119 lines
4.2 KiB
JavaScript
119 lines
4.2 KiB
JavaScript
// @remove-on-eject-begin
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/**
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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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// @remove-on-eject-end
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'use strict';
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const path = require('path');
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const fs = require('fs');
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const url = require('url');
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// Make sure any symlinks in the project folder are resolved:
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// https://github.com/facebookincubator/create-react-app/issues/637
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const appDirectory = fs.realpathSync(process.cwd());
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const resolveApp = relativePath => path.resolve(appDirectory, relativePath);
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const envPublicUrl = process.env.PUBLIC_URL;
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function ensureSlash(path, needsSlash) {
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const hasSlash = path.endsWith('/');
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if (hasSlash && !needsSlash) {
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return path.substr(path, path.length - 1);
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} else if (!hasSlash && needsSlash) {
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return `${path}/`;
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} else {
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return path;
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}
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}
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const getPublicUrl = appPackageJson =>
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envPublicUrl || require(appPackageJson).homepage;
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// We use `PUBLIC_URL` environment variable or "homepage" field to infer
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// "public path" at which the app is served.
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// Webpack needs to know it to put the right <script> hrefs into HTML even in
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// single-page apps that may serve index.html for nested URLs like /todos/42.
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// We can't use a relative path in HTML because we don't want to load something
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// like /todos/42/static/js/bundle.7289d.js. We have to know the root.
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function getServedPath(appPackageJson) {
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const publicUrl = getPublicUrl(appPackageJson);
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const servedUrl =
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envPublicUrl || (publicUrl ? url.parse(publicUrl).pathname : '/');
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return ensureSlash(servedUrl, true);
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}
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// config after eject: we're in ./config/
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module.exports = {
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dotenv: resolveApp('.env'),
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appBuild: resolveApp('build'),
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appPublic: resolveApp('public'),
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appHtml: resolveApp('public/index.html'),
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appIndexJs: resolveApp('src/index.js'),
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appPackageJson: resolveApp('package.json'),
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appSrc: resolveApp('src'),
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yarnLockFile: resolveApp('yarn.lock'),
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testsSetup: resolveApp('src/setupTests.js'),
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appNodeModules: resolveApp('node_modules'),
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publicUrl: getPublicUrl(resolveApp('package.json')),
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servedPath: getServedPath(resolveApp('package.json')),
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};
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// @remove-on-eject-begin
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const resolveOwn = relativePath => path.resolve(__dirname, '..', relativePath);
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// config before eject: we're in ./node_modules/react-scripts/config/
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module.exports = {
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dotenv: resolveApp('.env'),
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appPath: resolveApp('.'),
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appBuild: resolveApp('build'),
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appPublic: resolveApp('public'),
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appHtml: resolveApp('public/index.html'),
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appIndexJs: resolveApp('src/index.js'),
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appPackageJson: resolveApp('package.json'),
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appSrc: resolveApp('src'),
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yarnLockFile: resolveApp('yarn.lock'),
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testsSetup: resolveApp('src/setupTests.js'),
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appNodeModules: resolveApp('node_modules'),
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publicUrl: getPublicUrl(resolveApp('package.json')),
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servedPath: getServedPath(resolveApp('package.json')),
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// These properties only exist before ejecting:
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ownPath: resolveOwn('.'),
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ownNodeModules: resolveOwn('node_modules'), // This is empty on npm 3
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};
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const ownPackageJson = require('../package.json');
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const reactScriptsPath = resolveApp(`node_modules/${ownPackageJson.name}`);
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const reactScriptsLinked =
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fs.existsSync(reactScriptsPath) &&
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fs.lstatSync(reactScriptsPath).isSymbolicLink();
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// config before publish: we're in ./packages/react-scripts/config/
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if (
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!reactScriptsLinked &&
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__dirname.indexOf(path.join('packages', 'react-scripts', 'config')) !== -1
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) {
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module.exports = {
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dotenv: resolveOwn('template/.env'),
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appPath: resolveApp('.'),
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appBuild: resolveOwn('../../build'),
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appPublic: resolveOwn('template/public'),
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appHtml: resolveOwn('template/public/index.html'),
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appIndexJs: resolveOwn('template/src/index.js'),
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appPackageJson: resolveOwn('package.json'),
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appSrc: resolveOwn('template/src'),
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yarnLockFile: resolveOwn('template/yarn.lock'),
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testsSetup: resolveOwn('template/src/setupTests.js'),
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appNodeModules: resolveOwn('node_modules'),
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publicUrl: getPublicUrl(resolveOwn('package.json')),
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servedPath: getServedPath(resolveOwn('package.json')),
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// These properties only exist before ejecting:
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ownPath: resolveOwn('.'),
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ownNodeModules: resolveOwn('node_modules'),
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};
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}
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// @remove-on-eject-end
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