Function trySelf

lib/internal/modules/cjs/loader.js:663–681

* Attempt to resolve a module request using the parent module package metadata. * @param {string} parentPath The path of the parent module * @param {string} request The module request to resolve * @param {unknown} conditions * @returns {false|string}

(parentPath, request, conditions)

 * @returns {false|string}
 */
function trySelf(parentPath, request, conditions) {
  if (!parentPath) { return false; }

  const pkg = packageJsonReader.getNearestParentPackageJSON(parentPath);
  if (pkg?.data.exports === undefined || pkg.data.name === undefined) {
    return false;
  }

  let expansion;
  if (request === pkg.data.name) {
    expansion = '.';
  } else if (StringPrototypeStartsWith(request, `${pkg.data.name}/`)) {
    expansion = '.' + StringPrototypeSlice(request, pkg.data.name.length);
  } else {
    return false;
  }

  return resolveExpansion(expansion, pkg.path, pkg.data, parentPath, conditions);
}

/**
 * Try to resolve using package map (if enabled via --experimental-package-map).