3464 lines
123 KiB
Plaintext
3464 lines
123 KiB
Plaintext
%{
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package php8
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import (
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"strconv"
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"github.com/VKCOM/php-parser/pkg/ast"
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"github.com/VKCOM/php-parser/pkg/token"
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)
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%}
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%union{
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node ast.Vertex
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token *token.Token
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list []ast.Vertex
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}
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%token <token> T_INCLUDE
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%token <token> T_INCLUDE_ONCE
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%token <token> T_EXIT
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%token <token> T_IF
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%token <token> T_LNUMBER
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%token <token> T_DNUMBER
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%token <token> T_STRING
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%token <token> T_STRING_VARNAME
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%token <token> T_VARIABLE
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%token <token> T_NUM_STRING
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%token <token> T_INLINE_HTML
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%token <token> T_CHARACTER
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%token <token> T_BAD_CHARACTER
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%token <token> T_ENCAPSED_AND_WHITESPACE
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%token <token> T_CONSTANT_ENCAPSED_STRING
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%token <token> T_ECHO
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%token <token> T_DO
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%token <token> T_WHILE
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%token <token> T_ENDWHILE
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%token <token> T_FOR
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%token <token> T_ENDFOR
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%token <token> T_FOREACH
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%token <token> T_ENDFOREACH
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%token <token> T_DECLARE
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%token <token> T_ENDDECLARE
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%token <token> T_AS
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%token <token> T_SWITCH
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%token <token> T_ENDSWITCH
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%token <token> T_CASE
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%token <token> T_DEFAULT
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%token <token> T_BREAK
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%token <token> T_CONTINUE
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%token <token> T_GOTO
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%token <token> T_FUNCTION
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%token <token> T_FN
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%token <token> T_CONST
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%token <token> T_RETURN
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%token <token> T_TRY
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%token <token> T_CATCH
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%token <token> T_FINALLY
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%token <token> T_THROW
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%token <token> T_USE
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%token <token> T_INSTEADOF
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%token <token> T_GLOBAL
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%token <token> T_VAR
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%token <token> T_UNSET
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%token <token> T_ISSET
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%token <token> T_EMPTY
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%token <token> T_HALT_COMPILER
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%token <token> T_CLASS
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%token <token> T_TRAIT
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%token <token> T_INTERFACE
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%token <token> T_EXTENDS
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%token <token> T_IMPLEMENTS
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%token <token> T_OBJECT_OPERATOR
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%token <token> T_DOUBLE_ARROW
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%token <token> T_LIST
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%token <token> T_ARRAY
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%token <token> T_CALLABLE
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%token <token> T_CLASS_C
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%token <token> T_TRAIT_C
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%token <token> T_METHOD_C
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%token <token> T_FUNC_C
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%token <token> T_LINE
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%token <token> T_FILE
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%token <token> T_COMMENT
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%token <token> T_DOC_COMMENT
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%token <token> T_OPEN_TAG
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%token <token> T_OPEN_TAG_WITH_ECHO
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%token <token> T_CLOSE_TAG
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%token <token> T_WHITESPACE
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%token <token> T_START_HEREDOC
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%token <token> T_END_HEREDOC
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%token <token> T_DOLLAR_OPEN_CURLY_BRACES
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%token <token> T_CURLY_OPEN
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%token <token> T_PAAMAYIM_NEKUDOTAYIM
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%token <token> T_NAMESPACE
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%token <token> T_NS_C
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%token <token> T_DIR
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%token <token> T_NS_SEPARATOR
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%token <token> T_ELLIPSIS
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%token <token> T_EVAL
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%token <token> T_REQUIRE
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%token <token> T_REQUIRE_ONCE
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%token <token> T_LOGICAL_OR
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%token <token> T_LOGICAL_XOR
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%token <token> T_LOGICAL_AND
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%token <token> T_INSTANCEOF
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%token <token> T_NEW
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%token <token> T_CLONE
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%token <token> T_ELSEIF
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%token <token> T_ELSE
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%token <token> T_ENDIF
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%token <token> T_PRINT
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%token <token> T_YIELD
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%token <token> T_STATIC
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%token <token> T_ABSTRACT
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%token <token> T_FINAL
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%token <token> T_PRIVATE
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%token <token> T_PROTECTED
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%token <token> T_PUBLIC
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%token <token> T_INC
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%token <token> T_DEC
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%token <token> T_YIELD_FROM
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%token <token> T_INT_CAST
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%token <token> T_DOUBLE_CAST
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%token <token> T_STRING_CAST
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%token <token> T_ARRAY_CAST
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%token <token> T_OBJECT_CAST
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%token <token> T_BOOL_CAST
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%token <token> T_UNSET_CAST
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%token <token> T_COALESCE
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%token <token> T_SPACESHIP
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%token <token> T_NOELSE
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%token <token> T_PLUS_EQUAL
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%token <token> T_MINUS_EQUAL
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%token <token> T_MUL_EQUAL
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%token <token> T_POW_EQUAL
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%token <token> T_DIV_EQUAL
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%token <token> T_CONCAT_EQUAL
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%token <token> T_MOD_EQUAL
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%token <token> T_AND_EQUAL
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%token <token> T_OR_EQUAL
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%token <token> T_XOR_EQUAL
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%token <token> T_SL_EQUAL
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%token <token> T_SR_EQUAL
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%token <token> T_COALESCE_EQUAL
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%token <token> T_BOOLEAN_OR
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%token <token> T_BOOLEAN_AND
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%token <token> T_POW
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%token <token> T_SL
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%token <token> T_SR
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%token <token> T_IS_IDENTICAL
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%token <token> T_IS_NOT_IDENTICAL
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%token <token> T_IS_EQUAL
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%token <token> T_IS_NOT_EQUAL
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%token <token> T_IS_SMALLER_OR_EQUAL
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%token <token> T_IS_GREATER_OR_EQUAL
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%token <token> T_NULLSAFE_OBJECT_OPERATOR
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%token <token> T_MATCH
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%token <token> T_ATTRIBUTE
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%token <token> T_NAME_RELATIVE
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%token <token> T_NAME_QUALIFIED
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%token <token> T_NAME_FULLY_QUALIFIED
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%token <token> T_READONLY
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%token <token> T_ENUM
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%token <token> T_AMPERSAND_FOLLOWED_BY_VAR_OR_VARARG
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%token <token> T_AMPERSAND_NOT_FOLLOWED_BY_VAR_OR_VARARG
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%token <token> '"'
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%token <token> '`'
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%token <token> '{'
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%token <token> '}'
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%token <token> ';'
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%token <token> ':'
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%token <token> '('
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%token <token> ')'
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%token <token> '['
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%token <token> ']'
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%token <token> '?'
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%token <token> '&'
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%token <token> '-'
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%token <token> '+'
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%token <token> '!'
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%token <token> '~'
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%token <token> '@'
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%token <token> '$'
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%token <token> ','
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%token <token> '|'
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%token <token> '='
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%token <token> '^'
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%token <token> '*'
