internal baseURI implementation

Author: guybedford

src/system.js

@@ -15,6 +15,32 @@ var System;
 function SystemLoader() {
   Loader.call(this);
 
+  var baseURI;
+  // environent baseURI detection
+  if (typeof document != 'undefined' && document.getElementsByTagName) {
+    baseURI = document.baseURI;
+
+    if (!baseURI) {
+      var bases = document.getElementsByTagName('base');
+      baseURI = bases[0] && bases[0].href || window.location.href;
+    }
+
+    // sanitize out the hash and querystring
+    baseURI = baseURI.split('#')[0].split('?')[0];
+    baseURI = baseURI.substr(0, baseURI.lastIndexOf('/') + 1);
+  }
+  else if (typeof process != 'undefined' && process.cwd) {
+    baseURI = 'file://' + (isWindows ? '/' : '') + process.cwd() + '/';
+    if (isWindows)
+      baseURI = baseURI.replace(/\\/g, '/');
+  }
+  else if (typeof location != 'undefined') {
+    baseURI = __global.location.href;
+  }
+  else {
+    throw new TypeError('No environment baseURI');
+  }
+
   this.baseURL = baseURI;
   this.paths = {};
 }

src/wrapper-start.js

@@ -57,30 +57,3 @@
   }
 
   var URL = __global.URL || URLPolyfill;
-
-  var baseURI;
-
-  // environent baseURI detection
-  if (typeof document != 'undefined' && document.getElementsByTagName) {
-    baseURI = document.baseURI;
-
-    if (!baseURI) {
-      var bases = document.getElementsByTagName('base');
-      baseURI = bases[0] && bases[0].href || window.location.href;
-    }
-
-    // sanitize out the hash and querystring
-    baseURI = baseURI.split('#')[0].split('?')[0];
-    baseURI = baseURI.substr(0, baseURI.lastIndexOf('/') + 1);
-  }
-  else if (typeof process != 'undefined' && process.cwd) {
-    baseURI = 'file://' + (isWindows ? '/' : '') + process.cwd() + '/';
-    if (isWindows)
-      baseURI = baseURI.replace(/\\/g, '/');
-  }
-  else if (typeof location != 'undefined') {
-    baseURI = __global.location.href;
-  }
-  else {
-    throw new TypeError('No environment baseURI');
-  }