[{"_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",{"_41":42,"_227":-5,"_228":-5,"_229":230},"routes/repo",{"_34":-7,"_35":36,"_37":38,"_39":40,"_41":42,"_43":32,"_44":32,"_45":32,"_46":32,"_47":32,"_48":32,"_49":50,"_51":50,"_52":32,"_53":-7,"_54":-7,"_55":56,"_57":58,"_59":60,"_61":-5,"_62":63,"_64":65,"_66":67,"_68":69},"routes/repo.blob",{"_13":14,"_15":16,"_17":18,"_19":20,"_21":22,"_23":24,"_25":-5,"_26":27,"_28":29,"_29":30,"_31":32,"_33":14},"ref","main","path","packages/dialect/src/nodes/content-visitors.ts","oid","c33f4375a518c81e7e74058a5dae1481d4deb680","size",6362,"commit","2182c95de44a8f63fd86af1c5874ae0ca298f807","mounts",[],"source","plain",{"_13":14,"_15":16},"kind","text","/**\n * MDAST <-> Lexical visitors for code, math, images and footnotes.\n */\n\nimport {\n\t$createCodeBlockNode,\n\t$createFootnoteDefinitionNode,\n\t$createFootnoteReferenceNode,\n\t$createImageNode,\n\t$createMathNode,\n\t$isCodeBlockNode,\n\t$isFootnoteDefinitionNode,\n\t$isFootnoteReferenceNode,\n\t$isImageNode,\n\t$isMathNode,\n} from \"./content\";\nimport { IMAGE_PROTOCOLS } from \"../dialect\";\nimport { PRIORITY } from \"./shared\";\n\nimport { $createTextNode } from \"lexical\";\n\nimport type { LexicalExportVisitor, MdastImportVisitor } from \"@mdxeditor/editor\";\nimport type { ElementNode, LexicalNode } from \"lexical\";\nimport type * as Mdast from \"mdast\";\n// Math nodes are contributed to mdast by this package rather than @types/mdast.\nimport type { InlineMath, Math } from \"mdast-util-math\";\nimport type {\n\tCodeBlockNode,\n\tFootnoteDefinitionNode,\n\tFootnoteReferenceNode,\n\tImageNode,\n\tMathNode,\n} from \"./content\";\n\n// -- code ------------------------------------------------------------------\n\nexport const MdastCodeVisitor: MdastImportVisitor = {\n\ttestNode: \"code\",\n\tvisitNode({ mdastNode, lexicalParent }) {\n\t\t(lexicalParent as ElementNode).append(\n\t\t\t$createCodeBlockNode(mdastNode.lang ?? \"\", mdastNode.value, mdastNode.meta ?? \"\"),\n\t\t);\n\t},\n\tpriority: PRIORITY,\n};\n\nexport const LexicalCodeVisitor: LexicalExportVisitor = {\n\ttestLexicalNode: $isCodeBlockNode,\n\tvisitLexicalNode({ lexicalNode, actions }) {\n\t\tactions.addAndStepInto(\n\t\t\t\"code\",\n\t\t\t{\n\t\t\t\tlang: lexicalNode.getLanguage() || null,\n\t\t\t\t// Nothing renders the info string, but rewriting an author's\n\t\t\t\t// fence is an edit they did not ask for — and one the server's\n\t\t\t\t// round-trip check refuses.\n\t\t\t\tmeta: lexicalNode.getMeta() || null,\n\t\t\t\tvalue: lexicalNode.getTextContent(),\n\t\t\t},\n\t\t\tfalse,\n\t\t);\n\t},\n\tpriority: PRIORITY,\n};\n\n// -- math ------------------------------------------------------------------\n\nexport const MdastMathVisitor: MdastImportVisitor

= {\n\ttestNode: \"math\",\n\tvisitNode({ mdastNode, lexicalParent }) {\n\t\t(lexicalParent as ElementNode).append(\n\t\t\t$createMathNode(false, mdastNode.value, mdastNode.meta ?? \"\"),\n\t\t);\n\t},\n\tpriority: PRIORITY,\n};\n\nexport const MdastInlineMathVisitor: MdastImportVisitor = {\n\ttestNode: \"inlineMath\",\n\tvisitNode({ mdastNode, lexicalParent }) {\n\t\t(lexicalParent as ElementNode).append($createMathNode(true, mdastNode.value));\n\t},\n\tpriority: PRIORITY,\n};\n\nexport const LexicalMathVisitor: LexicalExportVisitor = {\n\ttestLexicalNode: $isMathNode,\n\tvisitLexicalNode({ lexicalNode, actions }) {\n\t\tactions.addAndStepInto(\n\t\t\tlexicalNode.isInlineMath() ? \"inlineMath\" : \"math\",\n\t\t\tlexicalNode.isInlineMath()\n\t\t\t\t? { value: lexicalNode.getTextContent() }\n\t\t\t\t: { meta: lexicalNode.getMeta() || null, value: lexicalNode.getTextContent() },\n\t\t\tfalse,\n\t\t);\n\t},\n\tpriority: