Quick Assist for creating a constructor for selected final fields.

pkg/analysis_server/test/services/correction/assist_test.dart

Index: pkg/analysis_server/test/services/correction/assist_test.dart
diff --git a/pkg/analysis_server/test/services/correction/assist_test.dart b/pkg/analysis_server/test/services/correction/assist_test.dart
index d3c11d0ddfd3e3c08d7d2994c5f8f8e3824436f0..316f0a5cf515ef19f7f0457a125561bbae27389b 100644
--- a/pkg/analysis_server/test/services/correction/assist_test.dart
+++ b/pkg/analysis_server/test/services/correction/assist_test.dart
@@ -1089,6 +1089,32 @@ main(A a) {
     assertNoAssistAt('isEmpty;', AssistKind.CONVERT_INTO_IS_NOT_EMPTY);
   }
 
+  void test_createFinalFieldsConstructor() {

[Brian Wilkerson, 2015/03/15 23:43:22]

What happens with the following test input:

class A {
  final int a;
// start
  final int b;
  final int c = 3;
  final int d;
// end
  final int e;
}

Does it generate "A(this.b, this.d);" or "A(this.b, this.c, this.d);"?

+    resolveTestUnit('''
+class A {
+  final int a;
+// start
+  final int b;
+  final int c;
+// end
+  final int d;
+}
+''');
+    _setStartEndSelection();
+    assertHasAssist(AssistKind.CREATE_FINAL_FIELD_CONSTRUCTOR, '''
+class A {
+  final int a;
+// start
+  final int b;
+  final int c;
+// end
+  final int d;
+
+  A(this.b, this.c);
+}
+''');
+  }
+
   void test_exchangeBinaryExpressionArguments_OK_compare() {
     Map<String, String> operatorMap = {
       '<': '>',