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grammar.g4 new types fixes

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ProgramSnail 2023-08-12 14:44:05 +03:00
parent 8e0cea277e
commit c9bef5a02e
4 changed files with 195 additions and 106 deletions
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41
grammar.g4
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@ -3,6 +3,8 @@ grammar lang ;
// not always most recent grammar
// not checked
// TODO
source_file: (statement)+ EOF ;
statement: import
@ -21,7 +23,7 @@ constraint: '?' expression ;
function_definition: (definietion_info)? (ANNOTATION_INFO)* (constraint ';')*
('.')? (SIMPLE_NAME_IDENTIFIER | ('(' OPERATOR ')')) ('?' | '!')
(((ANNOTATION_IDENTIFIER)? (REFERENCE)? ARGUMENT_NAME_IDENTIFIER ('?' | '!')?)*)
(':' ((ANNOTATION_IDENTIFIER)? (REFERENCE)? type)+)?
(':' ((ANNOTATION_IDENTIFIER)? (REFERENCE)? scoped_type)+)?
(('=' ( /*prec 2*/ block | (super_expression ';'))) | ';')
;
@ -29,7 +31,7 @@ type_definition: (DEFINITION_INFO)? (ANNOTATION_INFO)* ('^')?
(SIMPLE_TYPE_IDENTIFIER | TYPECLASS_IDENTIFIER)
('[' (TYPECLASS_IDENTIFIER)+ ']')?
(ARGUMENT_TYPE_IDENTIFIER)*
('=' variant_type)?
('=' type)?
';'
;
@ -76,7 +78,7 @@ loop_control: 'break'
;
name_expression:
((type '.' SIMPLE_NAME_IDENTIFIER)
((scoped_type '.' SIMPLE_NAME_IDENTIFIER)
| (scoped_expression '.' SIMPLE_NAME_IDENTIFIER)
| name_identifier
| ('(' OPERATOR ')'))
@ -84,7 +86,7 @@ name_expression:
;
constructor: type (ANNOTATION_IDENTIFIER)? scoped_expression)+ ;
constructor: scoped_type (ANNOTATION_IDENTIFIER)? scoped_expression)+ ;
lambda: '\\' (ARGUMENT_NAME_IDENTIFIER)* '=>' expression ;
@ -121,13 +123,34 @@ not_name_scoped_expression: block
| '(' super_expression ')'
;
variant_type: ('|')? tuple_type ('|' tuple_type)* ;
variant_type: ('|')? annotated_type ('|' annotated_type)+ ;
tuple_type: ('&')? annotated_type ('&' _annotated_type)* ;
tuple_type: ('&')? annotated_type ('&' _annotated_type)+ ;
annotated_type: (ANNOTATION_IDENTIFIER)? type ;
annotated_type: (ANNOTATION_IDENTIFIER)? scoped_type ;
type: ('^')? type_identifier ('?')? ('[' (type)+ ']')? ;
array_type: '[[' type ']]' ;
reference_type: /* prec -1 */ '^' scoped_type ;
modified_type: scoped_type ('?' | '!') ;
simple_type: type_identifier ('[' (scoped_type)+ ']')? ;
type: simple_type
| reference_type
| modified_type
| array_type
| variant_type
| tuple_type
;
scoped_type: simple_type
| reference_type
| modified_type
| array_type
| '(' (variant_type | tuple_type) ')'
;
name_identifier: (ARGUMENT_NAME_IDENTIFIER | SIMPLE_NAME_IDENTIFIER) ;
type_identifier: (ARGUMENT_TYPE_IDENTIFIER | SIMPLE_TYPE_IDENTIFIER) ;
@ -152,7 +175,7 @@ EXTRA: EMPTY_LINES
EMPTY_LINES : ('\n')+ ;
LINE_COMMENT : '#!' [^\n]* -> skip ;
EXEC_COMMENT : '#!' [^\n]* -> skip ;
LINE_COMMENT : '//' [^\n]* -> skip ;
BLOCK_COMMENT : '\*' ([^*] |('\*' [^/]))* '*/' -> skip ;