Version 1.5.8

dart/editor/tools/plugins/com.google.dart.tools.core/src/com/google/dart/tools/core/pub/PubspecModel.java

 /*
  * Copyright (c) 2012, the Dart project authors.
  * 
  * Licensed under the Eclipse Public License v1.0 (the "License"); you may not use this file except
  * in compliance with the License. You may obtain a copy of the License at
  * 
  * http://www.eclipse.org/legal/epl-v10.html
  * 
  * Unless required by applicable law or agreed to in writing, software distributed under the License
  * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
@@ skipping 379 matching lines @@
       } else {
         sdkVersion = EMPTY_STRING;
       }
 
       description = (String) ((pubspecMap.get(PubspecConstants.DESCRIPTION) != null)
           ? pubspecMap.get(PubspecConstants.DESCRIPTION) : EMPTY_STRING);
       homepage = (String) ((pubspecMap.get(PubspecConstants.HOMEPAGE) != null)
           ? pubspecMap.get(PubspecConstants.HOMEPAGE) : EMPTY_STRING);
       documentation = (String) ((pubspecMap.get(PubspecConstants.DOCUMENTATION) != null)
           ? pubspecMap.get(PubspecConstants.DOCUMENTATION) : EMPTY_STRING);
-      transformers = (ArrayList<Object>) ((pubspecMap.get(PubspecConstants.TRANSFORMERS) != null)
+      Object object = ((pubspecMap.get(PubspecConstants.TRANSFORMERS) != null)
           ? pubspecMap.get(PubspecConstants.TRANSFORMERS) : new ArrayList<Object>());
+      if (object instanceof ArrayList<?>) {
+        transformers = (ArrayList<Object>) object;
+      }
       add(
           processDependencies(
               (Map<String, Object>) pubspecMap.get(PubspecConstants.DEPENDENCIES),
               false),
           IModelListener.REFRESH);
       add(
           processDependencies(
               (Map<String, Object>) pubspecMap.get(PubspecConstants.DEV_DEPENDENCIES),
               true),
           IModelListener.REFRESH);
@@ skipping 112 matching lines @@
         yamlMap.put(PubspecConstants.DEV_DEPENDENCIES, new TreeMap<String, Object>(
             devDependenciesMap));
       }
       yamlMap.remove(PubspecConstants.TRANSFORMERS);
       if (!transformers.isEmpty()) {
         yamlMap.put(PubspecConstants.TRANSFORMERS, transformers);
       }
     }
   }
 }