Loading type=systemjs-module scripts. Resolves #2002.

src/features/script-load.js

@@ -46,3 +46,17 @@ systemJSPrototype.instantiate = function (url, firstParentUrl) {
   });
 };
 
+if (typeof window !== 'undefined') {
+  window.addEventListener('load', loadScriptModules);
+}
+
+function loadScriptModules() {
+  window.removeEventListener('load', loadScriptModules);
+  document.querySelectorAll('script[type=systemjs-module]').forEach(function (script) {
+    if (script.src) {
+      System.import(script.src.slice(0, 7) === 'import:' ? script.src.slice(7) : script.src);
+    } else {
+      console.warn('inline systemjs-module scripts are not yet supported');
+    }
+  });
+}

test/browser/core.js

@@ -179,4 +179,16 @@ suite('SystemJS Standard Tests', function() {
       assert.ok(err.message.indexOf("'.html' modules not implemented") !== -1);
     });
   });
+
+  test('should load <script type=systemjs-module>', function () {
+    const resolved = System.resolve('/test/fixtures/browser/systemjs-module-script.js');
+    assert.ok(System.has(resolved));
+    assert.equal(System.get(resolved).foo, 'bar');
+  });
+
+  test('should remove import: prefix from <script type=systemjs-module>', function () {
+    const resolved = System.resolve('/test/fixtures/browser/systemjs-module-script2.js');
+    assert.ok(System.has(resolved));
+    assert.equal(System.get(resolved).hello, 'there');
+  });
 });

test/fixtures/browser/systemjs-module-script.js

@@ -0,0 +1,7 @@
+System.register([], function(_export) {
+  return {
+    execute: function () {
+      _export('foo', 'bar');
+    }
+  };
+});

test/fixtures/browser/systemjs-module-script2.js

@@ -0,0 +1,7 @@
+System.register([], function(_export) {
+  return {
+    execute: function () {
+      _export('hello', 'there');
+    }
+  };
+});

test/test.html

@@ -20,6 +20,8 @@
 
 	<script type="systemjs-importmap" src="fixtures/browser/importmap.json"></script>
 	<script src="../dist/system.js"></script>
+	<script type="systemjs-module" src="/test/fixtures/browser/systemjs-module-script.js"></script>
+	<script type="systemjs-module" src="import:/test/fixtures/browser/systemjs-module-script2.js"></script>
 
 	<script>
 		mocha.setup('tdd');