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fix: do not render headings with no content #944

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fix: do not render headings with no content #944

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3 changes: 1 addition & 2 deletions docs/specification.md
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Original file line number Diff line number Diff line change
Expand Up @@ -221,8 +221,7 @@ reproduce literal output.
A conforming [document][term-document] MUST contain elements in the following
order. Items marked OPTIONAL MAY be omitted entirely.

1. **Title heading** (REQUIRED) - Exactly one [ATX heading][cm-atx-heading]
at depth 1.
1. **Title heading** (OPTIONAL) - An [ATX heading][cm-atx-heading] at depth 1.
2. **[Simple directives][§6.2]** (OPTIONAL) - Zero or more
[HTML comment][cm-html-comment] directives providing
[document][term-document]-level metadata. These MUST immediately follow
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5 changes: 5 additions & 0 deletions src/generators/jsx-ast/utils/buildContent.mjs
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Expand Up @@ -132,6 +132,11 @@ export const extractHeadingContent = content => {
* @param {import('unist').Node|null} changeElement - The change history element, if available
*/
export const createHeadingElement = (content, changeElement) => {
// If the heading is empty, we don't render it
if (!content.children || content.children.length === 0) {
return { type: 'text', value: '' };
}

const { type, slug } = content.data;

let headingContent = extractHeadingContent(content);
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2 changes: 1 addition & 1 deletion src/generators/metadata/utils/parse.mjs
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Expand Up @@ -87,7 +87,7 @@ export const parseApiDoc = ({ path, tree, mdx = false }, typeMap) => {
// Handles the normalisation URLs that reference to API doc files with .md extension
visit(tree, UNIST.isMarkdownUrl, node => visitMarkdownLink(node));

// If the document has no headings but it has content, we add a fake heading to the top
// If the document has no headings but it has content, we add a fake heading to the top, it will not be rendered
if (headingNodes.length === 0 && tree.children.length > 0) {
tree.children.unshift(createTree('heading', { depth: 1 }, []));
}
Comment on lines +90 to 93

@avivkeller avivkeller Jul 27, 2026

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Should we just remove this statement... Why are we adding a fake heading in the first place?

Then, createHeadings won't need a fast path

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