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Install react, react-dom, and react-scripts at the same time (faceboo…
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…k#1253)

* Install react and react-dom along with react-scripts

- Install react, react-dom and react-script in a same time
- Move react-scripts to devDependencies.

* Check if react, react-dom has been already installed

- To backward compatibility with old CRA’s cli
- In case old CRA doesn’t install react, react-don along with
react-scripts

* Use packageName to find script dependency

- use packageName to find dependency
- fix pathExists.sync

* Check dependencies.react in package.json instead of actual files

* Process exit when dependencies not found

- Show error and exit when dependencies not found.
- Log install show custom package name

* Remove template string

* Install dependencies if template is preseted

* Remove dangling comma

Resolves facebook#1239
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@n3tr @Timer
n3tr authored and Timer committed Feb 23, 2017
1 parent b25ed8f commit 9d27500
Showing 1 changed file with 54 additions and 44 deletions.
98 changes: 54 additions & 44 deletions scripts/init.js
View file
Original file line number Diff line number Diff line change
Expand Up @@ -64,8 +64,6 @@ module.exports = function(appPath, appName, verbose, originalDirectory, template
}
});

// Run yarn or npm for react and react-dom
// TODO: having to do two npm/yarn installs is bad, can we avoid it?
var command;
var args;

Expand All @@ -92,53 +90,65 @@ module.exports = function(appPath, appName, verbose, originalDirectory, template
fs.unlinkSync(templateDependenciesPath);
}

console.log('Installing react and react-dom using ' + command + '...');
console.log();
// Install react and react-dom for backward compatibility with old CRA cli
// which doesn't install react and react-dom along with react-scripts
// or template is presetend (via --internal-testing-template)
if (!isReactInstalled(appPackage) || template) {
console.log('Installing react and react-dom using ' + command + '...');
console.log();

var proc = spawn(command, args, {stdio: 'inherit'});
proc.on('close', function (code) {
if (code !== 0) {
var proc = spawn.sync(command, args, {stdio: 'inherit'});
if (proc.status !== 0) {
console.error('`' + command + ' ' + args.join(' ') + '` failed');
return;
}
}

// Display the most elegant way to cd.
// This needs to handle an undefined originalDirectory for
// backward compatibility with old global-cli's.
var cdpath;
if (originalDirectory &&
path.join(originalDirectory, appName) === appPath) {
cdpath = appName;
} else {
cdpath = appPath;
}
// Display the most elegant way to cd.
// This needs to handle an undefined originalDirectory for
// backward compatibility with old global-cli's.
var cdpath;
if (originalDirectory &&
path.join(originalDirectory, appName) === appPath) {
cdpath = appName;
} else {
cdpath = appPath;
}

console.log();
console.log('Success! Created ' + appName + ' at ' + appPath);
console.log('Inside that directory, you can run several commands:');
console.log();
console.log(chalk.cyan(' ' + command + ' start'));
console.log(' Starts the development server.');
console.log();
console.log(chalk.cyan(' ' + command + ' run build'));
console.log(' Bundles the app into static files for production.');
console.log();
console.log(chalk.cyan(' ' + command + ' test'));
console.log(' Starts the test runner.');
console.log();
console.log(chalk.cyan(' ' + command + ' run eject'));
console.log(' Removes this tool and copies build dependencies, configuration files');
console.log(' and scripts into the app directory. If you do this, you can’t go back!');
console.log();
console.log('We suggest that you begin by typing:');
console.log();
console.log(chalk.cyan(' cd'), cdpath);
console.log(' ' + chalk.cyan(command + ' start'));
if (readmeExists) {
console.log();
console.log('Success! Created ' + appName + ' at ' + appPath);
console.log('Inside that directory, you can run several commands:');
console.log();
console.log(chalk.cyan(' ' + command + ' start'));
console.log(' Starts the development server.');
console.log();
console.log(chalk.cyan(' ' + command + ' run build'));
console.log(' Bundles the app into static files for production.');
console.log();
console.log(chalk.cyan(' ' + command + ' test'));
console.log(' Starts the test runner.');
console.log();
console.log(chalk.cyan(' ' + command + ' run eject'));
console.log(' Removes this tool and copies build dependencies, configuration files');
console.log(' and scripts into the app directory. If you do this, you can’t go back!');
console.log();
console.log('We suggest that you begin by typing:');
console.log();
console.log(chalk.cyan(' cd'), cdpath);
console.log(' ' + chalk.cyan(command + ' start'));
if (readmeExists) {
console.log();
console.log(chalk.yellow('You had a `README.md` file, we renamed it to `README.old.md`'));
}
console.log();
console.log('Happy hacking!');
});
console.log(chalk.yellow('You had a `README.md` file, we renamed it to `README.old.md`'));
}
console.log();
console.log('Happy hacking!');
};

function isReactInstalled(appPackage) {
var dependencies = appPackage.dependencies || {};

return (
typeof dependencies.react !== 'undefined' &&
typeof dependencies['react-dom'] !== 'undefined'
)
}

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