mylloon.fr/static/js/libs/hljs.js

window.addEventListener("load", () => {
  const theme = window.matchMedia("(prefers-color-scheme: dark)").matches
    ? "dark" // dark
    : "default"; // light

  hljs.configure({
    noHighlightRe: /^$/i,
    languageDetectRe: /\blanguage-hljs-([\w-]+)\b/i,
  });

  hljs.addPlugin(new CopyButtonPlugin());

  const aliases = {
    bash: ["fish"],
  };
  for (const lang in aliases) {
    hljs.registerAliases(aliases[lang], { languageName: lang });
  }

  hljs.highlightAll();

  hljs.initLineNumbersOnLoad();

  document
    .getElementById(
      `hljs-${
        window.matchMedia("(prefers-color-scheme: dark)").matches
          ? "dark"
          : "light"
      }-theme`
    )
    .removeAttribute("disabled");
});