[{"_1":2,"_3":-5,"_4":-5},"loaderData",{"_5":6,"_7":8,"_9":10,"_11":12},"actionData","errors","root",{"_228":-5,"_231":232,"_233":234},"routes/shell",{"_40":41,"_227":-5,"_228":-5,"_229":230},"routes/repo",{"_33":-7,"_34":35,"_36":37,"_38":39,"_40":41,"_42":31,"_43":31,"_44":31,"_45":31,"_46":31,"_47":31,"_48":49,"_50":49,"_51":31,"_52":-7,"_53":-7,"_54":55,"_56":57,"_58":59,"_60":-5,"_61":62,"_63":64,"_65":66,"_67":68},"routes/repo.blob",{"_13":14,"_15":16,"_17":18,"_19":20,"_21":14,"_22":23,"_24":-5,"_25":26,"_27":28,"_28":29,"_30":31,"_32":14},"ref","b770bd2d73e574dc736bd75d303b0f0feb4d8564","path","packages/dialect/src/nodes/content.ts","oid","031c309e29adaf6a85427aa169deef509bec3491","size",13890,"commit","mounts",[],"source","plain",{"_13":14,"_15":16},"kind","text","/**\n * Code, math, images and footnotes.\n *\n * Code and math hold their source as ordinary Lexical text children rather than\n * as a node property, so two people editing the same block merge per character\n * instead of overwriting each other. Syntax highlighting and KaTeX rendering are\n * presentation, applied by `@chopin/editor` over this model — deliberately not by\n * rewriting child nodes, which would churn the CRDT on every keystroke.\n *\n * Images and footnote references are genuinely atomic, so they are decorators.\n * `decorate()` returns null here; the UI package supplies the rendering.\n */\n\nimport {\n\t$applyNodeReplacement,\n\t$createTextNode,\n\t$getState,\n\t$setState,\n\tcreateState,\n\tDecoratorNode,\n\tElementNode,\n\tsetDOMUnmanaged,\n} from \"lexical\";\n\nimport { render } from \"./render\";\n\nimport type {\n\tEditorConfig,\n\tElementDOMSlot,\n\tLexicalNode,\n\tLexicalUpdateJSON,\n\tSerializedElementNode,\n\tSerializedLexicalNode,\n\tSpread,\n} from \"lexical\";\n\nfunction text(value: unknown): string {\n\treturn typeof value === \"string\" ? value : \"\";\n}\n\nfunction flag(value: unknown): boolean {\n\treturn value === true;\n}\n\nexport const languageState = createState(\"plan-language\", { parse: text });\n/**\n * The rest of a fence's info string, after the language.\n *\n * Nothing reads it. It is carried so that a fence written as\n * ```` ```js title=\"a.js\" ```` survives being opened and saved: dropping it\n * would rewrite the author's source, and the server rejects any edit whose Lexical\n * round trip does not reproduce its input.\n */\nexport const metaState = createState(\"plan-meta\", { parse: text });\nexport const inlineState = createState(\"plan-inline\", { parse: flag });\nexport const srcState = createState(\"plan-src\", { parse: text });\nexport const altState = createState(\"plan-alt\", { parse: text });\nexport const identifierState = createState(\"plan-identifier\", { parse: text });\n\n// -- code ------------------------------------------------------------------\n\ntype SerializedCode = Spread<{ planLanguage: string; planMeta: string }, SerializedElementNode>;\n\n/**\n * A fenced code block.\n *\n * Ace does not use `@lexical/code`: its highlighting rewrites child nodes as you\n * type, which is exactly the mutation pattern to avoid in a shared document.\n */\nexport class CodeBlockNode extends ElementNode {\n\tstatic override getType(): string {\n\t\treturn \"plan-code\";\n\t}\n\n\tstatic override clone(node: CodeBlockNode): CodeBlockNode {\n\t\treturn new CodeBlockNode(node.