npm-scripts compatible way to exit if you are not using the supported node version for your project.

bouncyCastle.js

(function() {
	var message  = '';
	var exitCode = 0;
	var supportedNodeVersion = 'v0.10.36';
	
	if(process.version === supportedNodeVersion) {
		message = 'You are using the supported node version for this project, Continuing.';
	}
	else {
		message = 'You must use node v0.10.36 while developing this project. Exiting.';
		exitCode = 1;
	}

	console.log(message);
	process.exit(exitCode);
})();