string : STRING (PLUS STRING)*;
+// string validated in YangParserListenerImpl.handleUnknownNode()
identifier_stmt : IDENTIFIER string? (stmtend | (LEFT_BRACE unknown_statement* RIGHT_BRACE));
-unknown_statement : (YIN_ELEMENT_KEYWORD | YANG_VERSION_KEYWORD | WHEN_KEYWORD | VALUE_KEYWORD | USES_KEYWORD | UNITS_KEYWORD | UNIQUE_KEYWORD |
+// string validated in YangParserListenerImpl.handleUnknownNode()
+unknown_statement : (YIN_ELEMENT_KEYWORD | YANG_VERSION_KEYWORD | WHEN_KEYWORD | VALUE_KEYWORD | USES_KEYWORD | UNITS_KEYWORD | UNIQUE_KEYWORD |
TYPEDEF_KEYWORD | TYPE_KEYWORD | SUBMODULE_KEYWORD | RPC_KEYWORD | REVISION_DATE_KEYWORD | REVISION_KEYWORD |
REQUIRE_INSTANCE_KEYWORD | REFINE_KEYWORD | RANGE_KEYWORD | PRESENCE_KEYWORD | PREFIX_KEYWORD |
POSITION_KEYWORD | PATTERN_KEYWORD | PATH_KEYWORD | OUTPUT_KEYWORD | ORGANIZATION_KEYWORD| ORDERED_BY_KEYWORD | NOTIFICATION_KEYWORD|
NAMESPACE_KEYWORD | MUST_KEYWORD | MODULE_KEYWORD | MIN_ELEMENTS_KEYWORD | MAX_ELEMENTS_KEYWORD | MANDATORY_KEYWORD | LIST_KEYWORD |
LENGTH_KEYWORD | LEAF_LIST_KEYWORD | LEAF_KEYWORD | KEY_KEYWORD | INPUT_KEYWORD | INCLUDE_KEYWORD | IMPORT_KEYWORD | IF_FEATURE_KEYWORD |
IDENTITY_KEYWORD | GROUPING_KEYWORD | FRACTION_DIGITS_KEYWORD | FEATURE_KEYWORD | DEVIATE_KEYWORD | DEVIATION_KEYWORD | EXTENSION_KEYWORD |
- ERROR_MESSAGE_KEYWORD | ERROR_APP_TAG_KEYWORD | ENUM_KEYWORD | DESCRIPTION_KEYWORD | DEFAULT_KEYWORD | CONTAINER_KEYWORD | CONTACT_KEYWORD |
+ ERROR_MESSAGE_KEYWORD | ERROR_APP_TAG_KEYWORD | ENUM_KEYWORD | DESCRIPTION_KEYWORD | STATUS_KEYWORD | DEFAULT_KEYWORD | CONTAINER_KEYWORD | CONTACT_KEYWORD |
CONFIG_KEYWORD | CHOICE_KEYWORD | CASE_KEYWORD | BIT_KEYWORD | BELONGS_TO_KEYWORD | BASE_KEYWORD | AUGMENT_KEYWORD |
- ANYXML_KEYWORD | IDENTIFIER) string? (SEMICOLON | (LEFT_BRACE unknown_statement2* RIGHT_BRACE));
-
-unknown_statement2 : (YANG_VERSION_KEYWORD | WHEN_KEYWORD | VALUE_KEYWORD | USES_KEYWORD | UNITS_KEYWORD | UNIQUE_KEYWORD |
- TYPEDEF_KEYWORD | TYPE_KEYWORD | SUBMODULE_KEYWORD | STATUS_KEYWORD | RPC_KEYWORD | REVISION_DATE_KEYWORD | REVISION_KEYWORD |
- REQUIRE_INSTANCE_KEYWORD | REFINE_KEYWORD | REFERENCE_KEYWORD | RANGE_KEYWORD | PRESENCE_KEYWORD | PREFIX_KEYWORD |
- POSITION_KEYWORD | PATTERN_KEYWORD | PATH_KEYWORD | OUTPUT_KEYWORD | ORGANIZATION_KEYWORD| ORDERED_BY_KEYWORD | NOTIFICATION_KEYWORD|
- NAMESPACE_KEYWORD | MUST_KEYWORD | MODULE_KEYWORD | MIN_ELEMENTS_KEYWORD | MAX_ELEMENTS_KEYWORD | MANDATORY_KEYWORD | LIST_KEYWORD |
- LENGTH_KEYWORD | LEAF_LIST_KEYWORD | LEAF_KEYWORD | KEY_KEYWORD | INPUT_KEYWORD | INCLUDE_KEYWORD | IMPORT_KEYWORD | IF_FEATURE_KEYWORD |
- IDENTITY_KEYWORD | GROUPING_KEYWORD | FRACTION_DIGITS_KEYWORD | FEATURE_KEYWORD | DEVIATE_KEYWORD | DEVIATION_KEYWORD | EXTENSION_KEYWORD |
- ERROR_MESSAGE_KEYWORD | ERROR_APP_TAG_KEYWORD | ENUM_KEYWORD | DESCRIPTION_KEYWORD | DEFAULT_KEYWORD | CONTAINER_KEYWORD | CONTACT_KEYWORD |
