| "use strict"; |
| /** |
| * @license |
| * Copyright Google LLC All Rights Reserved. |
| * |
| * Use of this source code is governed by an MIT-style license that can be |
| * found in the LICENSE file at https://angular.io/license |
| */ |
| Object.defineProperty(exports, "__esModule", { value: true }); |
| /** |
| * Sorts the keys of the given object. |
| * @returns A new object instance with sorted keys |
| */ |
| function sortObjectByKeys(obj) { |
| return Object.keys(obj).sort().reduce((result, key) => (result[key] = obj[key]) && result, {}); |
| } |
| /** Adds a package to the package.json in the given host tree. */ |
| function addPackageToPackageJson(host, pkg, version) { |
| if (host.exists('package.json')) { |
| const sourceText = host.read('package.json').toString('utf-8'); |
| const json = JSON.parse(sourceText); |
| if (!json.dependencies) { |
| json.dependencies = {}; |
| } |
| if (!json.dependencies[pkg]) { |
| json.dependencies[pkg] = version; |
| json.dependencies = sortObjectByKeys(json.dependencies); |
| } |
| host.overwrite('package.json', JSON.stringify(json, null, 2)); |
| } |
| return host; |
| } |
| exports.addPackageToPackageJson = addPackageToPackageJson; |
| /** Gets the version of the specified package by looking at the package.json in the given tree. */ |
| function getPackageVersionFromPackageJson(tree, name) { |
| if (!tree.exists('package.json')) { |
| return null; |
| } |
| const packageJson = JSON.parse(tree.read('package.json').toString('utf8')); |
| if (packageJson.dependencies && packageJson.dependencies[name]) { |
| return packageJson.dependencies[name]; |
| } |
| return null; |
| } |
| exports.getPackageVersionFromPackageJson = getPackageVersionFromPackageJson; |
| //# sourceMappingURL=package-config.js.map |