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%token <token> '/'
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%token <token> '%'
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%token <token> '<'
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%token <token> '>'
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%token <token> '.'
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%right T_THROW
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%left T_INCLUDE T_INCLUDE_ONCE T_EVAL T_REQUIRE T_REQUIRE_ONCE
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%left ','
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%left T_LOGICAL_OR
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%left T_LOGICAL_XOR
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%left T_LOGICAL_AND
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%right T_PRINT
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%right T_YIELD
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%right T_DOUBLE_ARROW
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%right T_YIELD_FROM
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%left '=' T_PLUS_EQUAL T_MINUS_EQUAL T_MUL_EQUAL T_DIV_EQUAL T_CONCAT_EQUAL T_MOD_EQUAL T_AND_EQUAL T_OR_EQUAL T_XOR_EQUAL T_SL_EQUAL T_SR_EQUAL T_POW_EQUAL T_COALESCE_EQUAL
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%left '?' ':'
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%right T_COALESCE
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%left T_BOOLEAN_OR
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%left T_BOOLEAN_AND
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%left '|'
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%left '^'
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%left T_AMPERSAND_FOLLOWED_BY_VAR_OR_VARARG T_AMPERSAND_NOT_FOLLOWED_BY_VAR_OR_VARARG
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%nonassoc T_IS_EQUAL T_IS_NOT_EQUAL T_IS_IDENTICAL T_IS_NOT_IDENTICAL T_SPACESHIP
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%nonassoc '<' T_IS_SMALLER_OR_EQUAL '>' T_IS_GREATER_OR_EQUAL
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%left '.'
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%left T_SL T_SR
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%left '+' '-'
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%left '*' '/' '%'
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%right '!'
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%nonassoc T_INSTANCEOF
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%right '~' T_INC T_DEC T_INT_CAST T_DOUBLE_CAST T_STRING_CAST T_ARRAY_CAST T_OBJECT_CAST T_BOOL_CAST T_UNSET_CAST '@'
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%right T_POW
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%right '['
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%nonassoc T_NEW T_CLONE
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%left T_NOELSE
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%left T_ELSEIF
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%left T_ELSE
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%left T_ENDIF
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%right T_STATIC T_ABSTRACT T_FINAL T_PRIVATE T_PROTECTED T_PUBLIC T_READONLY
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%type <token> optional_ref optional_arg_ref optional_ellipsis
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%type <token> reserved_non_modifiers
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%type <token> semi_reserved
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%type <token> identifier identifier_ex
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%type <token> plain_variable optional_plain_variable
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%type <token> optional_comma
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%type <token> case_separator
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%type <token> use_type
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%type <token> ampersand
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%type <node> top_statement name statement function_declaration_statement
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%type <node> class_declaration_statement trait_declaration_statement
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%type <node> interface_declaration_statement
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%type <node> const_decl inner_statement for_exprs non_empty_for_exprs
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%type <node> expr optional_expr parameter_list non_empty_parameter_list
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%type <node> declare_statement finally_statement unset_variable variable
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%type <node> parameter argument expr_without_variable global_var_list global_var
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%type <node> static_var_list static_var class_statement trait_adaptation trait_precedence trait_alias
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%type <node> absolute_trait_method_reference trait_method_reference property echo_expr
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%type <node> new_expr anonymous_class class_name class_name_or_var class_name_reference simple_variable
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%type <node> internal_functions_in_yacc non_empty_array_pair_list array_pair_list
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%type <node> exit_expr scalar lexical_var function_call member_name property_name
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%type <node> constant class_constant
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%type <node> dereferencable_scalar fully_dereferencable array_object_dereferencable
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%type <node> callable_expr callable_variable static_member new_variable
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%type <node> encaps_var encaps_var_offset echo_expr_list name_union name_list
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%type <node> if_stmt const_list non_empty_argument_list property_list
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%type <node> alt_if_stmt lexical_var_list non_empty_lexical_var_list isset_variables class_const_list
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%type <node> if_stmt_without_else
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%type <node> group_use_declaration inline_use_declaration
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%type <node> use_declaration unprefixed_use_declaration non_empty_unprefixed_use_declarations
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%type <node> unprefixed_use_declarations non_empty_inline_use_declarations inline_use_declarations use_declarations
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%type <node> class_const_decl
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%type <node> namespace_name namespace_declaration_name legacy_namespace_name
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%type <node> alt_if_stmt_without_else
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%type <node> array_pair possible_array_pair
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%type <node> isset_variable
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%type <node> type_expr type union_type optional_return_type
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%type <node> type_expr_without_static type_without_static union_type_without_static optional_type_without_static
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%type <node> intersection_type intersection_type_without_static
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%type <node> class_modifier
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%type <node> argument_list ctor_arguments
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%type <node> trait_adaptations
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%type <node> switch_case_list
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%type <node> method_body
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%type <node> foreach_statement for_statement while_statement
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%type <node> inline_function attributed_inline_function
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%type <node> unset_variables
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%type <node> extends_from
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%type <node> implements_list
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%type <node> interface_extends_list
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%type <node> lexical_vars
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%type <node> expr_list_allow_comma non_empty_expr_list
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%type <node> match match_arm match_arm_list non_empty_match_arm_list
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%type <node> catch_list catch
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%type <node> property_modifier
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%type <node> attribute_decl attribute_group attribute
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%type <node> enum_declaration_statement enum_case_expr enum_scalar_type
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%type <node> member_modifier
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%type <node> foreach_variable
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%type <list> encaps_list backticks_expr
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%type <list> case_list trait_adaptation_list
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%type <list> top_statement_list
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%type <list> inner_statement_list class_statement_list
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%type <list> method_modifiers variable_modifiers
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%type <list> optional_property_modifiers
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%type <list> non_empty_member_modifiers class_modifiers optional_class_modifiers
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%type <list> optional_attributes attributes
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%%
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/////////////////////////////////////////////////////////////////////////
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start:
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top_statement_list
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{
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yylex.(*Parser).currentToken.Value = nil
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yylex.(*Parser).rootNode = &ast.Root{
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Position: yylex.(*Parser).builder.Pos.NewNodeListPosition($1),
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Stmts: $1,
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EndTkn: yylex.(*Parser).currentToken,
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}
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}
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;
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reserved_non_modifiers:
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T_INCLUDE {$$=$1} | T_INCLUDE_ONCE {$$=$1} | T_EVAL {$$=$1} | T_REQUIRE {$$=$1} | T_REQUIRE_ONCE {$$=$1} | T_LOGICAL_OR {$$=$1} | T_LOGICAL_XOR {$$=$1} | T_LOGICAL_AND {$$=$1}
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| T_INSTANCEOF {$$=$1} | T_NEW {$$=$1} | T_CLONE {$$=$1} | T_EXIT {$$=$1} | T_IF {$$=$1} | T_ELSEIF {$$=$1} | T_ELSE {$$=$1} | T_ENDIF {$$=$1} | T_ECHO {$$=$1} | T_DO {$$=$1} | T_WHILE {$$=$1} | T_ENDWHILE {$$=$1}
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| T_FOR {$$=$1} | T_ENDFOR {$$=$1} | T_FOREACH {$$=$1} | T_ENDFOREACH {$$=$1} | T_DECLARE {$$=$1} | T_ENDDECLARE {$$=$1} | T_AS {$$=$1} | T_TRY {$$=$1} | T_CATCH {$$=$1} | T_FINALLY {$$=$1}
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| T_THROW {$$=$1} | T_USE {$$=$1} | T_INSTEADOF {$$=$1} | T_GLOBAL {$$=$1} | T_VAR {$$=$1} | T_UNSET {$$=$1} | T_ISSET {$$=$1} | T_EMPTY {$$=$1} | T_CONTINUE {$$=$1} | T_GOTO {$$=$1}
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| T_FUNCTION {$$=$1} | T_CONST {$$=$1} | T_RETURN {$$=$1} | T_PRINT {$$=$1} | T_YIELD {$$=$1} | T_LIST {$$=$1} | T_SWITCH {$$=$1} | T_ENDSWITCH {$$=$1} | T_CASE {$$=$1} | T_DEFAULT {$$=$1} | T_BREAK {$$=$1}
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| T_ARRAY {$$=$1} | T_CALLABLE {$$=$1} | T_EXTENDS {$$=$1} | T_IMPLEMENTS {$$=$1} | T_NAMESPACE {$$=$1} | T_TRAIT {$$=$1} | T_INTERFACE {$$=$1} | T_CLASS {$$=$1}
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| T_CLASS_C {$$=$1} | T_TRAIT_C {$$=$1} | T_FUNC_C {$$=$1} | T_METHOD_C {$$=$1} | T_LINE {$$=$1} | T_FILE {$$=$1} | T_DIR {$$=$1} | T_NS_C {$$=$1} | T_FN {$$=$1} | T_MATCH {$$=$1} | T_ENUM {$$=$1}
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;
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semi_reserved:
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reserved_non_modifiers
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{
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$$ = $1
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}
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| T_STATIC {$$=$1} | T_ABSTRACT {$$=$1} | T_FINAL {$$=$1} | T_PRIVATE {$$=$1}
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| T_PROTECTED {$$=$1} | T_PUBLIC {$$=$1} | T_READONLY {$$=$1}
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;
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ampersand:
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T_AMPERSAND_FOLLOWED_BY_VAR_OR_VARARG { $$ = $1 }
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| T_AMPERSAND_NOT_FOLLOWED_BY_VAR_OR_VARARG { $$ = $1 }
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;
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identifier:
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T_STRING { $$ = $1 }
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;
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identifier_ex:
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identifier { $$ = $1 }
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| semi_reserved { $$ = $1 }
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;
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optional_comma:
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/* empty */ { $$ = nil }
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| ',' { $$ = $1 }
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;
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optional_plain_variable:
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/* empty */ { $$ = nil }
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| plain_variable { $$ = $1 }
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;
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plain_variable:
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T_VARIABLE { $$ = $1 }
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;
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top_statement_list:
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top_statement_list top_statement {
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if $2 != nil {
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$$ = append($1, $2)
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}
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}
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| /* empty */ { $$ = []ast.Vertex{} }
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;
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namespace_declaration_name:
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T_STRING { $$ = yylex.(*Parser).builder.NewName($1) }
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| semi_reserved { $$ = yylex.(*Parser).builder.NewName($1) }
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| T_NAME_QUALIFIED { $$ = yylex.(*Parser).builder.NewNameQualified($1) }
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;
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namespace_name:
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T_STRING { $$ = yylex.(*Parser).builder.NewName($1) }
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| T_NAME_QUALIFIED { $$ = yylex.(*Parser).builder.NewNameQualified($1) }
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;
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legacy_namespace_name:
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namespace_name { $$ = $1 }
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| T_NAME_FULLY_QUALIFIED { $$ = yylex.(*Parser).builder.NewNameFullyQualified($1) }
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;
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name:
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T_STRING { $$ = yylex.(*Parser).builder.NewName($1) }
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| T_NAME_QUALIFIED { $$ = yylex.(*Parser).builder.NewNameQualified($1) }
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| T_NAME_FULLY_QUALIFIED { $$ = yylex.(*Parser).builder.NewNameFullyQualified($1) }
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| T_NAME_RELATIVE { $$ = yylex.(*Parser).builder.NewNameRelative($1) }
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;
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attribute_decl:
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class_name { $$ = yylex.(*Parser).builder.NewAttribute($1, nil) }
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| class_name argument_list { $$ = yylex.(*Parser).builder.NewAttribute($1, $2) }
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;
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attribute_group:
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attribute_decl { $$ = yylex.(*Parser).builder.NewSeparatedList($1) }
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| attribute_group ',' attribute_decl { $$ = yylex.(*Parser).builder.AppendToSeparatedList($1, $2, $3) }
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;
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attribute:
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T_ATTRIBUTE attribute_group optional_comma ']'
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{ $$ = yylex.(*Parser).builder.NewAttributeGroup($1, $2, $3, $4) }
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;
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attributes:
|
|
attribute { $$ = []ast.Vertex{$1} }
|
|
| attributes attribute { $$ = append($1, $2) }
|
|
;
|
|
|
|
optional_attributes:
|
|
/* empty */ { $$ = nil }
|
|
| attributes { $$ = $1 }
|
|
;
|
|
|
|
top_statement:
|
|
error { $$ = nil }
|
|
| statement { $$ = $1 }
|
|
| function_declaration_statement { $$ = $1 }
|
|
| class_declaration_statement { $$ = $1 }
|
|
| trait_declaration_statement { $$ = $1 }
|
|
| interface_declaration_statement { $$ = $1 }
|
|
| enum_declaration_statement { $$ = $1 }
|
|
| T_HALT_COMPILER '(' ')' ';'
|
|
{
|
|
$$ = &ast.StmtHaltCompiler{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokensPosition($1, $4),
|
|
HaltCompilerTkn: $1,
|
|
OpenParenthesisTkn: $2,
|
|
CloseParenthesisTkn: $3,
|
|
SemiColonTkn: $4,
|
|
}
|
|
}
|
|
| T_NAMESPACE namespace_declaration_name ';'
|
|
{ $$ = yylex.(*Parser).builder.NewNamespace($1, $2, nil, nil, nil, $3) }
|
|
| T_NAMESPACE namespace_declaration_name '{' top_statement_list '}'
|
|
{ $$ = yylex.(*Parser).builder.NewNamespace($1, $2, $3, $4, $5, nil) }
|
|
| T_NAMESPACE '{' top_statement_list '}'
|
|
{ $$ = yylex.(*Parser).builder.NewNamespace($1, nil, $2, $3, $4, nil) }
|
|
|
|
| T_USE use_declarations ';'
|
|
{ $$ = yylex.(*Parser).builder.NewUseList($1, nil, $2, $3) }
|
|
| T_USE use_type use_declarations ';'
|
|
{ $$ = yylex.(*Parser).builder.NewUseList($1, $2, $3, $4) }
|
|
| group_use_declaration
|
|
{ $$ = $1 }
|
|
|
|
| T_CONST const_list ';'
|
|
{
|
|
$$ = &ast.StmtConstList{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokensPosition($1, $3),
|
|
ConstTkn: $1,
|
|
Consts: $2.(*ParserSeparatedList).Items,
|
|
SeparatorTkns: $2.(*ParserSeparatedList).SeparatorTkns,
|
|
SemiColonTkn: $3,
|
|
}
|
|
}
|
|
;
|
|
|
|
use_type:
|
|
T_FUNCTION { $$ = $1 }
|
|
| T_CONST { $$ = $1 }
|
|
;
|
|
|
|
group_use_declaration:
|
|
T_USE use_type legacy_namespace_name T_NS_SEPARATOR '{' unprefixed_use_declarations '}' ';'
|
|
{ $$ = yylex.(*Parser).builder.NewGroupUseList($1, $2, $3, $4, $5, $6, $7, $8) }
|
|
| T_USE legacy_namespace_name T_NS_SEPARATOR '{' inline_use_declarations '}' ';'
|
|
{ $$ = yylex.(*Parser).builder.NewGroupUseList($1, nil, $2, $3, $4, $5, $6, $7) }
|
|
;
|
|
|
|
inline_use_declarations:
|
|
non_empty_inline_use_declarations optional_comma
|
|
{ $$ = yylex.(*Parser).builder.AppendToSeparatedList($1, $2, nil) }
|
|
;
|
|
|
|
non_empty_inline_use_declarations:
|
|
non_empty_inline_use_declarations ',' inline_use_declaration
|
|
{ $$ = yylex.(*Parser).builder.AppendToSeparatedList($1, $2, $3) }
|
|
| inline_use_declaration
|
|
{ $$ = yylex.(*Parser).builder.NewSeparatedList($1) }
|
|
;
|
|
|
|
unprefixed_use_declarations:
|
|
non_empty_unprefixed_use_declarations optional_comma
|
|
{ $$ = yylex.(*Parser).builder.AppendToSeparatedList($1, $2, nil) }
|
|
;
|
|
|
|
non_empty_unprefixed_use_declarations:
|
|
non_empty_unprefixed_use_declarations ',' unprefixed_use_declaration
|
|
{ $$ = yylex.(*Parser).builder.AppendToSeparatedList($1, $2, $3) }
|
|
| unprefixed_use_declaration
|
|
{ $$ = yylex.(*Parser).builder.NewSeparatedList($1) }
|
|
;
|
|
|
|
use_declarations:
|
|
use_declarations ',' use_declaration { $$ = yylex.(*Parser).builder.AppendToSeparatedList($1, $2, $3) }
|
|
| use_declaration { $$ = yylex.(*Parser).builder.NewSeparatedList($1) }
|
|
;
|
|
|
|
inline_use_declaration:
|
|
unprefixed_use_declaration { $$ = $1 }
|
|
| use_type unprefixed_use_declaration {
|
|
decl := $2.(*ast.StmtUse)
|
|
decl.Type = yylex.(*Parser).builder.NewIdentifier($1)
|
|
decl.Position = yylex.(*Parser).builder.Pos.NewTokenNodePosition($1, $2)
|
|
$$ = $2
|
|
}
|
|
;
|
|
|
|
unprefixed_use_declaration:
|
|
namespace_name { $$ = yylex.(*Parser).builder.NewUse(nil, $1, nil, nil) }
|
|
| namespace_name T_AS identifier { $$ = yylex.(*Parser).builder.NewUse(nil, $1, $2, $3)}
|
|
;
|
|
|
|
use_declaration:
|
|
legacy_namespace_name { $$ = yylex.(*Parser).builder.NewUse(nil, $1, nil, nil) }
|
|
| legacy_namespace_name T_AS identifier { $$ = yylex.(*Parser).builder.NewUse(nil, $1, $2, $3)}
|
|
;
|
|
|
|
const_list:
|
|
const_list ',' const_decl { $$ = yylex.(*Parser).builder.AppendToSeparatedList($1, $2, $3) }
|
|
| const_decl { $$ = yylex.(*Parser).builder.NewSeparatedList($1)}
|
|
;
|
|
|
|
inner_statement_list:
|
|
inner_statement_list inner_statement {
|
|
if $2 != nil {
|
|
$$ = append($1, $2)
|
|
}
|
|
}
|
|
| /* empty */ { $$ = []ast.Vertex{} }
|
|
;
|
|
|
|
inner_statement:
|
|
error { $$ = nil }
|
|
| statement { $$ = $1 }
|
|
| function_declaration_statement { $$ = $1 }
|
|
| class_declaration_statement { $$ = $1 }
|
|
| trait_declaration_statement { $$ = $1 }
|
|
| interface_declaration_statement { $$ = $1 }
|
|
| enum_declaration_statement { $$ = $1 }
|
|
| T_HALT_COMPILER '(' ')' ';'
|
|
{
|
|
$$ = &ast.StmtHaltCompiler{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokensPosition($1, $4),
|
|
HaltCompilerTkn: $1,
|
|
OpenParenthesisTkn: $2,
|
|
CloseParenthesisTkn: $3,
|
|
SemiColonTkn: $4,
|
|
}
|
|
}
|
|
|
|
statement:
|
|
'{' inner_statement_list '}'
|
|
{
|
|
$$ = &ast.StmtStmtList{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokensPosition($1, $3),
|
|
OpenCurlyBracketTkn: $1,
|
|
Stmts: $2,
|
|
CloseCurlyBracketTkn: $3,
|
|
}
|
|
}
|
|
| if_stmt
|
|
{
|
|
$$ = $1
|
|
}
|
|
| alt_if_stmt
|
|
{
|
|
$$ = $1
|
|
}
|
|
| T_WHILE '(' expr ')' while_statement
|
|
{
|
|
$5.(*ast.StmtWhile).WhileTkn = $1
|
|
$5.(*ast.StmtWhile).OpenParenthesisTkn = $2
|
|
$5.(*ast.StmtWhile).Cond = $3
|
|
$5.(*ast.StmtWhile).CloseParenthesisTkn = $4
|
|
$5.(*ast.StmtWhile).Position = yylex.(*Parser).builder.Pos.NewTokenNodePosition($1, $5)
|
|
|
|
$$ = $5
|
|
}
|
|
| T_DO statement T_WHILE '(' expr ')' ';'
|
|
{
|
|
$$ = &ast.StmtDo{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokensPosition($1, $7),
|
|
DoTkn: $1,
|
|
Stmt: $2,
|
|
WhileTkn: $3,
|
|
OpenParenthesisTkn: $4,
|
|
Cond: $5,
|
|
CloseParenthesisTkn: $6,
|
|
SemiColonTkn: $7,
|
|
}
|
|
}
|
|
| T_FOR '(' for_exprs ';' for_exprs ';' for_exprs ')' for_statement
|
|
{
|
|
$9.(*ast.StmtFor).ForTkn = $1
|
|
$9.(*ast.StmtFor).OpenParenthesisTkn = $2
|
|
$9.(*ast.StmtFor).Init = $3.(*ParserSeparatedList).Items
|
|
$9.(*ast.StmtFor).InitSeparatorTkns = $3.(*ParserSeparatedList).SeparatorTkns
|
|
$9.(*ast.StmtFor).InitSemiColonTkn = $4
|
|
$9.(*ast.StmtFor).Cond = $5.(*ParserSeparatedList).Items
|
|
$9.(*ast.StmtFor).CondSeparatorTkns = $5.(*ParserSeparatedList).SeparatorTkns
|
|
$9.(*ast.StmtFor).CondSemiColonTkn = $6
|
|
$9.(*ast.StmtFor).Loop = $7.(*ParserSeparatedList).Items
|
|
$9.(*ast.StmtFor).LoopSeparatorTkns = $7.(*ParserSeparatedList).SeparatorTkns
|
|
$9.(*ast.StmtFor).CloseParenthesisTkn = $8
|
|
$9.(*ast.StmtFor).Position = yylex.(*Parser).builder.Pos.NewTokenNodePosition($1, $9)
|
|
|
|
$$ = $9
|
|
}
|
|
| T_SWITCH '(' expr ')' switch_case_list
|
|
{
|
|
$5.(*ast.StmtSwitch).SwitchTkn = $1
|
|
$5.(*ast.StmtSwitch).OpenParenthesisTkn = $2
|
|
$5.(*ast.StmtSwitch).Cond = $3
|
|
$5.(*ast.StmtSwitch).CloseParenthesisTkn = $4
|
|
$5.(*ast.StmtSwitch).Position = yylex.(*Parser).builder.Pos.NewTokenNodePosition($1, $5)
|
|
|
|
$$ = $5
|
|
}
|
|
| T_BREAK optional_expr ';'
|
|
{
|
|
$$ = &ast.StmtBreak{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokensPosition($1, $3),
|
|
BreakTkn: $1,
|
|
Expr: $2,
|
|
SemiColonTkn: $3,
|
|
}
|
|
}
|
|
| T_CONTINUE optional_expr ';'
|
|
{
|
|
$$ = &ast.StmtContinue{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokensPosition($1, $3),
|
|
ContinueTkn: $1,
|
|
Expr: $2,
|
|
SemiColonTkn: $3,
|
|
}
|
|
}
|
|
| T_RETURN optional_expr ';'
|
|
{
|
|
$$ = &ast.StmtReturn{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokensPosition($1, $3),
|
|
ReturnTkn: $1,
|
|
Expr: $2,
|
|
SemiColonTkn: $3,
|
|
}
|
|
}
|
|
| T_GLOBAL global_var_list ';'
|
|
{
|
|
$2.(*ast.StmtGlobal).GlobalTkn = $1
|
|
$2.(*ast.StmtGlobal).SemiColonTkn = $3
|
|
$2.(*ast.StmtGlobal).Position = yylex.(*Parser).builder.Pos.NewTokensPosition($1, $3)
|
|
|
|
$$ = $2
|
|
}
|
|
| T_STATIC static_var_list ';'
|
|
{
|
|
$2.(*ast.StmtStatic).StaticTkn = $1
|
|
$2.(*ast.StmtStatic).SemiColonTkn = $3
|
|
$2.(*ast.StmtStatic).Position = yylex.(*Parser).builder.Pos.NewTokensPosition($1, $3)
|
|
|
|
$$ = $2
|
|
}
|
|
| T_ECHO echo_expr_list ';'
|
|
{
|
|
$2.(*ast.StmtEcho).EchoTkn = $1
|
|
$2.(*ast.StmtEcho).SemiColonTkn = $3
|
|
$2.(*ast.StmtEcho).Position = yylex.(*Parser).builder.Pos.NewTokensPosition($1, $3)
|
|
|
|
$$ = $2
|
|
}
|
|
| T_INLINE_HTML
|
|
{
|
|
$$ = &ast.StmtInlineHtml{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenPosition($1),
|
|
InlineHtmlTkn: $1,
|
|
Value: $1.Value,
|
|
}
|
|
}
|
|
| expr ';'
|
|
{
|
|
$$ = yylex.(*Parser).builder.NewExpressionStmt($1, $2)
|
|
}
|
|
| T_UNSET '(' unset_variables optional_comma ')' ';'
|
|
{
|
|
$3.(*ast.StmtUnset).UnsetTkn = $1
|
|
$3.(*ast.StmtUnset).OpenParenthesisTkn = $2
|
|
if $4 != nil {
|
|
$3.(*ast.StmtUnset).SeparatorTkns = append($3.(*ast.StmtUnset).SeparatorTkns, $4)
|
|
}
|
|
$3.(*ast.StmtUnset).CloseParenthesisTkn = $5
|
|
$3.(*ast.StmtUnset).SemiColonTkn = $6
|
|
$3.(*ast.StmtUnset).Position = yylex.(*Parser).builder.Pos.NewTokensPosition($1, $6)
|
|
|
|
$$ = $3
|
|
}
|
|
| T_FOREACH '(' expr T_AS foreach_variable ')' foreach_statement
|
|
{
|
|
foreach := $7.(*ast.StmtForeach)
|
|
|
|
foreach.Position = yylex.(*Parser).builder.Pos.NewTokenNodePosition($1, $7)
|
|
foreach.ForeachTkn = $1
|
|
foreach.OpenParenthesisTkn = $2
|
|
foreach.Expr = $3
|
|
foreach.AsTkn = $4
|
|
foreach.Var = $5
|
|
foreach.CloseParenthesisTkn = $6
|
|
|
|
if val, ok := $5.(*ast.StmtForeach); ok {
|
|
foreach.AmpersandTkn = val.AmpersandTkn
|
|
foreach.Var = val.Var
|
|