- CONFIG_KEYWORD | CHOICE_KEYWORD | CASE_KEYWORD | BIT_KEYWORD | BELONGS_TO_KEYWORD | BASE_KEYWORD | AUGMENT_KEYWORD | ARGUMENT_KEYWORD |
- ANYXML_KEYWORD | IDENTIFIER) string? (SEMICOLON | (LEFT_BRACE unknown_statement3* RIGHT_BRACE));
-
-unknown_statement3 : (YIN_ELEMENT_KEYWORD | YANG_VERSION_KEYWORD | WHEN_KEYWORD | VALUE_KEYWORD | USES_KEYWORD | UNITS_KEYWORD | UNIQUE_KEYWORD |
- TYPEDEF_KEYWORD | TYPE_KEYWORD | SUBMODULE_KEYWORD | STATUS_KEYWORD | RPC_KEYWORD | REVISION_DATE_KEYWORD | REVISION_KEYWORD |
- REQUIRE_INSTANCE_KEYWORD | REFINE_KEYWORD | REFERENCE_KEYWORD | RANGE_KEYWORD | PRESENCE_KEYWORD | PREFIX_KEYWORD |
- POSITION_KEYWORD | PATTERN_KEYWORD | PATH_KEYWORD | OUTPUT_KEYWORD | ORGANIZATION_KEYWORD| ORDERED_BY_KEYWORD | NOTIFICATION_KEYWORD|
- NAMESPACE_KEYWORD | MUST_KEYWORD | MODULE_KEYWORD | MIN_ELEMENTS_KEYWORD | MAX_ELEMENTS_KEYWORD | MANDATORY_KEYWORD | LIST_KEYWORD |
- LENGTH_KEYWORD | LEAF_LIST_KEYWORD | LEAF_KEYWORD | KEY_KEYWORD | INPUT_KEYWORD | INCLUDE_KEYWORD | IMPORT_KEYWORD | IF_FEATURE_KEYWORD |
- IDENTITY_KEYWORD | GROUPING_KEYWORD | FRACTION_DIGITS_KEYWORD | FEATURE_KEYWORD | DEVIATE_KEYWORD | DEVIATION_KEYWORD | EXTENSION_KEYWORD |
- ERROR_MESSAGE_KEYWORD | ERROR_APP_TAG_KEYWORD | ENUM_KEYWORD | DESCRIPTION_KEYWORD | DEFAULT_KEYWORD | CONTAINER_KEYWORD | CONTACT_KEYWORD |
- CONFIG_KEYWORD | CHOICE_KEYWORD | CASE_KEYWORD | BIT_KEYWORD | BELONGS_TO_KEYWORD | BASE_KEYWORD | AUGMENT_KEYWORD | ARGUMENT_KEYWORD |
- ANYXML_KEYWORD | IDENTIFIER) string? (SEMICOLON | (LEFT_BRACE unknown_statement3* RIGHT_BRACE));
+ ANYXML_KEYWORD | IDENTIFIER) string? (SEMICOLON | (LEFT_BRACE (unknown_statement | identifier_stmt)* RIGHT_BRACE)*);
stmtend : (SEMICOLON) | (LEFT_BRACE identifier_stmt? RIGHT_BRACE);
-deviate_replace_stmt : DEVIATE_KEYWORD string /* REPLACE_KEYWORD */ (SEMICOLON | (LEFT_BRACE (identifier_stmt |type_stmt | units_stmt | default_stmt | config_stmt | mandatory_stmt | min_elements_stmt | max_elements_stmt )* RIGHT_BRACE));
-deviate_delete_stmt : DEVIATE_KEYWORD string /* DELETE_KEYWORD */ (SEMICOLON | (LEFT_BRACE (identifier_stmt |units_stmt | must_stmt | unique_stmt | default_stmt )* RIGHT_BRACE));
-deviate_add_stmt : DEVIATE_KEYWORD string /*ADD_KEYWORD*/ (SEMICOLON | (LEFT_BRACE (identifier_stmt |units_stmt | must_stmt | unique_stmt | default_stmt | config_stmt | mandatory_stmt | min_elements_stmt | max_elements_stmt )* RIGHT_BRACE));
-deviate_not_supported_stmt : DEVIATE_KEYWORD string /*NOT_SUPPORTED_KEYWORD*/ (SEMICOLON | (LEFT_BRACE identifier_stmt? RIGHT_BRACE));
+
+/* DO NOT replace stmtsep in rest of grammar with identifier_stmt!!! It might seems as code duplicity here, but this one is necessary.
+ Body of identifier_stmt generated from this grammar in YangParserListener is implemented in YangParserListenerImpl.
+ To ensure that all of the identifier_stmts will be resolved correctly the YangParserListenerImpl contains code that handles
