Completion support for loop labels.

pkg/analysis_server/lib/src/services/completion/optype.dart

Index: pkg/analysis_server/lib/src/services/completion/optype.dart
diff --git a/pkg/analysis_server/lib/src/services/completion/optype.dart b/pkg/analysis_server/lib/src/services/completion/optype.dart
index 21678a35e6a5d022e5b7310d9902bdbd949ad7fe..c4d0cfec7b2f4a133c7600e40dc67de0df02b314 100644
--- a/pkg/analysis_server/lib/src/services/completion/optype.dart
+++ b/pkg/analysis_server/lib/src/services/completion/optype.dart
@@ -37,6 +37,11 @@ class OpType {
   bool includeReturnValueSuggestions = false;
 
   /**
+   * Indicates whether statement labels should be suggested.
+   */
+  bool includeStatementLabelSuggestions = false;
+
+  /**
    * Determine the suggestions that should be made based upon the given
    * [CompletionTarget] and [offset].
    */
@@ -146,6 +151,13 @@ class _OpTypeAstVisitor extends GeneralizingAstVisitor {
   }
 
   @override
+  void visitBreakStatement(BreakStatement node) {
+    if (node.label == null || identical(entity, node.label)) {
+      optype.includeStatementLabelSuggestions = true;
+    }
+  }
+
+  @override
   void visitCascadeExpression(CascadeExpression node) {
     if (node.cascadeSections.contains(entity)) {
       optype.includeInvocationSuggestions = true;
@@ -191,6 +203,13 @@ class _OpTypeAstVisitor extends GeneralizingAstVisitor {
   }
 
   @override
+  void visitContinueStatement(ContinueStatement node) {
+    if (node.label == null || identical(entity, node.label)) {
+      optype.includeStatementLabelSuggestions = true;
+    }
+  }
+
+  @override
   void visitDoStatement(DoStatement node) {
     if (identical(entity, node.condition)) {
       optype.includeReturnValueSuggestions = true;