emitToken(this.lang.tokenTable.resolve(e),this.parsedPos+a.start,this.parsedPos+a.pos,r)),a.start>1e4)break}this.parsedPos=n,this.moveRangeIndex(),this.parsedPos<this.to&&this.parsedPos++}finishChunk(){let e=q.build({buffer:this.chunk,start:this.chunkStart,length:this.parsedPos-this.chunkStart,nodeSet:Hd,topID:0,maxBufferLength:512,reused:this.chunkReused});e=new q(e.type,e.children,e.positions,e.length,[[this.lang.stateAfter,this.lang.streamParser.copyState(this.state)]]),this.chunks.push(e),this.chunkPos.push(this.chunkStart-this.ranges[0].from),this.chunk=[],this.chunkReused=void 0,this.chunkStart=this.parsedPos}finish(){return new q(this.lang.topNode,this.chunks,this.chunkPos,this.parsedPos-this.ranges[0].from).balance()}};function zd(e,t,n){t.start=t.pos;for(let r=0;r<10;r++){let r=e(t,n);if(t.pos>t.start)return r}throw Error(`Stream parser failed to advance stream.`)}var Bd=Object.create(null),Vd=[Jc.none],Hd=new Yc(Vd),Ud=[],Wd=Object.create(null),Gd=Object.create(null);for(let[e,t]of[[`variable`,`variableName`],[`variable-2`,`variableName.special`],[`string-2`,`string.special`],[`def`,`variableName.definition`],[`tag`,`tagName`],[`attribute`,`attributeName`],[`type`,`typeName`],[`builtin`,`variableName.standard`],[`qualifier`,`modifier`],[`error`,`invalid`],[`header`,`heading`],[`property`,`propertyName`]])Gd[e]=Yd(Bd,t);var Kd=class{constructor(e){this.extra=e,this.table=Object.assign(Object.create(null),Gd)}resolve(e){return e?this.table[e]||(this.table[e]=Yd(this.extra,e)):0}},qd=new Kd(Bd);function Jd(e,t){Ud.indexOf(e)>-1||(Ud.push(e),console.warn(t))}function Yd(e,t){let n=[];for(let r of t.split(` `)){let t=[];for(let n of r.split(`.`)){let r=e[n]||Y[n];r?typeof r==`function`?t.length?t=t.map(r):Jd(n,`Modifier ${n} used at start of tag`):t.length?Jd(n,`Tag ${n} used as modifier`):t=Array.isArray(r)?r:[r]:Jd(n,`Unknown highlighting tag ${n}`)}for(let e of t)n.push(e)}if(!n.length)return 0;let r=t.replace(/ /g,`_`),i=r+` `+n.map(e=>e.id),a=Wd[i];if(a)return a.id;let o=Wd[i]=Jc.define({id:Vd.length,name:r,props:[El({[r]:n})]});return Vd.push(o),o.id}function Xd(e,t){let n=Jc.define({id:Vd.length,name:`Document`,props:[Jl.add(()=>e),gu.add(()=>e=>t.getIndent(e))],top:!0});return Vd.push(n),n}z.RTL,z.LTR;var Zd=e=>{let{state:t}=e,n=t.doc.lineAt(t.selection.main.from),r=nf(e.state,n.from);return r.line?$d(e):r.block?tf(e):!1};function Qd(e,t){return({state:n,dispatch:r})=>{if(n.readOnly)return!1;let i=e(t,n);return i?(r(n.update(i)),!0):!1}}var $d=Qd(cf,0),ef=Qd(sf,0),tf=Qd((e,t)=>sf(e,t,of(t)),0);function nf(e,t){let n=e.languageDataAt(`commentTokens`,t,1);return n.length?n[0]:{}}var rf=50;function af(e,{open:t,close:n},r,i){let a=e.sliceDoc(r-rf,r),o=e.sliceDoc(i,i+rf),s=/\s*$/.exec(a)[0].length,c=/^\s*/.exec(o)[0].length,l=a.length-s;if(a.slice(l-t.length,l)==t&&o.slice(c,c+n.length)==n)return{open:{pos:r-s,margin:s&&1},close:{pos:i+c,margin:c&&1}};let u,d;i-r<=100?u=d=e.sliceDoc(r,i):(u=e.sliceDoc(r,r+rf),d=e.sliceDoc(i-rf,i));let f=/^\s*/.exec(u)[0].length,p=/\s*$/.exec(d)[0].length,m=d.length-p-n.length;return u.slice(f,f+t.length)==t&&d.slice(m,m+n.length)==n?{open:{pos:r+f+t.length,margin:+!!/\s/.test(u.charAt(f+t.length))},close:{pos:i-p-n.length,margin:+!!/\s/.test(d.charAt(m-1))}}:null}function of(e){let t=[];for(let n of e.selection.ranges){let r=e.doc.lineAt(n.from),i=n.to<=r.to?r:e.doc.lineAt(n.to);i.from>r.from&&i.from==n.to&&(i=n.to==r.to+1?r:e.doc.lineAt(n.to-1));let a=t.length-1;a>=0&&t[a].to>r.from?t[a].to=i.to:t.push({from:r.from+/^\s*/.exec(r.text)[0].length,to:i.to})}return t}function sf(e,t,n=t.selection.ranges){let r=n.map(e=>nf(t,e.from).block);if(!r.every(e=>e))return null;let i=n.map((e,n)=>af(t,r[n],e.from,e.to));if(e!=2&&!i.every(e=>e))return{changes:t.changes(n.map((e,t)=>i[t]?[]:[{from:e.from,insert:r[t].open+` `},{from:e.to,insert:` `+r[t].close}]))};if(e!=1&&i.some(e=>e)){let e=[];for(let t=0,n;t<i.length;t++)if(n=i[t]){let i=r[t],{open:a,close:o}=n;e.push({from:a.pos-i.open.length,to:a.pos+a.margin},{from:o.pos-o.margin,to:o.pos+i.close.length})}return{changes:e}}return null}function cf(e,t,n=t.selection.ranges){let r=[],i=-1;ranges:for(let{from:e,to:a}of n){let n=r.length,o=1e9,s;for(let n=e;n<=a;){let c=t.doc.lineAt(n);if(s==null&&(s=nf(t,c.from).line,!s))continue ranges;if(c.from>i&&(e==a||a>c.from)){i=c.from;let e=/^\s*/.exec(c.text)[0].length,t=e==c.length,n=c.text.slice(e,e+s.length)==s?e:-1;e<c.text.length&&e<o&&(o=e),r.push({line:c,comment:n,token:s,indent:e,empty:t,single:!1})}n=c.to+1}if(o<1e9)for(let e=n;e<r.length;e++)r[e].indent<r[e].line.text.length&&(r[e].indent=o);r.length==n+1&&(r[n].single=!0)}if(e!=2&&r.some(e=>e.comment<0&&(!e.empty||e.single))){let e=[];for(let{line:t,token:n,indent:i,empty:a,single:o}of r)(o||!a)&&e.push({from:t.from+i,insert:n+` `});let n=t.changes(e);return{changes:n,selection:t.selection.map(n,1)}}if(e!=1&&r.some(e=>e.comment>=0)){let e=[];for(let{line:t,comment:n,token:i}of r)if(n>=0){let r=t.from+n,a=r+i.length;t.text[a-t.from]==` `&&a++,e.push({from:r,to:a})}return{changes:e}}return null}var lf=Ie.define(),uf=Ie.define(),df=j.define(),ff=j.define({combine(e){return Qe(e,{minDepth:100,newGroupDelay:500,joinToEvent:(e,t)=>t},{minDepth:Math.max,newGroupDelay:Math.min,joinToEvent:(e,t)=>(n,r)=>e(n,r)||t(n,r)})}}),pf=ve.define({create(){return Mf.empty},update(e,t){let n=t.state.facet(ff),r=t.annotation(lf);if(r){let i=bf.fromTransaction(t,r.selection),a=r.side,o=a==0?e.undone:e.done;return o=i?xf(o,o.length,n.minDepth,i):Df(o,t.startState.selection),new Mf(a==0?r.rest:o,a==0?o:r.rest)}let i=t.annotation(uf);if((i==`full`||i==`before`)&&(e=e.isolate()),t.annotation(ze.addToHistory)===!1)return t.changes.empty?e:e.addMapping(t.changes.desc);let a=bf.fromTransaction(t),o=t.annotation(ze.time),s=t.annotation(ze.userEvent);return a?e=e.addChanges(a,o,s,n,t):t.selection&&(e=e.addSelection(t.startState.selection,o,s,n.newGroupDelay)),(i==`full`||i==`after`)&&(e=e.isolate()),e},toJSON(e){return{done:e.done.map(e=>e.toJSON()),undone:e.undone.map(e=>e.toJSON())}},fromJSON(e){return new Mf(e.done.map(bf.fromJSON),e.undone.map(bf.fromJSON))}});function mf(e={}){return[pf,ff.of(e),W.domEventHandlers({beforeinput(e,t){let n=e.inputType==`historyUndo`?gf:e.inputType==`historyRedo`?_f:null;return n?(e.preventDefault(),n(t)):!1}})]}function hf(e,t){return function({state:n,dispatch:r}){if(!t&&n.readOnly)return!1;let i=n.field(pf,!1);if(!i)return!1;let a=i.pop(e,n,t);return a?(r(a),!0):!1}}var gf=hf(0,!1),_f=hf(1,!1),vf=hf(0,!0),yf=hf(1,!0),bf=class e{constructor(e,t,n,r,i){this.changes=e,this.effects=t,this.mapped=n,this.startSelection=r,this.selectionsAfter=i}setSelAfter(t){return new e(this.changes,this.effects,this.mapped,this.startSelection,t)}toJSON(){return{changes:this.changes?.toJSON(),mapped:this.mapped?.toJSON(),startSelection:this.startSelection?.toJSON(),selectionsAfter:this.selectionsAfter.map(e=>e.toJSON())}}static fromJSON(t){return new e(t.changes&&ne.fromJSON(t.changes),[],t.mapped&&te.fromJSON(t.mapped),t.startSelection&&A.fromJSON(t.startSelection),t.selectionsAfter.map(A.fromJSON))}static fromTransaction(t,n){let r=Tf;for(let e of t.startState.facet(df)){let n=e(t);n.length&&(r=r.concat(n))}return!r.length&&t.changes.empty?null:new e(t.changes.invert(t.startState.doc),r,void 0,n||t.startState.selection,Tf)}static selection(t){return new e(void 0,Tf,void 0,void 0,t)}};function xf(e,t,n,r){let i=t+1>n+20?t-n-1:0,a=e.slice(i,t);return a.push(r),a}function Sf(e,t){let n=[],r=!1;return e.iterChangedRanges((e,t)=>n.push(e,t)),t.iterChangedRanges((e,t,i,a)=>{for(let e=0;e<n.length;){let t=n[e++],o=n[e++];a>=t&&i<=o&&(r=!0)}}),r}function Cf(e,t){return e.ranges.length==t.ranges.length&&e.ranges.filter((e,n)=>e.empty!=t.ranges[n].empty).length===0}function wf(e,t){return e.length?t.length?e.concat(t):e:t}var Tf=[],Ef=200;function Df(e,t){if(e.length){let n=e[e.length-1],r=n.selectionsAfter.slice(Math.max(0,n.selectionsAfter.length-Ef));return r.length&&r[r.length-1].eq(t)?e:(r.push(t),xf(e,e.length-1,1e9,n.setSelAfter(r)))}return[bf.selection([t])]}function Of(e){let t=e[e.length-1],n=e.slice();return n[e.length-1]=t.setSelAfter(t.selectionsAfter.slice(0,t.selectionsAfter.length-1)),n}function kf(e,t){if(!e.length)return e;let n=e.length,r=Tf;for(;n;){let i=Af(e[n-1],t,r);if(i.changes&&!i.changes.empty||i.effects.length){let t=e.slice(0,n);return t[n-1]=i,t}t=i.mapped,n--,r=i.selectionsAfter}return r.length?[bf.selection(r)]:Tf}function Af(e,t,n){let r=wf(e.selectionsAfter.length?e.selectionsAfter.map(e=>e.map(t)):Tf,n);if(!e.changes)return bf.selection(r);let i=e.changes.map(t),a=t.mapDesc(e.changes,!0),o=e.mapped?e.mapped.composeDesc(a):a;return new bf(i,M.mapEffects(e.effects,t),o,e.startSelection.map(a),r)}var jf=/^(input\.type|delete)($|\.)/,Mf=class e{constructor(e,t,n=0,r=void 0){this.done=e,this.undone=t,this.prevTime=n,this.prevUserEvent=r}isolate(){return this.prevTime?new e(this.done,this.undone):this}addChanges(t,n,r,i,a){let o=this.done,s=o[o.length-1];return o=s&&s.changes&&!s.changes.empty&&t.changes&&(!r||jf.test(r))&&(!s.selectionsAfter.length&&n-this.prevTime<i.newGroupDelay&&i.joinToEvent(a,Sf(s.changes,t.changes))||r==`input.type.compose`)?xf(o,o.length-1,i.minDepth,new bf(t.changes.compose(s.changes),wf(M.mapEffects(t.effects,s.changes),s.effects),s.mapped,s.startSelection,Tf)):xf(o,o.length,i.minDepth,t),new e(o,Tf,n,r)}addSelection(t,n,r,i){let a=this.done.length?this.done[this.done.length-1].selectionsAfter:Tf;return a.length>0&&n-this.prevTime<i&&r==this.prevUserEvent&&r&&/^select($|\.)/.test(r)&&Cf(a[a.length-1],t)?this:new e(Df(this.done,t),this.undone,n,r)}addMapping(t){return new e(kf(this.done,t),kf(this.undone,t),this.prevTime,this.prevUserEvent)}pop(e,t,n){let r=e==0?this.done:this.undone;if(r.length==0)return null;let i=r[r.length-1],a=i.selectionsAfter[0]||(i.startSelection?i.startSelection.map(i.changes.invertedDesc,1):t.selection);if(n&&i.selectionsAfter.length)return t.update({selection:i.selectionsAfter[i.selectionsAfter.length-1],annotations:lf.of({side:e,rest:Of(r),selection:a}),userEvent:e==0?`select.undo`:`select.redo`,scrollIntoView:!0});if(i.changes){let n=r.length==1?Tf:r.slice(0,r.length-1);return i.mapped&&(n=kf(n,i.mapped)),t.update({changes:i.changes,selection:i.startSelection,effects:i.effects,annotations:lf.of({side:e,rest:n,selection:a}),filter:!1,userEvent:e==0?`undo`:`redo`,scrollIntoView:!0})}return null}};Mf.empty=new Mf(Tf,Tf);var Nf=[{key:`Mod-z`,run:gf,preventDefault:!0},{key:`Mod-y`,mac:`Mod-Shift-z`,run:_f,preventDefault:!0},{linux:`Ctrl-Shift-z`,run:_f,preventDefault:!0},{key:`Mod-u`,run:vf,preventDefault:!0},{key:`Alt-u`,mac:`Mod-Shift-u`,run:yf,preventDefault:!0}];function Pf(e,t){return A.create(e.ranges.map(t),e.mainIndex)}function Ff(e,t){return e.update({selection:t,scrollIntoView:!0,userEvent:`select`})}function If({state:e,dispatch:t},n){let r=Pf(e.selection,n);return!r.eq(e.selection,!0)&&(t(Ff(e,r)),!0)}function Lf(e,t){return A.cursor(t?e.to:e.from)}function Rf(e,t){return If(e,n=>n.empty?e.moveByChar(n,t):Lf(n,t))}function zf(e){return e.textDirectionAt(e.state.selection.main.head)==z.LTR}var Bf=e=>Rf(e,!zf(e)),Vf=e=>Rf(e,zf(e));function Hf(e,t){return If(e,n=>n.empty?e.moveByGroup(n,t):Lf(n,t))}var Uf=e=>Hf(e,!zf(e)),Wf=e=>Hf(e,zf(e));typeof Intl<`u`&&Intl.Segmenter;function Gf(e,t,n){if(t.type.prop(n))return!0;let r=t.to-t.from;return 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rp=e=>If(e,t=>np(e,t,!0)),ip=e=>If(e,t=>np(e,t,!1)),ap=e=>If(e,t=>np(e,t,!zf(e))),op=e=>If(e,t=>np(e,t,zf(e))),sp=e=>If(e,t=>A.cursor(e.lineBlockAt(t.head).from,1)),cp=e=>If(e,t=>A.cursor(e.lineBlockAt(t.head).to,-1));function lp(e,t,n){let r=!1,i=Pf(e.selection,t=>{let i=Ed(e,t.head,-1)||Ed(e,t.head,1)||t.head>0&&Ed(e,t.head-1,1)||t.head<e.doc.length&&Ed(e,t.head+1,-1);if(!i||!i.end)return t;r=!0;let a=i.start.from==t.head?i.end.to:i.end.from;return n?A.range(t.anchor,a):A.cursor(a)});return r?(t(Ff(e,i)),!0):!1}var up=({state:e,dispatch:t})=>lp(e,t,!1);function dp(e,t,n){let r=Pf(e.state.selection,e=>{e.undirectional&&e.head>=e.anchor!=t&&(e=A.range(e.head,e.anchor));let r=n(e);return A.range(e.anchor,r.head,r.goalColumn,r.bidiLevel||void 0,r.assoc)});return!r.eq(e.state.selection)&&(e.dispatch(Ff(e.state,r)),!0)}function fp(e,t){return dp(e,t,n=>e.moveByChar(n,t))}var pp=e=>fp(e,!zf(e)),mp=e=>fp(e,zf(e));function hp(e,t){return dp(e,t,n=>e.moveByGroup(n,t))}var gp=e=>hp(e,!zf(e)),_p=e=>hp(e,zf(e)),vp=e=>{let t=!zf(e);return dp(e,t,n=>Kf(e.state,n,t))},yp=e=>{let t=zf(e);return dp(e,t,n=>Kf(e.state,n,t))};function bp(e,t){return dp(e,t,n=>e.moveVertically(n,t))}var xp=e=>bp(e,!1),Sp=e=>bp(e,!0);function Cp(e,t){return dp(e,t,n=>e.moveVertically(n,t,Qf(e).height))}var wp=e=>Cp(e,!1),Tp=e=>Cp(e,!0),Ep=e=>dp(e,!0,t=>np(e,t,!0)),Dp=e=>dp(e,!1,t=>np(e,t,!1)),Op=e=>{let t=!zf(e);return dp(e,t,n=>np(e,n,t))},kp=e=>{let t=zf(e);return dp(e,t,n=>np(e,n,t))},Ap=e=>dp(e,!1,t=>A.cursor(e.lineBlockAt(t.head).from)),jp=e=>dp(e,!0,t=>A.cursor(e.lineBlockAt(t.head).to)),Mp=({state:e,dispatch:t})=>(t(Ff(e,{anchor:0})),!0),Np=({state:e,dispatch:t})=>(t(Ff(e,{anchor:e.doc.length})),!0),Pp=({state:e,dispatch:t})=>(t(Ff(e,{anchor:e.selection.main.anchor,head:0})),!0),Fp=({state:e,dispatch:t})=>(t(Ff(e,{anchor:e.selection.main.anchor,head:e.doc.length})),!0),Ip=({state:e,dispatch:t})=>(t(e.update({selection:{anchor:0,head:e.doc.length},userEvent:`select`})),!0),Lp=({state:e,dispatch:t})=>{let n=nm(e).map(({from:t,to:n})=>A.undirectionalRange(t,Math.min(n+1,e.doc.length)));return t(e.update({selection:A.create(n),userEvent:`select`})),!0},Rp=({state:e,dispatch:t})=>{let n=Pf(e.selection,t=>{let n=X(e),r=n.resolveStack(t.from,1);if(t.empty){let e=n.resolveStack(t.from,-1);e.node.from>=r.node.from&&e.node.to<=r.node.to&&(r=e)}for(let e=r;e;e=e.next){let{node:n}=e;if((n.from<t.from&&n.to>=t.to||n.to>t.to&&n.from<=t.from)&&e.next)return A.undirectionalRange(n.from,n.to)}return t});return!n.eq(e.selection)&&(t(Ff(e,n)),!0)};function zp(e,t){let{state:n}=e,r=n.selection,i=n.selection.ranges.slice();for(let r of n.selection.ranges){let a=n.doc.lineAt(r.head);if(t?a.to<e.state.doc.length:a.from>0)for(let n=r;;){let r=e.moveVertically(n,t);if(r.head<a.from||r.head>a.to){i.some(e=>e.head==r.head)||i.push(r);break}if(r.head==n.head)break;n=r}}return i.length!=r.ranges.length&&(e.dispatch(Ff(n,A.create(i,i.length-1))),!0)}var Bp=e=>zp(e,!1),Vp=e=>zp(e,!0),Hp=({state:e,dispatch:t})=>{let n=e.selection,r=null;return n.ranges.length>1?r=A.create([n.main]):n.main.empty||(r=A.create([A.cursor(n.main.head)])),r?(t(Ff(e,r)),!0):!1};function Up(e,t){if(e.state.readOnly)return!1;let n=`delete.selection`,{state:r}=e,i=r.changeByRange(r=>{let{from:i,to:a}=r;if(i==a){let 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r=e.state.field(t),{options:i,selected:a}=r.open,o=e.state.facet(Jh);this.optionContent=Qh(o),this.optionClass=o.optionClass,this.tooltipClass=o.tooltipClass,this.range=$h(i.length,a,o.maxRenderedOptions),this.dom=document.createElement(`div`),this.dom.className=`cm-tooltip-autocomplete`,this.updateTooltipClass(e.state),this.dom.addEventListener(`mousedown`,n=>{let{options:r}=e.state.field(t).open;for(let t=n.target,i;t&&t!