old_contents: /*jshint nomen:false */
  /*globals require, console, complete, __dirname, process */
  
  (function () {
      'use strict';
  
      var exec = require('child_process').exec,
  
      commands = {
          minify: './node_modules/.bin/uglifyjs --no-copyright --lift-vars --output ./src/vagueTime.min.js ./src/vagueTime.js',
          test: './node_modules/.bin/mocha --ui tdd --reporter spec --colors ./test/vagueTime.js',
          lint: './node_modules/.bin/jshint ./src/vagueTime.js --config config/jshint.json',
          prepare: 'npm install'
      };
  
      desc('Minify the source code for deployment.');
      task('minify', [ 'prepare', 'lint', 'test' ], function () {
          runTask(minify, 'Minifying...');
      }, {
          async: true
      });
  
      desc('Run the unit tests.');
      task('test', [ 'prepare' ], function () {
          runTask(test, 'Testing...');
      }, {
          async: true
      });
  
      desc('Lint the source code.');
      task('lint', [ 'prepare' ], function () {
          runTask(lint, 'Linting...');
      }, {
          async: true
      });
  
      desc('Install dependencies.');
      task('prepare', function () {
          runTask(prepare, 'Preparing the build environment...');
      }, {
          async: true
      });
  
      function runTask (operation, message) {
          console.log(message);
          operation();
      }
  
      function minify () {
          runCommand(commands.minify);
      }
  
      function test () {
          runCommand(commands.test);
      }
  
      function lint () {
          runCommand(commands.lint);
      }
  
      function prepare () {
          runCommand(commands.prepare);
      }
  
      function runCommand (command) {
          exec(command, { cwd: __dirname }, function (error, stdout, stderr) {
              console.log(stdout);
              console.log(stderr);
              if (typeof error === 'object' && error !== null) {
                  console.log(error.message);
                  process.exit(1);
              }
              complete();
          });
      }
  }());
  
  
new_contents: /*jshint nomen:false */
  /*globals require, console, complete, __dirname, process */
  
  (function () {
      'use strict';
  
      var exec = require('child_process').exec,
  
      commands = {
          minify: './node_modules/.bin/uglifyjs ./src/vagueTime.js --compress --mangle --output ./src/vagueTime.min.js',
          test: './node_modules/.bin/mocha --ui tdd --reporter spec --colors ./test/vagueTime.js',
          lint: './node_modules/.bin/jshint ./src/vagueTime.js --config config/jshint.json',
          prepare: 'npm install'
      };
  
      desc('Minify the source code for deployment.');
      task('minify', [ 'prepare', 'lint', 'test' ], function () {
          runTask(minify, 'Minifying...');
      }, {
          async: true
      });
  
      desc('Run the unit tests.');
      task('test', [ 'prepare' ], function () {
          runTask(test, 'Testing...');
      }, {
          async: true
      });
  
      desc('Lint the source code.');
      task('lint', [ 'prepare' ], function () {
          runTask(lint, 'Linting...');
      }, {
          async: true
      });
  
      desc('Install dependencies.');
      task('prepare', function () {
          runTask(prepare, 'Preparing the build environment...');
      }, {
          async: true
      });
  
      function runTask (operation, message) {
          console.log(message);
          operation();
      }
  
      function minify () {
          runCommand(commands.minify);
      }
  
      function test () {
          runCommand(commands.test);
      }
  
      function lint () {
          runCommand(commands.lint);
      }
  
      function prepare () {
          runCommand(commands.prepare);
      }
  
      function runCommand (command) {
          exec(command, { cwd: __dirname }, function (error, stdout, stderr) {
              console.log(stdout);
              console.log(stderr);
              if (typeof error === 'object' && error !== null) {
                  console.log(error.message);
                  process.exit(1);
              }
              complete();
          });
      }
  }());
  
  
subject: Update uglify command for new version.