Report errors and warnings for hiding elements, issue 572.

client/samples/dartcombat/state.dart

 // Copyright (c) 2011, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 /**
  * Stores the actual data on a player's boat grid, the UI representation for its
  * grid and the status of each shot. Acts as a controller handling isolate
  * messages (from the main isolate message and shots from the enemy), and UI
  * events.
  */
@@ skipping 165 matching lines @@
       });
     }
   }
 
   static final LEFT_DIR = const [-1, 0];
   static final RIGHT_DIR = const [1, 0];
   static final UP_DIR = const [0, -1];
   static final DOWN_DIR = const [0, 1];
 
   Future<bool> _exploreAllDirections(int x, int y, bool parallel) {
-    Completer<bool> superShot = new Completer<bool>();
+    Completer<bool> superShot_ = new Completer<bool>();
     if (parallel) {
       final arr = new List<Future<bool>>();
       arr.add(_exploreDirectionHelper(LEFT_DIR, x, y));
       arr.add(_exploreDirectionHelper(RIGHT_DIR, x, y));
       arr.add(_exploreDirectionHelper(UP_DIR, x, y));
       arr.add(_exploreDirectionHelper(DOWN_DIR, x, y));
       Futures.wait(arr).then((arrValues) {
-        superShot.complete(true);
+        superShot_.complete(true);
       });
     } else {
-      _seqExploreDirectionHelper(LEFT_DIR, x, y, superShot,
-          _seqExploreDirectionHelper(RIGHT_DIR, x, y, superShot,
-            _seqExploreDirectionHelper(UP_DIR, x, y, superShot,
-              _seqExploreDirectionHelper(DOWN_DIR, x, y, superShot, null))))(false);
+      _seqExploreDirectionHelper(LEFT_DIR, x, y, superShot_,
+          _seqExploreDirectionHelper(RIGHT_DIR, x, y, superShot_,
+            _seqExploreDirectionHelper(UP_DIR, x, y, superShot_,
+              _seqExploreDirectionHelper(DOWN_DIR, x, y, superShot_, null))))(false);
     }
-    return superShot.future;
+    return superShot_.future;
   }
   Function _seqExploreDirectionHelper(List<int> dir, int x, int y,
       Completer<bool> seq, void _next(bool res)) {
     return (bool res) {
       if (res) {
         seq.complete(true);
       } else {
         _exploreDirectionHelper(dir, x, y).then(
             (_next != null) ? _next : (void _(v) {seq.complete(false);}));
       }
@@ skipping 85 matching lines @@
       case Constants.SUNK:
         totalHits++;
         boatsSunk++;
         _enemyView.addHit(x, y);
         enemyGrid.hit(x, y);
         break;
     }
     _enemyView.statusBar.updateStatus();
   }
 }