react-native/local-cli/wrong-react-native.js

45 lines
1.2 KiB
JavaScript
Executable File

#!/usr/bin/env node
/**
* Copyright (c) Facebook, Inc. and its affiliates.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*
* @format
*/
const isWindows = process.platform === 'win32';
var installedGlobally;
if (isWindows) {
const fs = require('fs');
const path = require('path');
// On Windows, assume we are installed globally if we can't find a package.json above node_modules.
installedGlobally = !fs.existsSync(
path.join(__dirname, '../../../package.json'),
);
} else {
// On non-windows, assume we are installed globally if we are called from outside of the node_mobules/.bin/react-native executable.
var script = process.argv[1];
installedGlobally = script.indexOf('node_modules/.bin/react-native') === -1;
}
if (installedGlobally) {
const chalk = require('chalk');
console.error(
[
chalk.red(
'Looks like you installed react-native globally, maybe you meant react-native-cli?',
),
chalk.red('To fix the issue, run:'),
'npm uninstall -g react-native',
'npm install -g react-native-cli',
].join('\n'),
);
process.exit(1);
} else {
require('./cli').run();
}