cordova-plugin-googleplus/hooks/ios/prerequisites.js

Use your Google account to authenticate with the app.

console.error("Google Sign-In prerequisites");

module.exports = function (context) {
  var child_process = require('child_process'),
      deferral = require('q').defer();

  var output = child_process.exec('npm install', {cwd: __dirname},
      function (error) {
        if (error !== null) {
          console.log('exec error: ' + error);
          deferral.reject('npm installation failed');
        }
        deferral.resolve();
      });

  return deferral.promise;
};