}
|
|
|
|
$$ = foreach
|
|
}
|
|
| T_FOREACH '(' expr T_AS variable T_DOUBLE_ARROW foreach_variable ')' foreach_statement
|
|
{
|
|
foreach := $9.(*ast.StmtForeach)
|
|
|
|
foreach.Position = yylex.(*Parser).builder.Pos.NewTokenNodePosition($1, $9)
|
|
foreach.ForeachTkn = $1
|
|
foreach.OpenParenthesisTkn = $2
|
|
foreach.Expr = $3
|
|
foreach.AsTkn = $4
|
|
foreach.Key = $5
|
|
foreach.DoubleArrowTkn = $6
|
|
foreach.Var = $7
|
|
foreach.CloseParenthesisTkn = $8
|
|
|
|
if val, ok := $7.(*ast.StmtForeach); ok {
|
|
foreach.AmpersandTkn = val.AmpersandTkn
|
|
foreach.Var = val.Var
|
|
}
|
|
|
|
$$ = foreach
|
|
}
|
|
| T_DECLARE '(' const_list ')' declare_statement
|
|
{
|
|
$5.(*ast.StmtDeclare).DeclareTkn = $1
|
|
$5.(*ast.StmtDeclare).OpenParenthesisTkn = $2
|
|
$5.(*ast.StmtDeclare).Consts = $3.(*ParserSeparatedList).Items
|
|
$5.(*ast.StmtDeclare).SeparatorTkns = $3.(*ParserSeparatedList).SeparatorTkns
|
|
$5.(*ast.StmtDeclare).CloseParenthesisTkn = $4
|
|
$5.(*ast.StmtDeclare).Position = yylex.(*Parser).builder.Pos.NewTokenNodePosition($1, $5)
|
|
|
|
$$ = $5
|
|
}
|
|
| ';'
|
|
{
|
|
$$ = &ast.StmtNop{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenPosition($1),
|
|
SemiColonTkn: $1,
|
|
}
|
|
}
|
|
| T_TRY '{' inner_statement_list '}' catch_list finally_statement
|
|
{
|
|
$$ = yylex.(*Parser).builder.NewTry($1, $2, $3, $4, $5, $6)
|
|
}
|
|
| T_GOTO identifier ';'
|
|
{
|
|
$$ = &ast.StmtGoto{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokensPosition($1, $3),
|
|
GotoTkn: $1,
|
|
Label: &ast.Identifier{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenPosition($2),
|
|
IdentifierTkn: $2,
|
|
Value: $2.Value,
|
|
},
|
|
SemiColonTkn: $3,
|
|
}
|
|
}
|
|
| identifier ':'
|
|
{
|
|
$$ = &ast.StmtLabel{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokensPosition($1, $2),
|
|
Name: &ast.Identifier{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenPosition($1),
|
|
IdentifierTkn: $1,
|
|
Value: $1.Value,
|
|
},
|
|
ColonTkn: $2,
|
|
}
|
|
}
|
|
|
|
catch_list:
|
|
/* empty */ { $$ = yylex.(*Parser).builder.NewEmptySeparatedList() }
|
|
| catch_list catch { $$ = yylex.(*Parser).builder.AppendToSeparatedList($1, nil, $2) }
|
|
;
|
|
|
|
catch:
|
|
T_CATCH '(' name_union optional_plain_variable ')' '{' inner_statement_list '}'
|
|
{ $$ = yylex.(*Parser).builder.NewCatch($1, $2, $3, $4, $5, $6, $7, $8) }
|
|
;
|
|
|
|
name_union:
|
|
name { $$ = yylex.(*Parser).builder.NewSeparatedList($1) }
|
|
| name_union '|' name { $$ = yylex.(*Parser).builder.AppendToSeparatedList($1, $2, $3) }
|
|
;
|
|
|
|
finally_statement:
|
|
/* empty */
|
|
{
|
|
$$ = nil
|
|
}
|
|
| T_FINALLY '{' inner_statement_list '}'
|
|
{
|
|
$$ = &ast.StmtFinally{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokensPosition($1, $4),
|
|
FinallyTkn: $1,
|
|
OpenCurlyBracketTkn: $2,
|
|
Stmts: $3,
|
|
CloseCurlyBracketTkn: $4,
|
|
}
|
|
}
|
|
;
|
|
|
|
unset_variables:
|
|
unset_variable
|
|
{
|
|
$$ = &ast.StmtUnset{
|
|
Vars: []ast.Vertex{$1},
|
|
}
|
|
}
|
|
| unset_variables ',' unset_variable
|
|
{
|
|
$1.(*ast.StmtUnset).Vars = append($1.(*ast.StmtUnset).Vars, $3)
|
|
$1.(*ast.StmtUnset).SeparatorTkns = append($1.(*ast.StmtUnset).SeparatorTkns, $2)
|
|
|
|
$$ = $1
|
|
}
|
|
;
|
|
|
|
unset_variable:
|
|
variable { $$ = $1 }
|
|
;
|
|
|
|
function_declaration_statement:
|
|
T_FUNCTION optional_ref identifier '(' parameter_list ')' optional_return_type '{' inner_statement_list '}'
|
|
{ $$ = yylex.(*Parser).builder.NewFunction(nil, $1, $2, $3, $4, $5, $6, $7, $8, $9, $10) }
|
|
| attributes
|
|
T_FUNCTION optional_ref identifier '(' parameter_list ')' optional_return_type '{' inner_statement_list '}'
|
|
{ $$ = yylex.(*Parser).builder.NewFunction($1, $2, $3, $4, $5, $6, $7, $8, $9, $10, $11) }
|
|
;
|
|
|
|
optional_ref:
|
|
/* empty */ { $$ = nil }
|
|
| ampersand { $$ = $1 }
|
|
;
|
|
|
|
optional_arg_ref:
|
|
/* empty */ { $$ = nil }
|
|
| T_AMPERSAND_FOLLOWED_BY_VAR_OR_VARARG { $$ = $1 }
|
|
;
|
|
|
|
optional_ellipsis:
|
|
/* empty */ { $$ = nil }
|
|
| T_ELLIPSIS { $$ = $1 }
|
|
;
|
|
|
|
optional_class_modifiers:
|
|
/* empty */ { $$ = nil }
|
|
| class_modifiers { $$ = $1 }
|
|
;
|
|
|
|
class_modifiers:
|
|
class_modifier { $$ = []ast.Vertex{$1} }
|
|
| class_modifiers class_modifier { $$ = append($1, $2) }
|
|
;
|
|
|
|
class_modifier:
|
|
T_ABSTRACT { $$ = yylex.(*Parser).builder.NewIdentifier($1) }
|
|
| T_FINAL { $$ = yylex.(*Parser).builder.NewIdentifier($1) }
|
|
| T_READONLY { $$ = yylex.(*Parser).builder.NewIdentifier($1) }
|
|
;
|
|
|
|
class_declaration_statement:
|
|
optional_attributes optional_class_modifiers
|
|
T_CLASS identifier extends_from implements_list '{' class_statement_list '}'
|
|
{ $$ = yylex.(*Parser).builder.NewClass($1, $2, $3, $4, $5, $6, $7, $8, $9) }
|
|
;
|
|
|
|
trait_declaration_statement:
|
|
optional_attributes
|
|
T_TRAIT identifier '{' class_statement_list '}'
|
|
{ $$ = yylex.(*Parser).builder.NewTrait($1, $2, $3, $4, $5, $6) }
|
|
;
|
|
|
|
interface_declaration_statement:
|
|
optional_attributes
|
|
T_INTERFACE identifier interface_extends_list '{' class_statement_list '}'
|
|
{ $$ = yylex.(*Parser).builder.NewInterface($1, $2, $3, $4, $5, $6, $7) }
|
|
;
|
|
|
|
enum_declaration_statement:
|
|
optional_attributes
|
|
T_ENUM identifier enum_scalar_type implements_list '{' class_statement_list '}'
|
|
{ $$ = yylex.(*Parser).builder.NewEnum($1, $2, $3, $4, $5, $6, $7, $8) }
|
|
;
|
|
|
|
enum_scalar_type:
|
|
/* empty */ { $$ = nil }
|
|
| ':' type { $$ = yylex.(*Parser).builder.NewEnumType($1, $2) }
|
|
|
|
enum_case_expr:
|
|
/* empty */ { $$ = nil }
|
|
| '=' expr { $$ = yylex.(*Parser).builder.NewEnumExpr($1, $2) }
|
|
|
|
extends_from:
|
|
/* empty */
|
|
{
|
|
$$ = nil
|
|
}
|
|
| T_EXTENDS name
|
|
{
|
|
$$ = &ast.StmtClass{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenNodePosition($1, $2),
|
|
ExtendsTkn: $1,
|
|
Extends: $2,
|
|
}
|
|
}
|
|
;
|
|
|
|
interface_extends_list:
|
|
/* empty */
|
|
{
|
|
$$ = nil
|
|
}
|
|
| T_EXTENDS name_list
|
|
{
|
|
$$ = &ast.StmtInterface{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenNodeListPosition($1, $2.(*ParserSeparatedList).Items),
|
|
ExtendsTkn: $1,
|
|
Extends: $2.(*ParserSeparatedList).Items,
|
|
ExtendsSeparatorTkns: $2.(*ParserSeparatedList).SeparatorTkns,
|
|
};
|
|
}
|
|
;
|
|
|
|
implements_list:
|
|
/* empty */
|
|
{
|
|
$$ = nil
|
|
}
|
|
| T_IMPLEMENTS name_list
|
|
{
|
|
$$ = &ast.StmtClass{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenNodeListPosition($1, $2.(*ParserSeparatedList).Items),
|
|
ImplementsTkn: $1,
|
|
Implements: $2.(*ParserSeparatedList).Items,
|
|
ImplementsSeparatorTkns: $2.(*ParserSeparatedList).SeparatorTkns,
|
|
};
|
|
}
|
|
;
|
|
|
|
foreach_variable:
|
|
variable
|
|
{
|
|
$$ = $1
|
|
}
|
|
| ampersand variable
|
|
{
|
|
$$ = &ast.StmtForeach{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenNodePosition($1, $2),
|
|
AmpersandTkn: $1,
|
|
Var: $2,
|
|
}
|
|
}
|
|
| T_LIST '(' array_pair_list ')'
|
|
{
|
|
$$ = &ast.ExprList{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokensPosition($1, $4),
|
|
ListTkn: $1,
|
|
OpenBracketTkn: $2,
|
|
Items: $3.(*ParserSeparatedList).Items,
|
|
SeparatorTkns: $3.(*ParserSeparatedList).SeparatorTkns,
|
|
CloseBracketTkn: $4,
|
|
}
|
|
}
|
|
| '[' array_pair_list ']'
|
|
{
|
|
$$ = &ast.ExprList{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokensPosition($1, $3),
|
|
OpenBracketTkn: $1,
|
|
Items: $2.(*ParserSeparatedList).Items,
|
|
SeparatorTkns: $2.(*ParserSeparatedList).SeparatorTkns,
|
|
CloseBracketTkn: $3,
|
|
}
|
|
}
|
|
;
|
|
|
|
for_statement:
|
|
statement
|
|
{
|
|
$$ = &ast.StmtFor{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodePosition($1),
|
|
Stmt: $1,
|
|
}
|
|
}
|
|
| ':' inner_statement_list T_ENDFOR ';'
|
|
{
|
|
$$ = &ast.StmtFor{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokensPosition($1, $4),
|
|
ColonTkn: $1,
|
|
Stmt: &ast.StmtStmtList{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodeListPosition($2),
|
|
Stmts: $2,
|
|
},
|
|
EndForTkn: $3,
|
|
SemiColonTkn: $4,
|
|
}
|
|
}
|
|
;
|
|
|
|
foreach_statement:
|
|
statement
|
|
{
|
|
$$ = &ast.StmtForeach{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodePosition($1),
|
|
Stmt: $1,
|
|
}
|
|
}
|
|
| ':' inner_statement_list T_ENDFOREACH ';'
|
|
{
|
|
$$ = &ast.StmtForeach{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokensPosition($1, $4),
|
|
ColonTkn: $1,
|
|
Stmt: &ast.StmtStmtList{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodeListPosition($2),
|
|
Stmts: $2,
|
|
},
|
|
EndForeachTkn: $3,
|
|
SemiColonTkn: $4,
|
|
}
|
|
}
|
|
;
|
|
|
|
declare_statement:
|
|
statement
|
|
{
|
|
$$ = &ast.StmtDeclare{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodePosition($1),
|
|
Stmt: $1,
|
|
}
|
|
}
|
|
| ':' inner_statement_list T_ENDDECLARE ';'
|
|
{
|
|
$$ = &ast.StmtDeclare{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokensPosition($1, $4),
|
|
ColonTkn: $1,
|
|
Stmt: &ast.StmtStmtList{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodeListPosition($2),
|
|
Stmts: $2,
|
|
},
|
|
EndDeclareTkn: $3,
|
|
SemiColonTkn: $4,
|
|
}
|
|
}
|
|
;
|
|
|
|
switch_case_list:
|
|
'{' case_list '}'
|
|
{
|
|
$$ = &ast.StmtSwitch{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokensPosition($1, $3),
|
|
OpenCurlyBracketTkn: $1,
|
|
Cases: $2,
|
|
CloseCurlyBracketTkn: $3,
|
|
}
|
|
}
|
|
| '{' ';' case_list '}'
|
|
{
|
|
$$ = &ast.StmtSwitch{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokensPosition($1, $4),
|
|
OpenCurlyBracketTkn: $1,
|
|
CaseSeparatorTkn: $2,
|
|
Cases: $3,
|
|
CloseCurlyBracketTkn: $4,
|
|
}
|
|
}
|
|
| ':' case_list T_ENDSWITCH ';'
|
|
{
|
|
$$ = &ast.StmtSwitch{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokensPosition($1, $4),
|
|
ColonTkn: $1,
|
|
Cases: $2,
|
|
EndSwitchTkn: $3,
|
|
SemiColonTkn: $4,
|
|
}
|
|
}
|
|
| ':' ';' case_list T_ENDSWITCH ';'
|
|
{
|
|
$$ = &ast.StmtSwitch{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokensPosition($1, $5),
|
|
ColonTkn: $1,
|
|
CaseSeparatorTkn: $2,
|
|
Cases: $3,
|
|
EndSwitchTkn: $4,
|
|
SemiColonTkn: $5,
|
|
}
|
|
}
|
|
;
|
|
|
|
case_list:
|
|
/* empty */
|
|
{
|
|
$$ = nil
|
|
}
|
|
| case_list T_CASE expr case_separator inner_statement_list
|
|
{
|
|
$$ = append($1, &ast.StmtCase{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenNodeListPosition($2, $5),
|
|
CaseTkn: $2,
|
|
Cond: $3,
|
|
CaseSeparatorTkn: $4,
|
|
Stmts: $5,
|
|
})
|
|
}
|
|
| case_list T_DEFAULT case_separator inner_statement_list
|
|
{
|
|
$$ = append($1, &ast.StmtDefault{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenNodeListPosition($2, $4),
|
|
DefaultTkn: $2,
|
|
CaseSeparatorTkn: $3,
|
|
Stmts: $4,
|
|
})
|
|
}
|
|
;
|
|
|
|
case_separator:
|
|
':' { $$ = $1 }
|
|
| ';' { $$ = $1 }
|
|
;
|
|
|
|
while_statement:
|
|
statement
|
|
{
|
|
$$ = &ast.StmtWhile{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodePosition($1),
|
|
Stmt: $1,
|
|
}
|
|
}
|
|
| ':' inner_statement_list T_ENDWHILE ';'
|
|
{
|
|
$$ = &ast.StmtWhile{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokensPosition($1, $4),
|
|
ColonTkn: $1,
|
|
Stmt: &ast.StmtStmtList{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodeListPosition($2),
|
|
Stmts: $2,
|
|
},
|
|
EndWhileTkn: $3,
|
|
SemiColonTkn: $4,
|
|
}
|
|
}
|
|
;
|
|
|
|
if_stmt_without_else:
|
|
T_IF '(' expr ')' statement
|
|
{
|
|
$$ = &ast.StmtIf{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenNodePosition($1, $5),
|
|
IfTkn: $1,
|
|
OpenParenthesisTkn: $2,
|
|
Cond: $3,
|
|
CloseParenthesisTkn: $4,
|
|
Stmt: $5,
|
|
}
|
|
}
|
|
| if_stmt_without_else T_ELSEIF '(' expr ')' statement
|
|
{
|
|
$1.(*ast.StmtIf).ElseIf = append($1.(*ast.StmtIf).ElseIf, &ast.StmtElseIf{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenNodePosition($2, $6),
|
|
ElseIfTkn: $2,
|
|
OpenParenthesisTkn: $3,
|
|
Cond: $4,
|
|
CloseParenthesisTkn: $5,
|
|
Stmt: $6,
|
|
})
|
|
|
|
$1.(*ast.StmtIf).Position = yylex.(*Parser).builder.Pos.NewNodesPosition($1, $6)
|
|
|
|
$$ = $1
|
|
}
|
|
;
|
|
|
|
if_stmt:
|
|
if_stmt_without_else %prec T_NOELSE
|
|
{
|
|
$$ = $1
|
|
}
|
|
| if_stmt_without_else T_ELSE statement
|
|
{
|
|
$1.(*ast.StmtIf).Else = &ast.StmtElse{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenNodePosition($2, $3),
|
|
ElseTkn: $2,
|
|
Stmt: $3,
|
|
}
|
|
|
|
$1.(*ast.StmtIf).Position = yylex.(*Parser).builder.Pos.NewNodesPosition($1, $3)
|
|
|
|
$$ = $1
|
|
}
|
|
;
|
|
|
|
alt_if_stmt_without_else:
|
|
T_IF '(' expr ')' ':' inner_statement_list
|
|
{
|
|
$$ = &ast.StmtIf{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenNodeListPosition($1, $6),
|
|
IfTkn: $1,
|
|
OpenParenthesisTkn: $2,
|
|
Cond: $3,
|
|
CloseParenthesisTkn: $4,
|
|
ColonTkn: $5,
|
|
Stmt: &ast.StmtStmtList{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodeListPosition($6),
|
|
Stmts: $6,
|
|
},
|
|
}
|
|
}
|
|
| alt_if_stmt_without_else T_ELSEIF '(' expr ')' ':' inner_statement_list
|
|
{
|
|
$1.(*ast.StmtIf).ElseIf = append($1.(*ast.StmtIf).ElseIf, &ast.StmtElseIf{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenNodeListPosition($2, $7),
|
|
ElseIfTkn: $2,
|
|
OpenParenthesisTkn: $3,
|
|
Cond: $4,
|
|
CloseParenthesisTkn: $5,
|
|
ColonTkn: $6,
|
|
Stmt: &ast.StmtStmtList{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodeListPosition($7),
|
|
Stmts: $7,
|
|
},
|
|
})
|
|
|
|
$$ = $1
|
|
}
|
|
;
|
|
|
|
alt_if_stmt:
|
|
alt_if_stmt_without_else T_ENDIF ';'
|
|
{
|
|
$1.(*ast.StmtIf).EndIfTkn = $2
|
|
$1.(*ast.StmtIf).SemiColonTkn = $3
|
|
$1.(*ast.StmtIf).Position = yylex.(*Parser).builder.Pos.NewNodeTokenPosition($1, $3)
|
|
|
|
$$ = $1
|
|
}
|
|
| alt_if_stmt_without_else T_ELSE ':' inner_statement_list T_ENDIF ';'
|
|
{
|
|
$1.(*ast.StmtIf).Else = &ast.StmtElse{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenNodeListPosition($2, $4),
|
|
ElseTkn: $2,
|
|
ColonTkn: $3,
|
|
Stmt: &ast.StmtStmtList{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodeListPosition($4),
|
|
Stmts: $4,
|
|
},
|
|
}
|
|
$1.(*ast.StmtIf).EndIfTkn = $5
|
|
$1.(*ast.StmtIf).SemiColonTkn = $6
|
|
$1.(*ast.StmtIf).Position = yylex.(*Parser).builder.Pos.NewNodeTokenPosition($1, $6)
|
|
|
|
$$ = $1
|
|
}
|
|
;
|
|
|
|
parameter_list:
|
|
non_empty_parameter_list optional_comma { $$ = yylex.(*Parser).builder.AppendToSeparatedList($1, $2, nil) }
