Gruntfile.js

module.exports = function (grunt) {

  grunt.initConfig({
    concat: {
      base: {
        files: {
          'build/objective-three.js': ['lib/vendor/node.events.js',
            'src/index.js',
            //     'src/geo_to_JSON.js',
            'src/Display.js',
            'src/MatProxy.js',
            'src/fast_geo_merge.js',
            'src/Infinite.js',
            'src/RenderObject.js']
        }
      },
      test_scene: {
        files: {
          'test_scene/public/js/o3.js': ['o3.js']
        }
      }
    },
    umd: {
      all: {
        src: 'build/objective-three.js',
        dest: 'o3.js', // optional, if missing the src will be used
        template: 'unit', // optional; a template from templates subdir can be specified by name (e.g. 'umd');
        // if missing the templates/umd.hbs file will be used
        objectToExport: 'O3', // optional, internal object that will be exported
        amdModuleId: 'O3', // optional, if missing the AMD module will be anonymous
        globalAlias: 'O3', // optional, changes the name of the global variable
        deps: { // optional
          'default': ['_', 'THREE', 'Fools'],
          cjs: ['underscore', 'three', 'fools']
        }
      }
    },
    node_tap: {
      test: {
        options: {
          outputType: 'tap', // tap, failures, stats
          outputTo: 'console' // or file
          // outputFilePath: '/tmp/out.log' // path for output file,
          // only makes sense with outputTo 'file'
        },
        files: {
          'tests': ['./tests/display.js']
        }
      }
    }

  });
  grunt.loadNpmTasks('grunt-contrib-concat');
  grunt.loadNpmTasks('grunt-umd');
  grunt.loadNpmTasks('grunt-node-tap');

// the default task can be run just by typing "grunt" on the command line
  grunt.registerTask('default', ['concat:base', 'umd:all', 'concat:test_scene']);
};