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Validate the examples that follow an unvalidated language fence #2580

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Merged
SteveSandersonMS merged 1 commit into from
Sep 10, 2026
+14 −1
Merged

Validate the examples that follow an unvalidated language fence #2580

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15 changes: 14 additions & 1 deletion scripts/docs-validation/extract.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -61,6 +61,7 @@ function parseMarkdownCodeBlocks(
let skipNext = false;
let wrapAsync = false;
let inHiddenBlock = false;
let inUnvalidatedFence = false;

for (let i = 0; i < lines.length; i++) {
const line = lines[i];
Expand All @@ -86,13 +87,25 @@ function parseMarkdownCodeBlocks(
}

// Start of code block
if (!inCodeBlock && line.startsWith("```")) {
if (!inCodeBlock && !inUnvalidatedFence && line.startsWith("```")) {
const lang = line.slice(3).trim().toLowerCase();
if (lang && LANGUAGE_MAP[lang]) {
inCodeBlock = true;
currentLang = LANGUAGE_MAP[lang];
currentCode = [];
blockStartLine = i + 1; // 1-indexed line number
} else {
inUnvalidatedFence = true;
}
continue;
}

// End of a fence whose language has no validator. It still consumes a
// pending skip so the directive cannot leak onto a later block.
if (inUnvalidatedFence && line.startsWith("```")) {
inUnvalidatedFence = false;
if (!inHiddenBlock) {
skipNext = false;
}
continue;
}
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