139 lines
3.6 KiB
JavaScript
139 lines
3.6 KiB
JavaScript
/**
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* Copyright (c) 2015-present, Facebook, Inc.
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* All rights reserved.
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*
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* This source code is licensed under the BSD-style license found in the
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* LICENSE file in the root directory of this source tree. An additional grant
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* of patent rights can be found in the PATENTS file in the same directory.
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*/
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'use strict';
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const fs = require('fs');
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const log = require('../util/log').out('bundle');
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const Promise = require('promise');
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const ReactPackager = require('../../packager/react-packager');
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const saveAssets = require('./saveAssets');
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const sign = require('./sign');
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function saveBundleAndMap(
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bundle,
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bundleOutput,
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encoding,
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sourcemapOutput,
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dev
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) {
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log('start');
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let codeWithMap;
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if (!dev) {
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codeWithMap = bundle.getMinifiedSourceAndMap(dev);
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} else {
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codeWithMap = {
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code: bundle.getSource({ dev }),
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map: JSON.stringify(bundle.getSourceMap({ dev })),
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};
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}
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log('finish');
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log('Writing bundle output to:', bundleOutput);
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fs.writeFileSync(bundleOutput, sign(codeWithMap.code), encoding);
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log('Done writing bundle output');
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if (sourcemapOutput) {
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log('Writing sourcemap output to:', sourcemapOutput);
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fs.writeFileSync(sourcemapOutput, codeWithMap.map);
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log('Done writing sourcemap output');
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}
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}
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function savePrepackBundleAndMap(
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bundle,
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bundleOutput,
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sourcemapOutput,
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bridgeConfig
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) {
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log('Writing prepack bundle output to:', bundleOutput);
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const result = bundle.build({
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batchedBridgeConfig: bridgeConfig
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});
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fs.writeFileSync(bundleOutput, result, 'ucs-2');
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log('Done writing prepack bundle output');
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}
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function buildBundle(args, config) {
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return new Promise((resolve, reject) => {
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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 options = {
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projectRoots: config.getProjectRoots(),
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assetRoots: config.getAssetRoots(),
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blacklistRE: config.getBlacklistRE(),
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transformModulePath: args.transformer,
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verbose: args.verbose,
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};
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const requestOpts = {
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entryFile: args['entry-file'],
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dev: args.dev,
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minify: !args.dev,
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platform: args.platform,
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};
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const prepack = args.prepack;
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const client = ReactPackager.createClientFor(options);
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client.then(() => log('Created ReactPackager'));
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// Build and save the bundle
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let bundle;
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if (prepack) {
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bundle = client.then(c => c.buildPrepackBundle(requestOpts))
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.then(outputBundle => {
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savePrepackBundleAndMap(
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outputBundle,
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args['bundle-output'],
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args['sourcemap-output'],
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args['bridge-config']
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);
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return outputBundle;
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});
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} else {
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bundle = client.then(c => c.buildBundle(requestOpts))
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.then(outputBundle => {
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saveBundleAndMap(
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outputBundle,
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args['bundle-output'],
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args['bundle-encoding'],
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args['sourcemap-output'],
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args.dev
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);
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return outputBundle;
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});
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}
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// When we're done bundling, close the client
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bundle.then(() => client.then(c => {
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log('Closing client');
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c.close();
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}));
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// Save the assets of the bundle
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const assets = bundle
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.then(outputBundle => outputBundle.getAssets())
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.then(outputAssets => saveAssets(
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outputAssets,
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args.platform,
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args['assets-dest']
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));
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// When we're done saving the assets, we're done.
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resolve(assets);
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});
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}
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module.exports = buildBundle;
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