Allow empty augmentations in Yang modules.

[yangtools.git] / yang / yang-parser-impl / src / main / antlr / YangParser.g4

diff --git a/yang/yang-parser-impl/src/main/antlr/YangParser.g4 b/yang/yang-parser-impl/src/main/antlr/YangParser.g4
index eea920abc01891933f2ac273662e88aa780adfec..c1b004dfd289baf1dbb6839b733cfe3a65ed23bd 100644 (file)
--- a/yang/yang-parser-impl/src/main/antlr/YangParser.g4
+++ b/yang/yang-parser-impl/src/main/antlr/YangParser.g4
@@ -46,8 +46,8 @@ input_stmt : INPUT_KEYWORD LEFT_BRACE (identifier_stmt |typedef_stmt | grouping_
 rpc_stmt : RPC_KEYWORD string (SEMICOLON | (LEFT_BRACE (identifier_stmt |if_feature_stmt  | status_stmt | description_stmt | reference_stmt | typedef_stmt | grouping_stmt | input_stmt | output_stmt )* RIGHT_BRACE));
 when_stmt : WHEN_KEYWORD string (SEMICOLON | (LEFT_BRACE (identifier_stmt |description_stmt | reference_stmt )* RIGHT_BRACE));
 
-augment_stmt : AUGMENT_KEYWORD string LEFT_BRACE  (identifier_stmt |when_stmt | if_feature_stmt | status_stmt | description_stmt | reference_stmt | data_def_stmt | case_stmt)+ RIGHT_BRACE;
-uses_augment_stmt : AUGMENT_KEYWORD string LEFT_BRACE  (identifier_stmt |when_stmt | if_feature_stmt | status_stmt | description_stmt | reference_stmt | data_def_stmt | case_stmt)+ RIGHT_BRACE;
+augment_stmt : AUGMENT_KEYWORD string LEFT_BRACE  (identifier_stmt |when_stmt | if_feature_stmt | status_stmt | description_stmt | reference_stmt | data_def_stmt | case_stmt)* RIGHT_BRACE;
+uses_augment_stmt : AUGMENT_KEYWORD string LEFT_BRACE  (identifier_stmt |when_stmt | if_feature_stmt | status_stmt | description_stmt | reference_stmt | data_def_stmt | case_stmt)* RIGHT_BRACE;
 refine_anyxml_stmts : (identifier_stmt |must_stmt | config_stmt | mandatory_stmt | description_stmt | reference_stmt )*;
 refine_case_stmts : (identifier_stmt |description_stmt | reference_stmt )*;
 refine_choice_stmts : (identifier_stmt |default_stmt | config_stmt | mandatory_stmt | description_stmt | reference_stmt )*;
@@ -89,7 +89,7 @@ status_stmt : STATUS_KEYWORD status_arg stmtend;
 position_stmt : POSITION_KEYWORD string stmtend;
 bit_stmt : BIT_KEYWORD string (SEMICOLON | (LEFT_BRACE  (identifier_stmt |position_stmt | status_stmt | description_stmt | reference_stmt )* RIGHT_BRACE));
 bits_specification : bit_stmt (bit_stmt | identifier_stmt)*;
-union_specification : type_stmt (identifier_stmt | type_stmt )+;
+union_specification : type_stmt (identifier_stmt | type_stmt )*;
 identityref_specification : base_stmt  ;
 instance_identifier_specification : (require_instance_stmt )?;
 require_instance_arg :string; // TRUE_KEYWORD | FALSE_KEYWORD;