+ specifcly identifier_stmts -> i.e. transforms identifier_stmt into QName. The stmtsep is used for parsing extension statements
+ placed outside of body_stmt.
+ */
+stmtsep : IDENTIFIER string? (stmtend | (LEFT_BRACE unknown_statement* RIGHT_BRACE));
+// string validated in DeviationBuilder.setDeviate() as REPLACE_KEYWORD
+deviate_replace_stmt : DEVIATE_KEYWORD string (SEMICOLON | (LEFT_BRACE (identifier_stmt |type_stmt | units_stmt | default_stmt | config_stmt | mandatory_stmt | min_elements_stmt | max_elements_stmt )* RIGHT_BRACE));
+// string validated in DeviationBuilder.setDeviate() as DELETE_KEYWORD
+deviate_delete_stmt : DEVIATE_KEYWORD string (SEMICOLON | (LEFT_BRACE (identifier_stmt |units_stmt | must_stmt | unique_stmt | default_stmt )* RIGHT_BRACE));
+// string validated in DeviationBuilder.setDeviate() as ADD_KEYWORD
+deviate_add_stmt : DEVIATE_KEYWORD string (SEMICOLON | (LEFT_BRACE (identifier_stmt |units_stmt | must_stmt | unique_stmt | default_stmt | config_stmt | mandatory_stmt | min_elements_stmt | max_elements_stmt )* RIGHT_BRACE));
+// string validated in DeviationBuilder.setDeviate() as NOT_SUPPORTED_KEYWORD
+deviate_not_supported_stmt : DEVIATE_KEYWORD string (SEMICOLON | (LEFT_BRACE identifier_stmt? RIGHT_BRACE));
+// string validated in YangModelBasicValidationListener.enterDeviation_stmt()
deviation_stmt : DEVIATION_KEYWORD string LEFT_BRACE (identifier_stmt |description_stmt | reference_stmt | deviate_not_supported_stmt | deviate_add_stmt | deviate_replace_stmt | deviate_delete_stmt)+ RIGHT_BRACE;
+// string validated in YangModelBasicValidationListener.enterNotification_stmt()
notification_stmt : NOTIFICATION_KEYWORD string (SEMICOLON | (LEFT_BRACE (identifier_stmt |if_feature_stmt | status_stmt | description_stmt | reference_stmt | typedef_stmt | grouping_stmt | data_def_stmt )* RIGHT_BRACE));
output_stmt : OUTPUT_KEYWORD LEFT_BRACE (identifier_stmt |typedef_stmt | grouping_stmt | data_def_stmt )* RIGHT_BRACE;
input_stmt : INPUT_KEYWORD LEFT_BRACE (identifier_stmt |typedef_stmt | grouping_stmt | data_def_stmt )* RIGHT_BRACE;
+// string valided in YangModelBasicValidationListener.enterRpc_stmt()
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));
+// string validated in ParserListenerUtils.stringFromStringContext()
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;
+// string validated in YangModelBasicValidationListener.enterAugment_stmt()
+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;
+// string not validated
+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 )*;
refine_leaf_stmts : (identifier_stmt |must_stmt | default_stmt | config_stmt | mandatory_stmt | description_stmt | reference_stmt )*;
refine_container_stmts : (identifier_stmt |must_stmt | presence_stmt | config_stmt | description_stmt | reference_stmt )*;
refine_pom : (refine_container_stmts | refine_leaf_stmts | refine_leaf_list_stmts | refine_list_stmts | refine_choice_stmts | refine_case_stmts | refine_anyxml_stmts);