=this.dom;t=t.parentNode)if(t.nodeName==`LI`&&(i=/-(\d+)$/.exec(t.id))&&+i[1]<r.length){this.applyCompletion(e,r[+i[1]]),n.preventDefault();return}if(n.target==this.list){let t=this.list.classList.contains(`cm-completionListIncompleteTop`)&&n.clientY<this.list.firstChild.getBoundingClientRect().top?this.range.from-1:this.list.classList.contains(`cm-completionListIncompleteBottom`)&&n.clientY>this.list.lastChild.getBoundingClientRect().bottom?this.range.to:null;t!=null&&(e.dispatch({effects:Zh.of(t)}),n.preventDefault())}}),this.dom.addEventListener(`focusout`,t=>{let n=e.state.field(this.stateField,!1);n&&n.tooltip&&e.state.facet(Jh).closeOnBlur&&t.relatedTarget!=e.contentDOM&&e.dispatch({effects:Gh.of(null)})}),this.showOptions(i,r.id)}mount(){this.updateSel()}showOptions(e,t){this.list&&this.list.remove(),this.list=this.dom.appendChild(this.createListBox(e,t,this.range)),this.list.addEventListener(`scroll`,()=>{this.info&&this.view.requestMeasure(this.placeInfoReq)})}update(e){let t=e.state.field(this.stateField),n=e.startState.field(this.stateField);if(this.updateTooltipClass(e.state),t!=n){let{options:r,selected:i,disabled:a}=t.open;(!n.open||n.open.options!=r)&&(this.range=$h(r.length,i,e.state.facet(Jh).maxRenderedOptions),this.showOptions(r,t.id)),this.updateSel(),a!=n.open?.disabled&&this.dom.classList.toggle(`cm-tooltip-autocomplete-disabled`,!!a)}}updateTooltipClass(e){let t=this.tooltipClass(e);if(t!=this.currentClass){for(let e of this.currentClass.split(` `))e&&this.dom.classList.remove(e);for(let e of t.split(` 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r.top>Math.min(i.bottom,t.bottom)-10||r.bottom<Math.max(i.top,t.top)+10?null:this.view.state.facet(Jh).positionInfo(this.view,t,r,n,i,this.dom)}placeInfo(e){this.info&&(e?(e.style&&(this.info.style.cssText=e.style),this.info.className=`cm-tooltip cm-completionInfo `+(e.class||``)):this.info.style.cssText=`top: -1e6px`)}createListBox(e,t,n){let r=document.createElement(`ul`);r.id=t,r.setAttribute(`role`,`listbox`),r.setAttribute(`aria-expanded`,`true`),r.setAttribute(`aria-label`,this.view.state.phrase(`Completions`)),r.addEventListener(`mousedown`,e=>{e.target==r&&e.preventDefault()});let i=null;for(let a=n.from;a<n.to;a++){let{completion:o,match:s}=e[a],{section:c}=o;if(c){let e=typeof c==`string`?c:c.name;if(e!=i&&(a>n.from||n.from==0)){if(i=e,typeof c!=`string`&&c.header)r.appendChild(c.header(c));else{let t=r.appendChild(document.createElement(`completion-section`));t.textContent=e}}}let l=r.appendChild(document.createElement(`li`));l.id=t+`-`+a,l.setAttribute(`role`,`option`);let u=this.optionClass(o);u&&(l.className=u);for(let e of this.optionContent){let t=e(o,this.view.state,this.view,s);t&&l.appendChild(t)}}return n.from&&r.classList.add(`cm-completionListIncompleteTop`),n.to<e.length&&r.classList.add(`cm-completionListIncompleteBottom`),r}destroyInfo(){this.info&&=(this.infoDestroy&&this.infoDestroy(),this.info.remove(),null)}destroy(){this.destroyInfo()}};function tg(e,t){return n=>new eg(n,e,t)}function ng(e,t){let n=e.getBoundingClientRect(),r=t.getBoundingClientRect(),i=n.height/e.offsetHeight;r.top<n.top?e.scrollTop-=(n.top-r.top)/i:r.bottom>n.bottom&&(e.scrollTop+=(r.bottom-n.bottom)/i)}function rg(e){return(e.boost||0)*100+(e.apply?10:0)+(e.info?5:0)+ +!!e.type}function ig(e,t){let n=[],r=null,i=null,a=e=>{n.push(e);let{section:t}=e.completion;if(t){r||=[];let e=typeof t==`string`?t:t.name;r.some(t=>t.name==e)||r.push(typeof t==`string`?{name:e}:t)}},o=t.facet(Jh);for(let r of e)if(r.hasResult()){let 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o=a.stateFlag(i,1);!o&&(r>n||t<=a.maxNode)&&(this.reducePos=r),this.pushState(i,o?n:Math.min(n,this.reducePos)),this.shiftContext(t,n),t<=a.maxNode&&this.buffer.push(t,n,r,4)}}apply(e,t,n,r){e&65536?this.reduce(e):this.shift(e,t,n,r)}useNode(e,t){let n=this.p.reused.length-1;(n<0||this.p.reused[n]!=e)&&(this.p.reused.push(e),n++);let r=this.pos;this.reducePos=this.pos=r+e.length,this.pushState(t,r),this.buffer.push(n,r,this.reducePos,-1),this.curContext&&this.updateContext(this.curContext.tracker.reuse(this.curContext.context,e,this,this.p.stream.reset(this.pos-e.length)))}split(){let t=this,n=t.buffer.length;for(n&&t.buffer[n-4]==0&&(n-=4);n>0&&t.buffer[n-2]>t.reducePos;)n-=4;let r=t.buffer.slice(n),i=t.bufferBase+n;for(;t&&i==t.bufferBase;)t=t.parent;return new e(this.p,this.stack.slice(),this.state,this.reducePos,this.pos,this.score,r,i,this.curContext,this.lookAhead,t)}recoverByDelete(e,t){let n=e<=this.p.parser.maxNode;n&&this.storeNode(e,this.pos,t,4),this.storeNode(0,this.pos,t,n?8:4),this.pos=this.reducePos=t,this.score-=190}canShift(e){for(let t=new N_(this);;){let n=this.p.parser.stateSlot(t.state,4)||this.p.parser.hasAction(t.state,e);if(n==0)return!1;if(!(n&65536))return!0;t.reduce(n)}}recoverByInsert(e){if(this.stack.length>=300)return[];let t=this.p.parser.nextStates(this.state);if(t.length>8||this.stack.length>=120){let n=[];for(let r=0,i;r<t.length;r+=2)(i=t[r+1])!=this.state&&this.p.parser.hasAction(i,e)&&n.push(t[r],i);if(this.stack.length<120)for(let e=0;n.length<8&&e<t.length;e+=2){let r=t[e+1];n.some((e,t)=>t&1&&e==r)||n.push(t[e],r)}t=n}let n=[];for(let e=0;e<t.length&&n.length<4;e+=2){let r=t[e+1];if(r==this.state)continue;let i=this.split();i.pushState(r,this.pos),i.storeNode(0,i.pos,i.pos,4,!0),i.shiftContext(t[e],this.pos),i.reducePos=this.pos,i.score-=200,n.push(i)}return n}forceReduce(){let{parser:e}=this.p,t=e.stateSlot(this.state,5);if(!(t&65536))return!1;if(!e.validAction(this.state,t)){let n=t>>19,r=t&65535,i=this.stack.length-n*3;if(i<0||e.getGoto(this.stack[i],r,!1)<0){let e=this.findForcedReduction();if(e==null)return!1;t=e}this.storeNode(0,this.pos,this.pos,4,!0),this.score-=100}return this.reducePos=this.pos,this.reduce(t),!0}findForcedReduction(){let{parser:e}=this.p,t=[],n=(r,i)=>{if(!t.includes(r))return t.push(r),e.allActions(r,t=>{if(!(t&393216)){if(t&65536){let n=(t>>19)-i;if(n>1){let r=t&65535,i=this.stack.length-n*3;if(i>=0&&e.getGoto(this.stack[i],r,!1)>=0)return n<<19|65536|r}}else{let e=n(t,i+1);if(e!=null)return e}}})};return n(this.state,0)}forceAll(){for(;!this.p.parser.stateFlag(this.state,2);)if(!this.forceReduce()){this.storeNode(0,this.pos,this.pos,4,!0);break}return this}get deadEnd(){if(this.stack.length!=3)return!1;let{parser:e}=this.p;return e.data[e.stateSlot(this.state,1)]==65535&&!e.stateSlot(this.state,4)}restart(){this.storeNode(0,this.pos,this.pos,4,!0),this.state=this.stack[0],this.stack.length=0}sameState(e){if(this.state!=e.state||this.stack.length!=e.stack.length)return!1;for(let t=0;t<this.stack.length;t+=3)if(this.stack[t]!=e.stack[t])return!1;return!0}get parser(){return this.p.parser}dialectEnabled(e){return this.p.parser.dialect.flags[e]}shiftContext(e,t){this.curContext&&this.updateContext(this.curContext.tracker.shift(this.curContext.context,e,this,this.p.stream.reset(t)))}reduceContext(e,t){this.curContext&&this.updateContext(this.curContext.tracker.reduce(this.curContext.context,e,this,this.p.stream.reset(t)))}emitContext(){let e=this.buffer.length-1;(e<0||this.buffer[e]!=-3)&&this.buffer.push(this.curContext.hash,this.pos,this.pos,-3)}emitLookAhead(){let e=this.buffer.length-1;(e<0||this.buffer[e]!=-4)&&this.buffer.push(this.lookAhead,this.pos,this.pos,-4)}updateContext(e){if(e!=this.curContext.context){let t=new M_(this.curContext.tracker,e);t.hash!=this.curContext.hash&&this.emitContext(),this.curContext=t}}setLookAhead(e){return e<=this.lookAhead?!1:(this.emitLookAhead(),this.lookAhead=e,!0)}close(){this.curContext&&this.curContext.tracker.strict&&this.emitContext(),this.lookAhead>0&&this.emitLookAhead()}},M_=class{constructor(e,t){this.tracker=e,this.context=t,this.hash=e.strict?e.hash(t):0}},N_=class{constructor(e){this.start=e,this.state=e.state,this.stack=e.stack,this.base=this.stack.length}reduce(e){let t=e&65535,n=e>>19;n==0?(this.stack==this.start.stack&&(this.stack=this.stack.slice()),this.stack.push(this.state,0,0),this.base+=3):this.base-=(n-1)*3;let r=this.start.p.parser.getGoto(this.stack[this.base-3],t,!0);this.state=r}},P_=class e{constructor(e,t,n){this.stack=e,this.pos=t,this.index=n,this.buffer=e.buffer,this.index==0&&this.maybeNext()}static create(t,n=t.bufferBase+t.buffer.length){return new e(t,n,n-t.bufferBase)}maybeNext(){let e=this.stack.parent;e!=null&&(this.index=this.stack.bufferBase-e.bufferBase,this.stack=e,this.buffer=e.buffer)}get id(){return this.buffer[this.index-4]}get start(){return this.buffer[this.index-3]}get end(){return this.buffer[this.index-2]}get size(){return this.buffer[this.index-1]}next(){this.index-=4,this.pos-=4,this.index==0&&this.maybeNext()}fork(){return new e(this.stack,this.pos,this.index)}};function F_(e,t=Uint16Array){if(typeof e!=`string`)return e;let n=null;for(let r=0,i=0;r<e.length;){let a=0;for(;;){let t=e.charCodeAt(r++),n=!1;if(t==126){a=65535;break}t>=92&&t--,t>=34&&t--;let i=t-32;if(i>=46&&(i-=46,n=!0),a+=i,n)break;a*=46}n?n[i++]=a:n=new t(a)}return n}var I_=class{constructor(){this.start=-1,this.value=-1,this.end=-1,this.extended=-1,this.lookAhead=0,this.mask=0,this.context=0}},L_=new I_,R_=class{constructor(e,t){this.input=e,this.ranges=t,this.chunk=``,this.chunkOff=0,this.chunk2=``,this.chunk2Pos=0,this.next=-1,this.token=L_,this.rangeIndex=0,this.pos=this.chunkPos=t[0].from,this.range=t[0],this.end=t[t.length-1].to,this.readNext()}resolveOffset(e,t){let n=this.range,r=this.rangeIndex,i=this.pos+e;for(;i<n.from;){if(!r)return null;let e=this.ranges[--r];i-=n.from-e.to,n=e}for(;t<0?i>n.to:i>=n.to;){if(r==this.ranges.length-1)return null;let e=this.ranges[++r];i+=e.from-n.to,n=e}return i}clipPos(e){if(e>=this.range.from&&e<this.range.to)return e;for(let t of this.ranges)if(t.to>e)return Math.max(e,t.from);return this.end}peek(e){let t=this.chunkOff+e,n,r;if(t>=0&&t<this.chunk.length)n=this.pos+e,r=this.chunk.charCodeAt(t);else{let t=this.resolveOffset(e,1);if(t==null)return-1;if(n=t,n>=this.chunk2Pos&&n<this.chunk2Pos+this.chunk2.length)r=this.chunk2.charCodeAt(n-this.chunk2Pos);else{let e=this.rangeIndex,t=this.range;for(;t.to<=n;)t=this.ranges[++e];this.chunk2=this.input.chunk(this.chunk2Pos=n),n+this.chunk2.length>t.to&&(this.chunk2=this.chunk2.slice(0,t.to-n)),r=this.chunk2.charCodeAt(0)}}return n>=this.token.lookAhead&&(this.token.lookAhead=n+1),r}acceptToken(e,t=0){let n=t?this.resolveOffset(t,-1):this.pos;if(n==null||n<this.token.start)throw RangeError(`Token end out of bounds`);this.token.value=e,this.token.end=n}acceptTokenTo(e,t){this.token.value=e,this.token.end=t}getChunk(){if(this.pos>=this.chunk2Pos&&this.pos<this.chunk2Pos+this.chunk2.length){let{chunk:e,chunkPos:t}=this;this.chunk=this.chunk2,this.chunkPos=this.chunk2Pos,this.chunk2=e,this.chunk2Pos=t,this.chunkOff=this.pos-this.chunkPos}else{this.chunk2=this.chunk,this.chunk2Pos=this.chunkPos;let e=this.input.chunk(this.pos),t=this.pos+e.length;this.chunk=t>this.range.to?e.slice(0,this.range.to-this.pos):e,this.chunkPos=this.pos,this.chunkOff=0}}readNext(){return this.next=this.chunkOff>=this.chunk.length&&(this.getChunk(),this.chunkOff==this.chunk.length)?-1:this.chunk.charCodeAt(this.chunkOff)}advance(e=1){for(this.chunkOff+=e;this.pos+e>=this.range.to;){if(this.rangeIndex==this.ranges.length-1)return this.setDone();e-=this.range.to-this.pos,this.range=this.ranges[++this.rangeIndex],this.pos=this.range.from}return this.pos+=e,this.pos>=this.token.lookAhead&&(this.token.lookAhead=this.pos+1),this.readNext()}setDone(){return this.pos=this.chunkPos=this.end,this.range=this.ranges[this.rangeIndex=this.ranges.length-1],this.chunk=``,this.next=-1}reset(e,t){if(t?(this.token=t,t.start=e,t.lookAhead=e+1,t.value=t.extended=-1):this.token=L_,this.pos!=e){if(this.pos=e,e==this.end)return this.setDone(),this;for(;e<this.range.from;)this.range=this.ranges[--this.rangeIndex];for(;e>=this.range.to;)this.range=this.ranges[++this.rangeIndex];e>=this.chunkPos&&e<this.chunkPos+this.chunk.length?this.chunkOff=e-this.chunkPos:(this.chunk=``,this.chunkOff=0),this.readNext()}return this}read(e,t){if(e>=this.chunkPos&&t<=this.chunkPos+this.chunk.length)return this.chunk.slice(e-this.chunkPos,t-this.chunkPos);if(e>=this.chunk2Pos&&t<=this.chunk2Pos+this.chunk2.length)return this.chunk2.slice(e-this.chunk2Pos,t-this.chunk2Pos);if(e>=this.range.from&&t<=this.range.to)return this.input.read(e,t);let n=``;for(let r of this.ranges){if(r.from>=t)break;r.to>e&&(n+=this.input.read(Math.max(r.from,e),Math.min(r.to,t)))}return n}},z_=class{constructor(e,t){this.data=e,this.id=t}token(e,t){let{parser:n}=t.p;H_(this.data,e,t,this.id,n.data,n.tokenPrecTable)}};z_.prototype.contextual=z_.prototype.fallback=z_.prototype.extend=!1;var B_=class{constructor(e,t,n){this.precTable=t,this.elseToken=n,this.data=typeof e==`string`?F_(e):e}token(e,t){let n=e.pos,r=0;for(;;){let n=e.next<0,i=e.resolveOffset(1,1);if(H_(this.data,e,t,0,this.data,this.precTable),e.token.value>-1)break;if(this.elseToken==null)return;if(n||r++,i==null)break;e.reset(i,e.token)}r&&(e.reset(n,e.token),e.acceptToken(this.elseToken,r))}};B_.prototype.contextual=z_.prototype.fallback=z_.prototype.extend=!1;var V_=class{constructor(e,t={}){this.token=e,this.contextual=!!t.contextual,this.fallback=!!t.fallback,this.extend=!!t.extend}};function H_(e,t,n,r,i,a){let o=0,s=1<<r,{dialect:c}=n.p.parser;scan:for(;(s&e[o])!=0;){let n=e[o+1];for(let r=o+3;r<n;r+=2)if((e[r+1]&s)>0){let n=e[r];if(c.allows(n)&&(t.token.value==-1||t.token.value==n||W_(n,t.token.value,i,a))){t.acceptToken(n);break}}let r=t.next,l=0,u=e[o+2];if(t.next<0&&u>l&&e[n+u*3-3]==65535){o=e[n+u*3-1];continue scan}for(;l<u;){let i=l+u>>1,a=n+i+(i<<1),s=e[a],c=e[a+1]||65536;if(r<s)u=i;else if(r>=c)l=i+1;else{o=e[a+2],t.advance();continue scan}}break}}function U_(e,t,n){for(let r=t,i;(i=e[r])!=65535;r++)if(i==n)return r-t;return-1}function W_(e,t,n,r){let i=U_(n,r,t);return i<0||U_(n,r,e)<i}var G_=typeof process<`u`&&/\bparse\b/.test({}.LOG),K_=null;function q_(e,t,n){let r=e.cursor(K.IncludeAnonymous);for(r.moveTo(t);;)if(!(n<0?r.childBefore(t):r.childAfter(t)))for(;;){if((n<0?r.to<t:r.from>t)&&!r.type.isError)return n<0?Math.max(0,Math.min(r.to-1,t-25)):Math.min(e.length,Math.max(r.from+1,t+25));if(n<0?r.prevSibling():r.nextSibling())break;if(!r.parent())return n<0?0:e.length}}var J_=class{constructor(e,t){this.fragments=e,this.nodeSet=t,this.i=0,this.fragment=null,this.safeFrom=-1,this.safeTo=-1,this.trees=[],this.start=[],this.index=[],this.nextFragment()}nextFragment(){let e=this.fragment=this.i==this.fragments.length?null:this.fragments[this.i++];if(e){for(this.safeFrom=e.openStart?q_(e.tree,e.from+e.offset,1)-e.offset:e.from,this.safeTo=e.openEnd?q_(e.tree,e.to+e.offset,-1)-e.offset:e.to;this.trees.length;)this.trees.pop(),this.start.pop(),this.index.pop();this.trees.push(e.tree),this.start.push(-e.offset),this.index.push(0),this.nextStart=this.safeFrom}else this.nextStart=1e9}nodeAt(e){if(e<this.nextStart)return null;for(;this.fragment&&this.safeTo<=e;)this.nextFragment();if(!this.fragment)return null;for(;;){let t=this.trees.length-1;if(t<0)return this.nextFragment(),null;let n=this.trees[t],r=this.index[t];if(r==n.children.length){this.trees.pop(),this.start.pop(),this.index.pop();continue}let i=n.children[r],a=this.start[t]+n.positions[r];if(a>e)return this.nextStart=a,null;if(i instanceof q){if(a==e){if(a<this.safeFrom)return null;let e=a+i.length;if(e<=this.safeTo){let t=i.prop(G.lookAhead);if(!t||e+t<this.fragment.to)return i}}this.index[t]++,a+i.length>=Math.max(this.safeFrom,e)&&(this.trees.push(i),this.start.push(a),this.index.push(0))}else this.index[t]++,this.nextStart=a+i.length}}},Y_=class{constructor(e,t){this.stream=t,this.tokens=[],this.mainToken=null,this.actions=[],this.tokens=e.tokenizers.map(e=>new I_)}getActions(e){let t=0,n=null,{parser:r}=e.p,{tokenizers:i}=r,a=r.stateSlot(e.state,3),o=e.curContext?e.curContext.hash:0,s=0;for(let r=0;r<i.length;r++){if(!