add __moduleAddress variable

Author: guybedford

src/loader.js

@@ -1067,6 +1067,8 @@ function logloads(loads) {
       if (__global.btoa && sourceMap)
         source += '\n//# sourceMappingURL=data:application/json;base64,' + btoa(unescape(encodeURIComponent(sourceMap))) + '\n';
 
+      source = 'var __moduleAddress = "' + load.address + '";' + source;
+
       __eval(source, __global, load);
     }
   })();

test/loader/moduleName.js

@@ -1 +1,2 @@
-export var name = __moduleName;
+export var name = __moduleName;
+export var address = __moduleAddress;

test/test.js

@@ -405,9 +405,10 @@ function runTests() {
   test('Module Name meta', function(assert) {
     System['import']('loader/moduleName').then(function(m) {
       assert(
-        [m.name, 'loader/moduleName']
+        [m.name, 'loader/moduleName'],
+        [m.address, System.baseURL + 'loader/moduleName.js']
       );
-    })
+    });
   });
 
   test('Custom path', function(assert) {