+// string validated in YangModelBasicValidationListener.enterRefine_stmt()
refine_stmt : REFINE_KEYWORD string (SEMICOLON | (LEFT_BRACE (refine_pom) RIGHT_BRACE));
+// string validated in YangModelBasicValidationListener.enterUses_stmt()
uses_stmt : USES_KEYWORD string (SEMICOLON | (LEFT_BRACE (identifier_stmt |when_stmt | if_feature_stmt | status_stmt | description_stmt | reference_stmt | refine_stmt | uses_augment_stmt )* RIGHT_BRACE));
+// string validated in YangModelBasicValidationListener.enterAnyxml_stmt()
anyxml_stmt : ANYXML_KEYWORD string (SEMICOLON | (LEFT_BRACE (identifier_stmt |when_stmt | if_feature_stmt | must_stmt | config_stmt | mandatory_stmt | status_stmt | description_stmt | reference_stmt )* RIGHT_BRACE));
+// string validated in YangModelBasicValidationListener.enterCase_stmt()
case_stmt : CASE_KEYWORD string (SEMICOLON | (LEFT_BRACE (identifier_stmt |when_stmt | if_feature_stmt | status_stmt | description_stmt | reference_stmt | data_def_stmt )* RIGHT_BRACE));
short_case_stmt : container_stmt | leaf_stmt | leaf_list_stmt | list_stmt | anyxml_stmt;
+// string validated in YangModelBasicValidationListener.enterChoice_stmt()
choice_stmt : CHOICE_KEYWORD string (SEMICOLON | (LEFT_BRACE (identifier_stmt |when_stmt | if_feature_stmt | default_stmt | config_stmt | mandatory_stmt | status_stmt | description_stmt | reference_stmt | short_case_stmt | case_stmt)* RIGHT_BRACE));
+// string validated in YangModelBasicValidationListener.enterUnique_stmt()
unique_stmt : UNIQUE_KEYWORD string stmtend;
+// string validated in YangModelBasicValidationListener.enterKey_stmt()
key_stmt : KEY_KEYWORD string stmtend;
-list_stmt : LIST_KEYWORD string LEFT_BRACE (identifier_stmt |when_stmt | if_feature_stmt | must_stmt | key_stmt | unique_stmt | config_stmt | min_elements_stmt | max_elements_stmt | ordered_by_stmt | status_stmt | description_stmt | reference_stmt | typedef_stmt | grouping_stmt | data_def_stmt )* RIGHT_BRACE;
+// string validated in YangModelBasicValidationListener.enterList_stmt()
+list_stmt : LIST_KEYWORD string LEFT_BRACE (when_stmt | if_feature_stmt | must_stmt | key_stmt | unique_stmt | config_stmt | min_elements_stmt | max_elements_stmt | ordered_by_stmt | status_stmt | description_stmt | reference_stmt | typedef_stmt | grouping_stmt | data_def_stmt | identifier_stmt)* RIGHT_BRACE;
+// string validated in YangModelBasicValidationListener.enterLeaf_list_stmt()
leaf_list_stmt : LEAF_LIST_KEYWORD string LEFT_BRACE (identifier_stmt |when_stmt | if_feature_stmt | type_stmt | units_stmt | must_stmt | config_stmt | min_elements_stmt | max_elements_stmt | ordered_by_stmt | status_stmt | description_stmt | reference_stmt )* RIGHT_BRACE;
+// string validated in YangModelBasicValidationListener.enterLeaf_stmt()
