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fix(copy): strip inline code annotations and diff markers from copied code — fixes #2222 #1

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fix(copy): strip inline code annotations and diff markers from copied code — fixes #2222 #1

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26 changes: 22 additions & 4 deletions src/components/code-example.tsx
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Original file line number Diff line number Diff line change
Expand Up @@ -190,13 +190,31 @@ export function RawHighlightedCode({
return <div className={className} dangerouslySetInnerHTML={{ __html: code }} />;
}

function cleanCodeForCopy(code:string) {
function cleanCodeForCopy(code: string) {
return code
.split('\n')
.filter(line => !line.includes('[!code highlight'))
.join('\n');
.split("\n")
.map(line => {

line = line.replace(/\s*\/\/\s*\[!code.*?\]/g, "");
line = line.replace(/\s*<!--\s*\[!code.*?\]-->/g, "");
line = line.replace(/\s*#\s*\[!code.*?\]/g, "");


if (/^[+-]/.test(line.trim())) {
line = line.trim().slice(1);
}


if (line.trim() === "…") return "";

return line;
})
.filter(line => line.trim() !== "")
.join("\n")
.trim();
}


function CodeExampleFilename({ filename, code }: { filename: string; code?: string }) {
return (
<div className="flex justify-between px-3 pt-0.5 pb-1.5 text-xs/5 text-gray-400 dark:text-white/50">
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