New, more validating, parser for URI.

sdk/lib/io/http_impl.dart

Index: sdk/lib/io/http_impl.dart
diff --git a/sdk/lib/io/http_impl.dart b/sdk/lib/io/http_impl.dart
index f9fedc3410bf898fec9521989910eeef3ea6c366..3e1a059dd6cced6087e766aae6a8e033597f10a3 100644
--- a/sdk/lib/io/http_impl.dart
+++ b/sdk/lib/io/http_impl.dart
@@ -1674,10 +1674,34 @@ class _HttpClient implements HttpClient {
                                  String host,
                                  int port,
                                  String path) {
-    // TODO(sgjesse): The path set here can contain both query and
-    // fragment. They should be cracked and set correctly.
+    const int _NUMBER_SIGN = 0x23;
+    const int _QUESTION = 0x3F;
+    String pathOnly = path;
+    String query;
+    String fragment;
+    // TODO(lrn): Consider dropping the fragment from the Uri.
+    for (int i = 0; i < path.length; i++) {
+      int char = path.codeUnitAt(i);
+      if (char == _NUMBER_SIGN) {
+        pathOnly = path.substring(0, i);
+        fragment = path.substring(i + 1);
+        break;
+      }
+      if (char == _QUESTION) {
+        pathOnly = path.substring(0, i);
+        int queryEnd = path.length;
+        int fragmentStart = path.indexOf("#", i + 1);
+        if (fragmentStart >= 0) {
+          queryEnd = fragmentStart;
+          fragment = path.substring(fragmentStart + 1);
+        }
+        query = path.substring(i + 1, queryEnd);
+        break;
+      }
+    }
     return _openUrl(method, new Uri(
-        scheme: "http", host: host, port: port, path: path));
+        scheme: "http", host: host, port: port, path: pathOnly,
+        query: query, fragment: fragment));
   }
 
   Future<HttpClientRequest> openUrl(String method, Uri url) {