Gruntfile.js

module.exports = function(grunt) {
  'use strict';

  grunt.initConfig({
    pkg: grunt.file.readJSON('package.json'),
    concat: {
      options: {
        separator: ';',
        banner: '/* <%= pkg.name %> v<%= pkg.version %> (<%= pkg.homepage %>) */\n'
      },
      dist: {
        src: ['src/**/*.js'],
        dest: 'dist/<%= pkg.name %>.js'
      }
    },
    uglify: {
      options: {
        banner: '/* <%= pkg.name %> v<%= pkg.version %> (<%= pkg.homepage %>) */\n'
      },
      dist: {
        files: {
          'dist/<%= pkg.name %>.min.js': ['<%= concat.dist.dest %>']
        }
      }
    },
    jshint: {
      files: ['Gruntfile.js', 'src/**/*.js', 'test/**/*.js']
    },
    karma: {
      unit: {
        configFile: 'karma.conf.js'
      },
      continuous: {
        configFile: 'karma.conf.js',
        singleRun: true
      }
    },
    watch: {
      files: ['<%= jshint.files %>'],
      tasks: ['jshint', 'karma']
    }
  });

  grunt.loadNpmTasks('grunt-contrib-uglify');
  grunt.loadNpmTasks('grunt-contrib-jshint');
  grunt.loadNpmTasks('grunt-karma');
  grunt.loadNpmTasks('grunt-contrib-watch');
  grunt.loadNpmTasks('grunt-contrib-concat');

  grunt.registerTask('test', ['karma:unit']);
  grunt.registerTask('build', ['jshint', 'karma:continuous', 'concat',
                               'uglify']);
  grunt.registerTask('default', ['build']);
};