leaf_stmt : LEAF_KEYWORD string LEFT_BRACE (identifier_stmt |when_stmt | if_feature_stmt | type_stmt | units_stmt | must_stmt | default_stmt | config_stmt | mandatory_stmt | status_stmt | description_stmt | reference_stmt )* RIGHT_BRACE;
-container_stmt : CONTAINER_KEYWORD string (SEMICOLON | (LEFT_BRACE (identifier_stmt | when_stmt | if_feature_stmt | must_stmt | presence_stmt | config_stmt | status_stmt | description_stmt | reference_stmt | typedef_stmt | grouping_stmt | data_def_stmt )* RIGHT_BRACE));
-grouping_stmt : GROUPING_KEYWORD string (SEMICOLON | (LEFT_BRACE (identifier_stmt |status_stmt | description_stmt | reference_stmt | typedef_stmt | grouping_stmt | data_def_stmt )* RIGHT_BRACE));
+// string validated in YangModelBasicValidationListener.enterContainer_stmt()
+container_stmt : CONTAINER_KEYWORD string (SEMICOLON | (LEFT_BRACE (when_stmt | if_feature_stmt | must_stmt | presence_stmt | config_stmt | status_stmt | description_stmt | reference_stmt | typedef_stmt | grouping_stmt | data_def_stmt | identifier_stmt)* RIGHT_BRACE));
+// string validated in YangModelBasicValidationListener.enterGrouping_stmt()
+grouping_stmt : GROUPING_KEYWORD string (SEMICOLON | (LEFT_BRACE (status_stmt | description_stmt | reference_stmt | typedef_stmt | grouping_stmt | data_def_stmt | identifier_stmt)* RIGHT_BRACE));
+// string validated in ParserListenerUtils.createEnumPair()
value_stmt : VALUE_KEYWORD string stmtend;
-max_value_arg : /*UNBOUNDED_KEYWORD |*/ string;
-min_value_arg : /*UNBOUNDED_KEYWORD |*/ string;
+// string validated in ParserListenerUtils.parseMaxElements()
+max_value_arg : string;
+// string validated in ParserListenerUtils.parseMinElements()
+min_value_arg : string;
max_elements_stmt : MAX_ELEMENTS_KEYWORD max_value_arg stmtend;
min_elements_stmt : MIN_ELEMENTS_KEYWORD min_value_arg stmtend;
+// string validated in ParserListenerUtils.parseMust()
error_app_tag_stmt : ERROR_APP_TAG_KEYWORD string stmtend;
+// string validated in ParserListenerUtils.parseMust()
error_message_stmt : ERROR_MESSAGE_KEYWORD string stmtend;
+// string validated in ParserListenerUtils.parseMust()
must_stmt : MUST_KEYWORD string (SEMICOLON | (LEFT_BRACE (identifier_stmt |error_message_stmt | error_app_tag_stmt | description_stmt | reference_stmt )* RIGHT_BRACE));
-ordered_by_arg : string; /*USER_KEYWORD | SYSTEM_KEYWORD;*/
+// string validated in YangModelBasicValidationListener.enterOrdered_by_arg() as USER_KEYWORD | SYSTEM_KEYWORD
+ordered_by_arg : string;
ordered_by_stmt : ORDERED_BY_KEYWORD ordered_by_arg stmtend;
+// string not validated
presence_stmt : PRESENCE_KEYWORD string stmtend;
-mandatory_arg :string; // TRUE_KEYWORD | FALSE_KEYWORD;
+// string validated in YangModelBasicValidationListener.enterMandatory_arg() as TRUE_KEYWORD | FALSE_KEYWORD
+mandatory_arg :string;
mandatory_stmt : MANDATORY_KEYWORD mandatory_arg stmtend;
-config_arg : string; // TRUE_KEYWORD | FALSE_KEYWORD;
+// string validated in YangModelBasicValidationListener.enterConfig_arg() as TRUE_KEYWORD | FALSE_KEYWORD
