Function getLanguageByName

packages/rehype-shiki/src/highlighter.mjs:20–26

(language, langs)

 * @returns {T | undefined}
 */
export const getLanguageByName = (language, langs) => {
  const normalized = language.toLowerCase();
  return langs.find(
    ({ name, aliases }) =>
      name.toLowerCase() === normalized || aliases?.includes(normalized)
  );
};

/**
 * @typedef {Object} SyntaxHighlighter