0.20.3

dist/system-production.src.js

@@ -1,5 +1,5 @@
 /*
- * SystemJS v0.20.2 Production
+ * SystemJS v0.20.3 Production
  */
 (function () {
 'use strict';
@@ -1148,6 +1148,13 @@ var emptyModule = new ModuleNamespace({});
 
 
 
+var hasStringTag;
+function isModule (m) {
+  if (hasStringTag === undefined)
+    hasStringTag = typeof Symbol !== 'undefined' && !!Symbol.toStringTag;
+  return m instanceof ModuleNamespace || hasStringTag && Object.prototype.toString.call(m) == '[object Module]';
+}
+
 var CONFIG = createSymbol('loader-config');
 
 var PLAIN_RESOLVE = createSymbol('plain-resolve');
@@ -1383,6 +1390,8 @@ systemJSPrototype.newModule = function (bindings) {
   return new ModuleNamespace(bindings);
 };
 
+systemJSPrototype.isModule = isModule;
+
 systemJSPrototype.resolveSync = function (key, parentKey) {
   var resolved = resolveIfNotPlain(key, parentKey || baseURI);
   if (resolved !== undefined)
@@ -1653,7 +1662,7 @@ function coreInstantiate (key, processAnonRegister) {
   return doScriptLoad(key, processAnonRegister);
 }
 
-SystemJSProductionLoader$1.prototype.version = "0.20.2 Production";
+SystemJSProductionLoader$1.prototype.version = "0.20.3 Production";
 
 var System = new SystemJSProductionLoader$1();
 

dist/system.src.js

@@ -1,5 +1,5 @@
 /*
- * SystemJS v0.20.2 Dev
+ * SystemJS v0.20.3 Dev
  */
 (function () {
 'use strict';
@@ -1156,6 +1156,13 @@ function protectedCreateNamespace (bindings) {
   return new ModuleNamespace({ default: bindings, __useDefault: true });
 }
 
+var hasStringTag;
+function isModule (m) {
+  if (hasStringTag === undefined)
+    hasStringTag = typeof Symbol !== 'undefined' && !!Symbol.toStringTag;
+  return m instanceof ModuleNamespace || hasStringTag && Object.prototype.toString.call(m) == '[object Module]';
+}
+
 var CONFIG = createSymbol('loader-config');
 var METADATA = createSymbol('metadata');
 
@@ -2589,9 +2596,9 @@ function setConfig (cfg, isEnvConfig) {
       continue;
     if (envConfigNames.indexOf(c) !== -1)
       continue;
-    // warn.call(config, 'Setting custom config option `System.config({ ' + c + ': ... })` is deprecated. Avoid custom config options or set SystemJS.' + c + ' = ... directly.');
 
-    config[c] = cfg[c];
+    // warn.call(config, 'Setting custom config option `System.config({ ' + c + ': ... })` is deprecated. Avoid custom config options or set SystemJS.' + c + ' = ... directly.');
+    loader[c] = cfg[c];
   }
 
   envSet(loader, cfg, function(cfg) {
@@ -3921,6 +3928,7 @@ SystemJSLoader$1.prototype.set = function (key, module) {
 SystemJSLoader$1.prototype.newModule = function (bindings) {
   return new ModuleNamespace(bindings);
 };
+SystemJSLoader$1.prototype.isModule = isModule;
 
 // ensure System.register and System.registerDynamic decanonicalize
 SystemJSLoader$1.prototype.register = function (key, deps, declare) {
@@ -3935,7 +3943,7 @@ SystemJSLoader$1.prototype.registerDynamic = function (key, deps, executingRequi
   return RegisterLoader$1.prototype.registerDynamic.call(this, key, deps, executingRequire, execute);
 };
 
-SystemJSLoader$1.prototype.version = "0.20.2 Dev";
+SystemJSLoader$1.prototype.version = "0.20.3 Dev";
 
 var System = new SystemJSLoader$1();
 

package.json

@@ -1,6 +1,6 @@
 {
   "name": "systemjs",
-  "version": "0.20.2",
+  "version": "0.20.3",
   "description": "Dynamic ES module loader",
   "repository": {
     "type": "git",