(1<<r&a))continue;let c=i[r],l=this.tokens[r];if(!(n&&!c.fallback)&&((c.contextual||l.start!=e.pos||l.mask!=a||l.context!=o)&&(this.updateCachedToken(l,c,e),l.mask=a,l.context=o),l.lookAhead>l.end+25&&(s=Math.max(l.lookAhead,s)),l.value!=0)){let r=t;if(l.extended>-1&&(t=this.addActions(e,l.extended,l.end,t)),t=this.addActions(e,l.value,l.end,t),!c.extend&&(n=l,t>r))break}}for(;this.actions.length>t;)this.actions.pop();return s&&e.setLookAhead(s),!n&&e.pos==this.stream.end&&(n=new I_,n.value=e.p.parser.eofTerm,n.start=n.end=e.pos,t=this.addActions(e,n.value,n.end,t)),this.mainToken=n,this.actions}getMainToken(e){if(this.mainToken)return this.mainToken;let t=new I_,{pos:n,p:r}=e;return t.start=n,t.end=Math.min(n+1,r.stream.end),t.value=n==r.stream.end?r.parser.eofTerm:0,t}updateCachedToken(e,t,n){let r=this.stream.clipPos(n.pos);if(t.token(this.stream.reset(r,e),n),e.value>-1){let{parser:t}=n.p;for(let r=0;r<t.specialized.length;r++)if(t.specialized[r]==e.value){let i=t.specializers[r](this.stream.read(e.start,e.end),n);if(i>=0&&n.p.parser.dialect.allows(i>>1)){i&1?e.extended=i>>1:e.value=i>>1;break}}}else e.value=0,e.end=this.stream.clipPos(r+1)}putAction(e,t,n,r){for(let t=0;t<r;t+=3)if(this.actions[t]==e)return r;return this.actions[r++]=e,this.actions[r++]=t,this.actions[r++]=n,r}addActions(e,t,n,r){let{state:i}=e,{parser:a}=e.p,{data:o}=a;for(let e=0;e<2;e++)for(let s=a.stateSlot(i,e?2:1);;s+=3){if(o[s]==65535){if(o[s+1]==1)s=nv(o,s+2);else{r==0&&o[s+1]==2&&(r=this.putAction(nv(o,s+2),t,n,r));break}}o[s]==t&&(r=this.putAction(nv(o,s+1),t,n,r))}return r}},X_=class{constructor(e,t,n,r){this.parser=e,this.input=t,this.ranges=r,this.recovering=0,this.nextStackID=9812,this.minStackPos=0,this.reused=[],this.stoppedAt=null,this.lastBigReductionStart=-1,this.lastBigReductionSize=0,this.bigReductionCount=0,this.stream=new R_(t,r),this.tokens=new Y_(e,this.stream),this.topTerm=e.top[1];let{from:i}=r[0];this.stacks=[j_.start(this,e.top[0],i)],this.fragments=n.length&&this.stream.end-i>e.bufferLength*4?new J_(n,e.nodeSet):null}get parsedPos(){return this.minStackPos}advance(){let e=this.stacks,t=this.minStackPos,n=this.stacks=[],r,i;if(this.bigReductionCount>300&&e.length==1){let[t]=e;for(;t.forceReduce()&&t.stack.length&&t.stack[t.stack.length-2]>=this.lastBigReductionStart;);this.bigReductionCount=this.lastBigReductionSize=0}for(let a=0;a<e.length;a++){let o=e[a];for(;;){if(this.tokens.mainToken=null,o.pos>t)n.push(o);else if(this.advanceStack(o,n,e))continue;else{r||(r=[],i=[]),r.push(o);let e=this.tokens.getMainToken(o);i.push(e.value,e.end)}break}}if(!n.length){let e=r&&rv(r);if(e)return G_&&console.log(`Finish with `+this.stackID(e)),this.stackToTree(e);if(this.parser.strict)throw G_&&r&&console.log(`Stuck with token `+(this.tokens.mainToken?this.parser.getName(this.tokens.mainToken.value):`none`)),SyntaxError(`No parse at `+t);this.recovering||=5}if(this.recovering&&r){let e=this.stoppedAt!=null&&r[0].pos>this.stoppedAt?r[0]:this.runRecovery(r,i,n);if(e)return G_&&console.log(`Force-finish `+this.stackID(e)),this.stackToTree(e.forceAll())}if(this.recovering){let e=this.recovering==1?1:this.recovering*3;if(n.length>e)for(n.sort((e,t)=>t.score-e.score);n.length>e;)n.pop();n.some(e=>e.reducePos>t)&&this.recovering--}else if(n.length>1){outer:for(let e=0;e<n.length-1;e++){let t=n[e];for(let r=e+1;r<n.length;r++){let i=n[r];if(t.sameState(i)||t.buffer.length>500&&i.buffer.length>500){if((t.score-i.score||t.buffer.length-i.buffer.length)>0)n.splice(r--,1);else{n.splice(e--,1);continue outer}}}}n.length>12&&(n.sort((e,t)=>t.score-e.score),n.splice(12,n.length-12))}this.minStackPos=n[0].pos;for(let e=1;e<n.length;e++)n[e].pos<this.minStackPos&&(this.minStackPos=n[e].pos);return null}stopAt(e){if(this.stoppedAt!=null&&this.stoppedAt<e)throw RangeError(`Can't move stoppedAt forward`);this.stoppedAt=e}advanceStack(e,t,n){let r=e.pos,{parser:i}=this,a=G_?this.stackID(e)+` -> `:``;if(this.stoppedAt!=null&&r>this.stoppedAt)return e.forceReduce()?e:null;if(this.fragments){let t=e.curContext&&e.curContext.tracker.strict,n=t?e.curContext.hash:0;for(let o=this.fragments.nodeAt(r);o;){let r=this.parser.nodeSet.types[o.type.id]==o.type?i.getGoto(e.state,o.type.id):-1;if(r>-1&&o.length&&(!t||(o.prop(G.contextHash)||0)==n))return e.useNode(o,r),G_&&console.log(a+this.stackID(e)+` (via reuse of 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1333089972,515+ "isDeleted": false,516+ "boundElementIds": [],517+ "text": "NOT ME!",518+ "fontSize": 20,519+ "fontFamily": 1,520+ "textAlign": "left",521+ "verticalAlign": "top",522+ "baseline": 18523+ }524+ ],525+ "appState": {526+ "viewBackgroundColor": "#ffffff",527+ "gridSize": null528+ }529+}530+`,Ox=`+-------------------+ ^ .---.531+| ‗A Box‗ |__.--.__ __.--> | .-. | |532+| | '--' v | * |<--- | |533++-------------------+ '-' | |534+ \`Round\` *---(-. |535+ .-----------------. .-------. .----------. .-------. | | |536+ | Mixed Rounded | | | / Diagonals \\ | | | | | |537+ | & Square Corners | '--. .--' / \\ |---+---| '-)-' .--------.538+ '--+------------+-' .--. | '-------+--------' | | | | / Search /539+ | | | | '---. | '-------' | '-+------'540+ |<---------->| | | | v Interior | ^541+ ' <---' '----' .-----------. ---. .--- v |542+ .------------------. Diag line | .-------. +---. \\ / . |543+ | if (a > b) +---. .--->| | | | |\`Curved line\` \\ / / \\ |544+ | obj->fcn() | \\ / | '-------' |<--' + / \\ |545+ '------------------' '--' '--+--------' .--. .--. | .-. +Done?+-'546+ .---+-----. | ^ |\\ | | /| .--+ | | \\ /547+ | | | Join \\|/ | | \`Curved\` | \\| |/ | | \\ | \\ /548+ | | +----> o --o-- '-' Vertical '--' '--' '-- '--' + .---.549+ <--+---+-----' | /|\\ | | 3 |550+ v not:line 'quotes' .-' '---'551+ .-. .---+--------. / A || B ·bold· | ^552+ | | | Not a dot | <---+---<-- A dash--is not a line v |553+ '-' '---------+--' / Nor/is this. ---554+`,kx=`[Pirate|eyeCount: Int|raid();pillage()|555+ [beard]--[parrot]556+ [beard]-:>[foul mouth]557+]558+559+[<abstract>Marauder]<:--[Pirate]560+[Pirate]- 0..7[mischief]561+[jollyness]->[Pirate]562+[jollyness]->[rum]563+[jollyness]->[singing]564+[Pirate]-> *[rum|tastiness: Int|swig()]565+[Pirate]->[singing]566+[singing]<->[rum]567+`,Ax=`nwdiag {568+ network dmz {569+ address = "210.x.x.x/24"570+571+ web01 [address = "210.x.x.1"];572+ web02 [address = "210.x.x.2"];573+ }574+ network internal {575+ address = "172.x.x.x/24";576+577+ web01 [address = "172.x.x.1"];578+ web02 [address = "172.x.x.2"];579+ db01;580+ db02;581+ }582+}583+`,jx=`packetdiag {584+ colwidth = 32;585+ node_height = 72;586+587+ 0-15: Source Port;588+ 16-31: Destination Port;589+ 32-63: Sequence Number;590+ 64-95: Acknowledgment Number;591+ 96-99: Data Offset;592+ 100-105: Reserved;593+ 106: URG [rotate = 270];594+ 107: ACK [rotate = 270];595+ 108: PSH [rotate = 270];596+ 109: RST [rotate = 270];597+ 110: SYN [rotate = 270];598+ 111: FIN [rotate = 270];599+ 112-127: Window;600+ 128-143: Checksum;601+ 144-159: Urgent Pointer;602+ 160-191: (Options and Padding);603+ 192-223: data [colheight = 3];604+}605+`,Mx=`D: diamond "Cardinal" "Points"606+ dot ".n" above at D.n607+ dot " .e" ljust at D.e608+ dot ".s" below at D.s609+ dot ".w " rjust at D.w610+`,Nx=`rackdiag {611+ 16U;612+ 1: UPS [2U];613+ 3: DB Server;614+ 4: Web Server;615+ 5: Web Server;616+ 6: Web Server;617+ 7: Load Balancer;618+ 8: L3 Switch;619+}620+`,Px=` .-,( ),-.621+ ___ _ .-( )-.622+ [___]|=| -->( ) __________623+ /::/ |_| '-( ).-' --->[_...__... ]624+ '-.( ).-'625+ \\ ____ __626+ '--->| | |==|627+ |____| | |628+ /::::/ |__|629+`,Fx=`module demo_device #(630+ //# {{}}631+ parameter SIZE = 8,632+ parameter RESET_ACTIVE_LEVEL = 1633+) (634+ //# {{clocks|Clocking}}635+ input wire clock,636+ //# {{control|Control signals}}637+ input wire reset,638+ input wire enable,639+ //# {{data|Data ports}}640+ input wire [SIZE-1:0] data_in,641+ output wire [SIZE-1:0] data_out642+);643+ // ...644+endmodule`,Ix=`% From: https://tikz.net/periodic-table/645+646+% Adapted from https://texample.net/tikz/examples/periodic-table-of-chemical-elements.647+% All Credit to Ivan Griffin.648+649+\\documentclass[tikz,border=5mm]{standalone}650+\\usetikzlibrary{shapes,calc}651+652+\\begin{document}653+654+\\newcommand{\\ElemLabel}[4]{655+ \\begin{minipage}{2.2cm}656+ \\centering657+ {\\textbf{#1} \\hfill #2}%658+ \\linebreak \\linebreak659+ {\\textbf{#3}}%660+ \\linebreak \\linebreak661+ {{#4}}662+ \\end{minipage}663+}664+665+\\newcommand{\\NaturalElem}[4]{\\ElemLabel{#1}{#2}{\\huge {#3}}{#4}}666+667+\\newcommand{\\SyntheticElem}[4]{\\ElemLabel{#1}{#2}{\\color{gray}{\\huge #3}}{#4}}668+669+\\begin{tikzpicture}[font=\\sffamily]670+671+ % Fill Color Styles672+ \\tikzstyle{ElementFill} = [fill=yellow!15]673+ \\tikzstyle{AlkaliMetalFill} = [fill=blue!55]674+ \\tikzstyle{AlkalineEarthMetalFill} = [fill=blue!40]675+ \\tikzstyle{MetalFill} = [fill=blue!25]676+ \\tikzstyle{MetalloidFill} = [fill=orange!40]677+ \\tikzstyle{NonmetalFill} = [fill=teal!40]678+ \\tikzstyle{HalogenFill} = [fill=yellow!40]679+ \\tikzstyle{NobleGasFill} = [fill=green!55]680+ \\tikzstyle{LanthanideActinideFill} = [fill=red!40]681+682+ % Element Styles683+ \\tikzstyle{Element} = [ElementFill,684+ minimum width=2.5cm, minimum height=2.5cm, node distance=2.75cm]685+ \\tikzstyle{AlkaliMetal} = [Element, AlkaliMetalFill]686+ \\tikzstyle{AlkalineEarthMetal} = [Element, AlkalineEarthMetalFill]687+ \\tikzstyle{Metal} = [Element, MetalFill]688+ \\tikzstyle{Metalloid} = [Element, MetalloidFill]689+ \\tikzstyle{Nonmetal} = [Element, NonmetalFill]690+ \\tikzstyle{Halogen} = [Element, HalogenFill]691+ \\tikzstyle{NobleGas} = [Element, NobleGasFill]692+ \\tikzstyle{LanthanideActinide} = [Element, LanthanideActinideFill]693+ \\tikzstyle{PeriodLabel} = [font={\\sffamily\\LARGE}, node distance=2.0cm]694+ \\tikzstyle{GroupLabel} = [font={\\sffamily\\LARGE}, minimum width=2.75cm, node distance=2.0cm]695+696+ % Group 1 - IA697+ \\node[Element] (H) {\\NaturalElem{1} {1.0079}{H}{Hydrogen}};698+ \\node[below of=H, AlkaliMetal] (Li) {\\NaturalElem{3}{6.941}{Li}{Lithium}};699+ \\node[below of=Li, AlkaliMetal] (Na) {\\NaturalElem{11}{22.990}{Na}{Sodium}};700+ \\node[below of=Na, AlkaliMetal] (K) {\\NaturalElem{19}{39.098}{K}{Potassium}};701+ \\node[below of=K, AlkaliMetal] (Rb) {\\NaturalElem{37}{85.468}{Rb}{Rubidium}};702+ \\node[below of=Rb, AlkaliMetal] (Cs) {\\NaturalElem{55}{132.91}{Cs}{Caesium}};703+ \\node[below of=Cs, AlkaliMetal] (Fr) {\\NaturalElem{87}{223}{Fr}{Francium}};704+705+ % Group 2 - IIA706+ \\node[right of=Li, AlkalineEarthMetal] (Be) {\\NaturalElem{4}{9.0122}{Be}{Beryllium}};707+ \\node[below of=Be, AlkalineEarthMetal] (Mg) {\\NaturalElem{12}{24.305}{Mg}{Magnesium}};708+ \\node[below of=Mg, AlkalineEarthMetal] (Ca) {\\NaturalElem{20}{40.078}{Ca}{Calcium}};709+ \\node[below of=Ca, AlkalineEarthMetal] (Sr) {\\NaturalElem{38}{87.62}{Sr}{Strontium}};710+ \\node[below of=Sr, AlkalineEarthMetal] (Ba) {\\NaturalElem{56}{137.33}{Ba}{Barium}};711+ \\node[below of=Ba, AlkalineEarthMetal] (Ra) {\\NaturalElem{88}{226}{Ra}{Radium}};712+713+ % Group 3 - IIIB714+ \\node[right of=Ca, Metal] (Sc) {\\NaturalElem{21}{44.956}{Sc}{Scandium}};715+ \\node[below of=Sc, Metal] (Y) {\\NaturalElem{39}{88.906}{Y}{Yttrium}};716+ \\node[below of=Y, LanthanideActinide] (LaLu) {\\NaturalElem{57-71}{}{La-Lu}{Lanthanide}};717+ \\node[below of=LaLu, LanthanideActinide] (AcLr) {\\NaturalElem{89-103}{}{Ac-Lr}{Actinide}};718+719+ % Group 4 - IVB720+ \\node[right of=Sc, Metal] (Ti) {\\NaturalElem{22}{47.867}{Ti}{Titanium}};721+ \\node[below of=Ti, Metal] (Zr) {\\NaturalElem{40}{91.224}{Zr}{Zirconium}};722+ \\node[below of=Zr, Metal] (Hf) {\\NaturalElem{72}{178.49}{Hf}{Hafnium}};723+ \\node[below of=Hf, Metal] (Rf) {\\SyntheticElem{104}{261}{Rf}{Rutherfordium}};724+725+ % Group 5 - VB726+ \\node[right of=Ti, Metal] (V) {\\NaturalElem{23}{50.942}{V}{Vanadium}};727+ \\node[below of=V, Metal] (Nb) {\\NaturalElem{41}{92.906}{Nb}{Niobium}};728+ \\node[below of=Nb, Metal] (Ta) {\\NaturalElem{73}{180.95}{Ta}{Tantalum}};729+ \\node[below of=Ta, Metal] (Db) {\\SyntheticElem{105}{262}{Db}{Dubnium}};730+731+ % Group 6 - VIB732+ \\node[right of=V, Metal] (Cr) {\\NaturalElem{24}{51.996}{Cr}{Chromium}};733+ \\node[below of=Cr, Metal] (Mo) {\\NaturalElem{42}{95.94}{Mo}{Molybdenum}};734+ \\node[below of=Mo, Metal] (W) {\\NaturalElem{74}{183.84}{W}{Tungsten}};735+ \\node[below of=W, Metal] (Sg) {\\SyntheticElem{106}{266}{Sg}{Seaborgium}};736+737+ % Group 7 - VIIB738+ \\node[right of=Cr, Metal] (Mn) {\\NaturalElem{25}{54.938}{Mn}{Manganese}};739+ \\node[below of=Mn, Metal] (Tc) {\\NaturalElem{43}{96}{Tc}{Technetium}};740+ \\node[below of=Tc, Metal] (Re) {\\NaturalElem{75}{186.21}{Re}{Rhenium}};741+ \\node[below of=Re, Metal] (Bh) {\\SyntheticElem{107}{264}{Bh}{Bohrium}};742+743+ % Group 8 - VIIIB744+ \\node[right of=Mn, Metal] (Fe) {\\NaturalElem{26}{55.845}{Fe}{Iron}};745+ \\node[below of=Fe, Metal] (Ru) {\\NaturalElem{44}{101.07}{Ru}{Ruthenium}};746+ \\node[below of=Ru, Metal] (Os) {\\NaturalElem{76}{190.23}{Os}{Osmium}};747+ \\node[below of=Os, Metal] (Hs) {\\SyntheticElem{108}{277}{Hs}{Hassium}};748+749+ % Group 9 - VIIIB750+ \\node[right of=Fe, Metal] (Co) {\\NaturalElem{27}{58.933}{Co}{Cobalt}};751+ \\node[below of=Co, Metal] (Rh) {\\NaturalElem{45}{102.91}{Rh}{Rhodium}};752+ \\node[below of=Rh, Metal] (Ir) {\\NaturalElem{77}{192.22}{Ir}{Iridium}};753+ \\node[below of=Ir, Metal] (Mt) {\\SyntheticElem{109}{268}{Mt}{Meitnerium}};754+755+ % Group 10 - VIIIB756+ \\node[right of=Co, Metal] (Ni) {\\NaturalElem{28}{58.693}{Ni}{Nickel}};757+ \\node[below of=Ni, Metal] (Pd) {\\NaturalElem{46}{106.42}{Pd}{Palladium}};758+ \\node[below of=Pd, Metal] (Pt) {\\NaturalElem{78}{195.08}{Pt}{Platinum}};759+ \\node[below of=Pt, Metal] (Ds) {\\SyntheticElem{110}{281}{Ds}{Darmstadtium}};760+761+ % Group 11 - IB762+ \\node[right of=Ni, Metal] (Cu) {\\NaturalElem{29}{63.546}{Cu}{Copper}};763+ \\node[below of=Cu, Metal] (Ag) {\\NaturalElem{47}{107.87}{Ag}{Silver}};764+ \\node[below of=Ag, Metal] (Au) {\\NaturalElem{79}{196.97}{Au}{Gold}};765+ \\node[below of=Au, Metal] (Rg) {\\SyntheticElem{111}{280}{Rg}{Roentgenium}};766+767+ % Group 12 - IIB768+ \\node[right of=Cu, Metal] (Zn) {\\NaturalElem{30}{65.39}{Zn}{Zinc}};769+ \\node[below of=Zn, Metal] (Cd) {\\NaturalElem{48}{112.41}{Cd}{Cadmium}};770+ \\node[below of=Cd, Metal] (Hg) {\\NaturalElem{80}{200.59}{Hg}{Mercury}};771+ \\node[below of=Hg, Metal] (Uub) {\\SyntheticElem{112}{285}{Uub}{Ununbium}};772+773+ % Group 13 - IIIA774+ \\node[right of=Zn, Metal] (Ga) {\\NaturalElem{31}{69.723}{Ga}{Gallium}};775+ \\node[above of=Ga, Metal] (Al) {\\NaturalElem{13}{26.982}{Al}{Aluminium}};776+ \\node[above of=Al, Metalloid] (B) {\\NaturalElem{5}{10.811}{B}{Boron}};777+ \\node[below of=Ga, Metal] (In) {\\NaturalElem{49}{114.82}{In}{Indium}};778+ \\node[below of=In, Metal] (Tl) {\\NaturalElem{81}{204.38}{Tl}{Thallium}};779+ \\node[below of=Tl, Metal] (Uut) {\\SyntheticElem{113}{284}{Uut}{Ununtrium}};780+781+ % Group 14 - IVA782+ \\node[right of=B, Nonmetal] (C) {\\NaturalElem{6}{12.011}{C}{Carbon}};783+ \\node[below of=C, Metalloid] (Si) {\\NaturalElem{14}{28.086}{Si}{Silicon}};784+ \\node[below of=Si, Metalloid] (Ge) {\\NaturalElem{32}{72.64}{Ge}{Germanium}};785+ \\node[below of=Ge, Metal] (Sn) {\\NaturalElem{50}{118.71}{Sn}{Tin}};786+ \\node[below of=Sn, Metal] (Pb) {\\NaturalElem{82}{207.2}{Pb}{Lead}};787+ \\node[below of=Pb, Metal] (Uuq) {\\SyntheticElem{114}{289}{Uuq}{Ununquadium}};788+789+ % Group 15 - VA790+ \\node[right of=C, Nonmetal] (N) {\\NaturalElem{7}{14.007}{N}{Nitrogen}};791+ \\node[below of=N, Nonmetal] (P) {\\NaturalElem{15}{30.974}{P}{Phosphorus}};792+ \\node[below of=P, Metalloid] (As) {\\NaturalElem{33}{74.922}{As}{Arsenic}};793+ \\node[below of=As, Metalloid] (Sb) {\\NaturalElem{51}{121.76}{Sb}{Antimony}};794+ \\node[below of=Sb, Metal] (Bi) {\\NaturalElem{83}{208.98}{Bi}{Bismuth}};795+ \\node[below of=Bi, Metal] (Uup) {\\SyntheticElem{115}{288}{Uup}{Ununpentium}};796+797+ % Group 16 - VIA798+ \\node[right of=N, Nonmetal] (O) {\\NaturalElem{8}{15.999}{O}{Oxygen}};799+ \\node[below of=O, Nonmetal] (S) {\\NaturalElem{16}{32.065}{S}{Sulphur}};800+ \\node[below of=S, Nonmetal] (Se) {\\NaturalElem{34}{78.96}{Se}{Selenium}};801+ \\node[below of=Se, Metalloid] (Te) {\\NaturalElem{52}{127.6}{Te}{Tellurium}};802+ \\node[below of=Te, Metalloid] (Po) {\\NaturalElem{84}{209}{Po}{Polonium}};803+ \\node[below of=Po, Metal] (Uuh) {\\SyntheticElem{116}{293}{Uuh}{Ununhexium}};804+805+ % Group 17 - VIIA806+ \\node[right of=O, Halogen] (F) {\\NaturalElem{9}{18.998}{F}{Fluorine}};807+ \\node[below of=F, Halogen] (Cl) {\\NaturalElem{17}{35.453}{Cl}{Chlorine}};808+ \\node[below of=Cl, Halogen] (Br) {\\NaturalElem{35}{79.904}{Br}{Bromine}};809+ \\node[below of=Br, Halogen] (I) {\\NaturalElem{53}{126.9}{I}{Iodine}};810+ \\node[below of=I, Halogen] (At) {\\NaturalElem{85}{210}{At}{Astatine}};811+ \\node[below of=At, Element] (Uus) {\\SyntheticElem{117}{292}{Uus}{Ununseptium}};812+813+ % Group 18 - VIIIA814+ \\node[right of=F, NobleGas] (Ne) {\\NaturalElem{10}{20.180}{Ne}{Neon}};815+ \\node[above of=Ne, NobleGas] (He) {\\NaturalElem{2}{4.0025}{He}{Helium}};816+ \\node[below of=Ne, NobleGas] (Ar) {\\NaturalElem{18}{39.948}{Ar}{Argon}};817+ \\node[below of=Ar, NobleGas] (Kr) {\\NaturalElem{36}{83.8}{Kr}{Krypton}};818+ \\node[below of=Kr, NobleGas] (Xe) {\\NaturalElem{54}{131.29}{Xe}{Xenon}};819+ \\node[below of=Xe, NobleGas] (Rn) {\\NaturalElem{86}{222}{Rn}{Radon}};820+ \\node[below of=Rn, Nonmetal] (Uuo) {\\SyntheticElem{118}{294}{Uuo}{Ununoctium}};821+822+ % Period823+ \\node[left of=H, PeriodLabel] (Period1) {1};824+ \\node[left of=Li, PeriodLabel] (Period2) {2};825+ \\node[left of=Na, PeriodLabel] (Period3) {3};826+ \\node[left of=K, PeriodLabel] (Period4) {4};827+ \\node[left of=Rb, PeriodLabel] (Period5) {5};828+ \\node[left of=Cs, PeriodLabel] (Period6) {6};829+ \\node[left of=Fr, PeriodLabel] (Period7) {7};830+831+ % Group832+ \\node[above of=H, GroupLabel] (Group1) {1 \\hfill IA};833+ \\node[above of=Be, GroupLabel] (Group2) {2 \\hfill IIA};834+ \\node[above of=Sc, GroupLabel] (Group3) {3 \\hfill IIIA};835+ \\node[above of=Ti, GroupLabel] (Group4) {4 \\hfill IVB};836+ \\node[above of=V, GroupLabel] (Group5) {5 \\hfill VB};837+ \\node[above of=Cr, GroupLabel] (Group6) {6 \\hfill VIB};838+ \\node[above of=Mn, GroupLabel] (Group7) {7 \\hfill VIIB};839+ \\node[above of=Fe, GroupLabel] (Group8) {8 \\hfill VIIIB};840+ \\node[above of=Co, GroupLabel] (Group9) {9 \\hfill VIIIB};841+ \\node[above of=Ni, GroupLabel] (Group10) {10 \\hfill VIIIB};842+ \\node[above of=Cu, GroupLabel] (Group11) {11 \\hfill IB};843+ \\node[above of=Zn, GroupLabel] (Group12) {12 \\hfill IIB};844+ \\node[above of=B, GroupLabel] (Group13) {13 \\hfill IIIA};845+ \\node[above of=C, GroupLabel] (Group14) {14 \\hfill IVA};846+ \\node[above of=N, GroupLabel] (Group15) {15 \\hfill VA};847+ \\node[above of=O, GroupLabel] (Group16) {16 \\hfill VIA};848+ \\node[above of=F, GroupLabel] (Group17) {17 \\hfill VIIA};849+ \\node[above of=He, GroupLabel] (Group18) {18 \\hfill VIIIA};850+851+ % Lanthanide852+ \\node[below of=Rf, LanthanideActinide, yshift=-1cm] (La) {\\NaturalElem{57}{138.91}{La}{Lanthanum}};853+ \\node[right of=La, LanthanideActinide] (Ce) {\\NaturalElem{58}{140.12}{Ce}{Cerium}};854+ \\node[right of=Ce, LanthanideActinide] (Pr) {\\NaturalElem{59}{140.91}{Pr}{Praseodymium}};855+ \\node[right of=Pr, LanthanideActinide] (Nd) {\\NaturalElem{60}{144.24}{Nd}{Neodymium}};856+ \\node[right of=Nd, LanthanideActinide] (Pm) {\\NaturalElem{61}{145}{Pm}{Promethium}};857+ \\node[right of=Pm, LanthanideActinide] (Sm) {\\NaturalElem{62}{150.36}{Sm}{Samarium}};858+ \\node[right of=Sm, LanthanideActinide] (Eu) {\\NaturalElem{63}{151.96}{Eu}{Europium}};859+ \\node[right of=Eu, LanthanideActinide] (Gd) {\\NaturalElem{64}{157.25}{Gd}{Gadolinium}};860+ \\node[right of=Gd, LanthanideActinide] (Tb) {\\NaturalElem{65}{158.93}{Tb}{Terbium}};861+ \\node[right of=Tb, LanthanideActinide] (Dy) {\\NaturalElem{66}{162.50}{Dy}{Dysprosium}};862+ \\node[right of=Dy, LanthanideActinide] (Ho) {\\NaturalElem{67}{164.93}{Ho}{Holmium}};863+ \\node[right of=Ho, LanthanideActinide] (Er) {\\NaturalElem{68}{167.26}{Er}{Erbium}};864+ \\node[right of=Er, LanthanideActinide] (Tm) {\\NaturalElem{69}{168.93}{Tm}{Thulium}};865+ \\node[right of=Tm, LanthanideActinide] (Yb) {\\NaturalElem{70}{173.04}{Yb}{Ytterbium}};866+ \\node[right of=Yb, LanthanideActinide] (Lu) {\\NaturalElem{71}{174.97}{Lu}{Lutetium}};867+868+ % Actinide869+ \\node[below of=La, LanthanideActinide, yshift=-1cm] (Ac) {\\NaturalElem{89}{227}{Ac}{Actinium}};870+ \\node[right of=Ac, LanthanideActinide] (Th) {\\NaturalElem{90}{232.04}{Th}{Thorium}};871+ \\node[right of=Th, LanthanideActinide] (Pa) {\\NaturalElem{91}{231.04}{Pa}{Protactinium}};872+ \\node[right of=Pa, LanthanideActinide] (U) {\\NaturalElem{92}{238.03}{U}{Uranium}};873+ \\node[right of=U, LanthanideActinide] (Np) {\\SyntheticElem{93}{237}{Np}{Neptunium}};874+ \\node[right of=Np, LanthanideActinide] (Pu) {\\SyntheticElem{94}{244}{Pu}{Plutonium}};875+ \\node[right of=Pu, LanthanideActinide] (Am) {\\SyntheticElem{95}{243}{Am}{Americium}};876+ \\node[right of=Am, LanthanideActinide] (Cm) {\\SyntheticElem{96}{247}{Cm}{Curium}};877+ \\node[right of=Cm, LanthanideActinide] (Bk) {\\SyntheticElem{97}{247}{Bk}{Berkelium}};878+ \\node[right of=Bk, LanthanideActinide] (Cf) {\\SyntheticElem{98}{251}{Cf}{Californium}};879+ \\node[right of=Cf, LanthanideActinide] (Es) {\\SyntheticElem{99}{252}{Es}{Einsteinium}};880+ \\node[right of=Es, LanthanideActinide] (Fm) {\\SyntheticElem{100}{257}{Fm}{Fermium}};881+ \\node[right of=Fm, LanthanideActinide] (Md) {\\SyntheticElem{101}{258}{Md}{Mendelevium}};882+ \\node[right of=Md, LanthanideActinide] (No) {\\SyntheticElem{102}{259}{No}{Nobelium}};883+ \\node[right of=No, LanthanideActinide] (Lr) {\\SyntheticElem{103}{262}{Lr}{Lawrencium}};884+885+ % Draw dotted lines connecting Lanthanide breakout to main table886+ \\draw[thick,dotted] (LaLu.north west) -- (La.north west)887+ (LaLu.south west) -- (La.south west);888+ % Draw dotted lines connecting Actinide breakout to main table889+ \\draw[thick,dotted] (AcLr.north west) -- (Ac.north west)890+ (AcLr.south west) -- (Ac.south west);891+892+ % Legend893+ \\fill[AlkaliMetalFill] ($(La.north -| Fr.west) + (0,1em)$)894+ rectangle +(1em, 1em) node[right, yshift=-1.2ex] (AlkaliMetal) {Alkali Metal};895+ \\fill[AlkalineEarthMetalFill] ($(AlkaliMetal.west) - (1em,2em)$)896+ rectangle +(1em, 1em) node[right, yshift=-1.2ex] (AlkalineEarthMetal) {Alkaline Earth Metal};897+ \\fill[MetalFill] ($(AlkalineEarthMetal.west) - (1em,2em)$)898+ rectangle +(1em, 1em) node[right, yshift=-1.2ex] (Metal) {Metal};899+ \\fill[MetalloidFill] ($(Metal.west) - (1em,2em)$)900+ rectangle +(1em, 1em) node[right, yshift=-1.2ex] (Metalloid) {Metalloid};901+ \\fill[NonmetalFill] ($(Metalloid.west) - (1em,2em)$)902+ rectangle +(1em, 1em) node[right, yshift=-1.2ex] (Non-metal) {Non-metal};903+ \\fill[HalogenFill] ($(Non-metal.west) - (1em,2em)$)904+ rectangle +(1em, 1em) node[right, yshift=-1.2ex] (Halogen) {Halogen};905+ \\fill[NobleGasFill] ($(Halogen.west) - (1em,2em)$)906+ rectangle +(1em, 1em) node[right, yshift=-1.2ex] (NobleGas) {Noble Gas};907+ \\fill[LanthanideActinideFill] ($(NobleGas.west) - (1em,2em)$)908+ rectangle +(1em, 1em) node[right, yshift=-1.2ex] (Lanthanide/Actinide) {Lanthanide/Actinide};909+910+ \\node at (Ac -| Fr) [draw, Element, fill=white] (legend) {\\NaturalElem{Z}{mass}{\\LARGE Symbol}{Name}};911+ \\node[align=left] at (Ac -| Ra) {black: natural\\\\\\color{gray}gray: man-made};912+913+ % Diagram Title914+ \\node at (H.west -| Fe.north) [scale=2, font={\\sffamily\\Huge\\bfseries}]915+ {Periodic Table of Elements};916+917+\\end{tikzpicture}918+919+\\end{document}920+`,Lx=`<?xml version="1.0" encoding="UTF-8"?>921+<umlet_diagram>922+ <element>923+ <type>com.umlet.element.base.Relation</type>924+ <coordinates>925+ <x>739</x>926+ <y>16</y>927+ <w>232</w>928+ <h>264</h>929+ </coordinates>930+ <panel_attributes>lt=<-931+ when(spidersensor="rotate")932+ /block 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gauge: 0.25 mm21517+ length: 0.21518+ color_code: DIN1519+ wirecount: 31520+ shield: true1521+1522+connections:1523+ -1524+ - X1: [5,2,3]1525+ - W1: [1,2,3]1526+ - X2: [1,3,2]1527+ -1528+ - X1: 51529+ - W1: s1530+`,Hx=4,Ux=0,Wx=1,Gx=2;function Kx(e){let t=e.length;for(;--t>=0;)e[t]=0}var qx=29,Jx=256,Yx=286,Xx=30,Zx=19,Qx=573,$x=15,eS=16,tS=7,nS=256,rS=16,iS=17,aS=18,oS=new Uint8Array([0,0,0,0,0,0,0,0,1,1,1,1,2,2,2,2,3,3,3,3,4,4,4,4,5,5,5,5,0]),sS=new Uint8Array([0,0,0,0,1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,11,11,12,12,13,13]),cS=new Uint8Array([0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,2,3,7]),lS=new Uint8Array([16,17,18,0,8,7,9,6,10,5,11,4,12,3,13,2,14,1,15]),uS=512,dS=Array(576);Kx(dS);var fS=Array(Xx*2);Kx(fS);var pS=Array(uS);Kx(pS);var mS=Array(256);Kx(mS);var hS=Array(qx);Kx(hS);var gS=Array(Xx);Kx(gS);var _S=class{constructor(e,t,n,r,i){this.static_tree=e,this.extra_bits=t,this.extra_base=n,this.elems=r,this.max_length=i,this.has_stree=e&&e.length}},vS,yS,bS,xS=class{constructor(e,t){this.dyn_tree=e,this.max_code=0,this.stat_desc=t}},SS=e=>e<256?pS[e]:pS[256+(e>>>7)],CS=(e,t)=>{e.pending_buf[e.pending++]=t&255,e.pending_buf[e.pending++]=t>>>8&255},wS=(e,t,n)=>{e.bi_valid>eS-n?(e.bi_buf|=t<<e.bi_valid&65535,CS(e,e.bi_buf),e.bi_buf=t>>eS-e.bi_valid,e.bi_valid+=n-eS):(e.bi_buf|=t<<e.bi_valid&65535,e.bi_valid+=n)},TS=(e,t,n)=>{wS(e,n[t*2],n[t*2+1])},ES=(e,t)=>{let n=0;do n|=e&1,e>>>=1,n<<=1;while(--t>0);return n>>>1},DS=e=>{e.bi_valid===16?(CS(e,e.bi_buf),e.bi_buf=0,e.bi_valid=0):e.bi_valid>=8&&(e.pending_buf[e.pending++]=e.bi_buf&255,e.bi_buf>>=8,e.bi_valid-=8)},OS=(e,t)=>{let n=t.dyn_tree,r=t.max_code,i=t.stat_desc.static_tree,a=t.stat_desc.has_stree,o=t.stat_desc.extra_bits,s=t.stat_desc.extra_base,c=t.stat_desc.max_length,l,u,d,f,p,m,h=0;for(f=0;f<=$x;f++)e.bl_count[f]=0;for(n[e.heap[e.heap_max]*2+1]=0,l=e.heap_max+1;l<Qx;l++)u=e.heap[l],f=n[n[u*2+1]*2+1]+1,f>c&&(f=c,h++),n[u*2+1]=f,!(u>r)&&(e.bl_count[f]++,p=0,u>=s&&(p=o[u-s]),m=n[u*2],e.opt_len+=m*(f+p),a&&(e.static_len+=m*(i[u*2+1]+p)));if(h!==0){do{for(f=c-1;e.bl_count[f]===0;)f--;e.bl_count[f]--,e.bl_count[f+1]+=2,e.bl_count[c]--,h-=2}while(h>0);for(f=c;f!==0;f--)for(u=e.bl_count[f];u!==0;)d=e.heap[--l],!(d>r)&&(n[d*2+1]!==f&&(e.opt_len+=(f-n[d*2+1])*n[d*2],n[d*2+1]=f),u--)}},kS=(e,t,n)=>{let r=Array(16),i=0,a,o;for(a=1;a<=$x;a++)i=i+n[a-1]<<1,r[a]=i;for(o=0;o<=t;o++){let t=e[o*2+1];t!==0&&(e[o*2]=ES(r[t]++,t))}},AS=()=>{let e,t,n,r,i,a=Array(16);for(n=0,r=0;r<qx-1;r++)for(hS[r]=n,e=0;e<1<<oS[r];e++)mS[n++]=r;for(mS[n-1]=r,i=0,r=0;r<16;r++)for(gS[r]=i,e=0;e<1<<sS[r];e++)pS[i++]=r;for(i>>=7;r<Xx;r++)for(gS[r]=i<<7,e=0;e<1<<sS[r]-7;e++)pS[256+i++]=r;for(t=0;t<=$x;t++)a[t]=0;for(e=0;e<=143;)dS[e*2+1]=8,e++,a[8]++;for(;e<=255;)dS[e*2+1]=9,e++,a[9]++;for(;e<=279;)dS[e*2+1]=7,e++,a[7]++;for(;e<=287;)dS[e*2+1]=8,e++,a[8]++;for(kS(dS,287,a),e=0;e<Xx;e++)fS[e*2+1]=5,fS[e*2]=ES(e,5);vS=new _S(dS,oS,257,Yx,$x),yS=new _S(fS,sS,0,Xx,$x),bS=new _S([],cS,0,Zx,tS)},jS=e=>{let t;for(t=0;t<Yx;t++)e.dyn_ltree[t*2]=0;for(t=0;t<Xx;t++)e.dyn_dtree[t*2]=0;for(t=0;t<Zx;t++)e.bl_tree[t*2]=0;e.dyn_ltree[nS*2]=1,e.opt_len=e.static_len=0,e.sym_next=e.matches=0},MS=e=>{e.bi_valid>8?CS(e,e.bi_buf):e.bi_valid>0&&(e.pending_buf[e.pending++]=e.bi_buf),e.bi_buf=0,e.bi_valid=0},NS=(e,t,n,r)=>{let i=t*2,a=n*2;return e[i]<e[a]||e[i]===e[a]&&r[t]<=r[n]},PS=(e,t,n)=>{let r=e.heap[n],i=n<<1;for(;i<=e.heap_len&&(i<e.heap_len&&NS(t,e.heap[i+1],e.heap[i],e.depth)&&i++,!NS(t,r,e.heap[i],e.depth));)e.heap[n]=e.heap[i],n=i,i<<=1;e.heap[n]=r},FS=(e,t,n)=>{let r,i,a=0,o,s;if(e.sym_next!==0)do r=e.pending_buf[e.sym_buf+a++]&255,r+=(e.pending_buf[e.sym_buf+a++]&255)<<8,i=e.pending_buf[e.sym_buf+a++],r===0?TS(e,i,t):(o=mS[i],TS(e,o+Jx+1,t),s=oS[o],s!==0&&(i-=hS[o],wS(e,i,s)),r--,o=SS(r),TS(e,o,n),s=sS[o],s!==0&&(r-=gS[o],wS(e,r,s)));while(a<e.sym_next);TS(e,nS,t)},IS=(e,t)=>{let n=t.dyn_tree,r=t.stat_desc.static_tree,i=t.stat_desc.has_stree,a=t.stat_desc.elems,o,s,c=-1,l;for(e.heap_len=0,e.heap_max=Qx,o=0;o<a;o++)n[o*2]===0?n[o*2+1]=0:(e.heap[++e.heap_len]=c=o,e.depth[o]=0);for(;e.heap_len<2;)l=e.heap[++e.heap_len]=c<2?++c:0,n[l*2]=1,e.depth[l]=0,e.opt_len--,i&&(e.static_len-=r[l*2+1]);for(t.max_code=c,o=e.heap_len>>1;o>=1;o--)PS(e,n,o);l=a;do o=e.heap[1],e.heap[1]=e.heap[e.heap_len--],PS(e,n,1),s=e.heap[1],e.heap[--e.heap_max]=o,e.heap[--e.heap_max]=s,n[l*2]=n[o*2]+n[s*2],e.depth[l]=(e.depth[o]>=e.depth[s]?e.depth[o]:e.depth[s])+1,n[o*2+1]=n[s*2+1]=l,e.heap[1]=l++,PS(e,n,1);while(e.heap_len>=2);e.heap[--e.heap_max]=e.heap[1],OS(e,t),kS(n,c,e.bl_count)},LS=(e,t,n)=>{let r,i=-1,a,o=t[1],s=0,c=7,l=4;for(o===0&&(c=138,l=3),t[(n+1)*2+1]=65535,r=0;r<=n;r++)a=o,o=t[(r+1)*2+1],!(++s<c&&a===o)&&(s<l?e.bl_tree[a*2]+=s:a===0?s<=10?e.bl_tree[34]++:e.bl_tree[36]++:(a!==i&&e.bl_tree[a*2]++,e.bl_tree[32]++),s=0,i=a,o===0?(c=138,l=3):a===o?(c=6,l=3):(c=7,l=4))},RS=(e,t,n)=>{let r,i=-1,a,o=t[1],s=0,c=7,l=4;for(o===0&&(c=138,l=3),r=0;r<=n;r++)if(a=o,o=t[(r+1)*2+1],!(++s<c&&a===o)){if(s<l)do TS(e,a,e.bl_tree);while(--s!==0);else a===0?s<=10?(TS(e,iS,e.bl_tree),wS(e,s-3,3)):(TS(e,aS,e.bl_tree),wS(e,s-11,7)):(a!