75 lines
2.9 KiB
JavaScript
75 lines
2.9 KiB
JavaScript
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/**
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* @license
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* Copyright Google Inc. All Rights Reserved.
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*
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* Use of this source code is governed by an MIT-style license that can be
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* found in the LICENSE file at https://angular.io/license
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*/
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/**
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* @fileoverview This script runs as a postinstall in the published npm packages
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* and checks that the version of the build_bazel_rules_typescript external
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* repository matches that of the published npm package.
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*
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* Note, this check is only performed with bazel managed deps when the yarn or
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* npm install is from a yarn_install or npm_install repository rule. For self
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* managed bazel deps this check is not performed and it is the responsibility
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* of the user to ensure that the versions match.
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*/
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'use strict';
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const path = require('path');
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const fs = require('fs');
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// Version in package.bzl should match the npm package version
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// but this should be tolerant of development stamped versions such as
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// "0.17.0-7-g76dc057"
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const npmPackageVersion = process.env.npm_package_version.split('-')[0];
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// If this is a bazel managed deps yarn_install or npm_install then the
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// cwd is $(bazel info
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// output_base)/external/<wksp>/node_modules/@angular/bazel and there should
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// be $(bazel info output_base)/external/<wksp>/internal/generate_build_file.js
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// folder
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function isBazelManagedDeps() {
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try {
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fs.statSync('../../../generate_build_file.js');
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return true;
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} catch (e) {
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return false;
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}
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}
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if (isBazelManagedDeps()) {
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let contents;
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try {
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// If this is a yarn_install or npm_install then the cwd is $(bazel info
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// output_base)/external/<wksp>/node_modules/@angular/bazel so we can look for
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// the package.json file under $(bazel info
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// output_base)/external/angular/package.json
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const packagePath = path.resolve(process.cwd(), '../../../../angular/package.json');
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contents = require(packagePath);
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} catch (e) {
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throw new Error('The angular repository is not installed in your Bazel WORKSPACE file');
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}
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if (contents.name !== 'angular-srcs') {
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throw new Error('Invalid package.json in angular repository');
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}
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// Be tolerant of versions such as "0.17.0-7-g76dc057"
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const angularPackageVersion = contents.version.split('-')[0];
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if (npmPackageVersion !== angularPackageVersion) {
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// TODO: we might need to support a range here.
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// For example, if you end up with @angular/bazel@6.1.8 and
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// @angular/bazel@6.1.9 both installed one of the postinstalls is
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// guaranteed to fail since there's only one version of
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// angular
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throw new Error(`Expected angular repository to be version ${
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npmPackageVersion} but found ${angularPackageVersion}`);
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}
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} else {
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// No version check
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console.warn(`WARNING: With self managed deps you must ensure the @angular/bazel
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npm package version matches the angular repository version.
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Use yarn_install or npm_install for this version to be checked automatically.
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`);
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}
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