More extensive error handling for 'unresolved' cases.

lib/kernel.dart

 // Copyright (c) 2016, 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.md file.
 
 library rasta.kernel;
 
 import 'dart:async' show
     Future;
 
 import 'dart:collection' show
@@ skipping 625 matching lines @@
   }
 
   bool get isInternalStateConsistent {
     if (workQueue.isNotEmpty) {
       print("Kernel workQueue isn't empty.");
       return false;
     }
     return compiler.isInternalStateConsistent;
   }
 
-  ir.Procedure getUnresolvedConstructorBuilder() {
-    LibraryElement internal =
+  ir.Procedure getDartCoreMethod(String name) {
+    LibraryElement library =
         compiler.libraryLoader.lookupLibrary(Uri.parse("dart:core"));
-    FunctionElement function =
-        internal.implementation.localLookup("_unresolvedConstructorError");
+    Element function = library.implementation.localLookup(name);
     return functionToIr(function);
   }
 
   ir.Procedure getMalformedTypeErrorBuilder() {
-    LibraryElement internal =
-        compiler.libraryLoader.lookupLibrary(Uri.parse("dart:core"));
-    FunctionElement function =
-        internal.implementation.localLookup("_malformedTypeError");
-    return functionToIr(function);
+    return getDartCoreMethod('_malformedTypeError');
+  }
+
+  ir.Procedure getUnresolvedConstructorBuilder() {
+    return getDartCoreMethod('_unresolvedConstructorError');
+  }
+
+  ir.Procedure getUnresolvedStaticGetterBuilder() {
+    return getDartCoreMethod('_unresolvedStaticGetterError');
+  }
+
+  ir.Procedure getUnresolvedStaticSetterBuilder() {
+    return getDartCoreMethod('_unresolvedStaticSetterError');
+  }
+
+  ir.Procedure getUnresolvedStaticMethodBuilder() {
+    return getDartCoreMethod('_unresolvedStaticMethodError');
+  }
+
+  ir.Procedure getUnresolvedTopLevelGetterBuilder() {
+    return getDartCoreMethod('_unresolvedTopLevelGetterError');
+  }
+
+  ir.Procedure getUnresolvedTopLevelSetterBuilder() {
+    return getDartCoreMethod('_unresolvedTopLevelSetterError');
+  }
+
+  ir.Procedure getUnresolvedTopLevelMethodBuilder() {
+    return getDartCoreMethod('_unresolvedTopLevelMethodError');
+  }
+
+  ir.Procedure getUnresolvedSuperGetterBuilder() {
+    return getDartCoreMethod('_unresolvedSuperGetterError');
+  }
+
+  ir.Procedure getUnresolvedSuperSetterBuilder() {
+    return getDartCoreMethod('_unresolvedSuperSetterError');
+  }
+
+  ir.Procedure getUnresolvedSuperMethodBuilder() {
+    return getDartCoreMethod('_unresolvedSuperMethodError');
+  }
+
+  ir.Procedure getGenericNoSuchMethodBuilder() {
+    return getDartCoreMethod('_genericNoSuchMethod');
   }
 }
 
 class ConstructorTarget {
   final ConstructorElement element;
   final DartType type;
 
   ConstructorTarget(this.element, this.type);
 
   String toString() => "ConstructorTarget($element, $type)";
 }