81 строка
2.2 KiB
JavaScript
81 строка
2.2 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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* @flow
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*/
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'use strict';
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const log = require('../util/log').out('bundle');
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/* $FlowFixMe(site=react_native_oss) */
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const Server = require('metro/src/Server');
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/* $FlowFixMe(site=react_native_oss) */
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const outputBundle = require('metro/src/shared/output/bundle');
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const path = require('path');
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const saveAssets = require('./saveAssets');
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import type {RequestOptions, OutputOptions} from './types.flow';
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import type {ConfigT} from 'metro-config/src/configTypes.flow';
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async function buildBundle(
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args: OutputOptions & {
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assetsDest: mixed,
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entryFile: string,
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maxWorkers: number,
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resetCache: boolean,
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transformer: string,
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minify: boolean,
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},
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configPromise: Promise<ConfigT>,
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output = outputBundle,
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) {
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// This is used by a bazillion of npm modules we don't control so we don't
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// have other choice than defining it as an env variable here.
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process.env.NODE_ENV = args.dev ? 'development' : 'production';
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const config = await configPromise;
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let sourceMapUrl = args.sourcemapOutput;
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if (sourceMapUrl && !args.sourcemapUseAbsolutePath) {
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sourceMapUrl = path.basename(sourceMapUrl);
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}
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config.transformModulePath = args.transformer
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? path.resolve(args.transformer)
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: config.transformModulePath;
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const requestOpts: RequestOptions = {
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entryFile: args.entryFile,
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sourceMapUrl,
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dev: args.dev,
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minify: args.minify !== undefined ? args.minify : !args.dev,
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platform: args.platform,
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};
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const server = new Server({...config, resetCache: args.resetCache});
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try {
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const bundle = await output.build(server, requestOpts);
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await output.save(bundle, args, log);
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// Save the assets of the bundle
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const outputAssets = await server.getAssets({
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...Server.DEFAULT_BUNDLE_OPTIONS,
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...requestOpts,
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bundleType: 'todo',
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});
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// When we're done saving bundle output and the assets, we're done.
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return await saveAssets(outputAssets, args.platform, args.assetsDest);
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} finally {
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server.end();
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}
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}
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module.exports = buildBundle;
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