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site: fix GFM alerts rendering when links are present #19422

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site: fix GFM alerts rendering when links are present #19422

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026850f
site: fix GFM alerts rendering when links are present\n\nEnsure all t…
blink-so[bot] Aug 19, 2025
87b6a45
site: format Markdown.tsx via biome\n\nCo-authored-by: jaaydenh <1858…
blink-so[bot] Aug 19, 2025
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26 changes: 19 additions & 7 deletions site/src/components/Markdown/Markdown.tsx
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Original file line number Diff line number Diff line change
Expand Up @@ -163,7 +163,7 @@ interface InlineMarkdownProps {
/**
* Additional element types to allow.
* Allows italic, bold, links, and inline code snippets by default.
* eg. `["ol", "ul", "li"]` to support lists.
* eg. ["ol", "ul", "li"] to support lists.
*/
allowedElements?: readonly string[];

Expand Down Expand Up @@ -251,9 +251,14 @@ function parseChildrenAsAlertContent(
return null;
}

const mainParentNode = jsxChildren.find((node): node is ReactElement =>
isValidElement(node),
// Identify the first element (usually a <p>) which contains the marker like [!NOTE]
const firstElementIndex = jsxChildren.findIndex(
(node): node is ReactElement => isValidElement(node),
);
const mainParentNode =
firstElementIndex >= 0
? (jsxChildren[firstElementIndex] as ReactElement)
: undefined;
let parentChildren = mainParentNode?.props.children;
if (typeof parentChildren === "string") {
// Children will only be an array if the parsed text contains other
Expand Down Expand Up @@ -301,7 +306,7 @@ function parseChildrenAsAlertContent(
},
};
});
const [firstEl, ...remainingChildren] = outputContent;
const [firstEl, ...firstParagraphRemainder] = outputContent;
if (typeof firstEl !== "string") {
return null;
}
Expand All @@ -317,14 +322,21 @@ function parseChildrenAsAlertContent(
}

const hasLeadingLinebreak =
isValidElement(remainingChildren[0]) && remainingChildren[0].type === "br";
isValidElement(firstParagraphRemainder[0]) &&
firstParagraphRemainder[0].type === "br";
if (hasLeadingLinebreak) {
remainingChildren.shift();
firstParagraphRemainder.shift();
}

// Include all sibling nodes after the first paragraph so that additional
// content (including links) renders inside the alert.
const trailingSiblings = jsxChildren
.slice(firstElementIndex + 1)
.filter((el) => !(typeof el === "string" && el.trim() === ""));

return {
type: alertType,
children: remainingChildren,
children: [...firstParagraphRemainder, ...trailingSiblings],
};
}

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