|
|
| /* empty */ { $$ = yylex.(*Parser).builder.NewEmptySeparatedList() }
|
|
;
|
|
|
|
non_empty_parameter_list:
|
|
parameter { $$ = yylex.(*Parser).builder.NewSeparatedList($1) }
|
|
| non_empty_parameter_list ',' parameter { $$ = yylex.(*Parser).builder.AppendToSeparatedList($1, $2, $3) }
|
|
;
|
|
|
|
optional_property_modifiers:
|
|
/* empty */ { $$ = nil }
|
|
| optional_property_modifiers property_modifier { $$ = append($1, $2) }
|
|
;
|
|
|
|
property_modifier:
|
|
T_PUBLIC { $$ = yylex.(*Parser).builder.NewIdentifier($1) }
|
|
| T_PROTECTED { $$ = yylex.(*Parser).builder.NewIdentifier($1) }
|
|
| T_PRIVATE { $$ = yylex.(*Parser).builder.NewIdentifier($1) }
|
|
| T_READONLY { $$ = yylex.(*Parser).builder.NewIdentifier($1) }
|
|
;
|
|
|
|
parameter:
|
|
optional_attributes optional_property_modifiers optional_type_without_static
|
|
optional_arg_ref optional_ellipsis plain_variable
|
|
{ $$ = yylex.(*Parser).builder.NewParameter($1, $2, $3, $4, $5, $6, nil, nil, false) }
|
|
| optional_attributes optional_property_modifiers optional_type_without_static
|
|
optional_arg_ref optional_ellipsis plain_variable '=' expr
|
|
{ $$ = yylex.(*Parser).builder.NewParameter($1, $2, $3, $4, $5, $6, $7, $8, true) }
|
|
;
|
|
|
|
type_expr:
|
|
type { $$ = $1 }
|
|
| '?' type { $$ = yylex.(*Parser).builder.NewNullableType($1, $2) }
|
|
| union_type { $$ = yylex.(*Parser).builder.NewUnionType($1) }
|
|
| intersection_type { $$ = yylex.(*Parser).builder.NewIntersectionType($1) }
|
|
;
|
|
|
|
type:
|
|
type_without_static { $$ = $1 }
|
|
| T_STATIC { $$ = yylex.(*Parser).builder.NewNameType($1) }
|
|
;
|
|
|
|
type_without_static:
|
|
T_ARRAY { $$ = yylex.(*Parser).builder.NewNameType($1) }
|
|
| T_CALLABLE { $$ = yylex.(*Parser).builder.NewNameType($1) }
|
|
| name { $$ = $1 }
|
|
;
|
|
|
|
union_type:
|
|
type '|' type { $$ = yylex.(*Parser).builder.NewSeparatedListWithTwoElements($1, $2, $3) }
|
|
| union_type '|' type { $$ = yylex.(*Parser).builder.AppendToSeparatedList($1, $2, $3) }
|
|
;
|
|
|
|
union_type_without_static:
|
|
type_without_static '|' type_without_static
|
|
{ $$ = yylex.(*Parser).builder.NewSeparatedListWithTwoElements($1, $2, $3) }
|
|
| union_type_without_static '|' type_without_static
|
|
{ $$ = yylex.(*Parser).builder.AppendToSeparatedList($1, $2, $3) }
|
|
;
|
|
|
|
intersection_type:
|
|
type T_AMPERSAND_NOT_FOLLOWED_BY_VAR_OR_VARARG type
|
|
{ $$ = yylex.(*Parser).builder.NewSeparatedListWithTwoElements($1, $2, $3) }
|
|
| intersection_type T_AMPERSAND_NOT_FOLLOWED_BY_VAR_OR_VARARG type
|
|
{ $$ = yylex.(*Parser).builder.AppendToSeparatedList($1, $2, $3) }
|
|
;
|
|
|
|
intersection_type_without_static:
|
|
type_expr_without_static T_AMPERSAND_NOT_FOLLOWED_BY_VAR_OR_VARARG type_expr_without_static
|
|
{ $$ = yylex.(*Parser).builder.NewSeparatedListWithTwoElements($1, $2, $3) }
|
|
| intersection_type_without_static T_AMPERSAND_NOT_FOLLOWED_BY_VAR_OR_VARARG type_expr_without_static
|
|
{ $$ = yylex.(*Parser).builder.AppendToSeparatedList($1, $2, $3) }
|
|
;
|
|
|
|
type_expr_without_static:
|
|
type_without_static { $$ = $1 }
|
|
| '?' type_without_static { $$ = yylex.(*Parser).builder.NewNullableType($1, $2) }
|
|
| union_type_without_static { $$ = yylex.(*Parser).builder.NewUnionType($1) }
|
|
| intersection_type_without_static { $$ = yylex.(*Parser).builder.NewIntersectionType($1) }
|
|
;
|
|
|
|
optional_type_without_static:
|
|
/* empty */ { $$ = nil }
|
|
| type_expr_without_static { $$ = $1 }
|
|
;
|
|
|
|
optional_return_type:
|
|
/* empty */ { $$ = &ReturnType{} }
|
|
| ':' type_expr { $$ = yylex.(*Parser).builder.NewReturnType($1, $2) }
|
|
;
|
|
|
|
argument_list:
|
|
'(' ')' { $$ = yylex.(*Parser).builder.NewArgumentList($1, nil, nil, nil, $2) }
|
|
| '(' non_empty_argument_list optional_comma ')'
|
|
{ $$ = yylex.(*Parser).builder.NewArgumentList($1, $2, $3, nil, $4) }
|
|
| '(' T_ELLIPSIS ')' { $$ = yylex.(*Parser).builder.NewArgumentList($1, nil, nil, $2, $3) }
|
|
;
|
|
|
|
non_empty_argument_list:
|
|
argument { $$ = yylex.(*Parser).builder.NewSeparatedList($1) }
|
|
| non_empty_argument_list ',' argument
|
|
{ $$ = yylex.(*Parser).builder.AppendToSeparatedList($1, $2, $3) }
|
|
;
|
|
|
|
argument:
|
|
expr { $$ = yylex.(*Parser).builder.NewArgument($1) }
|
|
| T_ELLIPSIS expr { $$ = yylex.(*Parser).builder.NewVariadicArgument($1, $2) }
|
|
| identifier_ex ':' expr { $$ = yylex.(*Parser).builder.NewNamedArgument($1, $2, $3) }
|
|
;
|
|
|
|
global_var_list:
|
|
global_var_list ',' global_var
|
|
{
|
|
$1.(*ast.StmtGlobal).Vars = append($1.(*ast.StmtGlobal).Vars, $3)
|
|
$1.(*ast.StmtGlobal).SeparatorTkns = append($1.(*ast.StmtGlobal).SeparatorTkns, $2)
|
|
|
|
$$ = $1
|
|
}
|
|
| global_var
|
|
{
|
|
$$ = &ast.StmtGlobal{
|
|
Vars: []ast.Vertex{$1},
|
|
}
|
|
}
|
|
;
|
|
|
|
global_var:
|
|
simple_variable { $$ = $1 }
|
|
;
|
|
|
|
static_var_list:
|
|
static_var_list ',' static_var
|
|
{
|
|
$1.(*ast.StmtStatic).Vars = append($1.(*ast.StmtStatic).Vars, $3)
|
|
$1.(*ast.StmtStatic).SeparatorTkns = append($1.(*ast.StmtStatic).SeparatorTkns, $2)
|
|
|
|
$$ = $1
|
|
}
|
|
| static_var
|
|
{
|
|
$$ = &ast.StmtStatic{
|
|
Vars: []ast.Vertex{$1},
|
|
}
|
|
}
|
|
;
|
|
|
|
static_var:
|
|
plain_variable
|
|
{
|
|
$$ = &ast.StmtStaticVar{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenPosition($1),
|
|
Var: &ast.ExprVariable{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenPosition($1),
|
|
Name: &ast.Identifier{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenPosition($1),
|
|
IdentifierTkn: $1,
|
|
Value: $1.Value,
|
|
},
|
|
},
|
|
}
|
|
}
|
|
| plain_variable '=' expr
|
|
{
|
|
$$ = &ast.StmtStaticVar{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenNodePosition($1, $3),
|
|
Var: &ast.ExprVariable{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenPosition($1),
|
|
Name: &ast.Identifier{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenPosition($1),
|
|
IdentifierTkn: $1,
|
|
Value: $1.Value,
|
|
},
|
|
},
|
|
EqualTkn: $2,
|
|
Expr: $3,
|
|
}
|
|
}
|
|
;
|
|
|
|
class_statement_list:
|
|
class_statement_list class_statement { $$ = append($1, $2) }
|
|
| /* empty */ { $$ = []ast.Vertex{} }
|
|
;
|
|
|
|
class_statement:
|
|
optional_attributes variable_modifiers optional_type_without_static property_list ';'
|
|
{ $$ = yylex.(*Parser).builder.NewPropertyList($1, $2, $3, $4, $5) }
|
|
| optional_attributes method_modifiers T_CONST class_const_list ';'
|
|
{ $$ = yylex.(*Parser).builder.NewClassConstList($1, $2, $3, $4, $5) }
|
|
| optional_attributes method_modifiers T_FUNCTION optional_ref identifier_ex '(' parameter_list ')' optional_return_type method_body
|
|
{ $$ = yylex.(*Parser).builder.NewClassMethod($1, $2, $3, $4, $5, $6, $7, $8, $9, $10) }
|
|
| T_USE name_list trait_adaptations
|
|
{
|
|
traitUse := &ast.StmtTraitUse{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenNodePosition($1, $3),
|
|
UseTkn: $1,
|
|
Traits: $2.(*ParserSeparatedList).Items,
|
|
SeparatorTkns: $2.(*ParserSeparatedList).SeparatorTkns,
|
|
}
|
|
|
|
switch n := $3.(type) {
|
|
case *TraitAdaptationList :
|
|
traitUse.OpenCurlyBracketTkn = n.OpenCurlyBracketTkn
|
|
traitUse.Adaptations = n.Adaptations
|
|
traitUse.CloseCurlyBracketTkn = n.CloseCurlyBracketTkn
|
|
case *ast.StmtNop :
|
|
traitUse.SemiColonTkn = n.SemiColonTkn
|
|
};
|
|
|
|
$$ = traitUse
|
|
}
|
|
| optional_attributes T_CASE identifier enum_case_expr ';'
|
|
{ $$ = yylex.(*Parser).builder.NewEnumCase($1, $2, $3, $4, $5) }
|
|
;
|
|
|
|
name_list:
|
|
name { $$ = yylex.(*Parser).builder.NewSeparatedList($1) }
|
|
| name_list ',' name { $$ = yylex.(*Parser).builder.AppendToSeparatedList($1, $2, $3) }
|
|
;
|
|
|
|
trait_adaptations:
|
|
';'
|
|
{
|
|
$$ = &ast.StmtNop{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenPosition($1),
|
|
SemiColonTkn: $1,
|
|
}
|
|
}
|
|
| '{' '}'
|
|
{
|
|
$$ = &TraitAdaptationList{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokensPosition($1, $2),
|
|
OpenCurlyBracketTkn: $1,
|
|
CloseCurlyBracketTkn: $2,
|
|
}
|
|
}
|
|
| '{' trait_adaptation_list '}'
|
|
{
|
|
$$ = &TraitAdaptationList{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokensPosition($1, $3),
|
|
OpenCurlyBracketTkn: $1,
|
|
Adaptations: $2,
|
|
CloseCurlyBracketTkn: $3,
|
|
}
|
|
}
|
|
;
|
|
|
|
trait_adaptation_list:
|
|
trait_adaptation { $$ = []ast.Vertex{$1} }
|
|
| trait_adaptation_list trait_adaptation { $$ = append($1, $2) }
|
|
;
|
|
|
|
trait_adaptation:
|
|
trait_precedence ';'
|
|
{
|
|
$1.(*ast.StmtTraitUsePrecedence).SemiColonTkn = $2
|
|
|
|
$$ = $1;
|
|
}
|
|
| trait_alias ';'
|
|
{
|
|
$1.(*ast.StmtTraitUseAlias).SemiColonTkn = $2
|
|
|
|
$$ = $1;
|
|
}
|
|
;
|
|
|
|
trait_precedence:
|
|
absolute_trait_method_reference T_INSTEADOF name_list
|
|
{
|
|
$$ = &ast.StmtTraitUsePrecedence{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodeNodeListPosition($1, $3.(*ParserSeparatedList).Items),
|
|
Trait: $1.(*TraitMethodRef).Trait,
|
|
DoubleColonTkn: $1.(*TraitMethodRef).DoubleColonTkn,
|
|
Method: $1.(*TraitMethodRef).Method,
|
|
InsteadofTkn: $2,
|
|
Insteadof: $3.(*ParserSeparatedList).Items,
|
|
SeparatorTkns: $3.(*ParserSeparatedList).SeparatorTkns,
|
|
}
|
|
}
|
|
;
|
|
|
|
trait_alias:
|
|
trait_method_reference T_AS identifier
|
|
{
|
|
$$ = &ast.StmtTraitUseAlias{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodeTokenPosition($1, $3),
|
|
Trait: $1.(*TraitMethodRef).Trait,
|
|
DoubleColonTkn: $1.(*TraitMethodRef).DoubleColonTkn,
|
|
Method: $1.(*TraitMethodRef).Method,
|
|
AsTkn: $2,
|
|
Alias: &ast.Identifier{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenPosition($3),
|
|
IdentifierTkn: $3,
|
|
Value: $3.Value,
|
|
},
|
|
}
|
|
}
|
|
| trait_method_reference T_AS reserved_non_modifiers
|
|
{
|
|
$$ = &ast.StmtTraitUseAlias{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodeTokenPosition($1, $3),
|
|
Trait: $1.(*TraitMethodRef).Trait,
|
|
DoubleColonTkn: $1.(*TraitMethodRef).DoubleColonTkn,
|
|
Method: $1.(*TraitMethodRef).Method,
|
|
AsTkn: $2,
|
|
Alias: &ast.Identifier{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenPosition($3),
|
|
IdentifierTkn: $3,
|
|
Value: $3.Value,
|
|
},
|
|
}
|
|
}
|
|
| trait_method_reference T_AS member_modifier identifier_ex
|
|
{
|
|
$$ = &ast.StmtTraitUseAlias{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodeTokenPosition($1, $4),
|
|
Trait: $1.(*TraitMethodRef).Trait,
|
|
DoubleColonTkn: $1.(*TraitMethodRef).DoubleColonTkn,
|
|
Method: $1.(*TraitMethodRef).Method,
|
|
AsTkn: $2,
|
|
Modifier: $3,
|
|
Alias: &ast.Identifier{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenPosition($4),
|
|
IdentifierTkn: $4,
|
|
Value: $4.Value,
|
|
},
|
|
}
|
|
}
|
|
| trait_method_reference T_AS member_modifier
|
|
{
|
|
$$ = &ast.StmtTraitUseAlias{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodesPosition($1, $3),
|
|
Trait: $1.(*TraitMethodRef).Trait,
|
|
DoubleColonTkn: $1.(*TraitMethodRef).DoubleColonTkn,
|
|
Method: $1.(*TraitMethodRef).Method,
|
|
AsTkn: $2,
|
|
Modifier: $3,
|
|
}
|
|
}
|
|
;
|
|
|
|
trait_method_reference:
|
|
identifier_ex
|
|
{
|
|
$$ = &TraitMethodRef{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenPosition($1),
|
|
Method: &ast.Identifier{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenPosition($1),
|
|
IdentifierTkn: $1,
|
|
Value: $1.Value,
|
|
},
|
|
}
|
|
}
|
|
| absolute_trait_method_reference
|
|
{
|
|
$$ = $1
|
|
}
|
|
;
|
|
|
|
absolute_trait_method_reference:
|
|
name T_PAAMAYIM_NEKUDOTAYIM identifier_ex
|
|
{
|
|
$$ = &TraitMethodRef{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodeTokenPosition($1, $3),
|
|
Trait: $1,
|
|
DoubleColonTkn: $2,
|
|
Method: &ast.Identifier{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenPosition($3),
|
|
IdentifierTkn: $3,
|
|
Value: $3.Value,
|
|
},
|
|
}
|
|
}
|
|
;
|
|
|
|
method_body:
|
|
';' /* abstract method */
|
|
{
|
|
$$ = &ast.StmtNop{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenPosition($1),
|
|
SemiColonTkn: $1,
|
|
}
|
|
}
|
|
| '{' inner_statement_list '}'
|
|
{
|
|
$$ = &ast.StmtStmtList{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokensPosition($1, $3),
|
|
OpenCurlyBracketTkn: $1,
|
|
Stmts: $2,
|
|
CloseCurlyBracketTkn: $3,
|
|
}
|
|
}
|
|
;
|
|
|
|
variable_modifiers:
|
|
non_empty_member_modifiers { $$ = $1 }
|
|
| T_VAR { $$ = []ast.Vertex{yylex.(*Parser).builder.NewIdentifier($1)} }
|
|
;
|
|
|
|
method_modifiers:
|
|
/* empty */ { $$ = nil }
|
|
| non_empty_member_modifiers { $$ = $1 }
|
|
;
|
|
|
|
non_empty_member_modifiers:
|
|
member_modifier { $$ = []ast.Vertex{$1} }
|
|
| non_empty_member_modifiers member_modifier { $$ = append($1, $2) }
|
|
;
|
|
|
|
member_modifier:
|
|
T_PUBLIC { $$ = yylex.(*Parser).builder.NewIdentifier($1) }
|
|
| T_PROTECTED { $$ = yylex.(*Parser).builder.NewIdentifier($1) }
|
|
| T_PRIVATE { $$ = yylex.(*Parser).builder.NewIdentifier($1) }
|
|
| T_STATIC { $$ = yylex.(*Parser).builder.NewIdentifier($1) }
|
|
| T_ABSTRACT { $$ = yylex.(*Parser).builder.NewIdentifier($1) }
|
|
| T_FINAL { $$ = yylex.(*Parser).builder.NewIdentifier($1) }
|
|
| T_READONLY { $$ = yylex.(*Parser).builder.NewIdentifier($1) }
|
|
;
|
|
|
|
property_list:
|
|
property_list ',' property { $$ = yylex.(*Parser).builder.AppendToSeparatedList($1, $2, $3) }
|
|
| property { $$ = yylex.(*Parser).builder.NewSeparatedList($1) }
|
|
;
|
|
|
|
property:
|
|
plain_variable backup_doc_comment
|
|
{
|
|
$$ = &ast.StmtProperty{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenPosition($1),
|
|
Var: &ast.ExprVariable{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenPosition($1),
|
|
Name: &ast.Identifier{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenPosition($1),
|
|
IdentifierTkn: $1,
|
|
Value: $1.Value,
|
|
},
|
|
},
|
|
Expr: nil,
|
|
}
|
|
}
|
|
| plain_variable '=' expr backup_doc_comment
|
|
{
|
|
$$ = &ast.StmtProperty{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenNodePosition($1, $3),
|
|
Var: &ast.ExprVariable{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenPosition($1),
|
|
Name: &ast.Identifier{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenPosition($1),
|
|
IdentifierTkn: $1,
|
|
Value: $1.Value,
|
|
},
|
|
},
|
|
EqualTkn: $2,
|
|
Expr: $3,
|
|
}
|
|
}
|
|
;
|
|
|
|
class_const_list:
|
|
class_const_list ',' class_const_decl { $$ = yylex.(*Parser).builder.AppendToSeparatedList($1, $2, $3) }