__key);\n\t}\n\n\tstatic override importJSON(serialized: SerializedCode): CodeBlockNode {\n\t\treturn $createCodeBlockNode().updateFromJSON(serialized);\n\t}\n\n\tgetLanguage(): string {\n\t\treturn $getState(this, languageState);\n\t}\n\n\tsetLanguage(value: string): this {\n\t\treturn $setState(this.getWritable(), languageState, value);\n\t}\n\n\tgetMeta(): string {\n\t\treturn $getState(this, metaState);\n\t}\n\n\tsetMeta(value: string): this {\n\t\treturn $setState(this.getWritable(), metaState, value);\n\t}\n\n\toverride exportJSON(): SerializedCode {\n\t\treturn { ...super.exportJSON(), planLanguage: this.getLanguage(), planMeta: this.getMeta() };\n\t}\n\n\toverride updateFromJSON(serialized: LexicalUpdateJSON): this {\n\t\treturn super.updateFromJSON(serialized)\n\t\t\t.setLanguage(serialized.planLanguage ?? \"\")\n\t\t\t.setMeta(serialized.planMeta ?? \"\");\n\t}\n\n\toverride createDOM(config: EditorConfig): HTMLElement {\n\t\tlet dom = document.createElement(\"div\");\n\t\tdom.className = config.theme.planCode ?? \"planCode\";\n\t\tif (this.getLanguage()) dom.dataset.planLanguage = this.getLanguage();\n\n\t\t// Rendered output (a diagram, say) lives beside the source rather than\n\t\t// replacing it, so the text Yjs synchronises stays editable.\n\t\tlet preview = document.createElement(\"div\");\n\t\tpreview.dataset.planPreview = \"\";\n\t\tsetDOMUnmanaged(preview);\n\t\tdom.append(preview);\n\n\t\t// Somewhere for the UI to hang controls that act on the block rather\n\t\t// than edit it, kept out of the reconciled slot so Lexical does not\n\t\t// treat them as stray children.\n\t\tlet chrome = document.createElement(\"div\");\n\t\tchrome.dataset.planChrome = \"block\";\n\t\tsetDOMUnmanaged(chrome);\n\t\tdom.append(chrome);\n\n\t\tlet source = document.createElement(\"pre\");\n\t\tsource.dataset.planSource = \"\";\n\t\tsource.spellcheck = false;\n\t\tdom.append(source);\n\n\t\treturn dom;\n\t}\n\n\toverride getDOMSlot(element: HTMLElement): ElementDOMSlot {\n\t\tlet source = element.querySelector(\"[data-plan-source]\");\n\t\treturn super.getDOMSlot(element).withElement(source ?? element);\n\t}\n\n\toverride updateDOM(prev: CodeBlockNode, dom: HTMLElement): boolean {\n\t\tif (prev.getLanguage() !== this.getLanguage()) {\n\t\t\tdom.dataset.planLanguage = this.getLanguage();\n\t\t}\n\t\treturn false;\n\t}\n\n\t/** Newlines are content here, not paragraph breaks. */\n\toverride collapseAtStart(): boolean {\n\t\treturn false;\n\t}\n}\n\nexport function $createCodeBlockNode(language = \"\", value = \"\", meta = \"\"): CodeBlockNode {\n\t// Markdown can only write meta after a language, so keeping it without one\n\t// would produce a node that cannot be serialised back to its own source.\n\tlet node = $applyNodeReplacement(\n\t\tnew CodeBlockNode().setLanguage(language).setMeta(language ? meta : \"\"),\n\t);\n\tif (value) node.append($createTextNode(value));\n\treturn node;\n}\n\nexport function $isCodeBlockNode(node: LexicalNode | null | undefined): node is CodeBlockNode {\n\treturn node instanceof CodeBlockNode;\n}\n\n// -- math ------------------------------------------------------------------\n\ntype SerializedMath = Spread<{ planInline: boolean; planMeta: string }, SerializedElementNode>;\n\n/** A LaTeX formula. Its source is a text child so it stays collaborative. */\nexport class MathNode extends ElementNode {\n\tstatic override getType(): string {\n\t\treturn \"plan-math\";\n\t}\n\n\tstatic override clone(node: MathNode): MathNode {\n\t\treturn new MathNode(node.