coke promise

promise.js

build_assets : function ( config, promise, type, tmp_dir ){
  var self = this;
  var path = config.path[ type ];
  var assets = config[ type ];

  return promise.all( Object.keys( assets ).map( function ( group ){
    var input = assets[ group ].site ? assets[ group ].site.map( function ( asset ){
      return self.pub_dir + path + '/' + asset + '.' + type;
    }) : [];
    
    var deffered = Q.defer();

    var arg = {
      input : input,
      output : tmp_dir + group + '.' + type
    };
    arg.callback = function ( err, stdout, stderr ){
      if( err ) deffered.reject( err );

      deffered.resolve();
      console.log( utils.$good( 'created ' ) + 'combine & minify -> ' + arg.output );
    };

    packer( arg );

    return deffered.promise;
  }));
},

z_origin.js

  build_assets : function ( config, flow, type, tmp_dir ){
    var self = this;
    var path = config.path[ type ];
    var assets = config[ type ];

    Object.keys( assets ).forEach( function ( group ){
      var input = [];

      assets[ group ].site &&
        assets[ group ].site.forEach( function ( asset ){
          input.push( self.pub_dir + path + '/' + asset + '.' + type );
        });

      flow.parallel( function ( arg, ready ){
        arg.callback = function ( err, stdout, stderr ){
          if( err ) throw err;

          ready();
          console.log( utils.$good( 'created ' ) + 'combine & minify -> ' + arg.output );
        };

        packer( arg );
      }, {
        input : input,
        output : tmp_dir + group + '.' + type
      });
    });
  },