react-native/local-cli/bundle/buildBundle.js

121 lines
3.8 KiB
JavaScript

/**
* Copyright (c) 2015-present, Facebook, Inc.
* All rights reserved.
*
* This source code is licensed under the BSD-style license found in the
* LICENSE file in the root directory of this source tree. An additional grant
* of patent rights can be found in the PATENTS file in the same directory.
*
* @flow
*/
'use strict';
const log = require('../util/log').out('bundle');
const Server = require('../../packager/src/Server');
const TerminalReporter = require('../../packager/src/lib/TerminalReporter');
const outputBundle = require('./output/bundle');
const path = require('path');
const saveAssets = require('./saveAssets');
const defaultAssetExts = require('../../packager/defaults').assetExts;
const defaultPlatforms = require('../../packager/defaults').platforms;
const defaultProvidesModuleNodeModules = require('../../packager/defaults').providesModuleNodeModules;
import type {RequestOptions, OutputOptions} from './types.flow';
import type {ConfigT} from '../core';
function saveBundle(output, bundle, args) {
return Promise.resolve(
output.save(bundle, args, log)
).then(() => bundle);
}
function buildBundle(
args: OutputOptions & {
assetsDest: mixed,
entryFile: string,
resetCache: boolean,
transformer: string,
},
config: ConfigT,
output = outputBundle,
packagerInstance,
) {
// This is used by a bazillion of npm modules we don't control so we don't
// have other choice than defining it as an env variable here.
process.env.NODE_ENV = args.dev ? 'development' : 'production';
let sourceMapUrl = args.sourcemapOutput;
if (sourceMapUrl && !args.sourcemapUseAbsolutePath) {
sourceMapUrl = path.basename(sourceMapUrl);
}
const requestOpts: RequestOptions = {
entryFile: args.entryFile,
sourceMapUrl,
dev: args.dev,
minify: !args.dev,
platform: args.platform,
};
// If a packager instance was not provided, then just create one for this
// bundle command and close it down afterwards.
var shouldClosePackager = false;
if (!packagerInstance) {
const assetExts = (config.getAssetExts && config.getAssetExts()) || [];
const platforms = (config.getPlatforms && config.getPlatforms()) || [];
const transformModulePath =
args.transformer ? path.resolve(args.transformer) :
typeof config.getTransformModulePath === 'function' ? config.getTransformModulePath() :
undefined;
const providesModuleNodeModules =
typeof config.getProvidesModuleNodeModules === 'function' ? config.getProvidesModuleNodeModules() :
defaultProvidesModuleNodeModules;
const options = {
assetExts: defaultAssetExts.concat(assetExts),
blacklistRE: config.getBlacklistRE(),
extraNodeModules: config.extraNodeModules,
getTransformOptions: config.getTransformOptions,
globalTransformCache: null,
hasteImpl: config.hasteImpl,
platforms: defaultPlatforms.concat(platforms),
postProcessModules: config.postProcessModules,
projectRoots: config.getProjectRoots(),
providesModuleNodeModules: providesModuleNodeModules,
resetCache: args.resetCache,
reporter: new TerminalReporter(),
transformModulePath: transformModulePath,
watch: false,
};
packagerInstance = new Server(options);
shouldClosePackager = true;
}
const bundlePromise = output.build(packagerInstance, requestOpts)
.then(bundle => {
if (shouldClosePackager) {
packagerInstance.end();
}
return saveBundle(output, bundle, args);
});
// Save the assets of the bundle
const assets = bundlePromise
.then(bundle => bundle.getAssets())
.then(outputAssets => saveAssets(
outputAssets,
args.platform,
args.assetsDest,
));
// When we're done saving bundle output and the assets, we're done.
return assets;
}
module.exports = buildBundle;