include loader source maps

Author: guybedford

Gruntfile.js

@@ -68,7 +68,8 @@ module.exports = function (grunt) {
         banner: '<%= meta.banner %>\n',
         compress: {
           drop_console: true
-        }
+        },
+        sourceMap: true
       },
       dist: {
         options: {

dist/es6-module-loader-sans-promises.js

@@ -2137,14 +2137,13 @@ function logloads(loads) {
   // importPromises adds ability to import a module twice without error - https://bugs.ecmascript.org/show_bug.cgi?id=2601
   function createImportPromise(loader, name, promise) {
     var importPromises = loader._loader.importPromises;
-    importPromises[name] = promise;
-    promise.then(function() {
+    return importPromises[name] = promise.then(function(m) {
       importPromises[name] = undefined;
-    });
-    promise['catch'](function() {
+      return m;
+    }, function(e) {
       importPromises[name] = undefined;
+      throw e;
     });
-    return promise;
   }
 
   Loader.prototype = {

dist/es6-module-loader-sans-promises.min.js

@@ -2101,14 +2101,13 @@ function logloads(loads) {
   // importPromises adds ability to import a module twice without error - https://bugs.ecmascript.org/show_bug.cgi?id=2601
   function createImportPromise(loader, name, promise) {
     var importPromises = loader._loader.importPromises;
-    importPromises[name] = promise;
-    promise.then(function() {
+    return importPromises[name] = promise.then(function(m) {
       importPromises[name] = undefined;
-    });
-    promise['catch'](function() {
+      return m;
+    }, function(e) {
       importPromises[name] = undefined;
+      throw e;
     });
-    return promise;
   }
 
   Loader.prototype = {

dist/es6-module-loader-sans-promises.min.js.map

@@ -43,6 +43,7 @@
     "test": "cd test && node test"
   },
   "dependencies": {
+    "grunt-contrib-uglify": "^0.6.0",
     "traceur": "0.0.66",
     "when": "^3.4.6"
   }