==i&&(TS(e,a,e.bl_tree),s--),TS(e,rS,e.bl_tree),wS(e,s-3,2));s=0,i=a,o===0?(c=138,l=3):a===o?(c=6,l=3):(c=7,l=4)}},zS=e=>{let t;for(LS(e,e.dyn_ltree,e.l_desc.max_code),LS(e,e.dyn_dtree,e.d_desc.max_code),IS(e,e.bl_desc),t=18;t>=3&&e.bl_tree[lS[t]*2+1]===0;t--);return e.opt_len+=3*(t+1)+5+5+4,t},BS=(e,t,n,r)=>{let i;for(wS(e,t-257,5),wS(e,n-1,5),wS(e,r-4,4),i=0;i<r;i++)wS(e,e.bl_tree[lS[i]*2+1],3);RS(e,e.dyn_ltree,t-1),RS(e,e.dyn_dtree,n-1)},VS=e=>{let t=4093624447,n;for(n=0;n<=31;n++,t>>>=1)if(t&1&&e.dyn_ltree[n*2]!==0)return Ux;if(e.dyn_ltree[18]!==0||e.dyn_ltree[20]!==0||e.dyn_ltree[26]!==0)return Wx;for(n=32;n<Jx;n++)if(e.dyn_ltree[n*2]!==0)return Wx;return Ux},HS=!1,US=e=>{HS||=(AS(),!0),e.l_desc=new xS(e.dyn_ltree,vS),e.d_desc=new xS(e.dyn_dtree,yS),e.bl_desc=new xS(e.bl_tree,bS),e.bi_buf=0,e.bi_valid=0,jS(e)},WS=(e,t,n,r)=>{wS(e,0+ +!!r,3),MS(e),CS(e,n),CS(e,~n),n&&e.pending_buf.set(e.window.subarray(t,t+n),e.pending),e.pending+=n},GS=e=>{wS(e,2,3),TS(e,nS,dS),DS(e)},KS=(e,t,n,r)=>{let i,a,o=0;e.level>0?(e.strm.data_type===Gx&&(e.strm.data_type=VS(e)),IS(e,e.l_desc),IS(e,e.d_desc),o=zS(e),i=e.opt_len+3+7>>>3,a=e.static_len+3+7>>>3,a<=i&&(i=a)):i=a=n+5,n+4<=i&&t!==-1?WS(e,t,n,r):e.strategy===Hx||a===i?(wS(e,2+ +!!r,3),FS(e,dS,fS)):(wS(e,4+ +!!r,3),BS(e,e.l_desc.max_code+1,e.d_desc.max_code+1,o+1),FS(e,e.dyn_ltree,e.dyn_dtree)),jS(e),r&&MS(e)},qS=(e,t,n)=>(e.pending_buf[e.sym_buf+e.sym_next++]=t,e.pending_buf[e.sym_buf+e.sym_next++]=t>>8,e.pending_buf[e.sym_buf+e.sym_next++]=n,t===0?e.dyn_ltree[n*2]++:(e.matches++,t--,e.dyn_ltree[(mS[n]+Jx+1)*2]++,e.dyn_dtree[SS(t)*2]++),e.sym_next===e.sym_end),JS=(e,t,n,r)=>{let i=e&65535|0,a=e>>>16&65535|0,o=0;for(;n!==0;){o=n>2e3?2e3:n,n-=o;do i=i+t[r++]|0,a=a+i|0;while(--o);i%=65521,a%=65521}return i|a<<16|0},YS=new Uint32Array((()=>{let e,t=[];for(var n=0;n<256;n++){e=n;for(var r=0;r<8;r++)e=e&1?3988292384^e>>>1:e>>>1;t[n]=e}return t})()),XS=(e,t,n,r)=>{let i=YS,a=r+n;e^=-1;for(let n=r;n<a;n++)e=e>>>8^i[(e^t[n])&255];return e^-1},ZS={2:`need dictionary`,1:`stream end`,0:``,"-1":`file error`,"-2":`stream error`,"-3":`data error`,"-4":`insufficient memory`,"-5":`buffer error`,"-6":`incompatible version`},QS=9,$S=573,Z=3,eC=258,tC=262,nC=32,rC=42,iC=57,aC=69,oC=73,sC=91,cC=103,lC=113,uC=666,dC=1,fC=2,pC=3,mC=4,hC=3,gC=(e,t)=>(e.msg=ZS[t],t),_C=e=>e*2-(e>4?9:0),vC=e=>{let t=e.length;for(;--t>=0;)e[t]=0},yC=e=>{let t,n,r,i=e.w_size;t=e.hash_size,r=t;do n=e.head[--r],e.head[r]=n>=i?n-i:0;while(--t);t=i,r=t;do n=e.prev[--r],e.prev[r]=n>=i?n-i:0;while(--t)},bC=(e,t,n)=>(t<<e.hash_shift^n)&e.hash_mask,xC=(e,t)=>{let n;if(e.legacy_hash)n=e.ins_h=bC(e,e.ins_h,e.window[t+Z-1]);else{let r=e.window,i=r[t]|r[t+1]<<8|r[t+2]<<16|r[t+3]<<24;n=e.ins_h=Math.imul(i,66521)+66521>>>16&e.hash_mask}let r=e.prev[t&e.w_mask]=e.head[n];return e.head[n]=t,r},SC=e=>{let t=e.state,n=t.pending;n>e.avail_out&&(n=e.avail_out),n!==0&&(e.output.set(t.pending_buf.subarray(t.pending_out,t.pending_out+n),e.next_out),e.next_out+=n,t.pending_out+=n,e.total_out+=n,e.avail_out-=n,t.pending-=n,t.pending===0&&(t.pending_out=0))},CC=(e,t)=>{KS(e,e.block_start>=0?e.block_start:-1,e.strstart-e.block_start,t),e.block_start=e.strstart,SC(e.strm)},Q=(e,t)=>{e.pending_buf[e.pending++]=t},wC=(e,t)=>{e.pending_buf[e.pending++]=t>>>8&255,e.pending_buf[e.pending++]=t&255},TC=(e,t,n,r)=>{let i=e.avail_in;return i>r&&(i=r),i===0?0:(e.avail_in-=i,t.set(e.input.subarray(e.next_in,e.next_in+i),n),e.state.wrap===1?e.adler=JS(e.adler,t,i,n):e.state.wrap===2&&(e.adler=XS(e.adler,t,i,n)),e.next_in+=i,e.total_in+=i,i)},EC=(e,t)=>{let n=e.max_chain_length,r=e.strstart,i,a,o=e.prev_length,s=e.nice_match,c=e.strstart>e.w_size-tC?e.strstart-(e.w_size-tC):0,l=e.window,u=e.w_mask,d=e.prev,f=e.strstart+eC,p=l[r+o-1],m=l[r+o];e.prev_length>=e.good_match&&(n>>=2),s>e.lookahead&&(s=e.lookahead);do if(i=t,l[i+o]===m&&l[i+o-1]===p&&l[i]===l[r]&&l[++i]===l[r+1]){r+=2,i++;do;while(l[++r]===l[++i]&&l[++r]===l[++i]&&l[++r]===l[++i]&&l[++r]===l[++i]&&l[++r]===l[++i]&&l[++r]===l[++i]&&l[++r]===l[++i]&&l[++r]===l[++i]&&r<f);if(a=eC-(f-r),r=f-eC,a>o){if(e.match_start=t,o=a,a>=s)break;p=l[r+o-1],m=l[r+o]}}while((t=d[t&u])>c&&--n!==0);return o<=e.lookahead?o:e.lookahead},DC=e=>{let t=e.w_size,n,r,i;do{if(r=e.window_size-e.lookahead-e.strstart,e.strstart>=t+(t-tC)&&(e.window.set(e.window.subarray(t,t+t-r),0),e.match_start-=t,e.strstart-=t,e.block_start-=t,e.insert>e.strstart&&(e.insert=e.strstart),yC(e),r+=t),e.strm.avail_in===0)break;if(n=TC(e.strm,e.window,e.strstart+e.lookahead,r),e.lookahead+=n,!e.legacy_hash){if(e.lookahead+e.insert>Z)for(i=e.strstart-e.insert;e.insert&&(xC(e,i),i++,e.insert--,!(e.lookahead+e.insert<=Z)););}else if(e.lookahead+e.insert>=Z)for(i=e.strstart-e.insert,e.ins_h=e.window[i],e.ins_h=bC(e,e.ins_h,e.window[i+1]);e.insert&&(xC(e,i),i++,e.insert--,!(e.lookahead+e.insert<Z)););}while(e.lookahead<tC&&e.strm.avail_in!==0)},OC=(e,t)=>{let n=e.pending_buf_size-5>e.w_size?e.w_size:e.pending_buf_size-5,r,i,a,o=0,s=e.strm.avail_in;do{if(r=65535,a=e.bi_valid+42>>3,e.strm.avail_out<a||(a=e.strm.avail_out-a,i=e.strstart-e.block_start,r>i+e.strm.avail_in&&(r=i+e.strm.avail_in),r>a&&(r=a),r<n&&(r===0&&t!==4||t===0||r!==i+e.strm.avail_in)))break;o=+(t===4&&r===i+e.strm.avail_in),WS(e,0,0,o),e.pending_buf[e.pending-4]=r,e.pending_buf[e.pending-3]=r>>8,e.pending_buf[e.pending-2]=~r,e.pending_buf[e.pending-1]=~r>>8,SC(e.strm),i&&(i>r&&(i=r),e.strm.output.set(e.window.subarray(e.block_start,e.block_start+i),e.strm.next_out),e.strm.next_out+=i,e.strm.avail_out-=i,e.strm.total_out+=i,e.block_start+=i,r-=i),r&&(TC(e.strm,e.strm.output,e.strm.next_out,r),e.strm.next_out+=r,e.strm.avail_out-=r,e.strm.total_out+=r)}while(o===0);return s-=e.strm.avail_in,s&&(s>=e.w_size?(e.matches=2,e.window.set(e.strm.input.subarray(e.strm.next_in-e.w_size,e.strm.next_in),0),e.strstart=e.w_size,e.insert=e.strstart):(e.window_size-e.strstart<=s&&(e.strstart-=e.w_size,e.window.set(e.window.subarray(e.w_size,e.w_size+e.strstart),0),e.matches<2&&e.matches++,e.insert>e.strstart&&(e.insert=e.strstart)),e.window.set(e.strm.input.subarray(e.strm.next_in-s,e.strm.next_in),e.strstart),e.strstart+=s,e.insert+=s>e.w_size-e.insert?e.w_size-e.insert:s),e.block_start=e.strstart),e.high_water<e.strstart&&(e.high_water=e.strstart),o?mC:t!==0&&t!==4&&e.strm.avail_in===0&&e.strstart===e.block_start?fC:(a=e.window_size-e.strstart,e.strm.avail_in>a&&e.block_start>=e.w_size&&(e.block_start-=e.w_size,e.strstart-=e.w_size,e.window.set(e.window.subarray(e.w_size,e.w_size+e.strstart),0),e.matches<2&&e.matches++,a+=e.w_size,e.insert>e.strstart&&(e.insert=e.strstart)),a>e.strm.avail_in&&(a=e.strm.avail_in),a&&(TC(e.strm,e.window,e.strstart,a),e.strstart+=a,e.insert+=a>e.w_size-e.insert?e.w_size-e.insert:a),e.high_water<e.strstart&&(e.high_water=e.strstart),a=e.bi_valid+42>>3,a=e.pending_buf_size-a>65535?65535:e.pending_buf_size-a,n=a>e.w_size?e.w_size:a,i=e.strstart-e.block_start,(i>=n||(i||t===4)&&t!==0&&e.strm.avail_in===0&&i<=a)&&(r=i>a?a:i,o=+(t===4&&e.strm.avail_in===0&&r===i),WS(e,e.block_start,r,o),e.block_start+=r,SC(e.strm)),o?pC:dC)},kC=(e,t)=>{let n,r;for(;;){if(e.lookahead<tC){if(DC(e),e.lookahead<tC&&t===0)return dC;if(e.lookahead===0)break}if(n=0,e.lookahead>=Z&&(n=xC(e,e.strstart)),n!==0&&e.strstart-n<=e.w_size-tC&&(e.match_length=EC(e,n)),e.match_length>=Z){if(r=qS(e,e.strstart-e.match_start,e.match_length-Z),e.lookahead-=e.match_length,e.match_length<=e.max_lazy_match&&e.lookahead>=Z){e.match_length--;do e.strstart++,n=xC(e,e.strstart);while(--e.match_length!==0);e.strstart++}else e.strstart+=e.match_length,e.match_length=0,e.legacy_hash&&(e.ins_h=e.window[e.strstart],e.ins_h=bC(e,e.ins_h,e.window[e.strstart+1]))}else r=qS(e,0,e.window[e.strstart]),e.lookahead--,e.strstart++;if(r&&(CC(e,!1),e.strm.avail_out===0))return dC}return e.insert=e.strstart<Z-1?e.strstart:Z-1,t===4?(CC(e,!0),e.strm.avail_out===0?pC:mC):e.sym_next&&(CC(e,!1),e.strm.avail_out===0)?dC:fC},AC=(e,t)=>{let n,r,i;for(;;){if(e.lookahead<tC){if(DC(e),e.lookahead<tC&&t===0)return dC;if(e.lookahead===0)break}if(n=0,e.lookahead>=Z&&(n=xC(e,e.strstart)),e.prev_length=e.match_length,e.prev_match=e.match_start,e.match_length=Z-1,n!==0&&e.prev_length<e.max_lazy_match&&e.strstart-n<=e.w_size-tC&&(e.match_length=EC(e,n),e.match_length<=5&&(e.strategy===1||e.match_length===Z&&e.strstart-e.match_start>4096)&&(e.match_length=Z-1)),e.prev_length>=Z&&e.match_length<=e.prev_length){i=e.strstart+e.lookahead-Z,r=qS(e,e.strstart-1-e.prev_match,e.prev_length-Z),e.lookahead-=e.prev_length-1,e.prev_length-=2;do++e.strstart<=i&&(n=xC(e,e.strstart));while(--e.prev_length!==0);if(e.match_available=0,e.match_length=Z-1,e.strstart++,r&&(CC(e,!1),e.strm.avail_out===0))return dC}else if(e.match_available){if(r=qS(e,0,e.window[e.strstart-1]),r&&CC(e,!1),e.strstart++,e.lookahead--,e.strm.avail_out===0)return dC}else e.match_available=1,e.strstart++,e.lookahead--}return e.match_available&&=(r=qS(e,0,e.window[e.strstart-1]),0),e.insert=e.strstart<Z-1?e.strstart:Z-1,t===4?(CC(e,!0),e.strm.avail_out===0?pC:mC):e.sym_next&&(CC(e,!1),e.strm.avail_out===0)?dC:fC},jC=(e,t)=>{let n,r,i,a,o=e.window;for(;;){if(e.lookahead<=eC){if(DC(e),e.lookahead<=eC&&t===0)return dC;if(e.lookahead===0)break}if(e.match_length=0,e.lookahead>=Z&&e.strstart>0&&(i=e.strstart-1,r=o[i],r===o[++i]&&r===o[++i]&&r===o[++i])){a=e.strstart+eC;do;while(r===o[++i]&&r===o[++i]&&r===o[++i]&&r===o[++i]&&r===o[++i]&&r===o[++i]&&r===o[++i]&&r===o[++i]&&i<a);e.match_length=eC-(a-i),e.match_length>e.lookahead&&(e.match_length=e.lookahead)}if(e.match_length>=Z?(n=qS(e,1,e.match_length-Z),e.lookahead-=e.match_length,e.strstart+=e.match_length,e.match_length=0):(n=qS(e,0,e.window[e.strstart]),e.lookahead--,e.strstart++),n&&(CC(e,!1),e.strm.avail_out===0))return dC}return e.insert=0,t===4?(CC(e,!0),e.strm.avail_out===0?pC:mC):e.sym_next&&(CC(e,!1),e.strm.avail_out===0)?dC:fC},MC=(e,t)=>{let n;for(;;){if(e.lookahead===0&&(DC(e),e.lookahead===0)){if(t===0)return dC;break}if(e.match_length=0,n=qS(e,0,e.window[e.strstart]),e.lookahead--,e.strstart++,n&&(CC(e,!1),e.strm.avail_out===0))return dC}return e.insert=0,t===4?(CC(e,!0),e.strm.avail_out===0?pC:mC):e.sym_next&&(CC(e,!1),e.strm.avail_out===0)?dC:fC},NC=class{constructor(e,t,n,r,i){this.good_length=e,this.max_lazy=t,this.nice_length=n,this.max_chain=r,this.func=i}},PC=[new NC(0,0,0,0,OC),new NC(4,4,8,4,kC),new NC(4,5,16,8,kC),new NC(4,6,32,32,kC),new NC(4,4,16,16,AC),new NC(8,16,32,32,AC),new NC(8,16,128,128,AC),new NC(8,32,128,256,AC),new NC(32,128,258,1024,AC),new NC(32,258,258,4096,AC)],FC=e=>{e.window_size=2*e.w_size,vC(e.head),e.max_lazy_match=PC[e.level].max_lazy,e.good_match=PC[e.level].good_length,e.nice_match=PC[e.level].nice_length,e.max_chain_length=PC[e.level].max_chain,e.strstart=0,e.block_start=0,e.lookahead=0,e.insert=0,e.match_length=e.prev_length=Z-1,e.match_available=0,e.ins_h=0},IC=class{constructor(){this.strm=null,this.status=0,this.pending_buf=null,this.pending_buf_size=0,this.pending_out=0,this.pending=0,this.wrap=0,this.gzhead=null,this.gzindex=0,this.method=8,this.last_flush=-1,this.w_size=0,this.w_bits=0,this.w_mask=0,this.window=null,this.window_size=0,this.prev=null,this.head=null,this.ins_h=0,this.legacy_hash=0,this.hash_size=0,this.hash_bits=0,this.hash_mask=0,this.hash_shift=0,this.block_start=0,this.match_length=0,this.prev_match=0,this.match_available=0,this.strstart=0,this.match_start=0,this.lookahead=0,this.prev_length=0,this.max_chain_length=0,this.max_lazy_match=0,this.level=0,this.strategy=0,this.good_match=0,this.nice_match=0,this.dyn_ltree=new Uint16Array($S*2),this.dyn_dtree=new Uint16Array(122),this.bl_tree=new Uint16Array(78),vC(this.dyn_ltree),vC(this.dyn_dtree),vC(this.bl_tree),this.l_desc=null,this.d_desc=null,this.bl_desc=null,this.bl_count=new Uint16Array(16),this.heap=new Uint16Array(573),vC(this.heap),this.heap_len=0,this.heap_max=0,this.depth=new Uint16Array(573),vC(this.depth),this.sym_buf=0,this.lit_bufsize=0,this.sym_next=0,this.sym_end=0,this.opt_len=0,this.static_len=0,this.matches=0,this.insert=0,this.bi_buf=0,this.bi_valid=0}},LC=e=>{if(!e)return 1;let t=e.state;return+(!t||t.strm!==e||t.status!==rC&&t.status!==iC&&t.status!==aC&&t.status!==oC&&t.status!==sC&&t.status!==cC&&t.status!==lC&&t.status!==uC)},RC=e=>{if(LC(e))return gC(e,-2);e.total_in=e.total_out=0,e.data_type=2;let t=e.state;return t.pending=0,t.pending_out=0,t.wrap<0&&(t.wrap=-t.wrap),t.status=t.wrap===2?iC:t.wrap?rC:lC,e.adler=t.wrap===2?0:1,t.last_flush=-2,US(t),0},zC=e=>{let t=RC(e);return t===0&&FC(e.state),t},BC=(e,t,n,r,i,a,o)=>{if(!e)return-2;let s=1;if(t===-1&&(t=6),r<0?(s=0,r=-r):r>15&&(s=2,r-=16),i<1||i>QS||n!==8||r<8||r>15||t<0||t>9||a<0||a>4||r===8&&s!==1)return gC(e,-2);r===8&&(r=9);let c=new IC;return e.state=c,c.strm=e,c.status=rC,c.wrap=s,c.gzhead=null,c.w_bits=r,c.w_size=1<<c.w_bits,c.w_mask=c.w_size-1,c.legacy_hash=+!!o,c.hash_bits=i+7,!c.legacy_hash&&c.hash_bits<15&&(c.hash_bits=15),c.hash_size=1<<c.hash_bits,c.hash_mask=c.hash_size-1,c.hash_shift=~~((c.hash_bits+Z-1)/Z),c.window=new Uint8Array(c.w_size*2),c.head=new Uint16Array(c.hash_size),c.prev=new Uint16Array(c.w_size),c.lit_bufsize=1<<i+6,c.pending_buf_size=c.lit_bufsize*4,c.pending_buf=new Uint8Array(c.pending_buf_size),c.sym_buf=c.lit_bufsize,c.sym_end=(c.lit_bufsize-1)*3,c.level=t,c.strategy=a,c.method=n,zC(e)},VC=(e,t)=>{if(LC(e)||t>5||t<0)return e?gC(e,-2):-2;let n=e.state;if(!e.output||e.avail_in!==0&&!e.input||n.status===uC&&t!==4)return gC(e,e.avail_out===0?-5:-2);let r=n.last_flush;if(n.last_flush=t,n.pending!==0){if(SC(e),e.avail_out===0)return n.last_flush=-1,0}else if(e.avail_in===0&&_C(t)<=_C(r)&&t!==4)return gC(e,-5);if(n.status===uC&&e.avail_in!==0)return gC(e,-5);if(n.status===rC&&n.wrap===0&&(n.status=lC),n.status===rC){let t=8+(n.w_bits-8<<4)<<8,r=-1;if(r=n.strategy>=2||n.level<2?0:n.level<6?1:n.level===6?2:3,t|=r<<6,n.strstart!==0&&(t|=nC),t+=31-t%31,wC(n,t),n.strstart!==0&&(wC(n,e.adler>>>16),wC(n,e.adler&65535)),e.adler=1,n.status=lC,SC(e),n.pending!==0)return n.last_flush=-1,0}if(n.status===iC){if(e.adler=0,Q(n,31),Q(n,139),Q(n,8),n.gzhead)Q(n,+!!n.gzhead.text+(n.gzhead.hcrc?2:0)+(n.gzhead.extra?4:0)+(n.gzhead.name?8:0)+(n.gzhead.comment?16:0)),Q(n,n.gzhead.time&255),Q(n,n.gzhead.time>>8&255),Q(n,n.gzhead.time>>16&255),Q(n,n.gzhead.time>>24&255),Q(n,n.level===9?2:n.strategy>=2||n.level<2?4:0),Q(n,n.gzhead.os&255),n.gzhead.extra&&n.gzhead.extra.length&&(Q(n,n.gzhead.extra.length&255),Q(n,n.gzhead.extra.length>>8&255)),n.gzhead.hcrc&&(e.adler=XS(e.adler,n.pending_buf,n.pending,0)),n.gzindex=0,n.status=aC;else if(Q(n,0),Q(n,0),Q(n,0),Q(n,0),Q(n,0),Q(n,n.level===9?2:n.strategy>=2||n.level<2?4:0),Q(n,hC),n.status=lC,SC(e),n.pending!==0)return n.last_flush=-1,0}if(n.status===aC){if(n.gzhead.extra){let t=n.pending,r=(n.gzhead.extra.length&65535)-n.gzindex;for(;n.pending+r>n.pending_buf_size;){let i=n.pending_buf_size-n.pending;if(n.pending_buf.set(n.gzhead.extra.subarray(n.gzindex,n.gzindex+i),n.pending),n.pending=n.pending_buf_size,n.gzhead.hcrc&&n.pending>t&&(e.adler=XS(e.adler,n.pending_buf,n.pending-t,t)),n.gzindex+=i,SC(e),n.pending!