code.gitea.io/gitea@v1.21.7/web_src/js/markup/codecopy.js (about)

     1  import {svg} from '../svg.js';
     2  
     3  export function makeCodeCopyButton() {
     4    const button = document.createElement('button');
     5    button.classList.add('code-copy', 'ui', 'button');
     6    button.innerHTML = svg('octicon-copy');
     7    return button;
     8  }
     9  
    10  export function renderCodeCopy() {
    11    const els = document.querySelectorAll('.markup .code-block code');
    12    if (!els.length) return;
    13  
    14    for (const el of els) {
    15      if (!el.textContent) continue;
    16      const btn = makeCodeCopyButton();
    17      // remove final trailing newline introduced during HTML rendering
    18      btn.setAttribute('data-clipboard-text', el.textContent.replace(/\r?\n$/, ''));
    19      el.after(btn);
    20    }
    21  }