|
|
| class_const_decl { $$ = yylex.(*Parser).builder.NewSeparatedList($1) }
|
|
;
|
|
|
|
class_const_decl:
|
|
identifier_ex '=' expr backup_doc_comment
|
|
{
|
|
$$ = &ast.StmtConstant{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenNodePosition($1, $3),
|
|
Name: &ast.Identifier{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenPosition($1),
|
|
IdentifierTkn: $1,
|
|
Value: $1.Value,
|
|
},
|
|
EqualTkn: $2,
|
|
Expr: $3,
|
|
}
|
|
}
|
|
;
|
|
|
|
const_decl:
|
|
identifier '=' expr backup_doc_comment
|
|
{
|
|
$$ = &ast.StmtConstant{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenNodePosition($1, $3),
|
|
Name: &ast.Identifier{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenPosition($1),
|
|
IdentifierTkn: $1,
|
|
Value: $1.Value,
|
|
},
|
|
EqualTkn: $2,
|
|
Expr: $3,
|
|
}
|
|
}
|
|
;
|
|
|
|
echo_expr_list:
|
|
echo_expr_list ',' echo_expr
|
|
{
|
|
$1.(*ast.StmtEcho).Exprs = append($1.(*ast.StmtEcho).Exprs, $3)
|
|
$1.(*ast.StmtEcho).SeparatorTkns = append($1.(*ast.StmtEcho).SeparatorTkns, $2)
|
|
|
|
$$ = $1
|
|
}
|
|
| echo_expr
|
|
{
|
|
$$ = &ast.StmtEcho{
|
|
Exprs: []ast.Vertex{$1},
|
|
}
|
|
}
|
|
;
|
|
|
|
echo_expr:
|
|
expr { $$ = $1 }
|
|
;
|
|
|
|
for_exprs:
|
|
/* empty */ { $$ = &ParserSeparatedList{} }
|
|
| non_empty_for_exprs { $$ = $1 }
|
|
;
|
|
|
|
non_empty_for_exprs:
|
|
non_empty_for_exprs ',' expr { $$ = yylex.(*Parser).builder.AppendToSeparatedList($1, $2, $3) }
|
|
| expr { $$ = yylex.(*Parser).builder.NewSeparatedList($1) }
|
|
;
|
|
|
|
anonymous_class:
|
|
optional_attributes
|
|
T_CLASS ctor_arguments extends_from implements_list '{' class_statement_list '}'
|
|
{ $$ = yylex.(*Parser).builder.NewAnonClass($1, $2, $3, $4, $5, $6, $7, $8) }
|
|
;
|
|
|
|
new_expr:
|
|
T_NEW class_name_reference ctor_arguments
|
|
{
|
|
if $3 != nil {
|
|
$$ = &ast.ExprNew{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenNodePosition($1, $3),
|
|
NewTkn: $1,
|
|
Class: $2,
|
|
OpenParenthesisTkn: $3.(*ArgumentList).OpenParenthesisTkn,
|
|
Args: $3.(*ArgumentList).Arguments,
|
|
SeparatorTkns: $3.(*ArgumentList).SeparatorTkns,
|
|
CloseParenthesisTkn: $3.(*ArgumentList).CloseParenthesisTkn,
|
|
}
|
|
} else {
|
|
$$ = &ast.ExprNew{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenNodePosition($1, $2),
|
|
NewTkn: $1,
|
|
Class: $2,
|
|
}
|
|
}
|
|
}
|
|
| T_NEW anonymous_class
|
|
{
|
|
$$ = &ast.ExprNew{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenNodePosition($1, $2),
|
|
NewTkn: $1,
|
|
Class: $2,
|
|
}
|
|
}
|
|
;
|
|
|
|
expr_list_allow_comma:
|
|
non_empty_expr_list optional_comma
|
|
{ $$ = yylex.(*Parser).builder.AppendToSeparatedList($1, $2, nil) }
|
|
;
|
|
|
|
non_empty_expr_list:
|
|
non_empty_expr_list ',' expr { $$ = yylex.(*Parser).builder.AppendToSeparatedList($1, $2, $3) }
|
|
| expr { $$ = yylex.(*Parser).builder.NewSeparatedList($1) }
|
|
;
|
|
|
|
match:
|
|
T_MATCH '(' expr ')' '{' match_arm_list '}'
|
|
{ $$ = yylex.(*Parser).builder.NewMatch($1, $2, $3, $4, $5, $6, $7) }
|
|
;
|
|
|
|
match_arm_list:
|
|
/* empty */
|
|
{ $$ = nil; }
|
|
| non_empty_match_arm_list optional_comma
|
|
{ $$ = yylex.(*Parser).builder.AppendToSeparatedList($1, $2, nil) }
|
|
;
|
|
|
|
non_empty_match_arm_list:
|
|
match_arm
|
|
{ $$ = yylex.(*Parser).builder.NewSeparatedList($1) }
|
|
| non_empty_match_arm_list ',' match_arm
|
|
{ $$ = yylex.(*Parser).builder.AppendToSeparatedList($1, $2, $3) }
|
|
;
|
|
|
|
match_arm:
|
|
expr_list_allow_comma T_DOUBLE_ARROW expr
|
|
{ $$ = yylex.(*Parser).builder.NewMatchArm(nil, nil, $1, $2, $3) }
|
|
| T_DEFAULT optional_comma T_DOUBLE_ARROW expr
|
|
{ $$ = yylex.(*Parser).builder.NewMatchArm($1, $2, nil, $3, $4) }
|
|
;
|
|
|
|
expr_without_variable:
|
|
T_LIST '(' array_pair_list ')' '=' expr
|
|
{
|
|
$$ = &ast.ExprAssign{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenNodePosition($1, $6),
|
|
Var: &ast.ExprList{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokensPosition($1, $4),
|
|
ListTkn: $1,
|
|
OpenBracketTkn: $2,
|
|
Items: $3.(*ParserSeparatedList).Items,
|
|
SeparatorTkns: $3.(*ParserSeparatedList).SeparatorTkns,
|
|
CloseBracketTkn: $4,
|
|
},
|
|
EqualTkn: $5,
|
|
Expr: $6,
|
|
}
|
|
}
|
|
| '[' array_pair_list ']' '=' expr
|
|
{
|
|
$$ = &ast.ExprAssign{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenNodePosition($1, $5),
|
|
Var: &ast.ExprList{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokensPosition($1, $3),
|
|
OpenBracketTkn: $1,
|
|
Items: $2.(*ParserSeparatedList).Items,
|
|
SeparatorTkns: $2.(*ParserSeparatedList).SeparatorTkns,
|
|
CloseBracketTkn: $3,
|
|
},
|
|
EqualTkn: $4,
|
|
Expr: $5,
|
|
}
|
|
}
|
|
| variable '=' expr
|
|
{
|
|
$$ = &ast.ExprAssign{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodesPosition($1, $3),
|
|
Var: $1,
|
|
EqualTkn: $2,
|
|
Expr: $3,
|
|
}
|
|
}
|
|
| variable '=' ampersand expr
|
|
{
|
|
$$ = &ast.ExprAssignReference{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodesPosition($1, $4),
|
|
Var: $1,
|
|
EqualTkn: $2,
|
|
AmpersandTkn: $3,
|
|
Expr: $4,
|
|
}
|
|
}
|
|
| T_CLONE expr
|
|
{
|
|
$$ = &ast.ExprClone{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenNodePosition($1, $2),
|
|
CloneTkn: $1,
|
|
Expr: $2,
|
|
}
|
|
}
|
|
| variable T_PLUS_EQUAL expr
|
|
{
|
|
$$ = &ast.ExprAssignPlus{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodesPosition($1, $3),
|
|
Var: $1,
|
|
EqualTkn: $2,
|
|
Expr: $3,
|
|
}
|
|
}
|
|
| variable T_MINUS_EQUAL expr
|
|
{
|
|
$$ = &ast.ExprAssignMinus{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodesPosition($1, $3),
|
|
Var: $1,
|
|
EqualTkn: $2,
|
|
Expr: $3,
|
|
}
|
|
}
|
|
| variable T_MUL_EQUAL expr
|
|
{
|
|
$$ = &ast.ExprAssignMul{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodesPosition($1, $3),
|
|
Var: $1,
|
|
EqualTkn: $2,
|
|
Expr: $3,
|
|
}
|
|
}
|
|
| variable T_POW_EQUAL expr
|
|
{
|
|
$$ = &ast.ExprAssignPow{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodesPosition($1, $3),
|
|
Var: $1,
|
|
EqualTkn: $2,
|
|
Expr: $3,
|
|
}
|
|
}
|
|
| variable T_DIV_EQUAL expr
|
|
{
|
|
$$ = &ast.ExprAssignDiv{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodesPosition($1, $3),
|
|
Var: $1,
|
|
EqualTkn: $2,
|
|
Expr: $3,
|
|
}
|
|
}
|
|
| variable T_CONCAT_EQUAL expr
|
|
{
|
|
$$ = &ast.ExprAssignConcat{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodesPosition($1, $3),
|
|
Var: $1,
|
|
EqualTkn: $2,
|
|
Expr: $3,
|
|
}
|
|
}
|
|
| variable T_MOD_EQUAL expr
|
|
{
|
|
$$ = &ast.ExprAssignMod{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodesPosition($1, $3),
|
|
Var: $1,
|
|
EqualTkn: $2,
|
|
Expr: $3,
|
|
}
|
|
}
|
|
| variable T_AND_EQUAL expr
|
|
{
|
|
$$ = &ast.ExprAssignBitwiseAnd{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodesPosition($1, $3),
|
|
Var: $1,
|
|
EqualTkn: $2,
|
|
Expr: $3,
|
|
}
|
|
}
|
|
| variable T_OR_EQUAL expr
|
|
{
|
|
$$ = &ast.ExprAssignBitwiseOr{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodesPosition($1, $3),
|
|
Var: $1,
|
|
EqualTkn: $2,
|
|
Expr: $3,
|
|
}
|
|
}
|
|
| variable T_XOR_EQUAL expr
|
|
{
|
|
$$ = &ast.ExprAssignBitwiseXor{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodesPosition($1, $3),
|
|
Var: $1,
|
|
EqualTkn: $2,
|
|
Expr: $3,
|
|
}
|
|
}
|
|
| variable T_SL_EQUAL expr
|
|
{
|
|
$$ = &ast.ExprAssignShiftLeft{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodesPosition($1, $3),
|
|
Var: $1,
|
|
EqualTkn: $2,
|
|
Expr: $3,
|
|
}
|
|
}
|
|
| variable T_SR_EQUAL expr
|
|
{
|
|
$$ = &ast.ExprAssignShiftRight{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodesPosition($1, $3),
|
|
Var: $1,
|
|
EqualTkn: $2,
|
|
Expr: $3,
|
|
}
|
|
}
|
|
| variable T_COALESCE_EQUAL expr
|
|
{
|
|
$$ = &ast.ExprAssignCoalesce{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodesPosition($1, $3),
|
|
Var: $1,
|
|
EqualTkn: $2,
|
|
Expr: $3,
|
|
}
|
|
}
|
|
| variable T_INC
|
|
{
|
|
$$ = &ast.ExprPostInc{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodeTokenPosition($1, $2),
|
|
Var: $1,
|
|
IncTkn: $2,
|
|
}
|
|
}
|
|
| T_INC variable
|
|
{
|
|
$$ = &ast.ExprPreInc{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenNodePosition($1, $2),
|
|
IncTkn: $1,
|
|
Var: $2,
|
|
}
|
|
}
|
|
| variable T_DEC
|
|
{
|
|
$$ = &ast.ExprPostDec{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodeTokenPosition($1, $2),
|
|
Var: $1,
|
|
DecTkn: $2,
|
|
}
|
|
}
|
|
| T_DEC variable
|
|
{
|
|
$$ = &ast.ExprPreDec{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenNodePosition($1, $2),
|
|
DecTkn: $1,
|
|
Var: $2,
|
|
}
|
|
}
|
|
| expr T_BOOLEAN_OR expr
|
|
{
|
|
$$ = &ast.ExprBinaryBooleanOr{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodesPosition($1, $3),
|
|
Left: $1,
|
|
OpTkn: $2,
|
|
Right: $3,
|
|
}
|
|
}
|
|
| expr T_BOOLEAN_AND expr
|
|
{
|
|
$$ = &ast.ExprBinaryBooleanAnd{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodesPosition($1, $3),
|
|
Left: $1,
|
|
OpTkn: $2,
|
|
Right: $3,
|
|
}
|
|
}
|
|
| expr T_LOGICAL_OR expr
|
|
{
|
|
$$ = &ast.ExprBinaryLogicalOr{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodesPosition($1, $3),
|
|
Left: $1,
|
|
OpTkn: $2,
|
|
Right: $3,
|
|
}
|
|
}
|
|
| expr T_LOGICAL_AND expr
|
|
{
|
|
$$ = &ast.ExprBinaryLogicalAnd{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodesPosition($1, $3),
|
|
Left: $1,
|
|
OpTkn: $2,
|
|
Right: $3,
|
|
}
|
|
}
|
|
| expr T_LOGICAL_XOR expr
|
|
{
|
|
$$ = &ast.ExprBinaryLogicalXor{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodesPosition($1, $3),
|
|
Left: $1,
|
|
OpTkn: $2,
|
|
Right: $3,
|
|
}
|
|
}
|
|
| expr '|' expr
|
|
{
|
|
$$ = &ast.ExprBinaryBitwiseOr{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodesPosition($1, $3),
|
|
Left: $1,
|
|
OpTkn: $2,
|
|
Right: $3,
|
|
}
|
|
}
|
|
| expr T_AMPERSAND_NOT_FOLLOWED_BY_VAR_OR_VARARG expr
|
|
{
|
|
$$ = &ast.ExprBinaryBitwiseAnd{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodesPosition($1, $3),
|
|
Left: $1,
|
|
OpTkn: $2,
|
|
Right: $3,
|
|
}
|
|
}
|
|
| expr T_AMPERSAND_FOLLOWED_BY_VAR_OR_VARARG expr
|
|
{
|
|
$$ = &ast.ExprBinaryBitwiseAnd{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodesPosition($1, $3),
|
|
Left: $1,
|
|
OpTkn: $2,
|
|
Right: $3,
|
|
}
|
|
}
|
|
| expr '^' expr
|
|
{
|
|
$$ = &ast.ExprBinaryBitwiseXor{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodesPosition($1, $3),
|
|
Left: $1,
|
|
OpTkn: $2,
|
|
Right: $3,
|
|
}
|
|
}
|
|
| expr '.' expr
|
|
{
|
|
$$ = &ast.ExprBinaryConcat{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodesPosition($1, $3),
|
|
Left: $1,
|
|
OpTkn: $2,
|
|
Right: $3,
|
|
}
|
|
}
|
|
| expr '+' expr
|
|
{
|
|
$$ = &ast.ExprBinaryPlus{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodesPosition($1, $3),
|
|
Left: $1,
|
|
OpTkn: $2,
|
|
Right: $3,
|
|
}
|
|
}
|
|
| expr '-' expr
|
|
{
|
|
$$ = &ast.ExprBinaryMinus{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodesPosition($1, $3),
|
|
Left: $1,
|
|
OpTkn: $2,
|
|
Right: $3,
|
|
}
|
|
}
|
|
| expr '*' expr
|
|
{
|
|
$$ = &ast.ExprBinaryMul{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodesPosition($1, $3),
|
|
Left: $1,
|
|
OpTkn: $2,
|
|
Right: $3,
|
|
}
|
|
}
|
|
| expr T_POW expr
|
|
{
|
|
$$ = &ast.ExprBinaryPow{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodesPosition($1, $3),
|
|
Left: $1,
|
|
OpTkn: $2,
|
|
Right: $3,
|
|
}
|
|
}
|
|
| expr '/' expr
|
|
{
|
|
$$ = &ast.ExprBinaryDiv{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodesPosition($1, $3),
|
|
Left: $1,
|
|
OpTkn: $2,
|
|
Right: $3,
|
|
}
|
|
}
|
|
| expr '%' expr
|
|
{
|
|
$$ = &ast.ExprBinaryMod{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodesPosition($1, $3),
|
|
Left: $1,
|
|
OpTkn: $2,
|
|
Right: $3,
|
|
}
|
|
}
|
|
| expr T_SL expr
|
|
{
|
|
$$ = &ast.ExprBinaryShiftLeft{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodesPosition($1, $3),
|
|
Left: $1,
|
|
OpTkn: $2,
|
|
Right: $3,
|
|
}
|
|
}
|
|
| expr T_SR expr
|
|
{
|
|
$$ = &ast.ExprBinaryShiftRight{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodesPosition($1, $3),
|
|
Left: $1,
|
|
OpTkn: $2,
|
|
Right: $3,
|
|
}
|
|
}
|
|
| '+' expr %prec T_INC
|
|
{
|
|
$$ = &ast.ExprUnaryPlus{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenNodePosition($1, $2),
|
|
PlusTkn: $1,
|
|
Expr: $2,
|
|
}
|
|
}
|
|
| '-' expr %prec T_INC
|
|
{
|
|
$$ = &ast.ExprUnaryMinus{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenNodePosition($1, $2),
|
|
MinusTkn: $1,
|
|
Expr: $2,
|
|
}
|
|
}
|
|
| '!' expr
|
|
{
|
|
$$ = &ast.ExprBooleanNot{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenNodePosition($1, $2),
|
|
ExclamationTkn: $1,
|
|
Expr: $2,
|
|
}
|
|
}
|
|
| '~' expr
|
|
{
|
|
$$ = &ast.ExprBitwiseNot{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenNodePosition($1, $2),
|
|
TildaTkn: $1,
|
|
Expr: $2,
|
|
}
|
|
}
|
|
| expr T_IS_IDENTICAL expr
|
|
{
|
|
$$ = &ast.ExprBinaryIdentical{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodesPosition($1, $3),
|
|
Left: $1,
|
|
OpTkn: $2,
|
|
Right: $3,
|
|
}
|
|
}
|
|
| expr T_IS_NOT_IDENTICAL expr
|
|
{
|
|
$$ = &ast.ExprBinaryNotIdentical{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodesPosition($1, $3),
|
|
Left: $1,
|
|
OpTkn: $2,
|
|
Right: $3,
|
|
}
|
|
}
|
|
| expr T_IS_EQUAL expr
|
|
{
|
|
$$ = &ast.ExprBinaryEqual{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodesPosition($1, $3),
|
|
Left: $1,
|
|
OpTkn: $2,
|
|
Right: $3,
|
|
}
|
|
}
|
|
| expr T_IS_NOT_EQUAL expr
|
|
{
|
|
$$ = &ast.ExprBinaryNotEqual{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodesPosition($1, $3),
|
|
Left: $1,
|
|
OpTkn: $2,
|
|
Right: $3,
|
|
}
|
|
}
|
|
| expr '<' expr
|
|
{
|
|
$$ = &ast.ExprBinarySmaller{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodesPosition($1, $3),
|
|
Left: $1,
|
|
OpTkn: $2,
|
|
Right: $3,
|
|
}
|
|
}
|
|
| expr T_IS_SMALLER_OR_EQUAL expr
|
|
{
|
|
$$ = &ast.ExprBinarySmallerOrEqual{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodesPosition($1, $3),
|
|
Left: $1,
|
|
OpTkn: $2,
|
|
Right: $3,
|
|
}
|
|
}
|
|
| expr '>' expr
|
|
{
|
|
$$ = &ast.ExprBinaryGreater{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodesPosition($1, $3),
|
|
Left: $1,
|
|
OpTkn: $2,
|
|
Right: $3,
|
|
}
|
|
}
|
|
| expr T_IS_GREATER_OR_EQUAL expr
|
|
{
|
|
$$ = &ast.ExprBinaryGreaterOrEqual{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodesPosition($1, $3),
