112 lines
3.0 KiB
JavaScript
112 lines
3.0 KiB
JavaScript
/**
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* Copyright (c) 2015-present, Facebook, Inc.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*
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* @format
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*/
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'use strict';
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const Metro = require('metro');
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const denodeify = require('denodeify');
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const fs = require('fs');
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const path = require('path');
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async function dependencies(argv, configPromise, args, packagerInstance) {
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const rootModuleAbsolutePath = args.entryFile;
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const config = await configPromise;
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if (!fs.existsSync(rootModuleAbsolutePath)) {
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return Promise.reject(
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new Error(`File ${rootModuleAbsolutePath} does not exist`),
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);
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}
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config.cacheStores = [];
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const relativePath = path.relative(
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config.projectRoot,
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rootModuleAbsolutePath,
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);
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const options = {
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platform: args.platform,
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entryFile: relativePath,
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dev: args.dev,
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minify: false,
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generateSourceMaps: !args.dev,
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};
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const writeToFile = args.output;
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const outStream = writeToFile
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? fs.createWriteStream(args.output)
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: process.stdout;
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const deps = packagerInstance
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? await packagerInstance.getOrderedDependencyPaths(options)
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: await Metro.getOrderedDependencyPaths(config, options);
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deps.forEach(modulePath => {
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// Temporary hack to disable listing dependencies not under this directory.
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// Long term, we need either
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// (a) JS code to not depend on anything outside this directory, or
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// (b) Come up with a way to declare this dependency in Buck.
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const isInsideProjectRoots =
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config.watchFolders.filter(root => modulePath.startsWith(root)).length >
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0;
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if (isInsideProjectRoots) {
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outStream.write(modulePath + '\n');
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}
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});
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return writeToFile
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? denodeify(outStream.end).bind(outStream)()
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: Promise.resolve();
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}
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module.exports = {
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name: 'dependencies',
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description: 'lists dependencies',
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func: dependencies,
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options: [
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{
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command: '--entry-file <path>',
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description: 'Absolute path to the root JS file',
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},
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{
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command: '--output [path]',
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description:
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'File name where to store the output, ex. /tmp/dependencies.txt',
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},
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{
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command: '--platform [extension]',
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description: 'The platform extension used for selecting modules',
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},
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{
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command: '--transformer [path]',
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description: 'Specify a custom transformer to be used',
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},
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{
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command: '--max-workers [number]',
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description:
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'Specifies the maximum number of workers the worker-pool ' +
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'will spawn for transforming files. This defaults to the number of the ' +
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'cores available on your machine.',
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parse: (workers: string) => Number(workers),
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},
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{
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command: '--dev [boolean]',
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description: 'If false, skip all dev-only code path',
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parse: val => (val === 'false' ? false : true),
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default: true,
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},
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{
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command: '--verbose',
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description: 'Enables logging',
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default: false,
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},
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],
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};
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