+config_arg : string;
config_stmt : CONFIG_KEYWORD config_arg stmtend;
-status_arg : string; /*CURRENT_KEYWORD | OBSOLETE_KEYWORD | DEPRECATED_KEYWORD; */
+// string validated in YangModelBasicValidationListener.enterStatus_arg() as CURRENT_KEYWORD | OBSOLETE_KEYWORD | DEPRECATED_KEYWORD
+status_arg : string;
status_stmt : STATUS_KEYWORD status_arg stmtend;
+// string validated in ParserListenerUtils.parseBit()
position_stmt : POSITION_KEYWORD string stmtend;
+// string validated in ParserListenerUtils.parseBit()
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;
+// string validated in ParserListenerUtils.isRequireInstance() as TRUE_KEYWORD | FALSE_KEYWORD
+require_instance_arg :string;
require_instance_stmt : REQUIRE_INSTANCE_KEYWORD require_instance_arg stmtend;
+// string validated in ParserListenerUtils.parseLeafrefPath()
path_stmt : PATH_KEYWORD string stmtend;
leafref_specification : path_stmt;
+// string validated in ParserListenerUtils.createEnumPair()
enum_stmt : ENUM_KEYWORD string (SEMICOLON | (LEFT_BRACE (identifier_stmt |value_stmt | status_stmt | description_stmt | reference_stmt )* RIGHT_BRACE));
enum_specification : enum_stmt (identifier_stmt | enum_stmt )*;
+// string not validated
default_stmt : DEFAULT_KEYWORD string stmtend;
+// string validated in ParserListenerUtils.parsePatternConstraint()
pattern_stmt : PATTERN_KEYWORD string (SEMICOLON | (LEFT_BRACE (identifier_stmt |error_message_stmt | error_app_tag_stmt | description_stmt | reference_stmt )* RIGHT_BRACE));
+// string validated in ParserListenerUtils.parseLengthConstraints()
length_stmt : LENGTH_KEYWORD string (SEMICOLON | (LEFT_BRACE (identifier_stmt |error_message_stmt | error_app_tag_stmt | description_stmt | reference_stmt )* RIGHT_BRACE));
string_restrictions : (length_stmt | pattern_stmt )*;
+// string validated in ParserListenerUtils.parseFractionDigits()
fraction_digits_stmt : FRACTION_DIGITS_KEYWORD string stmtend;
decimal64_specification : (numerical_restrictions? (identifier_stmt)* fraction_digits_stmt | fraction_digits_stmt (identifier_stmt)* numerical_restrictions?);
+// string validated in ParserListenerUtils.parseRangeConstraints()
range_stmt : RANGE_KEYWORD string (SEMICOLON | (LEFT_BRACE (identifier_stmt |error_message_stmt | error_app_tag_stmt | description_stmt | reference_stmt )* RIGHT_BRACE));
numerical_restrictions : range_stmt ;
type_body_stmts : (identifier_stmt)* (numerical_restrictions | decimal64_specification | string_restrictions | enum_specification | leafref_specification | identityref_specification | instance_identifier_specification | bits_specification | union_specification) (identifier_stmt)*;
+// string validated in YangModelBasicValidationListener.enterType_stmt()
type_stmt : TYPE_KEYWORD string (SEMICOLON | (LEFT_BRACE type_body_stmts RIGHT_BRACE));
+// string validated in YangModelBasicValidationListener.enterTypedef_stmt()
