21 lines · 646 B · JavaScript
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import {svg} from '../svg.js'; export function makeCodeCopyButton() {  const button = document.createElement('button');  button.classList.add('code-copy', 'ui', 'button');  button.innerHTML = svg('octicon-copy');  return button;} export function renderCodeCopy() {  const els = document.querySelectorAll('.markup .code-block code');  if (!els.length) return;   for (const el of els) {    if (!el.textContent) continue;    const btn = makeCodeCopyButton();    // remove final trailing newline introduced during HTML rendering    btn.setAttribute('data-clipboard-text', el.textContent.replace(/\r?\n$/, ''));    el.after(btn);  }}