__key);\n\t}\n\n\tstatic override importJSON(serialized: SerializedMath): MathNode {\n\t\treturn $createMathNode().updateFromJSON(serialized);\n\t}\n\n\tisInlineMath(): boolean {\n\t\treturn $getState(this, inlineState);\n\t}\n\n\tsetInlineMath(value: boolean): this {\n\t\treturn $setState(this.getWritable(), inlineState, value);\n\t}\n\n\t/** Block math only: `$…$` has nowhere to put an info string. */\n\tgetMeta(): string {\n\t\treturn $getState(this, metaState);\n\t}\n\n\tsetMeta(value: string): this {\n\t\treturn $setState(this.getWritable(), metaState, value);\n\t}\n\n\toverride isInline(): boolean {\n\t\treturn this.isInlineMath();\n\t}\n\n\toverride exportJSON(): SerializedMath {\n\t\treturn { ...super.exportJSON(), planInline: this.isInlineMath(), planMeta: this.getMeta() };\n\t}\n\n\toverride updateFromJSON(serialized: LexicalUpdateJSON): this {\n\t\treturn super.updateFromJSON(serialized)\n\t\t\t.setInlineMath(serialized.planInline ?? false)\n\t\t\t.setMeta(serialized.planMeta ?? \"\");\n\t}\n\n\toverride createDOM(config: EditorConfig): HTMLElement {\n\t\tlet dom = document.createElement(this.isInlineMath() ? \"span\" : \"div\");\n\t\tdom.className = config.theme.planMath ?? \"planMath\";\n\t\tdom.dataset.planInline = String(this.isInlineMath());\n\n\t\tlet preview = document.createElement(this.isInlineMath() ? \"span\" : \"div\");\n\t\tpreview.dataset.planPreview = \"\";\n\t\tsetDOMUnmanaged(preview);\n\t\tdom.append(preview);\n\n\t\t// Only a block formula has room for chrome; inline math sits in a\n\t\t// sentence, where a control would break the line it belongs to.\n\t\tif (!this.isInlineMath()) {\n\t\t\tlet chrome = document.createElement(\"div\");\n\t\t\tchrome.dataset.planChrome = \"block\";\n\t\t\tsetDOMUnmanaged(chrome);\n\t\t\tdom.append(chrome);\n\t\t}\n\n\t\tlet source = document.createElement(this.isInlineMath() ? \"span\" : \"div\");\n\t\tsource.dataset.planSource = \"\";\n\t\tdom.append(source);\n\n\t\treturn dom;\n\t}\n\n\toverride getDOMSlot(element: HTMLElement): ElementDOMSlot {\n\t\tlet source = element.querySelector(\"[data-plan-source]\");\n\t\treturn super.getDOMSlot(element).withElement(source ?? element);\n\t}\n\n\toverride updateDOM(prev: MathNode): boolean {\n\t\t// Switching between inline and block changes the element.\n\t\treturn prev.isInlineMath() !== this.isInlineMath();\n\t}\n}\n\nexport function $createMathNode(inline = false, value = \"\", meta = \"\"): MathNode {\n\tlet node = $applyNodeReplacement(\n\t\tnew MathNode().setInlineMath(inline).setMeta(inline ? \"\" : meta),\n\t);\n\tif (value) node.append($createTextNode(value));\n\treturn node;\n}\n\nexport function $isMathNode(node: LexicalNode | null | undefined): node is MathNode {\n\treturn node instanceof MathNode;\n}\n\n// -- image -----------------------------------------------------------------\n\ntype SerializedImage = Spread<{ planSrc: string; planAlt: string }, SerializedLexicalNode>;\n\n/** A remote image, referenced by absolute URL. */\nexport class ImageNode extends DecoratorNode {\n\tstatic override getType(): string {\n\t\treturn \"plan-image\";\n\t}\n\n\tstatic override clone(node: ImageNode): ImageNode {\n\t\treturn new ImageNode(node.__key);\n\t}\n\n\tstatic override importJSON(serialized: SerializedImage): ImageNode {\n\t\treturn $createImageNode().updateFromJSON(serialized);\n\t}\n\n\tgetSrc(): string {\n\t\treturn $getState(this, srcState);\n\t}\n\n\tsetSrc(value: string): this {\n\t\treturn $setState(this.getWritable(), srcState, value);\n\t}\n\n\tgetAlt(): string {\n\t\treturn $getState(this, altState);\n\t}\n\n\tsetAlt(value: string): this {\n\t\treturn $setState(this.getWritable(), altState, value);\n\t}\n\n\toverride exportJSON(): SerializedImage {\n\t\treturn { ...super.exportJSON(), planSrc: this.getSrc(), planAlt: this.getAlt() };\n\t}\n\n\toverride updateFromJSON(serialized: LexicalUpdateJSON): this {\n\t\treturn super.updateFromJSON(serialized)\n\t\t\t.setSrc(serialized.planSrc ?? \"\")\n\t\t\t.setAlt(serialized.planAlt ?? \"\");\n\t}\n\n\toverride createDOM(): HTMLElement {\n\t\tlet dom = document.createElement(\"span\");\n\t\tdom.dataset.planSrc = this.getSrc();\n\t\treturn dom;\n\t}\n\n\toverride updateDOM(): boolean {\n\t\treturn false;\n\t}\n\n\t/** `@chopin/editor` renders the image; headless conversion never calls this. */\n\toverride decorate(): unknown {\n\t\treturn render(this);\n\t}\n}\n\nexport function $createImageNode(src = \"\", alt = \"\"): ImageNode {\n\treturn $applyNodeReplacement(new ImageNode().setSrc(src).setAlt(alt));\n}\n\nexport function $isImageNode(node: LexicalNode | null | undefined): node is ImageNode {\n\treturn node instanceof ImageNode;\n}\n\n// -- footnotes -------------------------------------------------------------\n\ntype SerializedFootnoteReference = Spread<{ planIdentifier: string }, SerializedLexicalNode>;\n\n/** The marker in prose. Display numbering is derived from document order. */\nexport class FootnoteReferenceNode extends DecoratorNode {\n\tstatic override getType(): string {\n\t\treturn \"plan-footnote-reference\";\n\t}\n\n\tstatic override clone(node: FootnoteReferenceNode): FootnoteReferenceNode {\n\t\treturn new FootnoteReferenceNode(node.__key);\n\t}\n\n\tstatic override importJSON(serialized: SerializedFootnoteReference): FootnoteReferenceNode {\n\t\treturn $createFootnoteReferenceNode().updateFromJSON(serialized);\n\t}\n\n\tgetIdentifier(): string {\n\t\treturn $getState(this, identifierState);\n\t}\n\n\tsetIdentifier(value: string): this {\n\t\treturn $setState(this.getWritable(), identifierState, value);\n\t}\n\n\toverride isInline(): boolean {\n\t\treturn true;\n\t}\n\n\toverride exportJSON(): SerializedFootnoteReference {\n\t\treturn { ...super.exportJSON(), planIdentifier: this.getIdentifier() };\n\t}\n\n\toverride updateFromJSON(\n\t\tserialized: LexicalUpdateJSON,\n\t): this {\n\t\treturn super.updateFromJSON(serialized).setIdentifier(serialized.planIdentifier ?? \"\");\n\t}\n\n\toverride createDOM(): HTMLElement {\n\t\tlet dom = document.createElement(\"sup\");\n\t\tdom.dataset.planFootnote = this.getIdentifier();\n\t\treturn dom;\n\t}\n\n\toverride updateDOM(): boolean {\n\t\treturn false;\n\t}\n\n\toverride decorate(): unknown {\n\t\treturn render(this);\n\t}\n}\n\nexport function $createFootnoteReferenceNode(identifier = \"\"): FootnoteReferenceNode {\n\treturn $applyNodeReplacement(new FootnoteReferenceNode().setIdentifier(identifier));\n}\n\nexport function $isFootnoteReferenceNode(\n\tnode: LexicalNode | null | undefined,\n): node is FootnoteReferenceNode {\n\treturn node instanceof FootnoteReferenceNode;\n}\n\ntype SerializedFootnoteDefinition = Spread<{ planIdentifier: string }, SerializedElementNode>;\n\n/** The footnote body. Block content, so it collaborates like any other prose. */\nexport class FootnoteDefinitionNode extends ElementNode {\n\tstatic override getType(): string {\n\t\treturn \"plan-footnote-definition\";\n\t}\n\n\tstatic override clone(node: FootnoteDefinitionNode): FootnoteDefinitionNode {\n\t\treturn new FootnoteDefinitionNode(node.__key);\n\t}\n\n\tstatic override importJSON(serialized: SerializedFootnoteDefinition): FootnoteDefinitionNode {\n\t\treturn $createFootnoteDefinitionNode().updateFromJSON(serialized);\n\t}\n\n\tgetIdentifier(): string {\n\t\treturn $getState(this, identifierState);\n\t}\n\n\tsetIdentifier(value: string): this {\n\t\treturn $setState(this.getWritable(), identifierState, value);\n\t}\n\n\toverride exportJSON(): SerializedFootnoteDefinition {\n\t\treturn { ...super.exportJSON(), planIdentifier: this.getIdentifier() };\n\t}\n\n\toverride updateFromJSON(\n\t\tserialized: LexicalUpdateJSON,\n\t): this {\n\t\treturn 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