|
|
Left: $1,
|
|
OpTkn: $2,
|
|
Right: $3,
|
|
}
|
|
}
|
|
| expr T_SPACESHIP expr
|
|
{
|
|
$$ = &ast.ExprBinarySpaceship{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodesPosition($1, $3),
|
|
Left: $1,
|
|
OpTkn: $2,
|
|
Right: $3,
|
|
}
|
|
}
|
|
| expr T_INSTANCEOF class_name_reference
|
|
{
|
|
$$ = &ast.ExprInstanceOf{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodesPosition($1, $3),
|
|
Expr: $1,
|
|
InstanceOfTkn: $2,
|
|
Class: $3,
|
|
}
|
|
}
|
|
| '(' expr ')'
|
|
{
|
|
$$ = &ast.ExprBrackets{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokensPosition($1, $3),
|
|
OpenParenthesisTkn: $1,
|
|
Expr: $2,
|
|
CloseParenthesisTkn: $3,
|
|
}
|
|
}
|
|
| new_expr
|
|
{
|
|
$$ = $1
|
|
}
|
|
| match
|
|
{
|
|
$$ = $1
|
|
}
|
|
| expr '?' expr ':' expr
|
|
{
|
|
$$ = &ast.ExprTernary{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodesPosition($1, $5),
|
|
Cond: $1,
|
|
QuestionTkn: $2,
|
|
IfTrue: $3,
|
|
ColonTkn: $4,
|
|
IfFalse: $5,
|
|
}
|
|
}
|
|
| expr '?' ':' expr
|
|
{
|
|
$$ = &ast.ExprTernary{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodesPosition($1, $4),
|
|
Cond: $1,
|
|
QuestionTkn: $2,
|
|
ColonTkn: $3,
|
|
IfFalse: $4,
|
|
}
|
|
}
|
|
| expr T_COALESCE expr
|
|
{
|
|
$$ = &ast.ExprBinaryCoalesce{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodesPosition($1, $3),
|
|
Left: $1,
|
|
OpTkn: $2,
|
|
Right: $3,
|
|
}
|
|
}
|
|
| internal_functions_in_yacc
|
|
{
|
|
$$ = $1
|
|
}
|
|
| T_INT_CAST expr
|
|
{
|
|
$$ = &ast.ExprCastInt{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenNodePosition($1, $2),
|
|
CastTkn: $1,
|
|
Expr: $2,
|
|
}
|
|
}
|
|
| T_DOUBLE_CAST expr
|
|
{
|
|
$$ = &ast.ExprCastDouble{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenNodePosition($1, $2),
|
|
CastTkn: $1,
|
|
Expr: $2,
|
|
}
|
|
}
|
|
| T_STRING_CAST expr
|
|
{
|
|
$$ = &ast.ExprCastString{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenNodePosition($1, $2),
|
|
CastTkn: $1,
|
|
Expr: $2,
|
|
}
|
|
}
|
|
| T_ARRAY_CAST expr
|
|
{
|
|
$$ = &ast.ExprCastArray{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenNodePosition($1, $2),
|
|
CastTkn: $1,
|
|
Expr: $2,
|
|
}
|
|
}
|
|
| T_OBJECT_CAST expr
|
|
{
|
|
$$ = &ast.ExprCastObject{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenNodePosition($1, $2),
|
|
CastTkn: $1,
|
|
Expr: $2,
|
|
}
|
|
}
|
|
| T_BOOL_CAST expr
|
|
{
|
|
$$ = &ast.ExprCastBool{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenNodePosition($1, $2),
|
|
CastTkn: $1,
|
|
Expr: $2,
|
|
}
|
|
}
|
|
| T_UNSET_CAST expr
|
|
{
|
|
$$ = &ast.ExprCastUnset{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenNodePosition($1, $2),
|
|
CastTkn: $1,
|
|
Expr: $2,
|
|
}
|
|
}
|
|
| T_EXIT exit_expr
|
|
{
|
|
exit := &ast.ExprExit{
|
|
ExitTkn: $1,
|
|
}
|
|
|
|
if $2 == nil {
|
|
exit.Position = yylex.(*Parser).builder.Pos.NewTokenPosition($1)
|
|
} else {
|
|
exit.Position = yylex.(*Parser).builder.Pos.NewTokenNodePosition($1, $2)
|
|
exit.OpenParenthesisTkn = $2.(*ast.ExprBrackets).OpenParenthesisTkn
|
|
exit.Expr = $2.(*ast.ExprBrackets).Expr
|
|
exit.CloseParenthesisTkn = $2.(*ast.ExprBrackets).CloseParenthesisTkn
|
|
}
|
|
|
|
$$ = exit
|
|
}
|
|
| '@' expr
|
|
{
|
|
$$ = &ast.ExprErrorSuppress{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenNodePosition($1, $2),
|
|
AtTkn: $1,
|
|
Expr: $2,
|
|
}
|
|
}
|
|
| scalar
|
|
{
|
|
$$ = $1
|
|
}
|
|
| '`' backticks_expr '`'
|
|
{
|
|
$$ = &ast.ExprShellExec{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokensPosition($1, $3),
|
|
OpenBacktickTkn: $1,
|
|
Parts: $2,
|
|
CloseBacktickTkn: $3,
|
|
}
|
|
}
|
|
| T_PRINT expr
|
|
{
|
|
$$ = &ast.ExprPrint{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenNodePosition($1, $2),
|
|
PrintTkn: $1,
|
|
Expr: $2,
|
|
}
|
|
}
|
|
| T_YIELD
|
|
{
|
|
$$ = &ast.ExprYield{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenPosition($1),
|
|
YieldTkn: $1,
|
|
}
|
|
}
|
|
| T_YIELD expr
|
|
{
|
|
$$ = &ast.ExprYield{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenNodePosition($1, $2),
|
|
YieldTkn: $1,
|
|
Val: $2,
|
|
}
|
|
}
|
|
| T_YIELD expr T_DOUBLE_ARROW expr
|
|
{
|
|
$$ = &ast.ExprYield{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenNodePosition($1, $4),
|
|
YieldTkn: $1,
|
|
Key: $2,
|
|
DoubleArrowTkn: $3,
|
|
Val: $4,
|
|
}
|
|
}
|
|
| T_YIELD_FROM expr
|
|
{
|
|
$$ = &ast.ExprYieldFrom{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenNodePosition($1, $2),
|
|
YieldFromTkn: $1,
|
|
Expr: $2,
|
|
}
|
|
}
|
|
| T_THROW expr
|
|
{
|
|
$$ = yylex.(*Parser).builder.NewThrowExpr($1, $2)
|
|
}
|
|
| attributed_inline_function
|
|
{
|
|
$$ = $1;
|
|
}
|
|
| T_STATIC attributed_inline_function
|
|
{
|
|
switch n := $2.(type) {
|
|
case *ast.ExprClosure :
|
|
n.Position = yylex.(*Parser).builder.Pos.NewTokenNodePosition($1, $2)
|
|
n.StaticTkn = $1;
|
|
case *ast.ExprArrowFunction :
|
|
n.Position = yylex.(*Parser).builder.Pos.NewTokenNodePosition($1, $2)
|
|
n.StaticTkn = $1;
|
|
};
|
|
|
|
$$ = $2
|
|
}
|
|
;
|
|
|
|
attributed_inline_function:
|
|
inline_function { $$ = $1 }
|
|
| attributes inline_function
|
|
{
|
|
switch n := $2.(type) {
|
|
case *ast.ExprClosure :
|
|
n.Position = yylex.(*Parser).builder.Pos.NewNodeListNodePosition($1, $2)
|
|
n.AttrGroups = $1;
|
|
case *ast.ExprArrowFunction :
|
|
n.Position = yylex.(*Parser).builder.Pos.NewNodeListNodePosition($1, $2)
|
|
n.AttrGroups = $1;
|
|
};
|
|
|
|
$$ = $2
|
|
}
|
|
;
|
|
|
|
inline_function:
|
|
T_FUNCTION optional_ref backup_doc_comment '(' parameter_list ')' lexical_vars optional_return_type '{' inner_statement_list '}'
|
|
{
|
|
closure := $7.(*ast.ExprClosure)
|
|
|
|
closure.Position = yylex.(*Parser).builder.Pos.NewTokensPosition($1, $11)
|
|
closure.FunctionTkn = $1
|
|
closure.AmpersandTkn = $2
|
|
closure.OpenParenthesisTkn = $4
|
|
closure.Params = $5.(*ParserSeparatedList).Items
|
|
closure.SeparatorTkns = $5.(*ParserSeparatedList).SeparatorTkns
|
|
closure.CloseParenthesisTkn = $6
|
|
closure.ColonTkn = $8.(*ReturnType).ColonTkn
|
|
closure.ReturnType = $8.(*ReturnType).Type
|
|
closure.OpenCurlyBracketTkn = $9
|
|
closure.Stmts = $10
|
|
closure.CloseCurlyBracketTkn = $11
|
|
|
|
$$ = closure
|
|
}
|
|
| T_FN optional_ref '(' parameter_list ')' optional_return_type backup_doc_comment T_DOUBLE_ARROW expr %prec T_THROW
|
|
{
|
|
$$ = &ast.ExprArrowFunction{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenNodePosition($1, $9),
|
|
FnTkn: $1,
|
|
AmpersandTkn: $2,
|
|
OpenParenthesisTkn: $3,
|
|
Params: $4.(*ParserSeparatedList).Items,
|
|
SeparatorTkns: $4.(*ParserSeparatedList).SeparatorTkns,
|
|
CloseParenthesisTkn: $5,
|
|
ColonTkn: $6.(*ReturnType).ColonTkn,
|
|
ReturnType: $6.(*ReturnType).Type,
|
|
DoubleArrowTkn: $8,
|
|
Expr: $9,
|
|
}
|
|
}
|
|
;
|
|
|
|
backup_doc_comment:
|
|
/* empty */
|
|
;
|
|
|
|
lexical_vars:
|
|
/* empty */
|
|
{ $$ = &ast.ExprClosure{} }
|
|
| T_USE '(' lexical_var_list ')'
|
|
{
|
|
$$ = &ast.ExprClosure{
|
|
UseTkn: $1,
|
|
UseOpenParenthesisTkn: $2,
|
|
Uses: $3.(*ParserSeparatedList).Items,
|
|
UseSeparatorTkns: $3.(*ParserSeparatedList).SeparatorTkns,
|
|
UseCloseParenthesisTkn: $4,
|
|
}
|
|
}
|
|
;
|
|
|
|
lexical_var_list:
|
|
non_empty_lexical_var_list optional_comma { $$ = yylex.(*Parser).builder.AppendToSeparatedList($1, $2, nil) }
|
|
;
|
|
|
|
non_empty_lexical_var_list:
|
|
non_empty_lexical_var_list ',' lexical_var { $$ = yylex.(*Parser).builder.AppendToSeparatedList($1, $2, $3) }
|
|
| lexical_var { $$ = yylex.(*Parser).builder.NewSeparatedList($1) }
|
|
;
|
|
|
|
lexical_var:
|
|
plain_variable
|
|
{
|
|
$$ = &ast.ExprClosureUse{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenPosition($1),
|
|
Var: &ast.ExprVariable{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenPosition($1),
|
|
Name: &ast.Identifier{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenPosition($1),
|
|
IdentifierTkn: $1,
|
|
Value: $1.Value,
|
|
},
|
|
},
|
|
}
|
|
}
|
|
| ampersand plain_variable
|
|
{
|
|
$$ = &ast.ExprClosureUse{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokensPosition($1, $2),
|
|
AmpersandTkn: $1,
|
|
Var: &ast.ExprVariable{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenPosition($2),
|
|
Name: &ast.Identifier{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenPosition($2),
|
|
IdentifierTkn: $2,
|
|
Value: $2.Value,
|
|
},
|
|
},
|
|
}
|
|
}
|
|
;
|
|
|
|
function_call:
|
|
name argument_list
|
|
{
|
|
$$ = &ast.ExprFunctionCall{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodesPosition($1, $2),
|
|
Function: $1,
|
|
OpenParenthesisTkn: $2.(*ArgumentList).OpenParenthesisTkn,
|
|
Args: $2.(*ArgumentList).Arguments,
|
|
SeparatorTkns: $2.(*ArgumentList).SeparatorTkns,
|
|
EllipsisTkn: $2.(*ArgumentList).EllipsisTkn,
|
|
CloseParenthesisTkn: $2.(*ArgumentList).CloseParenthesisTkn,
|
|
}
|
|
}
|
|
| class_name_or_var T_PAAMAYIM_NEKUDOTAYIM member_name argument_list
|
|
{
|
|
staticCall := &ast.ExprStaticCall{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodesPosition($1, $4),
|
|
Class: $1,
|
|
DoubleColonTkn: $2,
|
|
Call: $3,
|
|
OpenParenthesisTkn: $4.(*ArgumentList).OpenParenthesisTkn,
|
|
Args: $4.(*ArgumentList).Arguments,
|
|
SeparatorTkns: $4.(*ArgumentList).SeparatorTkns,
|
|
EllipsisTkn: $4.(*ArgumentList).EllipsisTkn,
|
|
CloseParenthesisTkn: $4.(*ArgumentList).CloseParenthesisTkn,
|
|
}
|
|
|
|
if brackets, ok := $3.(*ParserBrackets); ok {
|
|
staticCall.OpenCurlyBracketTkn = brackets.OpenBracketTkn
|
|
staticCall.Call = brackets.Child
|
|
staticCall.CloseCurlyBracketTkn = brackets.CloseBracketTkn
|
|
}
|
|
|
|
$$ = staticCall
|
|
}
|
|
| callable_expr argument_list
|
|
{
|
|
$$ = &ast.ExprFunctionCall{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodesPosition($1, $2),
|
|
Function: $1,
|
|
OpenParenthesisTkn: $2.(*ArgumentList).OpenParenthesisTkn,
|
|
Args: $2.(*ArgumentList).Arguments,
|
|
SeparatorTkns: $2.(*ArgumentList).SeparatorTkns,
|
|
EllipsisTkn: $2.(*ArgumentList).EllipsisTkn,
|
|
CloseParenthesisTkn: $2.(*ArgumentList).CloseParenthesisTkn,
|
|
}
|
|
}
|
|
;
|
|
|
|
class_name_or_var:
|
|
class_name { $$ = $1 }
|
|
| fully_dereferencable { $$ = $1 }
|
|
;
|
|
|
|
class_name:
|
|
T_STATIC { $$ = yylex.(*Parser).builder.NewIdentifier($1) }
|
|
| name { $$ = $1 }
|
|
;
|
|
|
|
class_name_reference:
|
|
class_name { $$ = $1 }
|
|
| new_variable { $$ = $1 }
|
|
| '(' expr ')' { $$ = yylex.(*Parser).builder.NewBracket($1, $2, $3) }
|
|
;
|
|
|
|
exit_expr:
|
|
/* empty */ { $$ = nil }
|
|
| '(' optional_expr ')' { $$ = yylex.(*Parser).builder.NewBracket($1, $2, $3) }
|
|
;
|
|
|
|
backticks_expr:
|
|
/* empty */
|
|
{
|
|
$$ = []ast.Vertex{}
|
|
}
|
|
| T_ENCAPSED_AND_WHITESPACE
|
|
{
|
|
$$ = []ast.Vertex{
|
|
&ast.ScalarEncapsedStringPart{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenPosition($1),
|
|
EncapsedStrTkn: $1,
|
|
Value: $1.Value,
|
|
},
|
|
}
|
|
}
|
|
| encaps_list
|
|
{
|
|
$$ = $1
|
|
}
|
|
;
|
|
|
|
ctor_arguments:
|
|
/* empty */ { $$ = nil }
|
|
| argument_list { $$ = $1 }
|
|
;
|
|
|
|
dereferencable_scalar:
|
|
T_ARRAY '(' array_pair_list ')'
|
|
{
|
|
$$ = &ast.ExprArray{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokensPosition($1, $4),
|
|
ArrayTkn: $1,
|
|
OpenBracketTkn: $2,
|
|
Items: $3.(*ParserSeparatedList).Items,
|
|
SeparatorTkns: $3.(*ParserSeparatedList).SeparatorTkns,
|
|
CloseBracketTkn: $4,
|
|
}
|
|
}
|
|
| '[' array_pair_list ']'
|
|
{
|
|
$$ = &ast.ExprArray{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokensPosition($1, $3),
|
|
OpenBracketTkn: $1,
|
|
Items: $2.(*ParserSeparatedList).Items,
|
|
SeparatorTkns: $2.(*ParserSeparatedList).SeparatorTkns,
|
|
CloseBracketTkn: $3,
|
|
}
|
|
}
|
|
| T_CONSTANT_ENCAPSED_STRING
|
|
{
|
|
$$ = &ast.ScalarString{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenPosition($1),
|
|
StringTkn: $1,
|
|
Value: $1.Value,
|
|
}
|
|
}
|
|
| '"' encaps_list '"'
|
|
{
|
|
$$ = &ast.ScalarEncapsed{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokensPosition($1, $3),
|
|
OpenQuoteTkn: $1,
|
|
Parts: $2,
|
|
CloseQuoteTkn: $3,
|
|
}
|
|
}
|
|
;
|
|
|
|
scalar:
|
|
T_LNUMBER
|
|
{
|
|
$$ = &ast.ScalarLnumber{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenPosition($1),
|
|
NumberTkn: $1,
|
|
Value: $1.Value,
|
|
}
|
|
}
|
|
| T_DNUMBER
|
|
{
|
|
$$ = &ast.ScalarDnumber{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenPosition($1),
|
|
NumberTkn: $1,
|
|
Value: $1.Value,
|
|
}
|
|
}
|
|
| T_START_HEREDOC T_ENCAPSED_AND_WHITESPACE T_END_HEREDOC
|
|
{
|
|
$$ = &ast.ScalarHeredoc{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokensPosition($1, $3),
|
|
OpenHeredocTkn: $1,
|
|
Parts: []ast.Vertex{
|
|
&ast.ScalarEncapsedStringPart{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenPosition($2),
|
|
EncapsedStrTkn: $2,
|
|
Value: $2.Value,
|
|
},
|
|
},
|
|
CloseHeredocTkn: $3,
|
|
}
|
|
}
|
|
| T_START_HEREDOC T_END_HEREDOC
|
|
{
|
|
$$ = &ast.ScalarHeredoc{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokensPosition($1, $2),
|
|
OpenHeredocTkn: $1,
|
|
CloseHeredocTkn: $2,
|
|
}
|
|
}
|
|
| T_START_HEREDOC encaps_list T_END_HEREDOC
|
|
{
|
|
$$ = &ast.ScalarHeredoc{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokensPosition($1, $3),
|
|
OpenHeredocTkn: $1,
|
|
Parts: $2,
|
|
CloseHeredocTkn: $3,
|
|
}
|
|
}
|
|
| dereferencable_scalar { $$ = $1 }
|
|
| class_constant { $$ = $1 }
|
|
| constant { $$ = $1 }
|
|
;
|
|
|
|
class_constant:
|
|
class_name_or_var T_PAAMAYIM_NEKUDOTAYIM identifier_ex
|
|
{
|
|
$$ = &ast.ExprClassConstFetch{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodeTokenPosition($1, $3),
|
|
Class: $1,
|
|
DoubleColonTkn: $2,
|
|
Const: &ast.Identifier{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenPosition($3),
|
|
IdentifierTkn: $3,
|
|
Value: $3.Value,
|
|
},
|
|
}
|
|
}
|
|
;
|
|
|
|
constant:
|
|
name { $$ = yylex.(*Parser).builder.NewConstFetch($1) }
|
|
| T_LINE { $$ = yylex.(*Parser).builder.NewScalarMagicConstant($1) }
|
|
| T_FILE { $$ = yylex.(*Parser).builder.NewScalarMagicConstant($1) }
|
|
| T_DIR { $$ = yylex.(*Parser).builder.NewScalarMagicConstant($1) }
|
|
| T_TRAIT_C { $$ = yylex.(*Parser).builder.NewScalarMagicConstant($1) }
|
|
| T_METHOD_C { $$ = yylex.(*Parser).builder.NewScalarMagicConstant($1) }
|
|
| T_FUNC_C { $$ = yylex.(*Parser).builder.NewScalarMagicConstant($1) }
