lucide/docs/.vitepress/lib/codeExamples/highLightCode.ts

import { bundledLanguages, type ThemeRegistration } from 'shiki';
import { createHighlighter } from 'shiki';

export type ThemeOptions =
  ThemeRegistration | { light: ThemeRegistration; dark: ThemeRegistration };

const highLightCode = async (code: string, lang: string, active?: boolean) => {
  const highlighter = await createHighlighter({
    themes: ['github-light', 'github-dark'],
    langs: Object.keys(bundledLanguages),
  });

  const highlightedCode = highlighter
    .codeToHtml(code, {
      lang,
      themes: {
        light: 'github-light',
        dark: 'github-dark',
      },
      defaultColor: false,
    })
    .replace('shiki-themes', 'shiki-themes vp-code');

  return `<div class="language-${lang} ${active ? 'active' : ''}">
  <button title="Copy Code" class="copy"></button>
  <span class="lang">${lang}</span>
  ${highlightedCode}
  </div>`;
};

export default highLightCode;