奋斗的宽

01// 替换方法
02function replacer(str = "", name, content) {
03  let i = 1;
04  const n = m => `<em class="row-num">${m > 9 ? m : "0" + m}</em>`;
05  const c = content.replace(/\n/g, function() {
06    i += 1;
07    return `</p><p class="code-row">${n(i)}`;
08  });
09  const res = `<p class="code-row">${n(1)}${c}</p>`;
10  return `<code${name}>${res}</code>`;
11}
12
13// 添加编号
14export default function codeLines(codeStr = "") {
15  return codeStr.replace(/<code([^>]*)>([\s\S]*?)<\/code>/g, replacer);
16}
17