| Index: editor/tools/plugins/com.google.dart.engine/src/com/google/dart/engine/internal/object/BoolState.java
|
| diff --git a/editor/tools/plugins/com.google.dart.engine/src/com/google/dart/engine/internal/object/BoolState.java b/editor/tools/plugins/com.google.dart.engine/src/com/google/dart/engine/internal/object/BoolState.java
|
| index dd04e568022d0b735d15acc21d861317d41412de..46234bc4f0f31892b0af44b7b825707d2dd68458 100644
|
| --- a/editor/tools/plugins/com.google.dart.engine/src/com/google/dart/engine/internal/object/BoolState.java
|
| +++ b/editor/tools/plugins/com.google.dart.engine/src/com/google/dart/engine/internal/object/BoolState.java
|
| @@ -129,6 +129,11 @@ public class BoolState extends InstanceState {
|
| }
|
|
|
| @Override
|
| + public boolean isUnknown() {
|
| + return value == null;
|
| + }
|
| +
|
| + @Override
|
| public BoolState logicalAnd(InstanceState rightOperand) throws EvaluationException {
|
| assertBool(rightOperand);
|
| if (value == null) {
|
|
|