==0)return n.last_flush=-1,0;t=0,r-=i}let i=new Uint8Array(n.gzhead.extra);n.pending_buf.set(i.subarray(n.gzindex,n.gzindex+r),n.pending),n.pending+=r,n.gzhead.hcrc&&n.pending>t&&(e.adler=XS(e.adler,n.pending_buf,n.pending-t,t)),n.gzindex=0}n.status=oC}if(n.status===oC){if(n.gzhead.name){let t=n.pending,r;do{if(n.pending===n.pending_buf_size){if(n.gzhead.hcrc&&n.pending>t&&(e.adler=XS(e.adler,n.pending_buf,n.pending-t,t)),SC(e),n.pending!==0)return n.last_flush=-1,0;t=0}r=n.gzindex<n.gzhead.name.length?n.gzhead.name.charCodeAt(n.gzindex++)&255:0,Q(n,r)}while(r!==0);n.gzhead.hcrc&&n.pending>t&&(e.adler=XS(e.adler,n.pending_buf,n.pending-t,t)),n.gzindex=0}n.status=sC}if(n.status===sC){if(n.gzhead.comment){let t=n.pending,r;do{if(n.pending===n.pending_buf_size){if(n.gzhead.hcrc&&n.pending>t&&(e.adler=XS(e.adler,n.pending_buf,n.pending-t,t)),SC(e),n.pending!==0)return n.last_flush=-1,0;t=0}r=n.gzindex<n.gzhead.comment.length?n.gzhead.comment.charCodeAt(n.gzindex++)&255:0,Q(n,r)}while(r!==0);n.gzhead.hcrc&&n.pending>t&&(e.adler=XS(e.adler,n.pending_buf,n.pending-t,t))}n.status=cC}if(n.status===cC){if(n.gzhead.hcrc){if(n.pending+2>n.pending_buf_size&&(SC(e),n.pending!==0))return n.last_flush=-1,0;Q(n,e.adler&255),Q(n,e.adler>>8&255),e.adler=0}if(n.status=lC,SC(e),n.pending!==0)return n.last_flush=-1,0}if(e.avail_in!==0||n.lookahead!==0||t!==0&&n.status!==uC){let r=n.level===0?OC(n,t):n.strategy===2?MC(n,t):n.strategy===3?jC(n,t):PC[n.level].func(n,t);if((r===pC||r===mC)&&(n.status=uC),r===dC||r===pC)return e.avail_out===0&&(n.last_flush=-1),0;if(r===fC&&(t===1?GS(n):t!==5&&(WS(n,0,0,!1),t===3&&(vC(n.head),n.lookahead===0&&(n.strstart=0,n.block_start=0,n.insert=0))),SC(e),e.avail_out===0))return n.last_flush=-1,0}return t===4?n.wrap<=0?1:(n.wrap===2?(Q(n,e.adler&255),Q(n,e.adler>>8&255),Q(n,e.adler>>16&255),Q(n,e.adler>>24&255),Q(n,e.total_in&255),Q(n,e.total_in>>8&255),Q(n,e.total_in>>16&255),Q(n,e.total_in>>24&255)):(wC(n,e.adler>>>16),wC(n,e.adler&65535)),SC(e),n.wrap>0&&(n.wrap=-n.wrap),+(n.pending===0)):0},HC=e=>{if(LC(e))return-2;let t=e.state.status;return e.state=null,t===lC?gC(e,-3):0},UC=(e,t)=>{let n=t.length;if(LC(e))return-2;let r=e.state,i=r.wrap;if(i===2||i===1&&r.status!==rC||r.lookahead)return-2;if(i===1&&(e.adler=JS(e.adler,t,n,0)),r.wrap=0,n>=r.w_size){i===0&&(vC(r.head),r.strstart=0,r.block_start=0,r.insert=0);let e=new Uint8Array(r.w_size);e.set(t.subarray(n-r.w_size,n),0),t=e,n=r.w_size}let a=e.avail_in,o=e.next_in,s=e.input;for(e.avail_in=n,e.next_in=0,e.input=t,DC(r);r.lookahead>=Z;){let e=r.strstart,t=r.lookahead-(Z-1);do xC(r,e),e++;while(--t);r.strstart=e,r.lookahead=Z-1,DC(r)}return r.strstart+=r.lookahead,r.block_start=r.strstart,r.insert=r.lookahead,r.lookahead=0,r.match_length=r.prev_length=Z-1,r.match_available=0,e.next_in=o,e.input=s,e.avail_in=a,r.wrap=i,0},WC=16209,GC=16191;function KC(e,t){let n,r,i,a,o,s,c,l,u,d,f,p,m,h,g,_,v,y,b,x,S,C,w,T,E=e.state;n=e.next_in,w=e.input,r=n+(e.avail_in-5),i=e.next_out,T=e.output,a=i-(t-e.avail_out),o=i+(e.avail_out-257),s=E.dmax,c=E.wsize,l=E.whave,u=E.wnext,d=E.window,f=E.hold,p=E.bits,m=E.lencode,h=E.distcode,g=(1<<E.lenbits)-1,_=(1<<E.distbits)-1;top:do{p<15&&(f+=w[n++]<<p,p+=8,f+=w[n++]<<p,p+=8),v=m[f&g];dolen:for(;;){if(y=v>>>24,f>>>=y,p-=y,y=v>>>16&255,y===0)T[i++]=v&65535;else if(y&16){b=v&65535,y&=15,y&&(p<y&&(f+=w[n++]<<p,p+=8),b+=f&(1<<y)-1,f>>>=y,p-=y),p<15&&(f+=w[n++]<<p,p+=8,f+=w[n++]<<p,p+=8),v=h[f&_];dodist:for(;;){if(y=v>>>24,f>>>=y,p-=y,y=v>>>16&255,y&16){if(x=v&65535,y&=15,p<y&&(f+=w[n++]<<p,p+=8,p<y&&(f+=w[n++]<<p,p+=8)),x+=f&(1<<y)-1,x>s){e.msg=`invalid distance too far back`,E.mode=WC;break top}if(f>>>=y,p-=y,y=i-a,x>y){if(y=x-y,y>l&&E.sane){e.msg=`invalid distance too far back`,E.mode=WC;break top}if(S=0,C=d,u===0){if(S+=c-y,y<b){b-=y;do T[i++]=d[S++];while(--y);S=i-x,C=T}}else if(u<y){if(S+=c+u-y,y-=u,y<b){b-=y;do T[i++]=d[S++];while(--y);if(S=0,u<b){y=u,b-=y;do T[i++]=d[S++];while(--y);S=i-x,C=T}}}else if(S+=u-y,y<b){b-=y;do T[i++]=d[S++];while(--y);S=i-x,C=T}for(;b>2;)T[i++]=C[S++],T[i++]=C[S++],T[i++]=C[S++],b-=3;b&&(T[i++]=C[S++],b>1&&(T[i++]=C[S++]))}else{S=i-x;do T[i++]=T[S++],T[i++]=T[S++],T[i++]=T[S++],b-=3;while(b>2);b&&(T[i++]=T[S++],b>1&&(T[i++]=T[S++]))}}else if(y&64){e.msg=`invalid distance code`,E.mode=WC;break top}else{v=h[(v&65535)+(f&(1<<y)-1)];continue dodist}break}}else if(!(y&64)){v=m[(v&65535)+(f&(1<<y)-1)];continue dolen}else if(y&32){E.mode=GC;break top}else{e.msg=`invalid literal/length code`,E.mode=WC;break top}break}}while(n<r&&i<o);b=p>>3,n-=b,p-=b<<3,f&=(1<<p)-1,e.next_in=n,e.next_out=i,e.avail_in=n<r?5+(r-n):5-(n-r),e.avail_out=i<o?257+(o-i):257-(i-o),E.hold=f,E.bits=p}var qC=15,JC=852,YC=592,XC=0,ZC=1,QC=2,$C=new Uint16Array([3,4,5,6,7,8,9,10,11,13,15,17,19,23,27,31,35,43,51,59,67,83,99,115,131,163,195,227,258,0,0]),ew=new Uint8Array([16,16,16,16,16,16,16,16,17,17,17,17,18,18,18,18,19,19,19,19,20,20,20,20,21,21,21,21,16,199,75]),tw=new Uint16Array([1,2,3,4,5,7,9,13,17,25,33,49,65,97,129,193,257,385,513,769,1025,1537,2049,3073,4097,6145,8193,12289,16385,24577,0,0]),nw=new Uint8Array([16,16,16,16,17,17,18,18,19,19,20,20,21,21,22,22,23,23,24,24,25,25,26,26,27,27,28,28,29,29,64,64]),rw=(e,t,n,r,i,a,o,s)=>{let c=s.bits,l=0,u=0,d=0,f=0,p=0,m=0,h=0,g=0,_=0,v=0,y,b,x,S,C,w=null,T,E=new Uint16Array(16),D=new Uint16Array(16),O=null,ee,k,te;for(l=0;l<=qC;l++)E[l]=0;for(u=0;u<r;u++)E[t[n+u]]++;for(p=c,f=qC;f>=1&&E[f]===0;f--);if(p>f&&(p=f),f===0)return i[a++]=20971520,i[a++]=20971520,s.bits=1,0;for(d=1;d<f&&E[d]===0;d++);for(p<d&&(p=d),g=1,l=1;l<=qC;l++)if(g<<=1,g-=E[l],g<0)return-1;if(g>0&&(e===XC||f!==1))return-1;for(D[1]=0,l=1;l<qC;l++)D[l+1]=D[l]+E[l];for(u=0;u<r;u++)t[n+u]!==0&&(o[D[t[n+u]]++]=u);if(e===XC?(w=O=o,T=20):e===ZC?(w=$C,O=ew,T=257):(w=tw,O=nw,T=0),v=0,u=0,l=d,C=a,m=p,h=0,x=-1,_=1<<p,S=_-1,e===ZC&&_>JC||e===QC&&_>YC)return 1;for(;;){ee=l-h,o[u]+1<T?(k=0,te=o[u]):o[u]>=T?(k=O[o[u]-T],te=w[o[u]-T]):(k=96,te=0),y=1<<l-h,b=1<<m,d=b;do b-=y,i[C+(v>>h)+b]=ee<<24|k<<16|te|0;while(b!==0);for(y=1<<l-1;v&y;)y>>=1;if(y===0?v=0:(v&=y-1,v+=y),u++,--E[l]===0){if(l===f)break;l=t[n+o[u]]}if(l>p&&(v&S)!==x){for(h===0&&(h=p),C+=d,m=l-h,g=1<<m;m+h<f&&(g-=E[m+h],!(g<=0));)m++,g<<=1;if(_+=1<<m,e===ZC&&_>JC||e===QC&&_>YC)return 1;x=v&S,i[x]=p<<24|m<<16|C-a|0}}return v!==0&&(i[C+v]=l-h<<24|4194304),s.bits=p,0},iw=0,aw=1,ow=2,sw=16180,cw=16181,lw=16182,uw=16183,dw=16184,fw=16185,pw=16186,mw=16187,hw=16188,gw=16189,_w=16190,vw=16191,yw=16192,bw=16193,xw=16194,Sw=16195,Cw=16196,ww=16197,Tw=16198,Ew=16199,Dw=16200,Ow=16201,kw=16202,Aw=16203,jw=16204,Mw=16205,Nw=16206,Pw=16207,Fw=16208,$=16209,Iw=16210,Lw=16211,Rw=852,zw=592,Bw=e=>(e>>>24&255)+(e>>>8&65280)+((e&65280)<<8)+((e&255)<<24),Vw=class{constructor(){this.strm=null,this.mode=0,this.last=!1,this.wrap=0,this.havedict=!1,this.flags=0,this.dmax=0,this.check=0,this.total=0,this.head=null,this.wbits=0,this.wsize=0,this.whave=0,this.wnext=0,this.window=null,this.hold=0,this.bits=0,this.length=0,this.offset=0,this.extra=0,this.lencode=null,this.distcode=null,this.lenbits=0,this.distbits=0,this.ncode=0,this.nlen=0,this.ndist=0,this.have=0,this.next=null,this.lens=new Uint16Array(320),this.work=new Uint16Array(288),this.lendyn=null,this.distdyn=null,this.sane=0,this.back=0,this.was=0}},Hw=e=>{if(!e)return 1;let t=e.state;return+(!t||t.strm!==e||t.mode<sw||t.mode>Lw)},Uw=e=>{if(Hw(e))return-2;let t=e.state;return e.total_in=e.total_out=t.total=0,e.msg=``,t.wrap&&(e.adler=t.wrap&1),t.mode=sw,t.last=0,t.havedict=0,t.flags=-1,t.dmax=32768,t.head=null,t.hold=0,t.bits=0,t.lencode=t.lendyn=new Int32Array(Rw),t.distcode=t.distdyn=new Int32Array(zw),t.sane=1,t.back=-1,0},Ww=e=>{if(Hw(e))return-2;let t=e.state;return t.wsize=0,t.whave=0,t.wnext=0,Uw(e)},Gw=(e,t)=>{let n;if(Hw(e))return-2;let r=e.state;return t<0?(n=0,t=-t):(n=(t>>4)+5,t<48&&(t&=15)),t&&(t<8||t>15)?-2:(r.window!==null&&r.wbits!==t&&(r.window=null),r.wrap=n,r.wbits=t,Ww(e))},Kw=(e,t)=>{if(!e)return-2;let n=new Vw;e.state=n,n.strm=e,n.window=null,n.mode=sw;let r=Gw(e,t);return r!==0&&(e.state=null),r},qw=!0,Jw,Yw,Xw=e=>{if(qw){Jw=new Int32Array(512),Yw=new Int32Array(32);let t=0;for(;t<144;)e.lens[t++]=8;for(;t<256;)e.lens[t++]=9;for(;t<280;)e.lens[t++]=7;for(;t<288;)e.lens[t++]=8;for(rw(aw,e.lens,0,288,Jw,0,e.work,{bits:9}),t=0;t<32;)e.lens[t++]=5;rw(ow,e.lens,0,32,Yw,0,e.work,{bits:5}),qw=!1}e.lencode=Jw,e.lenbits=9,e.distcode=Yw,e.distbits=5},Zw=(e,t,n,r)=>{let i,a=e.state;return a.window===null&&(a.window=new Uint8Array(1<<a.wbits)),a.wsize===0&&(a.wsize=1<<a.wbits,a.wnext=0,a.whave=0),r>=a.wsize?(a.window.set(t.subarray(n-a.wsize,n),0),a.wnext=0,a.whave=a.wsize):(i=a.wsize-a.wnext,i>r&&(i=r),a.window.set(t.subarray(n-r,n-r+i),a.wnext),r-=i,r?(a.window.set(t.subarray(n-r,n),0),a.wnext=r,a.whave=a.wsize):(a.wnext+=i,a.wnext===a.wsize&&(a.wnext=0),a.whave<a.wsize&&(a.whave+=i))),0},Qw=(e,t)=>{let n,r,i,a,o,s,c,l,u,d,f,p,m,h,g=0,_,v,y,b,x,S,C,w,T=new Uint8Array(4),E,D,O=new Uint8Array([16,17,18,0,8,7,9,6,10,5,11,4,12,3,13,2,14,1,15]);if(Hw(e)||!e.output||!e.input&&e.avail_in!==0)return-2;n=e.state,n.mode===vw&&(n.mode=yw),o=e.next_out,i=e.output,c=e.avail_out,a=e.next_in,r=e.input,s=e.avail_in,l=n.hold,u=n.bits,d=s,f=c,w=0;inf_leave:for(;;)switch(n.mode){case sw:if(n.wrap===0){n.mode=yw;break}for(;u<16;){if(s===0)break inf_leave;s--,l+=r[a++]<<u,u+=8}if(n.wrap&2&&l===35615){n.wbits===0&&(n.wbits=15),n.check=0,T[0]=l&255,T[1]=l>>>8&255,n.check=XS(n.check,T,2,0),l=0,u=0,n.mode=cw;break}if(n.head&&(n.head.done=!1),!(n.wrap&1)||(((l&255)<<8)+(l>>8))%31){e.msg=`incorrect header check`,n.mode=$;break}if((l&15)!=8){e.msg=`unknown compression method`,n.mode=$;break}if(l>>>=4,u-=4,C=(l&15)+8,n.wbits===0&&(n.wbits=C),C>15||C>n.wbits){e.msg=`invalid window size`,n.mode=$;break}n.dmax=1<<n.wbits,n.flags=0,e.adler=n.check=1,n.mode=l&512?gw:vw,l=0,u=0;break;case cw:for(;u<16;){if(s===0)break inf_leave;s--,l+=r[a++]<<u,u+=8}if(n.flags=l,(n.flags&255)!=8){e.msg=`unknown compression method`,n.mode=$;break}if(n.flags&57344){e.msg=`unknown header flags set`,n.mode=$;break}n.head&&(n.head.text=l>>8&1),n.flags&512&&n.wrap&4&&(T[0]=l&255,T[1]=l>>>8&255,n.check=XS(n.check,T,2,0)),l=0,u=0,n.mode=lw;case lw:for(;u<32;){if(s===0)break inf_leave;s--,l+=r[a++]<<u,u+=8}n.head&&(n.head.time=l),n.flags&512&&n.wrap&4&&(T[0]=l&255,T[1]=l>>>8&255,T[2]=l>>>16&255,T[3]=l>>>24&255,n.check=XS(n.check,T,4,0)),l=0,u=0,n.mode=uw;case uw:for(;u<16;){if(s===0)break inf_leave;s--,l+=r[a++]<<u,u+=8}n.head&&(n.head.xflags=l&255,n.head.os=l>>8),n.flags&512&&n.wrap&4&&(T[0]=l&255,T[1]=l>>>8&255,n.check=XS(n.check,T,2,0)),l=0,u=0,n.mode=dw;case dw:if(n.flags&1024){for(;u<16;){if(s===0)break inf_leave;s--,l+=r[a++]<<u,u+=8}n.length=l,n.head&&(n.head.extra_len=l),n.flags&512&&n.wrap&4&&(T[0]=l&255,T[1]=l>>>8&255,n.check=XS(n.check,T,2,0)),l=0,u=0}else n.head&&(n.head.extra=null);n.mode=fw;case fw:if(n.flags&1024&&(p=n.length,p>s&&(p=s),p&&(n.head&&(C=n.head.extra_len-n.length,n.head.extra||(n.head.extra=new Uint8Array(n.head.extra_len)),n.head.extra.set(r.subarray(a,a+p),C)),n.flags&512&&n.wrap&4&&(n.check=XS(n.check,r,p,a)),s-=p,a+=p,n.length-=p),n.length))break inf_leave;n.length=0,n.mode=pw;case pw:if(n.flags&2048){if(s===0)break inf_leave;p=0;do C=r[a+p++],n.head&&C&&n.length<65536&&(n.head.name+=String.fromCharCode(C));while(C&&p<s);if(n.flags&512&&n.wrap&4&&(n.check=XS(n.check,r,p,a)),s-=p,a+=p,C)break inf_leave}else n.head&&(n.head.name=null);n.length=0,n.mode=mw;case mw:if(n.flags&4096){if(s===0)break inf_leave;p=0;do C=r[a+p++],n.head&&C&&n.length<65536&&(n.head.comment+=String.fromCharCode(C));while(C&&p<s);if(n.flags&512&&n.wrap&4&&(n.check=XS(n.check,r,p,a)),s-=p,a+=p,C)break inf_leave}else n.head&&(n.head.comment=null);n.mode=hw;case hw:if(n.flags&512){for(;u<16;){if(s===0)break inf_leave;s--,l+=r[a++]<<u,u+=8}if(n.wrap&4&&l!==(n.check&65535)){e.msg=`header crc mismatch`,n.mode=$;break}l=0,u=0}n.head&&(n.head.hcrc=n.flags>>9&1,n.head.done=!0),e.adler=n.check=0,n.mode=vw;break;case gw:for(;u<32;){if(s===0)break inf_leave;s--,l+=r[a++]<<u,u+=8}e.adler=n.check=Bw(l),l=0,u=0,n.mode=_w;case _w:if(n.havedict===0)return e.next_out=o,e.avail_out=c,e.next_in=a,e.avail_in=s,n.hold=l,n.bits=u,2;e.adler=n.check=1,n.mode=vw;case vw:if(t===5||t===6)break inf_leave;case yw:if(n.last){l>>>=u&7,u-=u&7,n.mode=Nw;break}for(;u<3;){if(s===0)break inf_leave;s--,l+=r[a++]<<u,u+=8}switch(n.last=l&1,l>>>=1,--u,l&3){case 0:n.mode=bw;break;case 1:if(Xw(n),n.mode=Ew,t===6){l>>>=2,u-=2;break inf_leave}break;case 2:n.mode=Cw;break;case 3:e.msg=`invalid block type`,n.mode=$}l>>>=2,u-=2;break;case bw:for(l>>>=u&7,u-=u&7;u<32;){if(s===0)break inf_leave;s--,l+=r[a++]<<u,u+=8}if((l&65535)!=(l>>>16^65535)){e.msg=`invalid stored block lengths`,n.mode=$;break}if(n.length=l&65535,l=0,u=0,n.mode=xw,t===6)break inf_leave;case xw:n.mode=Sw;case Sw:if(p=n.length,p){if(p>s&&(p=s),p>c&&(p=c),p===0)break inf_leave;i.set(r.subarray(a,a+p),o),s-=p,a+=p,c-=p,o+=p,n.length-=p;break}n.mode=vw;break;case Cw:for(;u<14;){if(s===0)break inf_leave;s--,l+=r[a++]<<u,u+=8}if(n.nlen=(l&31)+257,l>>>=5,u-=5,n.ndist=(l&31)+1,l>>>=5,u-=5,n.ncode=(l&15)+4,l>>>=4,u-=4,n.nlen>286||n.ndist>30){e.msg=`too many length or distance symbols`,n.mode=$;break}n.have=0,n.mode=ww;case ww:for(;n.have<n.ncode;){for(;u<3;){if(s===0)break inf_leave;s--,l+=r[a++]<<u,u+=8}n.lens[O[n.have++]]=l&7,l>>>=3,u-=3}for(;n.have<19;)n.lens[O[n.have++]]=0;if(n.lencode=n.lendyn,n.lenbits=7,E={bits:n.lenbits},w=rw(iw,n.lens,0,19,n.lencode,0,n.work,E),n.lenbits=E.bits,w){e.msg=`invalid code lengths set`,n.mode=$;break}n.have=0,n.mode=Tw;case Tw:for(;n.have<n.nlen+n.ndist;){for(;g=n.lencode[l&(1<<n.lenbits)-1],_=g>>>24,v=g>>>16&255,y=g&65535,!