Git pre-push hook to launch `NODE_ENV=test grunt test` and check for return code

pre-push

#!/usr/bin/env node
var spawn = require('child_process').spawn;
var cmd = 'grunt';
var args = ['test'];
var options = {
  stdio: 'inherit'
};
process.env.NODE_ENV = 'test';

spawn(cmd, args, options).on('exit', check);

function check(code) {
  if (code !== 0) {
    throw 'Tests did not pass';
  }
}