[ONOS-4744] Leafref implementation and UT
Change-Id: I151797185e0bb1695c0640b667ae76ef87c4d4b0
diff --git a/plugin/src/main/resources/GeneratedYang.g4 b/plugin/src/main/resources/GeneratedYang.g4
index 36b38ff..4fce152 100644
--- a/plugin/src/main/resources/GeneratedYang.g4
+++ b/plugin/src/main/resources/GeneratedYang.g4
@@ -534,7 +534,7 @@
      *                             require-instance-arg >
      *  require-instance-arg = true-keyword / false-keyword
      */
-    requireInstanceStatement : REQUIRE_INSTANCE_KEYWORD (TRUE_KEYWORD | FALSE_KEYWORD) STMTEND;
+    requireInstanceStatement : REQUIRE_INSTANCE_KEYWORD requireInstance STMTEND;
 
     /**
      *  instance-identifier-specification =
@@ -1279,6 +1279,8 @@
 
     refine : string;
 
+    requireInstance : string;
+
     augment : string;
 
     deviation : string;