(_<=u);){if(s===0)break inf_leave;s--,l+=r[a++]<<u,u+=8}if(y<16)l>>>=_,u-=_,n.lens[n.have++]=y;else{if(y===16){for(D=_+2;u<D;){if(s===0)break inf_leave;s--,l+=r[a++]<<u,u+=8}if(l>>>=_,u-=_,n.have===0){e.msg=`invalid bit length repeat`,n.mode=$;break}C=n.lens[n.have-1],p=3+(l&3),l>>>=2,u-=2}else if(y===17){for(D=_+3;u<D;){if(s===0)break inf_leave;s--,l+=r[a++]<<u,u+=8}l>>>=_,u-=_,C=0,p=3+(l&7),l>>>=3,u-=3}else{for(D=_+7;u<D;){if(s===0)break inf_leave;s--,l+=r[a++]<<u,u+=8}l>>>=_,u-=_,C=0,p=11+(l&127),l>>>=7,u-=7}if(n.have+p>n.nlen+n.ndist){e.msg=`invalid bit length repeat`,n.mode=$;break}for(;p--;)n.lens[n.have++]=C}}if(n.mode===$)break;if(n.lens[256]===0){e.msg=`invalid code -- missing end-of-block`,n.mode=$;break}if(n.lenbits=9,E={bits:n.lenbits},w=rw(aw,n.lens,0,n.nlen,n.lencode,0,n.work,E),n.lenbits=E.bits,w){e.msg=`invalid literal/lengths set`,n.mode=$;break}if(n.distbits=6,n.distcode=n.distdyn,E={bits:n.distbits},w=rw(ow,n.lens,n.nlen,n.ndist,n.distcode,0,n.work,E),n.distbits=E.bits,w){e.msg=`invalid distances set`,n.mode=$;break}if(n.mode=Ew,t===6)break inf_leave;case Ew:n.mode=Dw;case 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Object.entries(r))i.searchParams.set(e,String(t));return i.toString()}var CT={plantuml:pT,mermaid:`flowchart LR1549+ Alice([Alice]) -->|describes the shared list| AliceAgent["Alice Agent"]1550+ AliceAgent -->|drafts the experience| Tandem["Tandem App"]1551+ Bob([Bob]) -->|reviews the plan| BobAgent["Bob Agent"]1552+ BobAgent -->|builds and tests the API| Tandem1553+ Tandem -->|keeps tasks in sync| Alice1554+ Tandem -->|keeps tasks in sync| Bob`,graphviz:`digraph Tandem {1555+ rankdir=LR1556+ node [shape=box, style="rounded,filled", fillcolor="#eef2ff"]1557+ Alice [shape=oval, fillcolor="#fef3c7"]1558+ Bob [shape=oval, fillcolor="#dcfce7"]1559+ AliceAgent [label="Alice Agent"]1560+ BobAgent [label="Bob Agent"]1561+ Tandem [label="Tandem App", fillcolor="#ddd6fe"]1562+ Alice -> AliceAgent [label="shares an idea"]1563+ AliceAgent -> Tandem [label="proposes the flow"]1564+ Bob -> BobAgent [label="asks for an API"]1565+ BobAgent -> Tandem [label="ships + tests"]1566+ Tandem -> { Alice Bob } [label="syncs tasks"]1567+}`,c4plantuml:`@startuml1568+!include <C4/C4_Context>1569+1570+Person(alice, "Alice", "Plans the product and creates shared tasks")1571+Person(bob, "Bob", "Builds the app and completes shared tasks")1572+System(aliceAgent, "Alice Agent", "Turns Alice's ideas into product flows")1573+System(bobAgent, "Bob Agent", "Implements and tests Bob's changes")1574+System(tandem, "Tandem App", "A tiny shared to-do list")1575+1576+Rel(alice, aliceAgent, "Explains what friends need")1577+Rel(aliceAgent, tandem, "Proposes task flows")1578+Rel(bob, bobAgent, "Requests implementation help")1579+Rel(bobAgent, tandem, "Builds and verifies")1580+Rel(alice, tandem, "Creates tasks")1581+Rel(bob, tandem, "Completes tasks")1582+@enduml`,blockdiag:`blockdiag {1583+ orientation = portrait1584+ Alice -> "Alice Agent" -> "Tandem App";1585+ Bob -> "Bob Agent" -> "Tandem App";1586+ "Tandem App" -> "Shared task list";1587+1588+ Alice [color = "#fde68a"];1589+ Bob [color = "#bbf7d0"];1590+ "Alice Agent" [color = "#bfdbfe"];1591+ "Bob Agent" [color = "#bfdbfe"];1592+ "Tandem App" [color = "#ddd6fe"];1593+ "Shared task list" [color = "#fecdd3"];1594+}`,seqdiag:`seqdiag {1595+ Alice; "Alice Agent"; "Tandem App"; "Bob Agent"; Bob;1596+ Alice -> "Alice Agent" [label = "Sketch our shared errands"];1597+ "Alice Agent" -> "Tandem App" [label = "Create task: Buy paint"];1598+ "Tandem App" -> "Bob Agent" [label = "Task assigned to Bob"];1599+ "Bob Agent" -> Bob [label = "Offer a reminder"];1600+ Bob -> "Tandem App" [label = "Mark task complete"];1601+ "Tandem App" -> Alice [label = "List synced"];1602+}`,actdiag:`actdiag {1603+ describe -> shape -> implement -> verify -> share1604+1605+ lane Alice {1606+ label = "Alice"1607+ describe [label = "Describe shared tasks"];1608+ share [label = "Try Tandem with Bob"];1609+ }1610+ lane "Alice Agent" {1611+ shape [label = "Shape the task flow"];1612+ }1613+ lane "Bob Agent" {1614+ implement [label = "Build Tandem"];1615+ verify [label = 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URL(`/${encodeURIComponent(e)}/svg`,window.location.origin);if(!o)for(let[e,t]of Object.entries(n))s.searchParams.set(e,String(t));try{let e=await fetch(s,{method:o?`GET`:`POST`,headers:o?{Accept:`image/svg+xml`}:{Accept:`image/svg+xml`,"Content-Type":`text/plain; charset=utf-8`},body:o?void 0:t,signal:i.signal});if(r!==this.requestNumber)return;if(!e.ok)throw Error(await this.errorMessage(e));this.status.dataset.cache=e.headers.get(`X-Diagram-Cache`)?.toLowerCase()??`browser`;let{blob:n,background:a}=this.normalizedSvgBlob(await e.text());this.stage.style.setProperty(`--render-background`,a);let c=URL.createObjectURL(n),l=this.objectUrl;this.objectUrl=c,this.image.src=c,this.minimapImage.src=c,this.image.hidden=!1,this.setStatus(`Rendered`,`ready`),l&&URL.revokeObjectURL(l)}catch(e){if(e.name===`AbortError`)return;this.setStatus(e.message||`Could not render this diagram.`,`error`)}finally{this.abortController===i&&(this.abortController=null)}}async errorMessage(e){let t=await e.text();return new DOMParser().parseFromString(t,`text/html`).body.textContent.trim().replace(/\s+/g,` `)||`Render failed with HTTP ${e.status}.`}normalizedSvgBlob(e){let t=new DOMParser().parseFromString(e,`image/svg+xml`).documentElement,n=t.getAttribute(`viewBox`)?.trim().split(/[\s,]+/).map(Number);t.nodeName===`svg`&&n?.length===4&&n.every(Number.isFinite)&&(t.hasAttribute(`width`)||t.setAttribute(`width`,String(n[2])),t.hasAttribute(`height`)||t.setAttribute(`height`,String(n[3])),e=new XMLSerializer().serializeToString(t));let r=t.style.backgroundColor||t.style.background,i=r&&r!==`transparent`?r:`#ffffff`;return{blob:new Blob([e],{type:`image/svg+xml`}),background:i}}setStatus(e,t){this.status.textContent=e,this.status.dataset.state=t}zoom(e){if(this.image.hidden)return;let t=this.stage.getBoundingClientRect();this.zoomAt(e,t.width/2,t.height/2)}zoomAt(e,t,n){let r=TT(this.scale*e,.1,8),i=(t-this.x)/this.scale,a=(n-this.y)/this.scale;this.x=t-i*r,this.y=n-a*r,this.scale=r,this.updateTransform()}wheelZoom(e){if(this.image.hidden||e.target.closest(`.preview-toolbar, .minimap`))return;e.preventDefault();let t=this.stage.getBoundingClientRect(),n=e.deltaY*(e.deltaMode===WheelEvent.DOM_DELTA_LINE?16:e.deltaMode===WheelEvent.DOM_DELTA_PAGE?t.height:1);this.zoomAt(Math.exp(-TT(n,-240,240)*.002),e.clientX-t.left,e.clientY-t.top)}oneToOne(){if(this.image.hidden)return;let e=this.stage.getBoundingClientRect();this.scale=1,this.x=(e.width-this.image.naturalWidth)/2,this.y=(e.height-this.image.naturalHeight)/2,this.updateTransform()}fit(){if(!this.image.naturalWidth||!this.image.naturalHeight)return;let e=this.stage.getBoundingClientRect(),t=Math.min(64,e.width*.12);this.scale=TT(Math.min((e.width-t*2)/this.image.naturalWidth,(e.height-t*2)/this.image.naturalHeight),.1,2),this.x=(e.width-this.image.naturalWidth*this.scale)/2,this.y=(e.height-this.image.naturalHeight*this.scale)/2,this.updateTransform()}updateTransform(){this.image.style.transform=`translate(${this.x}px, ${this.y}px) scale(${this.scale})`,this.updateMinimap()}startPan(e){this.image.hidden||e.button!==0||e.target.closest(`.preview-toolbar, .minimap`)||(this.drag={pointerId:e.pointerId,x:e.clientX,y:e.clientY,originX:this.x,originY:this.y},this.stage.setPointerCapture(e.pointerId),this.stage.dataset.dragging=`true`)}pan(e){!this.drag||e.pointerId!==this.drag.pointerId||(this.x=this.drag.originX+e.clientX-this.drag.x,this.y=this.drag.originY+e.clientY-this.drag.y,this.updateTransform())}endPan(e){!this.drag||e.pointerId!==this.drag.pointerId||(this.drag=null,delete this.stage.dataset.dragging)}moveFromMinimap(e){if(!this.image.naturalWidth||!this.image.naturalHeight)return;let t=this.minimap.getBoundingClientRect(),n=Math.min(t.width/this.image.naturalWidth,t.height/this.image.naturalHeight),r=(t.width-this.image.naturalWidth*n)/2,i=(t.height-this.image.naturalHeight*n)/2,a=(e.clientX-t.left-r)/n,o=(e.clientY-t.top-i)/n,s=this.stage.getBoundingClientRect();this.x=s.width/2-a*this.scale,this.y=s.height/2-o*this.scale,this.updateTransform()}updateMinimap(){if(!this.image.naturalWidth||!this.image.naturalHeight)return;let e=this.stage.getBoundingClientRect(),t=this.image.naturalWidth*this.scale,n=this.image.naturalHeight*this.scale,r=this.x>=0&&this.y>=0&&this.x+t<=e.width&&this.y+n<=e.height;if(this.minimap.hidden=r,r)return;let i=this.minimap.getBoundingClientRect(),a=Math.min(i.width/this.image.naturalWidth,i.height/this.image.naturalHeight),o=(i.width-this.image.naturalWidth*a)/2,s=(i.height-this.image.naturalHeight*a)/2,c=TT(-this.x/this.scale,0,this.image.naturalWidth),l=TT(-this.y/this.scale,0,this.image.naturalHeight),u=TT((e.width-this.x)/this.scale,0,this.image.naturalWidth),d=TT((e.height-this.y)/this.scale,0,this.image.naturalHeight);this.minimapViewport.style.left=`${o+c*a}px`,this.minimapViewport.style.top=`${s+l*a}px`,this.minimapViewport.style.width=`${Math.max(4,(u-c)*a)}px`,this.minimapViewport.style.height=`${Math.max(4,(d-l)*a)}px`}},DT=`diagram.zip:draft:v1`,OT=new Ce,kT,AT=!1,jT,MT=new Map;document.querySelector(`#app`).innerHTML=`1640+ <main class="app-shell">1641+ <header class="app-header">1642+ <a class="brand" href="#" aria-label="New diagram"><img class="brand-mark" src="/diagram.zip/icon.svg" alt=""><span>diagram.zip</span></a>1643+ <div class="header-meta">1644+ <span class="render-status" data-state="idle" role="status">Ready</span>1645+ <label class="type-picker">1646+ <span class="sr-only">Diagram type</span>1647+ <select id="diagram-type"></select>1648+ </label>1649+ <button class="primary-action" id="share" type="button">Share</button>1650+ </div>1651+ </header>1652+1653+ <div class="mobile-tabs" role="tablist" aria-label="Workspace panel">1654+ <button type="button" role="tab" aria-selected="true" data-panel="editor">Edit</button>1655+ <button type="button" role="tab" aria-selected="false" data-panel="preview">Preview</button>1656+ </div>1657+1658+ <div class="workspace" data-mobile-panel="editor">1659+ <section class="editor-panel" aria-label="Diagram source">1660+ <div id="editor"></div>1661+ </section>1662+ <section class="preview-panel" aria-label="Diagram preview">1663+ <div class="preview-stage" id="preview-stage">1664+ <img id="preview-image" alt="Rendered diagram" draggable="false" hidden>1665+ <p class="preview-empty">Your diagram will appear here.</p>1666+ <div class="preview-toolbar" aria-label="Preview controls">1667+ <button type="button" data-preview-action="zoom-out" aria-label="Zoom out">−</button>1668+ <button type="button" data-preview-action="zoom-in" aria-label="Zoom in">+</button>1669+ <button type="button" data-preview-action="fit">Fit</button>1670+ <button type="button" data-preview-action="one-to-one">1:1</button>1671+ </div>1672+ <div class="minimap" id="minimap" aria-label="Preview minimap" hidden>1673+ <img id="minimap-image" alt="" draggable="false">1674+ <span id="minimap-viewport" aria-hidden="true"></span>1675+ </div>1676+ </div>1677+ </section>1678+ </div>1679+ </main>1680+1681+ <dialog id="share-dialog" aria-labelledby="share-title">1682+ <form method="dialog" class="dialog-card">1683+ <div class="dialog-header">1684+ <div><p class="dialog-eyebrow">Share</p><h1 id="share-title">Take the diagram with you.</h1></div>1685+ <button class="icon-button" value="cancel" aria-label="Close">×</button>1686+ </div>1687+ <div class="share-options">1688+ <label><span>Editable diagram</span><div><input id="editable-link" readonly><button type="button" data-copy="editable-link">Copy</button></div></label>1689+ <label><span>SVG image</span><div><input id="image-link" readonly><button type="button" data-copy="image-link">Copy</button></div><small id="image-link-note"></small></label>1690+ <label><span>Markdown</span><div><input id="markdown-link" readonly><button type="button" data-copy="markdown-link">Copy</button></div></label>1691+ </div>1692+ </form>1693+ </dialog>1694+1695+ <div class="toast" id="toast" role="status" aria-live="polite"></div>1696+`;var NT=document.querySelector(`#diagram-type`);for(let{id:e,label:t}of px)NT.add(new Option(t,e));var PT=VT();NT.value=PT.type,jT=PT.type,MT.set(PT.type,PT.source);var FT=ad.define([{tag:Y.keyword,color:`var(--syntax-keyword)`,fontWeight:`650`},{tag:Y.string,color:`var(--syntax-string)`},{tag:[Y.comment,Y.lineComment,Y.blockComment],color:`var(--syntax-comment)`,fontStyle:`italic`},{tag:[Y.number,Y.bool],color:`var(--syntax-number)`},{tag:[Y.operator,Y.punctuation],color:`var(--syntax-operator)`},{tag:[Y.variableName,Y.typeName],color:`var(--syntax-variable)`}]),IT=new W({state:P.create({doc:PT.source,extensions:[A_,OT.of(vx(PT.type)),ld(FT),W.theme({"&":{height:`100%`,backgroundColor:`transparent`},".cm-scroller":{fontFamily:`var(--font-mono)`,lineHeight:`1.65`},".cm-content":{padding:`28px 10px 80px`},".cm-gutters":{backgroundColor:`transparent`,border:`0`,paddingLeft:`12px`},".cm-activeLine, .cm-activeLineGutter":{backgroundColor:`var(--editor-active-line)`},".cm-cursor, .cm-dropCursor":{borderLeftColor:`var(--ink)`},"&.cm-focused":{outline:`none`}}),W.updateListener.of(e=>{e.docChanged&&!AT&&zT()})]}),parent:document.querySelector(`#editor`)}),LT=new ET({stage:document.querySelector(`#preview-stage`),image:document.querySelector(`#preview-image`),status:document.querySelector(`.render-status`),minimap:document.querySelector(`#minimap`),minimapImage:document.querySelector(`#minimap-image`),minimapViewport:document.querySelector(`#minimap-viewport`)});NT.addEventListener(`change`,()=>{MT.set(jT,IT.state.doc.toString());let e=NT.value;HT({type:e,source:MT.get(e)??wT(e),options:{}})}),document.querySelector(`#share`).addEventListener(`click`,UT),document.querySelector(`.brand`).addEventListener(`click`,e=>{e.preventDefault(),confirm(`Start a new diagram?`)&&HT({type:fT,source:pT,options:{}})}),document.querySelectorAll(`[data-preview-action]`).forEach(e=>{e.addEventListener(`click`,()=>{let t=e.dataset.previewAction;t===`zoom-out`&<.zoom(.8),t===`zoom-in`&<.zoom(1.25),t===`fit`&<.fit(),t===`one-to-one`&<.oneToOne()})}),document.querySelectorAll(`.mobile-tabs button`).forEach(e=>{e.addEventListener(`click`,()=>{document.querySelector(`.workspace`).dataset.mobilePanel=e.dataset.panel,document.querySelectorAll(`.mobile-tabs button`).forEach(t=>{t.setAttribute(`aria-selected`,String(t===e))}),e.dataset.panel===`preview`&<.fit()})}),document.querySelectorAll(`[data-copy]`).forEach(e=>{e.addEventListener(`click`,async()=>{await WT(document.querySelector(`#${e.dataset.copy}`).value),GT(`Copied`)})}),window.addEventListener(`hashchange`,()=>{try{HT(xT(location.hash),!1)}catch{GT(`This diagram link could not be opened.`)}}),window.addEventListener(`keydown`,e=>{(e.metaKey||e.ctrlKey)&&e.key.toLowerCase()===`s`&&(e.preventDefault(),UT())});function RT(){return{type:NT.value,source:IT.state.doc.toString(),options:{}}}function zT(e=1200){clearTimeout(kT),kT=setTimeout(BT,e)}function BT(){let e=RT(),t=bT(e);location.hash!==t&&history.replaceState(null,``,t),localStorage.setItem(DT,JSON.stringify(e)),LT.render(e)}function VT(){if(location.hash.startsWith(`#v1/`))try{let e=xT(location.hash);if(yx(e.type))return e}catch{}try{let e=JSON.parse(localStorage.getItem(DT));if(e&&yx(e.type)&&typeof e.source==`string`)return{...e,options:e.options??{}}}catch{}return{type:fT,source:pT,options:{}}}function HT(e,t=!0){if(!yx(e.type))throw Error(`Unsupported diagram type.`);AT=!0,jT=e.type,MT.set(e.type,e.source),NT.value=e.type,IT.dispatch({changes:{from:0,to:IT.state.doc.length,insert:e.source},effects:OT.reconfigure(vx(e.type))}),AT=!1,t?BT():LT.render(RT())}function UT(){BT();let e=RT(),t=`${location.origin}${location.pathname}${bT(e)}`,n=ST(location.origin,e),r=n.length>dT,i=document.querySelector(`#image-link`),a=document.querySelector(`#markdown-link`),o=document.querySelector(`[data-copy="image-link"]`),s=document.querySelector(`[data-copy="markdown-link"]`);document.querySelector(`#editable-link`).value=t,i.value=r?``:n,i.placeholder=r?`Unavailable for this diagram`:``,a.value=r?``:``,a.placeholder=r?`Unavailable for this diagram`:``,o.disabled=r,s.disabled=r,document.querySelector(`#image-link-note`).textContent=r?`This diagram exceeds the safe image URL limit. Share the editable link instead.`:``,document.querySelector(`#share-dialog`).showModal()}async function WT(e){if(navigator.clipboard)return navigator.clipboard.writeText(e);let t=document.createElement(`textarea`);t.value=e,document.body.append(t),t.select(),document.execCommand(`copy`),t.remove()}function GT(e){let t=document.querySelector(`#toast`);t.textContent=e,t.dataset.visible=`true`,clearTimeout(GT.timeout),GT.timeout=setTimeout(()=>delete t.dataset.visible,1800)}BT();\ No newline at end of file@@ -0,0 +1,16 @@