typedef_stmt : TYPEDEF_KEYWORD string LEFT_BRACE (identifier_stmt | type_stmt | units_stmt | default_stmt | status_stmt | description_stmt | reference_stmt )+ RIGHT_BRACE;
+// string validated in YangModelBasicValidationListener.enterIf_feature_stmt()
if_feature_stmt : IF_FEATURE_KEYWORD string stmtend;
+// string validated in YangModelBasicValidationListener.enterFeature_stmt()
feature_stmt : FEATURE_KEYWORD string (SEMICOLON | (LEFT_BRACE (identifier_stmt | if_feature_stmt | status_stmt | description_stmt | reference_stmt )* RIGHT_BRACE));
+// string validated in YangModelBasicValidationListener.enterBase_stmt()
base_stmt : BASE_KEYWORD string stmtend;
+// string validated in YangModelBasicValidationListener.enterIdentity_stmt()
identity_stmt : IDENTITY_KEYWORD string (SEMICOLON | (LEFT_BRACE (identifier_stmt | base_stmt | status_stmt | description_stmt | reference_stmt )* RIGHT_BRACE));
-yin_element_arg : string; // TRUE_KEYWORD | FALSE_KEYWORD;
+// string validated in YangModelBasicValidationListener.enterYin_element_arg() as TRUE_KEYWORD | FALSE_KEYWORD
+yin_element_arg : string;
yin_element_stmt : YIN_ELEMENT_KEYWORD yin_element_arg stmtend;
-argument_stmt : ARGUMENT_KEYWORD string (SEMICOLON | (LEFT_BRACE (unknown_statement2)? (yin_element_stmt)? RIGHT_BRACE));
-extension_stmt : EXTENSION_KEYWORD string (SEMICOLON | (LEFT_BRACE (unknown_statement | argument_stmt | status_stmt | description_stmt | reference_stmt )* RIGHT_BRACE));
+
+// string validated in YangModelBasicValidationListener.enterArgument_stmt()
+argument_stmt : ARGUMENT_KEYWORD string (SEMICOLON | (LEFT_BRACE identifier_stmt* yin_element_stmt? identifier_stmt* RIGHT_BRACE));
+// string validated in YangModelBasicValidationListener.enterExtension_stmt()
+extension_stmt : EXTENSION_KEYWORD string (SEMICOLON | (LEFT_BRACE (argument_stmt | status_stmt | description_stmt | reference_stmt | unknown_statement)* RIGHT_BRACE));
+// string validated in YangModelBasicValidationListener.enterRevision_date_stmt()
revision_date_stmt : REVISION_DATE_KEYWORD string stmtend;
-revision_stmt : REVISION_KEYWORD string (SEMICOLON | (LEFT_BRACE (description_stmt )? (reference_stmt )? RIGHT_BRACE));
+// string validated in YangModelBasicValidationListener.enterRevision_stmt()
+revision_stmt : REVISION_KEYWORD string (SEMICOLON | (LEFT_BRACE stmtsep* (description_stmt )? (reference_stmt )? RIGHT_BRACE));
+// string not validated
units_stmt : UNITS_KEYWORD string stmtend;
+// string not validated
reference_stmt : REFERENCE_KEYWORD string stmtend;
+// string not validated
description_stmt : DESCRIPTION_KEYWORD string stmtend;
+// string not validated
contact_stmt : CONTACT_KEYWORD string stmtend;
+// string not validated
organization_stmt : ORGANIZATION_KEYWORD string stmtend;
-belongs_to_stmt : BELONGS_TO_KEYWORD string LEFT_BRACE prefix_stmt RIGHT_BRACE;
+// string validated in YangModelBasicValidationListener.enterBelongs_to_stmt()
