e545a50045
Summary: After some testing I found file source map does not work as expected when prod version of Flipper is used to debug plugin. So returning back inline source maps. Note that this only affects debug builds, for production builds no source maps will be produced anyway. Reviewed By: passy Differential Revision: D22161927 fbshipit-source-id: 068b9da09da4dcb6c31aff4e5a15bd6438f686b3
79 lines
2.1 KiB
TypeScript
79 lines
2.1 KiB
TypeScript
/**
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* Copyright (c) Facebook, Inc. and its affiliates.
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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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import Metro from 'metro';
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import getWatchFolders from './getWatchFolders';
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import path from 'path';
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import fs from 'fs-extra';
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let metroDir: string | undefined;
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const metroDirPromise = getMetroDir().then((dir) => (metroDir = dir));
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async function getMetroDir() {
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let dir = __dirname;
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while (true) {
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const dirToCheck = path.join(dir, 'node_modules', 'metro');
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if (await fs.pathExists(dirToCheck)) return dirToCheck;
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const nextDir = path.dirname(dir);
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if (!nextDir || nextDir === '' || nextDir === dir) {
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break;
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}
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dir = nextDir;
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}
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return __dirname;
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}
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export default async function runBuild(
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inputDirectory: string,
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entry: string,
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out: string,
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dev: boolean,
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) {
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const sourceMapUrl = null; // inline source map
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const baseConfig = await Metro.loadConfig();
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const config = Object.assign({}, baseConfig, {
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reporter: {update: () => {}},
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projectRoot: inputDirectory,
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watchFolders: [metroDir || (await metroDirPromise)].concat(
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await getWatchFolders(inputDirectory),
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),
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serializer: {
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...baseConfig.serializer,
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getRunModuleStatement: (moduleID: string) =>
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`module.exports = global.__r(${moduleID}).default;`,
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},
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transformer: {
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...baseConfig.transformer,
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babelTransformerPath: require.resolve('flipper-babel-transformer'),
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minifierPath: require.resolve('metro-minify-terser'),
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minifierConfig: {
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// see: https://www.npmjs.com/package/terser
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keep_fnames: true,
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module: true,
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warnings: true,
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},
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},
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resolver: {
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...baseConfig.resolver,
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resolverMainFields: ['flipperBundlerEntry', 'module', 'main'],
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sourceExts: ['js', 'jsx', 'ts', 'tsx', 'json', 'mjs', 'cjs'],
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blacklistRE: /\.native\.js$/,
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},
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});
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await Metro.runBuild(config, {
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dev,
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minify: !dev,
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resetCache: !dev,
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sourceMap: dev,
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sourceMapUrl,
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entry,
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out,
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});
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}
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