Strip trailing newline in markdown code copy (#29019)

Behaviour now matches GH. Safeguard added in the for loop because
`textContent` may be null in which case it does not make sense to render
the copy button.
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silverwind 2024-02-01 22:01:48 +01:00 committed by GitHub
parent c3e462921e
commit b71850ea73
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@ -12,8 +12,10 @@ export function renderCodeCopy() {
if (!els.length) return;
for (const el of els) {
if (!el.textContent) continue;
const btn = makeCodeCopyButton();
btn.setAttribute('data-clipboard-text', el.textContent);
// remove final trailing newline introduced during HTML rendering
btn.setAttribute('data-clipboard-text', el.textContent.replace(/\r?\n$/, ''));
el.after(btn);
}
}