@adobe/helix-cli/src/parcel/resolver.js

Project Helix CLI

/*
 * Copyright 2018 Adobe. All rights reserved.
 * This file is licensed to you under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License. You may obtain a copy
 * of the License at http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software distributed under
 * the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR REPRESENTATIONS
 * OF ANY KIND, either express or implied. See the License for the specific language
 * governing permissions and limitations under the License.
 */

function basename(name) {
  return name.split('.').slice(0, -1).join('.');
}

function extension(name) {
  return basename(name).split('_').pop();
}

function selector(name) {
  const parts = basename(name).split('_');
  if (parts.length === 2) {
    return parts[0];
  }
  return null;
}

module.exports = { selector, extension };