|
|
| T_NS_C { $$ = yylex.(*Parser).builder.NewScalarMagicConstant($1) }
|
|
| T_CLASS_C { $$ = yylex.(*Parser).builder.NewScalarMagicConstant($1) }
|
|
;
|
|
|
|
expr:
|
|
variable { $$ = $1 }
|
|
| expr_without_variable { $$ = $1 }
|
|
;
|
|
|
|
optional_expr:
|
|
/* empty */ { $$ = nil }
|
|
| expr { $$ = $1 }
|
|
;
|
|
|
|
fully_dereferencable:
|
|
variable { $$ = $1 }
|
|
| '(' expr ')' { $$ = yylex.(*Parser).builder.NewBracket($1, $2, $3) }
|
|
| dereferencable_scalar { $$ = $1 }
|
|
| class_constant { $$ = $1 }
|
|
;
|
|
|
|
array_object_dereferencable:
|
|
fully_dereferencable { $$ = $1 }
|
|
| constant { $$ = $1 }
|
|
;
|
|
|
|
callable_expr:
|
|
callable_variable { $$ = $1 }
|
|
| '(' expr ')' { $$ = yylex.(*Parser).builder.NewBracket($1, $2, $3) }
|
|
| dereferencable_scalar { $$ = $1 }
|
|
;
|
|
|
|
callable_variable:
|
|
simple_variable
|
|
{ $$ = $1 }
|
|
| array_object_dereferencable '[' optional_expr ']'
|
|
{
|
|
$$ = &ast.ExprArrayDimFetch{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodeTokenPosition($1, $4),
|
|
Var: $1,
|
|
OpenBracketTkn: $2,
|
|
Dim: $3,
|
|
CloseBracketTkn: $4,
|
|
}
|
|
}
|
|
| array_object_dereferencable '{' expr '}'
|
|
{
|
|
yylex.(*Parser).Error("Array and string offset access syntax with curly braces is no longer supported")
|
|
|
|
$$ = &ast.ExprArrayDimFetch{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodeTokenPosition($1, $4),
|
|
Var: $1,
|
|
OpenBracketTkn: $2,
|
|
Dim: $3,
|
|
CloseBracketTkn: $4,
|
|
}
|
|
}
|
|
| array_object_dereferencable T_OBJECT_OPERATOR property_name argument_list
|
|
{ $$ = yylex.(*Parser).builder.NewMethodCall($1, $2, $3, $4) }
|
|
| array_object_dereferencable T_NULLSAFE_OBJECT_OPERATOR property_name argument_list
|
|
{ $$ = yylex.(*Parser).builder.NewNullsafeMethodCall($1, $2, $3, $4) }
|
|
| function_call
|
|
{ $$ = $1 }
|
|
;
|
|
|
|
variable:
|
|
callable_variable
|
|
{ $$ = $1 }
|
|
| static_member
|
|
{ $$ = $1 }
|
|
| array_object_dereferencable T_OBJECT_OPERATOR property_name
|
|
{ $$ = yylex.(*Parser).builder.NewPropertyFetch($1, $2, $3) }
|
|
| array_object_dereferencable T_NULLSAFE_OBJECT_OPERATOR property_name
|
|
{ $$ = yylex.(*Parser).builder.NewNullsafePropertyFetch($1, $2, $3) }
|
|
;
|
|
|
|
simple_variable:
|
|
plain_variable
|
|
{
|
|
$$ = &ast.ExprVariable{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenPosition($1),
|
|
Name: &ast.Identifier{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenPosition($1),
|
|
IdentifierTkn: $1,
|
|
Value: $1.Value,
|
|
},
|
|
}
|
|
}
|
|
| '$' '{' expr '}'
|
|
{
|
|
$$ = &ast.ExprVariable{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokensPosition($1, $4),
|
|
DollarTkn: $1,
|
|
OpenCurlyBracketTkn: $2,
|
|
Name: $3,
|
|
CloseCurlyBracketTkn: $4,
|
|
}
|
|
}
|
|
| '$' simple_variable
|
|
{
|
|
$$ = &ast.ExprVariable{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenNodePosition($1, $2),
|
|
DollarTkn: $1,
|
|
Name: $2,
|
|
}
|
|
}
|
|
;
|
|
|
|
static_member:
|
|
class_name_or_var T_PAAMAYIM_NEKUDOTAYIM simple_variable
|
|
{
|
|
$$ = &ast.ExprStaticPropertyFetch{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodesPosition($1, $3),
|
|
Class: $1,
|
|
DoubleColonTkn: $2,
|
|
Prop: $3,
|
|
}
|
|
}
|
|
;
|
|
|
|
new_variable:
|
|
simple_variable
|
|
{
|
|
$$ = $1
|
|
}
|
|
| new_variable '[' optional_expr ']'
|
|
{
|
|
$$ = &ast.ExprArrayDimFetch{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodeTokenPosition($1, $4),
|
|
Var: $1,
|
|
OpenBracketTkn: $2,
|
|
Dim: $3,
|
|
CloseBracketTkn: $4,
|
|
}
|
|
}
|
|
| new_variable '{' expr '}'
|
|
{
|
|
yylex.(*Parser).Error("Array and string offset access syntax with curly braces is no longer supported")
|
|
|
|
$$ = &ast.ExprArrayDimFetch{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodeTokenPosition($1, $4),
|
|
Var: $1,
|
|
OpenBracketTkn: $2,
|
|
Dim: $3,
|
|
CloseBracketTkn: $4,
|
|
}
|
|
}
|
|
| new_variable T_OBJECT_OPERATOR property_name
|
|
{
|
|
$$ = yylex.(*Parser).builder.NewPropertyFetch($1, $2, $3)
|
|
}
|
|
| new_variable T_NULLSAFE_OBJECT_OPERATOR property_name
|
|
{
|
|
$$ = yylex.(*Parser).builder.NewNullsafePropertyFetch($1, $2, $3)
|
|
}
|
|
| class_name T_PAAMAYIM_NEKUDOTAYIM simple_variable
|
|
{
|
|
$$ = &ast.ExprStaticPropertyFetch{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodesPosition($1, $3),
|
|
Class: $1,
|
|
DoubleColonTkn: $2,
|
|
Prop: $3,
|
|
}
|
|
}
|
|
| new_variable T_PAAMAYIM_NEKUDOTAYIM simple_variable
|
|
{
|
|
$$ = &ast.ExprStaticPropertyFetch{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodesPosition($1, $3),
|
|
Class: $1,
|
|
DoubleColonTkn: $2,
|
|
Prop: $3,
|
|
}
|
|
}
|
|
;
|
|
|
|
member_name:
|
|
identifier_ex { $$ = yylex.(*Parser).builder.NewIdentifier($1) }
|
|
| '{' expr '}' { $$ = yylex.(*Parser).builder.NewBracket($1, $2, $3) }
|
|
| simple_variable { $$ = $1 }
|
|
;
|
|
|
|
property_name:
|
|
identifier { $$ = yylex.(*Parser).builder.NewIdentifier($1) }
|
|
| '{' expr '}' { $$ = yylex.(*Parser).builder.NewBracket($1, $2, $3) }
|
|
| simple_variable { $$ = $1 }
|
|
;
|
|
|
|
array_pair_list:
|
|
non_empty_array_pair_list
|
|
{
|
|
pairList := $1.(*ParserSeparatedList)
|
|
fistPair := pairList.Items[0].(*ast.ExprArrayItem)
|
|
|
|
if fistPair.Key == nil && fistPair.Val == nil && len(pairList.Items) == 1 {
|
|
pairList.Items = nil
|
|
}
|
|
|
|
$$ = $1
|
|
}
|
|
;
|
|
|
|
possible_array_pair:
|
|
/* empty */ { $$ = &ast.ExprArrayItem{} }
|
|
| array_pair { $$ = $1}
|
|
;
|
|
|
|
non_empty_array_pair_list:
|
|
non_empty_array_pair_list ',' possible_array_pair
|
|
{ $$ = yylex.(*Parser).builder.AppendToSeparatedList($1, $2, $3) }
|
|
| possible_array_pair
|
|
{ $$ = yylex.(*Parser).builder.NewSeparatedList($1) }
|
|
;
|
|
|
|
array_pair:
|
|
expr T_DOUBLE_ARROW expr
|
|
{
|
|
$$ = &ast.ExprArrayItem{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodesPosition($1, $3),
|
|
Key: $1,
|
|
DoubleArrowTkn: $2,
|
|
Val: $3,
|
|
}
|
|
}
|
|
| expr
|
|
{
|
|
$$ = &ast.ExprArrayItem{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodePosition($1),
|
|
Val: $1,
|
|
}
|
|
}
|
|
| expr T_DOUBLE_ARROW T_AMPERSAND_FOLLOWED_BY_VAR_OR_VARARG variable
|
|
{
|
|
$$ = &ast.ExprArrayItem{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodesPosition($1, $4),
|
|
Key: $1,
|
|
DoubleArrowTkn: $2,
|
|
AmpersandTkn: $3,
|
|
Val: $4,
|
|
}
|
|
}
|
|
| T_AMPERSAND_FOLLOWED_BY_VAR_OR_VARARG variable
|
|
{
|
|
$$ = &ast.ExprArrayItem{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenNodePosition($1, $2),
|
|
AmpersandTkn: $1,
|
|
Val: $2,
|
|
}
|
|
}
|
|
| T_ELLIPSIS expr
|
|
{
|
|
$$ = &ast.ExprArrayItem{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenNodePosition($1, $2),
|
|
EllipsisTkn: $1,
|
|
Val: $2,
|
|
}
|
|
}
|
|
| expr T_DOUBLE_ARROW T_LIST '(' array_pair_list ')'
|
|
{
|
|
$$ = &ast.ExprArrayItem{
|
|
Position: yylex.(*Parser).builder.Pos.NewNodeTokenPosition($1, $6),
|
|
Key: $1,
|
|
DoubleArrowTkn: $2,
|
|
Val: &ast.ExprList{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokensPosition($3, $6),
|
|
ListTkn: $3,
|
|
OpenBracketTkn: $4,
|
|
Items: $5.(*ParserSeparatedList).Items,
|
|
SeparatorTkns: $5.(*ParserSeparatedList).SeparatorTkns,
|
|
CloseBracketTkn: $6,
|
|
},
|
|
}
|
|
}
|
|
| T_LIST '(' array_pair_list ')'
|
|
{
|
|
$$ = &ast.ExprArrayItem{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokensPosition($1, $4),
|
|
Val: &ast.ExprList{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokensPosition($1, $4),
|
|
ListTkn: $1,
|
|
OpenBracketTkn: $2,
|
|
Items: $3.(*ParserSeparatedList).Items,
|
|
SeparatorTkns: $3.(*ParserSeparatedList).SeparatorTkns,
|
|
CloseBracketTkn: $4,
|
|
},
|
|
}
|
|
}
|
|
;
|
|
|
|
encaps_list:
|
|
encaps_list encaps_var
|
|
{
|
|
$$ = append($1, $2)
|
|
}
|
|
| encaps_list T_ENCAPSED_AND_WHITESPACE
|
|
{
|
|
$$ = append(
|
|
$1,
|
|
&ast.ScalarEncapsedStringPart{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenPosition($2),
|
|
EncapsedStrTkn: $2,
|
|
Value: $2.Value,
|
|
},
|
|
)
|
|
}
|
|
| encaps_var
|
|
{
|
|
$$ = []ast.Vertex{$1}
|
|
}
|
|
| T_ENCAPSED_AND_WHITESPACE encaps_var
|
|
{
|
|
$$ = []ast.Vertex{
|
|
&ast.ScalarEncapsedStringPart{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenPosition($1),
|
|
EncapsedStrTkn: $1,
|
|
Value: $1.Value,
|
|
},
|
|
$2,
|
|
}
|
|
}
|
|
;
|
|
|
|
encaps_var:
|
|
plain_variable
|
|
{
|
|
$$ = &ast.ExprVariable{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenPosition($1),
|
|
Name: &ast.Identifier{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenPosition($1),
|
|
IdentifierTkn: $1,
|
|
Value: $1.Value,
|
|
},
|
|
}
|
|
}
|
|
| plain_variable '[' encaps_var_offset ']'
|
|
{
|
|
$$ = &ast.ExprArrayDimFetch{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokensPosition($1, $4),
|
|
Var: &ast.ExprVariable{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenPosition($1),
|
|
Name: &ast.Identifier{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenPosition($1),
|
|
IdentifierTkn: $1,
|
|
Value: $1.Value,
|
|
},
|
|
},
|
|
OpenBracketTkn: $2,
|
|
Dim: $3,
|
|
CloseBracketTkn: $4,
|
|
}
|
|
}
|
|
| plain_variable T_OBJECT_OPERATOR identifier
|
|
{
|
|
$$ = yylex.(*Parser).builder.NewPropertyFetchFromTokens($1, $2, $3)
|
|
}
|
|
| plain_variable T_NULLSAFE_OBJECT_OPERATOR identifier
|
|
{
|
|
$$ = yylex.(*Parser).builder.NewNullsafePropertyFetchFromTokens($1, $2, $3)
|
|
}
|
|
| T_DOLLAR_OPEN_CURLY_BRACES expr '}'
|
|
{
|
|
$$ = &ast.ScalarEncapsedStringVar{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokensPosition($1, $3),
|
|
DollarOpenCurlyBracketTkn: $1,
|
|
Name: $2,
|
|
CloseCurlyBracketTkn: $3,
|
|
}
|
|
}
|
|
| T_DOLLAR_OPEN_CURLY_BRACES T_STRING_VARNAME '}'
|
|
{
|
|
$$ = &ast.ScalarEncapsedStringVar{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokensPosition($1, $3),
|
|
DollarOpenCurlyBracketTkn: $1,
|
|
Name: &ast.Identifier{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenPosition($2),
|
|
IdentifierTkn: $2,
|
|
Value: $2.Value,
|
|
},
|
|
CloseCurlyBracketTkn: $3,
|
|
}
|
|
}
|
|
| T_DOLLAR_OPEN_CURLY_BRACES T_STRING_VARNAME '[' expr ']' '}'
|
|
{
|
|
$$ = &ast.ScalarEncapsedStringVar{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokensPosition($1, $3),
|
|
DollarOpenCurlyBracketTkn: $1,
|
|
Name: &ast.Identifier{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenPosition($2),
|
|
IdentifierTkn: $2,
|
|
Value: $2.Value,
|
|
},
|
|
OpenSquareBracketTkn: $3,
|
|
Dim: $4,
|
|
CloseSquareBracketTkn: $5,
|
|
CloseCurlyBracketTkn: $6,
|
|
}
|
|
}
|
|
| T_CURLY_OPEN variable '}'
|
|
{
|
|
$$ = &ast.ScalarEncapsedStringBrackets{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokensPosition($1, $3),
|
|
OpenCurlyBracketTkn: $1,
|
|
Var: $2,
|
|
CloseCurlyBracketTkn: $3,
|
|
}
|
|
}
|
|
;
|
|
|
|
encaps_var_offset:
|
|
identifier
|
|
{
|
|
$$ = &ast.ScalarString{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenPosition($1),
|
|
StringTkn: $1,
|
|
Value: $1.Value,
|
|
}
|
|
}
|
|
| T_NUM_STRING
|
|
{
|
|
// TODO: add option to handle 64 bit integer
|
|
if _, err := strconv.Atoi(string($1.Value)); err == nil {
|
|
$$ = &ast.ScalarLnumber{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenPosition($1),
|
|
NumberTkn: $1,
|
|
Value: $1.Value,
|
|
}
|
|
} else {
|
|
$$ = &ast.ScalarString{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenPosition($1),
|
|
StringTkn: $1,
|
|
Value: $1.Value,
|
|
}
|
|
}
|
|
}
|
|
| '-' T_NUM_STRING
|
|
{
|
|
_, err := strconv.Atoi(string($2.Value));
|
|
isInt := err == nil
|
|
|
|
if isInt {
|
|
$$ = &ast.ExprUnaryMinus{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokensPosition($1, $2),
|
|
MinusTkn: $1,
|
|
Expr: &ast.ScalarLnumber{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenPosition($2),
|
|
NumberTkn: $2,
|
|
Value: $2.Value,
|
|
},
|
|
}
|
|
} else {
|
|
$$ = &ast.ScalarString{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokensPosition($1, $2),
|
|
MinusTkn: $1,
|
|
StringTkn: $2,
|
|
Value: append([]byte("-"), $2.Value...),
|
|
}
|
|
}
|
|
}
|
|
| plain_variable
|
|
{
|
|
$$ = &ast.ExprVariable{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenPosition($1),
|
|
Name: &ast.Identifier{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenPosition($1),
|
|
IdentifierTkn: $1,
|
|
Value: $1.Value,
|
|
},
|
|
}
|
|
}
|
|
;
|
|
|
|
internal_functions_in_yacc:
|
|
T_ISSET '(' isset_variables optional_comma ')'
|
|
{
|
|
if $4 != nil {
|
|
$3.(*ParserSeparatedList).SeparatorTkns = append($3.(*ParserSeparatedList).SeparatorTkns, $4)
|
|
}
|
|
|
|
$$ = &ast.ExprIsset{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokensPosition($1, $5),
|
|
IssetTkn: $1,
|
|
OpenParenthesisTkn: $2,
|
|
Vars: $3.(*ParserSeparatedList).Items,
|
|
SeparatorTkns: $3.(*ParserSeparatedList).SeparatorTkns,
|
|
CloseParenthesisTkn: $5,
|
|
}
|
|
}
|
|
| T_EMPTY '(' expr ')'
|
|
{
|
|
$$ = &ast.ExprEmpty{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokensPosition($1, $4),
|
|
EmptyTkn: $1,
|
|
OpenParenthesisTkn: $2,
|
|
Expr: $3,
|
|
CloseParenthesisTkn: $4,
|
|
}
|
|
}
|
|
| T_INCLUDE expr
|
|
{
|
|
$$ = &ast.ExprInclude{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenNodePosition($1, $2),
|
|
IncludeTkn: $1,
|
|
Expr: $2,
|
|
}
|
|
}
|
|
| T_INCLUDE_ONCE expr
|
|
{
|
|
$$ = &ast.ExprIncludeOnce{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenNodePosition($1, $2),
|
|
IncludeOnceTkn: $1,
|
|
Expr: $2,
|
|
}
|
|
}
|
|
| T_EVAL '(' expr ')'
|
|
{
|
|
$$ = &ast.ExprEval{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokensPosition($1, $4),
|
|
EvalTkn: $1,
|
|
OpenParenthesisTkn: $2,
|
|
Expr: $3,
|
|
CloseParenthesisTkn: $4,
|
|
}
|
|
}
|
|
| T_REQUIRE expr
|
|
{
|
|
$$ = &ast.ExprRequire{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenNodePosition($1, $2),
|
|
RequireTkn: $1,
|
|
Expr: $2,
|
|
}
|
|
}
|
|
| T_REQUIRE_ONCE expr
|
|
{
|
|
$$ = &ast.ExprRequireOnce{
|
|
Position: yylex.(*Parser).builder.Pos.NewTokenNodePosition($1, $2),
|
|
RequireOnceTkn: $1,
|
|
Expr: $2,
|
|
}
|
|
}
|
|
;
|
|
|
|
isset_variables:
|
|
isset_variable { $$ = yylex.(*Parser).builder.NewSeparatedList($1) }
|
|
| isset_variables ',' isset_variable { $$ = yylex.(*Parser).builder.AppendToSeparatedList($1, $2, $3) }
|
|
;
|
|
|
|
isset_variable:
|
|
expr { $$ = $1 }
|
|
;
|
|
|
|
/////////////////////////////////////////////////////////////////////////
|
|
|
|
%%
|