PRIORITY,\n};\n\n// -- image -----------------------------------------------------------------\n\nfunction permitted(url: string): boolean {\n\ttry {\n\t\treturn IMAGE_PROTOCOLS.includes(new URL(url).protocol);\n\t} catch {\n\t\treturn false;\n\t}\n}\n\nexport const MdastImageVisitor: MdastImportVisitor = {\n\ttestNode: \"image\",\n\tvisitNode({ mdastNode, lexicalParent }) {\n\t\tlet parent = lexicalParent as ElementNode;\n\n\t\t// A URL the dialect will not accept must not become a node. It would\n\t\t// import cleanly, serialise cleanly, and then fail validation on the\n\t\t// server — which rebuilds the epoch over something the author could\n\t\t// have fixed had they been able to see it. Paste it back as the text\n\t\t// it was instead.\n\t\tif (!permitted(mdastNode.url)) {\n\t\t\tlet alt = mdastNode.alt ?? \"\";\n\t\t\tparent.append($createTextNode(`![${alt}](${mdastNode.url})`));\n\t\t\treturn;\n\t\t}\n\n\t\tparent.append($createImageNode(mdastNode.url, mdastNode.alt ?? \"\"));\n\t},\n\tpriority: PRIORITY,\n};\n\nexport const LexicalImageVisitor: LexicalExportVisitor = {\n\ttestLexicalNode: $isImageNode,\n\tvisitLexicalNode({ lexicalNode, actions }) {\n\t\tactions.addAndStepInto(\n\t\t\t\"image\",\n\t\t\t{ url: lexicalNode.getSrc(), alt: lexicalNode.getAlt() || null },\n\t\t\tfalse,\n\t\t);\n\t},\n\tpriority: PRIORITY,\n};\n\n// -- footnotes -------------------------------------------------------------\n\nexport const MdastFootnoteReferenceVisitor: MdastImportVisitor = {\n\ttestNode: \"footnoteReference\",\n\tvisitNode({ mdastNode, lexicalParent }) {\n\t\t// mdast lower-cases `identifier`; `label` keeps the authored ULID casing.\n\t\tlet identifier = mdastNode.label ?? mdastNode.identifier.toUpperCase();\n\t\t(lexicalParent as ElementNode).append($createFootnoteReferenceNode(identifier));\n\t},\n\tpriority: PRIORITY,\n};\n\nexport const LexicalFootnoteReferenceVisitor: LexicalExportVisitor<\n\tFootnoteReferenceNode,\n\tMdast.FootnoteReference\n> = {\n\ttestLexicalNode: $isFootnoteReferenceNode,\n\tvisitLexicalNode({ lexicalNode, actions }) {\n\t\tlet identifier = lexicalNode.getIdentifier();\n\t\tactions.addAndStepInto(\n\t\t\t\"footnoteReference\",\n\t\t\t{ identifier: identifier.toLowerCase(), label: identifier },\n\t\t\tfalse,\n\t\t);\n\t},\n\tpriority: PRIORITY,\n};\n\nexport const MdastFootnoteDefinitionVisitor: MdastImportVisitor = {\n\ttestNode: \"footnoteDefinition\",\n\tvisitNode({ mdastNode, actions }) {\n\t\tlet identifier = mdastNode.label ?? mdastNode.identifier.toUpperCase();\n\t\tactions.addAndStepInto($createFootnoteDefinitionNode(identifier));\n\t},\n\tpriority: PRIORITY,\n};\n\nexport const LexicalFootnoteDefinitionVisitor: LexicalExportVisitor<\n\tFootnoteDefinitionNode,\n\tMdast.FootnoteDefinition\n> = {\n\ttestLexicalNode: $isFootnoteDefinitionNode,\n\tvisitLexicalNode({ lexicalNode, actions }) {\n\t\tlet identifier = lexicalNode.getIdentifier();\n\t\tactions.addAndStepInto(\"footnoteDefinition\", {\n\t\t\tidentifier: identifier.toLowerCase(),\n\t\t\tlabel: identifier,\n\t\t});\n\t},\n\tpriority: PRIORITY,\n};\n\nexport const CONTENT_IMPORT_VISITORS: MdastImportVisitor [] = [\n\tMdastCodeVisitor,\n\tMdastMathVisitor,\n\tMdastInlineMathVisitor,\n\tMdastImageVisitor,\n\tMdastFootnoteReferenceVisitor,\n\tMdastFootnoteDefinitionVisitor,\n] as unknown as MdastImportVisitor [];\n\nexport const CONTENT_EXPORT_VISITORS: LexicalExportVisitor [] = [\n\tLexicalCodeVisitor,\n\tLexicalMathVisitor,\n\tLexicalImageVisitor,\n\tLexicalFootnoteReferenceVisitor,\n\tLexicalFootnoteDefinitionVisitor,\n] as unknown as LexicalExportVisitor 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