+belongs_to_stmt : BELONGS_TO_KEYWORD string LEFT_BRACE stmtsep* prefix_stmt RIGHT_BRACE;
+// string validated in YangModelBasicValidationListener.enterPrefix_stmt()
prefix_stmt : PREFIX_KEYWORD string stmtend;
+// string validated in YangModelBasicValidationListener.enterNamespace_stmt()
namespace_stmt : NAMESPACE_KEYWORD string stmtend;
-include_stmt : INCLUDE_KEYWORD string (SEMICOLON | (LEFT_BRACE (revision_date_stmt )? RIGHT_BRACE));
-import_stmt : IMPORT_KEYWORD string LEFT_BRACE prefix_stmt (revision_date_stmt )? RIGHT_BRACE;
+// string validated in YangModelBasicValidationListener.enterInclude_stmt()
+include_stmt : INCLUDE_KEYWORD string (SEMICOLON | (LEFT_BRACE stmtsep* (revision_date_stmt )? RIGHT_BRACE));
+// string validated in YangModelBasicValidationListener.enterImport_stmt()
+import_stmt : IMPORT_KEYWORD string LEFT_BRACE stmtsep* prefix_stmt (revision_date_stmt )? RIGHT_BRACE;
+// string validated in YangModelBasicValidationListener.enterModule_header_stmts() and/or YangModelBasicValidationListener.enterSubmodule_header_stmts()
yang_version_stmt : YANG_VERSION_KEYWORD string stmtend;
data_def_stmt : container_stmt | leaf_stmt | leaf_list_stmt | list_stmt | choice_stmt | anyxml_stmt | uses_stmt;
body_stmts : (( identifier_stmt| extension_stmt | feature_stmt | identity_stmt | typedef_stmt | grouping_stmt | data_def_stmt | augment_stmt | rpc_stmt | notification_stmt | deviation_stmt) )*;
-revision_stmts : (revision_stmt )*;
-linkage_stmts : (import_stmt | include_stmt )*;
-meta_stmts : (organization_stmt | contact_stmt | description_stmt | reference_stmt )*;
-submodule_header_stmts : (yang_version_stmt | belongs_to_stmt)+ ;
-module_header_stmts : (yang_version_stmt | namespace_stmt | prefix_stmt)+ ;
-submodule_stmt : SUBMODULE_KEYWORD string LEFT_BRACE submodule_header_stmts linkage_stmts meta_stmts revision_stmts body_stmts RIGHT_BRACE;
-module_stmt : MODULE_KEYWORD string LEFT_BRACE module_header_stmts linkage_stmts meta_stmts revision_stmts body_stmts RIGHT_BRACE;
+revision_stmts : (revision_stmt | stmtsep)*;
+linkage_stmts : (import_stmt stmtsep* | include_stmt stmtsep*)*;
+meta_stmts : (organization_stmt stmtsep* | contact_stmt stmtsep* | description_stmt stmtsep* | reference_stmt stmtsep*)*;
+submodule_header_stmts : (yang_version_stmt stmtsep* | belongs_to_stmt stmtsep*)+ ;
+module_header_stmts : (yang_version_stmt stmtsep* | namespace_stmt stmtsep* | prefix_stmt stmtsep*)+ ;
+// string validated in YangModelBasicValidationListener.enterSubmodule_stmt()
+submodule_stmt : SUBMODULE_KEYWORD string LEFT_BRACE stmtsep* submodule_header_stmts linkage_stmts meta_stmts revision_stmts body_stmts RIGHT_BRACE;
+// string validated in YangModelBasicValidationListener.enterModule_stmt()
+module_stmt : MODULE_KEYWORD string LEFT_BRACE stmtsep* module_header_stmts linkage_stmts meta_stmts revision_stmts body_stmts RIGHT_BRACE;