132 lines
4.0 KiB
JavaScript
132 lines
4.0 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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*/
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'use strict';
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const {
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listTemplatesAndExit,
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createProjectFromTemplate,
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} = require('../generator/templates');
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const execSync = require('child_process').execSync;
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const fs = require('fs');
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const minimist = require('minimist');
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const path = require('path');
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const printRunInstructions = require('../generator/printRunInstructions');
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const process = require('process');
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const yarn = require('../util/yarn');
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/**
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* Creates the template for a React Native project given the provided
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* parameters:
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* @param projectDir Templates will be copied here.
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* @param argsOrName Project name or full list of custom arguments
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* for the generator.
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* @param options Command line options passed from the react-native-cli directly.
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* E.g. `{ version: '0.43.0', template: 'navigation' }`
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*/
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function init(projectDir, argsOrName) {
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const args = Array.isArray(argsOrName)
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? argsOrName // argsOrName was e.g. ['AwesomeApp', '--verbose']
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: [argsOrName].concat(process.argv.slice(4)); // argsOrName was e.g. 'AwesomeApp'
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// args array is e.g. ['AwesomeApp', '--verbose', '--template', 'navigation']
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if (!args || args.length === 0) {
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console.error('react-native init requires a project name.');
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return;
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}
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const newProjectName = args[0];
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const options = minimist(args);
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if (listTemplatesAndExit(newProjectName, options)) {
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// Just listing templates using 'react-native init --template'
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// Not creating a new app.
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return;
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} else {
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console.log('Setting up new React Native app in ' + projectDir);
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generateProject(projectDir, newProjectName, options);
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}
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}
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/**
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* Generates a new React Native project based on the template.
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* @param Absolute path at which the project folder should be created.
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* @param options Command line arguments parsed by minimist.
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*/
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function generateProject(destinationRoot, newProjectName, options) {
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var reactNativePackageJson = require('../../package.json');
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var {peerDependencies} = reactNativePackageJson;
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if (!peerDependencies) {
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console.error(
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"Missing React peer dependency in React Native's package.json. Aborting.",
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);
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return;
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}
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var reactVersion = peerDependencies.react;
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if (!reactVersion) {
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console.error(
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"Missing React peer dependency in React Native's package.json. Aborting.",
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);
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return;
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}
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const yarnVersion =
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!options.npm &&
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yarn.getYarnVersionIfAvailable() &&
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yarn.isGlobalCliUsingYarn(destinationRoot);
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createProjectFromTemplate(
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destinationRoot,
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newProjectName,
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options.template,
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yarnVersion,
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);
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if (yarnVersion) {
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console.log('Adding React...');
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execSync(`yarn add react@${reactVersion}`, {stdio: 'inherit'});
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} else {
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console.log('Installing React...');
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execSync(`npm install react@${reactVersion} --save --save-exact`, {
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stdio: 'inherit',
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});
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}
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if (!options['skip-jest']) {
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const jestDeps = `jest babel-jest babel-preset-react-native react-test-renderer@${reactVersion}`;
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if (yarnVersion) {
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console.log('Adding Jest...');
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execSync(`yarn add ${jestDeps} --dev --exact`, {stdio: 'inherit'});
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} else {
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console.log('Installing Jest...');
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execSync(`npm install ${jestDeps} --save-dev --save-exact`, {
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stdio: 'inherit',
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});
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}
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addJestToPackageJson(destinationRoot);
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}
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printRunInstructions(destinationRoot, newProjectName);
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}
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/**
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* Add Jest-related stuff to package.json, which was created by the react-native-cli.
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*/
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function addJestToPackageJson(destinationRoot) {
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var packageJSONPath = path.join(destinationRoot, 'package.json');
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var packageJSON = JSON.parse(fs.readFileSync(packageJSONPath));
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packageJSON.scripts.test = 'jest';
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packageJSON.jest = {
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preset: 'react-native',
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};
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fs.writeFileSync(packageJSONPath, JSON.stringify(packageJSON, null, 2));
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}
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module.exports = init;
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