| [6a3a178] | 1 | "use strict";
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| 2 | /**
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| 3 | * @license
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| 4 | * Copyright Google LLC All Rights Reserved.
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| 5 | *
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| 6 | * Use of this source code is governed by an MIT-style license that can be
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| 7 | * found in the LICENSE file at https://angular.io/license
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| 8 | */
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| 9 | Object.defineProperty(exports, "__esModule", { value: true });
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| 10 | exports.ensureCompatibleNpm = exports.getPackageManager = exports.supportsNpm = exports.supportsYarn = void 0;
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| 11 | const child_process_1 = require("child_process");
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| 12 | const fs_1 = require("fs");
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| 13 | const path_1 = require("path");
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| 14 | const semver_1 = require("semver");
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| 15 | const workspace_schema_1 = require("../lib/config/workspace-schema");
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| 16 | const config_1 = require("./config");
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| 17 | function supports(name) {
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| 18 | try {
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| 19 | child_process_1.execSync(`${name} --version`, { stdio: 'ignore' });
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| 20 | return true;
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| 21 | }
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| 22 | catch {
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| 23 | return false;
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| 24 | }
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| 25 | }
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| 26 | function supportsYarn() {
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| 27 | return supports('yarn');
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| 28 | }
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| 29 | exports.supportsYarn = supportsYarn;
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| 30 | function supportsNpm() {
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| 31 | return supports('npm');
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| 32 | }
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| 33 | exports.supportsNpm = supportsNpm;
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| 34 | async function getPackageManager(root) {
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| 35 | let packageManager = (await config_1.getConfiguredPackageManager());
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| 36 | if (packageManager) {
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| 37 | return packageManager;
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| 38 | }
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| 39 | const hasYarn = supportsYarn();
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| 40 | const hasYarnLock = fs_1.existsSync(path_1.join(root, 'yarn.lock'));
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| 41 | const hasNpm = supportsNpm();
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| 42 | const hasNpmLock = fs_1.existsSync(path_1.join(root, 'package-lock.json'));
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| 43 | if (hasYarn && hasYarnLock && !hasNpmLock) {
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| 44 | packageManager = workspace_schema_1.PackageManager.Yarn;
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| 45 | }
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| 46 | else if (hasNpm && hasNpmLock && !hasYarnLock) {
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| 47 | packageManager = workspace_schema_1.PackageManager.Npm;
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| 48 | }
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| 49 | else if (hasYarn && !hasNpm) {
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| 50 | packageManager = workspace_schema_1.PackageManager.Yarn;
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| 51 | }
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| 52 | else if (hasNpm && !hasYarn) {
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| 53 | packageManager = workspace_schema_1.PackageManager.Npm;
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| 54 | }
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| 55 | // TODO: This should eventually inform the user of ambiguous package manager usage.
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| 56 | // Potentially with a prompt to choose and optionally set as the default.
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| 57 | return packageManager || workspace_schema_1.PackageManager.Npm;
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| 58 | }
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| 59 | exports.getPackageManager = getPackageManager;
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| 60 | /**
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| 61 | * Checks if the npm version is a supported 7.x version. If not, display a warning.
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| 62 | */
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| 63 | async function ensureCompatibleNpm(root) {
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| 64 | if ((await getPackageManager(root)) !== workspace_schema_1.PackageManager.Npm) {
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| 65 | return;
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| 66 | }
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| 67 | try {
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| 68 | const versionText = child_process_1.execSync('npm --version', { encoding: 'utf8', stdio: 'pipe' }).trim();
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| 69 | const version = semver_1.valid(versionText);
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| 70 | if (!version) {
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| 71 | return;
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| 72 | }
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| 73 | if (semver_1.satisfies(version, '>=7 <7.5.6')) {
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| 74 | // eslint-disable-next-line no-console
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| 75 | console.warn(`npm version ${version} detected.` +
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| 76 | ' When using npm 7 with the Angular CLI, npm version 7.5.6 or higher is recommended.');
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| 77 | }
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| 78 | }
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| 79 | catch {
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| 80 | // npm is not installed
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| 81 | }
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| 82 | }
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| 83 | exports.ensureCompatibleNpm = ensureCompatibleNpm;
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