Function buildCore

tools/build_browser.js:202–251

(name, languages, options)

});

async function buildCore(name, languages, options) {
  const header = buildHeader();
  let relativePath = "";
  const input = {
    ...config.rollup.core.input,
    input: `src/stub.js`
  };
  input.plugins = [
    ...input.plugins,
    builtInLanguagesPlugin(languages)
  ];
  const output = {
    ...(options.format === "es" ? config.rollup.node.output : config.rollup.browser_iife.output),
    file: `${process.env.BUILD_DIR}/${name}.js`
  };

  // optimize for no languages by not including the language loading stub
  if (languages.length === 0) {
    input.input = "src/highlight.js";
  }

  if (options.format === "es") {
    output.format = "es";
    output.file = `${process.env.BUILD_DIR}/es/${name}.js`;
    relativePath = "es/";
  }

  log(`Building ${relativePath}${name}.js.`);

  const index = await rollupCode(input, output);
  const sizeInfo = { shas: [] };
  const writePromises = [];
  if (options.minify) {
    const { code } = await Terser.minify(index, { ...config.terser, module: (options.format === "es") });
    const src = `${header}\n${code}`;
    writePromises.push(fs.writeFile(output.file.replace(/js$/, "min.js"), src));
    sizeInfo.minified = src.length;
    sizeInfo.minifiedSrc = src;
    sizeInfo.shas[`${relativePath}${name}.min.js`] = bundling.sha384(src);
  }
  {
    const src = `${header}\n${index}`;
    writePromises.push(fs.writeFile(output.file, src));
    sizeInfo.fullSize = src.length;
    sizeInfo.fullSrc = src;
    sizeInfo.shas[`${relativePath}${name}.js`] = bundling.sha384(src);
  }
  await Promise.all(writePromises);
  return sizeInfo;
}

// CDN build uses the exact same highlight.js distributable
module.exports.buildCore = buildCore;