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fix(mdx-loader): properly unwrap mdxAdmonitionTitle placeholder #8246

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merged 2 commits into from Oct 26, 2022
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fix(mdx-loader): properly unwrap mdxAdmonitionTitle placeholder #8246

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cd842a8
fix(mdx-loader): use valid markup for mdxAdmonitionTitle placeholder
Josh-Cena Oct 25, 2022
f4d7d47
Properly fix
Josh-Cena Oct 26, 2022
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4 changes: 2 additions & 2 deletions packages/docusaurus-theme-common/src/utils/admonitionUtils.tsx
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Expand Up @@ -19,10 +19,10 @@ function extractMDXAdmonitionTitle(children: ReactNode): {
React.isValidElement(item) &&
(item.props as {mdxType: string} | null)?.mdxType ===
'mdxAdmonitionTitle',
);
) as JSX.Element | undefined;
const rest = <>{items.filter((item) => item !== mdxAdmonitionTitle)}</>;
return {
mdxAdmonitionTitle,
mdxAdmonitionTitle: mdxAdmonitionTitle?.props.children,
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Hey

Actually the template trick seems un-necessary: you just found the issue here

See prod markup:

https://docusaurus.io/tests/pages/markdownPageTests#admonitions

CleanShot 2022-10-26 at 17 58 28@2x

The utils code does not unwrap the element and still let it pass through up to the React reconcilier (which emits the warning)

Just adding this line fixes the issue

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@Josh-Cena Josh-Cena Oct 26, 2022 •
edited

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Ah, great find! Let me try

rest,
};
}
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