1+2+<html lang="en">3+ <head>4+ <meta charset="UTF-8">5+ <meta name="viewport" content="width=device-width, initial-scale=1.0">6+ <meta name="theme-color" content="#ffffff">7+ <meta name="description" content="Create diagrams from text and share them as a link.">8+ <link rel="icon" href="/diagram.zip/icon.svg" type="image/svg+xml">9+ <title>diagram.zip</title>10+ <script type="module" crossorigin src="/diagram.zip/assets/index-DdXUFryB.js"></script>11+ <link rel="stylesheet" crossorigin href="/diagram.zip/assets/index-Cvv5Q-Ty.css">12+ </head>13+ <body>14+ <div id="app"></div>15+ </body>16+</html>@@ -107,7 +107,7 @@ class ServerListenTest {
107107 .as(BodyCodec.string())108108 .send()109109 .await(2, TimeUnit.SECONDS);110- assertThat(response.body()).contains("https://kroki.io");110+ assertThat(response.body()).contains("<title>diagram.zip</title>");111111 }112112 113113 private int getAvailablePort() throws IOException {@@ -45,7 +45,7 @@ class ServerSSLTest {
4545 .as(BodyCodec.string())4646 .send()4747 .await(5, TimeUnit.SECONDS);48- assertThat(response.body()).contains("https://kroki.io");48+ assertThat(response.body()).contains("<title>diagram.zip</title>");4949 }5050 5151 @@ -61,7 +61,7 @@ class ServerSSLTest {
6161 .as(BodyCodec.string())6262 .send()6363 .await(5, TimeUnit.SECONDS);64- assertThat(response.body()).contains("https://kroki.io");64+ assertThat(response.body()).contains("<title>diagram.zip</title>");6565 }6666 6767 @@ -77,7 +77,7 @@ class ServerSSLTest {
7777 .as(BodyCodec.string())7878 .send()7979 .await(5, TimeUnit.SECONDS);80- assertThat(response.body()).contains("https://kroki.io");80+ assertThat(response.body()).contains("<title>diagram.zip</title>");8181 }8282 8383 @@ -51,7 +51,7 @@ class ServerTest {
5151 if (response.failed()) {5252 throw new RuntimeException("Failed to get response", response.cause());5353 } else {54- assertThat(response.result().bodyAsString()).contains("https://kroki.io");54+ assertThat(response.result().bodyAsString()).contains("<title>diagram.zip</title>");5555 }5656 });5757 }@@ -52,6 +52,6 @@ public class ServerUriResponseTest {
5252 .await(5, TimeUnit.SECONDS);5353 assertThat(response.statusCode()).isEqualTo(414);5454 assertThat(response.statusMessage()).isEqualTo("Request-URI Too Long");55- assertThat(response.body()).isEqualTo("Error 414: The request URI's length exceeds 8192. You can update this value by setting KROKI_MAX_URI_LENGTH environment variable. Please read: https://docs.kroki.io/kroki/setup/configuration/#_max_uri_length for more information.");55+ assertThat(response.body()).isEqualTo("Error 414: This image link is too large to open. Use a shorter diagram or share the editable diagram.zip link instead.");5656 }5757 }@@ -19,6 +19,10 @@ import java.nio.file.Files;
1919 import java.nio.file.Paths;2020 import java.util.HashMap;2121 import java.util.concurrent.TimeUnit;22+import java.util.concurrent.CancellationException;23+import java.util.concurrent.ExecutionException;24+import java.util.concurrent.ExecutorService;25+import java.util.concurrent.Executors;2226 import java.util.regex.Matcher;2327 import java.util.regex.Pattern;2428 import java.util.stream.Collectors;@@ -37,6 +41,23 @@ class CommanderTest {
3741 .hasMessageStartingWith("Cannot run program \"/path/not/found/dot\"");3842 }3943 44+ 45+ void should_terminate_a_cancelled_command() throws Exception {46+ RenderCancellation cancellation = new RenderCancellation();47+ ExecutorService executor = Executors.newSingleThreadExecutor();48+ try {49+ java.util.concurrent.Future<byte[]> result = executor.submit(() ->50+ new Commander(new JsonObject().put("KROKI_COMMAND_TIMEOUT", "30s"))51+ .execute(cancellation, new byte[0], "sh", "-c", "sleep 30"));52+ cancellation.cancel();53+ assertThatThrownBy(() -> result.get(5, TimeUnit.SECONDS))54+ .isInstanceOf(ExecutionException.class)55+ .hasCauseInstanceOf(CancellationException.class);56+ } finally {57+ executor.shutdownNow();58+ }59+ }60+4061 // Server code injection4162 4263 @@ -326,6 +326,8 @@ class DiagramHandlerTest {
326326 when(diagramService.getSupportedFormats()).thenReturn(supportedFormats);327327 when(diagramService.getSourceDecoder()).thenReturn(sourceDecoder);328328 when(diagramService.convert(any(), any(), any(), any())).thenReturn(Future.succeededFuture(Buffer.buffer("")));329+ when(diagramService.convert(any(), any(), any(), any(), any())).thenAnswer(invocation ->330+ diagramService.convert(invocation.getArgument(0), invocation.getArgument(1), invocation.getArgument(2), invocation.getArgument(3)));329331 return diagramService;330332 }331333 }@@ -0,0 +1,42 @@
1+package io.kroki.server.service;2+3+import io.vertx.core.Handler;4+import io.vertx.core.Vertx;5+import io.vertx.core.http.HttpHeaders;6+import io.vertx.core.http.HttpServerResponse;7+import io.vertx.ext.web.RoutingContext;8+import org.junit.jupiter.api.Test;9+import org.mockito.ArgumentMatcher;10+import org.mockito.Mockito;11+12+import static org.mockito.ArgumentMatchers.any;13+import static org.mockito.ArgumentMatchers.argThat;14+import static org.mockito.ArgumentMatchers.contains;15+import static org.mockito.ArgumentMatchers.eq;16+import static org.mockito.Mockito.mock;17+import static org.mockito.Mockito.when;18+19+class DiagramZipHandlerTest {20+21+ 22+ void shouldReturnTheApplicationShellWithSecurityHeaders() {23+ Vertx vertx = Vertx.vertx();24+ RoutingContext routingContext = mock(RoutingContext.class);25+ HttpServerResponse response = mock(HttpServerResponse.class);26+ when(routingContext.response()).thenReturn(response);27+ when(response.putHeader(any(CharSequence.class), any(CharSequence.class))).thenReturn(response);28+29+ Handler<RoutingContext> handler = new DiagramZipHandler(vertx).create();30+ handler.handle(routingContext);31+32+ Mockito.verify(response).putHeader(HttpHeaders.CONTENT_TYPE, "text/html; charset=utf-8");33+ Mockito.verify(response).putHeader(HttpHeaders.CACHE_CONTROL, "no-cache");34+ Mockito.verify(response).putHeader(35+ eq("Content-Security-Policy"),36+ contains("connect-src 'self'")37+ );38+ Mockito.verify(response).end(argThat((ArgumentMatcher<String>) page ->39+ page.contains("<title>diagram.zip</title>") && page.contains("/diagram.zip/assets/")40+ ));41+ }42+}@@ -1,6 +1,7 @@
11 package io.kroki.server.service;22 33 import io.kroki.server.action.Commander;4+import io.kroki.server.action.RenderCancellation;45 import io.kroki.server.format.FileFormat;56 import io.vertx.core.Vertx;67 import io.vertx.core.buffer.Buffer;@@ -22,7 +23,7 @@ public class GraphVizServiceTest {
2223 public void should_call_graphviz_with_correct_arguments() throws Throwable {2324 Vertx vertx = Vertx.vertx();2425 Commander commanderMock = mock(Commander.class);25- when(commanderMock.execute(any(), any(String[].class))).thenReturn("<svg>graphviz</svg>".getBytes());26+ when(commanderMock.execute(any(RenderCancellation.class), any(), any(String[].class))).thenReturn("<svg>graphviz</svg>".getBytes());2627 HashMap<String, Object> config = new HashMap<>();2728 config.put("KROKI_SAFE_MODE", "unsafe");2829 config.put("KROKI_DOT_BIN_PATH", "/path/to/dot");@@ -37,6 +38,6 @@ public class GraphVizServiceTest {
3738 options.put("edge-attribute-arrowhead", "diamond");3839 Buffer buffer = graphvizService.convert("{}", "graphviz", FileFormat.SVG, options).await(2, TimeUnit.SECONDS);3940 assertThat(buffer.toString()).isEqualTo("<svg>graphviz</svg>");40- Mockito.verify(commanderMock).execute("{}".getBytes(), "/path/to/dot", "-Tsvg", "-Kneato", "-Nfontcolor=Crimson", "-Nshape=rect", "-Gfontcolor=SteelBlue", "-Glabel=Hello World", "-Ecolor=NavajoWhite", "-Earrowhead=diamond");41+ Mockito.verify(commanderMock).execute(any(RenderCancellation.class), Mockito.eq("{}".getBytes()), Mockito.eq("/path/to/dot"), Mockito.eq("-Tsvg"), Mockito.eq("-Kneato"), Mockito.eq("-Nfontcolor=Crimson"), Mockito.eq("-Nshape=rect"), Mockito.eq("-Gfontcolor=SteelBlue"), Mockito.eq("-Glabel=Hello World"), Mockito.eq("-Ecolor=NavajoWhite"), Mockito.eq("-Earrowhead=diamond"));4142 }4243 }@@ -1,6 +1,7 @@
11 package io.kroki.server.service;22 33 import io.kroki.server.action.Commander;4+import io.kroki.server.action.RenderCancellation;45 import io.kroki.server.format.FileFormat;56 import io.vertx.core.Vertx;67 import io.vertx.core.buffer.Buffer;@@ -22,13 +23,13 @@ public class PikchrServiceTest {
2223 public void should_call_pikchr_with_correct_arguments() throws Throwable {2324 Vertx vertx = Vertx.vertx();2425 Commander commanderMock = mock(Commander.class);25- when(commanderMock.execute(any(), any(String[].class))).thenReturn("<svg>pikchr</svg>".getBytes());26+ when(commanderMock.execute(any(RenderCancellation.class), any(), any(String[].class))).thenReturn("<svg>pikchr</svg>".getBytes());2627 HashMap<String, Object> config = new HashMap<>();2728 config.put("KROKI_SAFE_MODE", "unsafe");2829 config.put("KROKI_PIKCHR_BIN_PATH", "/path/to/pikchr");2930 Pikchr pikchrService = new Pikchr(vertx, new JsonObject(config), commanderMock);3031 Buffer buffer = pikchrService.convert("{}", "pikchr", FileFormat.SVG, new JsonObject()).await(2, TimeUnit.SECONDS);3132 assertThat(buffer.toString()).isEqualTo("<svg>pikchr</svg>");32- Mockito.verify(commanderMock).execute("{}".getBytes(), "/path/to/pikchr", "--svg-only", "-");33+ Mockito.verify(commanderMock).execute(any(RenderCancellation.class), Mockito.eq("{}".getBytes()), Mockito.eq("/path/to/pikchr"), Mockito.eq("--svg-only"), Mockito.eq("-"));3334 }3435 }@@ -0,0 +1,65 @@
1+package io.kroki.server.service;2+3+import io.kroki.server.action.RenderCancellation;4+import io.kroki.server.format.FileFormat;5+import io.vertx.core.Promise;6+import io.vertx.core.buffer.Buffer;7+import io.vertx.core.json.JsonObject;8+import org.junit.jupiter.api.Test;9+10+import java.util.concurrent.atomic.AtomicInteger;11+import java.util.concurrent.atomic.AtomicReference;12+13+import static org.assertj.core.api.Assertions.assertThat;14+15+class RenderCacheTest {16+17+ 18+ void should_coalesce_in_flight_renders_and_cache_successes() {19+ RenderCache cache = new RenderCache(new JsonObject());20+ Promise<Buffer> render = Promise.promise();21+ AtomicInteger calls = new AtomicInteger();22+23+ RenderCache.RenderRequest first = cache.render("packetdiag", FileFormat.SVG, "source", new JsonObject(), cancellation -> {24+ calls.incrementAndGet();25+ return render.future();26+ });27+ RenderCache.RenderRequest second = cache.render("packetdiag", FileFormat.SVG, "source", new JsonObject(), cancellation -> {28+ calls.incrementAndGet();29+ return render.future();30+ });31+32+ assertThat(first.status()).isEqualTo(RenderCache.CacheStatus.MISS);33+ assertThat(second.status()).isEqualTo(RenderCache.CacheStatus.COALESCED);34+ assertThat(calls).hasValue(1);35+36+ render.complete(Buffer.buffer("svg"));37+ assertThat(first.future().result().toString()).isEqualTo("svg");38+39+ RenderCache.RenderRequest third = cache.render("packetdiag", FileFormat.SVG, "source", new JsonObject(), cancellation -> {40+ calls.incrementAndGet();41+ return render.future();42+ });43+ assertThat(third.status()).isEqualTo(RenderCache.CacheStatus.HIT);44+ assertThat(third.future().result().toString()).isEqualTo("svg");45+ assertThat(calls).hasValue(1);46+ }47+48+ 49+ void should_cancel_when_the_last_subscriber_leaves() {50+ RenderCache cache = new RenderCache(new JsonObject());51+ Promise<Buffer> render = Promise.promise();52+ AtomicReference<RenderCancellation> cancellation = new AtomicReference<>();53+54+ RenderCache.RenderRequest first = cache.render("packetdiag", FileFormat.SVG, "source", new JsonObject(), token -> {55+ cancellation.set(token);56+ return render.future();57+ });58+ RenderCache.RenderRequest second = cache.render("packetdiag", FileFormat.SVG, "source", new JsonObject(), token -> render.future());59+60+ first.release();61+ assertThat(cancellation.get().isCancelled()).isFalse();62+ second.release();63+ assertThat(cancellation.get().isCancelled()).isTrue();64+ }65+}@@ -1,6 +1,7 @@
11 package io.kroki.server.service;22 33 import io.kroki.server.action.Commander;4+import io.kroki.server.action.RenderCancellation;45 import io.kroki.server.format.FileFormat;56 import io.vertx.core.Vertx;67 import io.vertx.core.buffer.Buffer;@@ -22,27 +23,27 @@ public class VegaServiceTest {
2223 public void should_call_vega_with_correct_arguments() throws Throwable {2324 Vertx vertx = Vertx.vertx();2425 Commander commanderMock = mock(Commander.class);25- when(commanderMock.execute(any(), any(String[].class))).thenReturn("<svg>vega</svg>".getBytes());26+ when(commanderMock.execute(any(RenderCancellation.class), any(), any(String[].class))).thenReturn("<svg>vega</svg>".getBytes());2627 HashMap<String, Object> config = new HashMap<>();2728 config.put("KROKI_SAFE_MODE", "unsafe");2829 config.put("KROKI_VEGA_BIN_PATH", "/path/to/vega");2930 Vega vegaService = new Vega(vertx, new JsonObject(config), Vega.SpecFormat.DEFAULT, commanderMock);3031 Buffer buffer = vegaService.convert("{}", "vega", FileFormat.SVG, new JsonObject()).await(4, TimeUnit.SECONDS);3132 assertThat(buffer.toString()).isEqualTo("<svg>vega</svg>");32- Mockito.verify(commanderMock).execute("{}".getBytes(), "/path/to/vega", "--output-format=svg", "--safe-mode=unsafe", "--spec-format=default");33+ Mockito.verify(commanderMock).execute(any(RenderCancellation.class), Mockito.eq("{}".getBytes()), Mockito.eq("/path/to/vega"), Mockito.eq("--output-format=svg"), Mockito.eq("--safe-mode=unsafe"), Mockito.eq("--spec-format=default"));3334 }3435 3536 3637 public void should_call_vega_lite_with_correct_arguments() throws Throwable {3738 Vertx vertx = Vertx.vertx();3839 Commander commanderMock = mock(Commander.class);39- when(commanderMock.execute(any(), any(String[].class))).thenReturn("<svg>vega-lite</svg>".getBytes());40+ when(commanderMock.execute(any(RenderCancellation.class), any(), any(String[].class))).thenReturn("<svg>vega-lite</svg>".getBytes());4041 HashMap<String, Object> config = new HashMap<>();4142 config.put("KROKI_SAFE_MODE", "unsafe");4243 config.put("KROKI_VEGA_BIN_PATH", "/path/to/vega");4344 Vega vegaService = new Vega(vertx, new JsonObject(config), Vega.SpecFormat.LITE, commanderMock);4445 Buffer buffer = vegaService.convert("{}", "vegalite", FileFormat.SVG, new JsonObject()).await(4, TimeUnit.SECONDS);4546 assertThat(buffer.toString()).isEqualTo("<svg>vega-lite</svg>");46- Mockito.verify(commanderMock).execute("{}".getBytes(), "/path/to/vega", "--output-format=svg", "--safe-mode=unsafe", "--spec-format=lite");47+ Mockito.verify(commanderMock).execute(any(RenderCancellation.class), Mockito.eq("{}".getBytes()), Mockito.eq("/path/to/vega"), Mockito.eq("--output-format=svg"), Mockito.eq("--safe-mode=unsafe"), Mockito.eq("--spec-format=lite"));4748 }4849 }Not shown: this page already shows 6000 lines of diff.