%{
package php7
import (
"strconv"
"github.com/z7zmey/php-parser/pkg/ast"
"github.com/z7zmey/php-parser/pkg/token"
)
%}
%union{
node ast.Vertex
token *token.Token
list []ast.Vertex
}
%token <token> T_INCLUDE
%token <token> T_INCLUDE_ONCE
%token <token> T_EXIT
%token <token> T_IF
%token <token> T_LNUMBER
%token <token> T_DNUMBER
%token <token> T_STRING
%token <token> T_STRING_VARNAME
%token <token> T_VARIABLE
%token <token> T_NUM_STRING
%token <token> T_INLINE_HTML
%token <token> T_CHARACTER
%token <token> T_BAD_CHARACTER
%token <token> T_ENCAPSED_AND_WHITESPACE
%token <token> T_CONSTANT_ENCAPSED_STRING
%token <token> T_ECHO
%token <token> T_DO
%token <token> T_WHILE
%token <token> T_ENDWHILE
%token <token> T_FOR
%token <token> T_ENDFOR
%token <token> T_FOREACH
%token <token> T_ENDFOREACH
%token <token> T_DECLARE
%token <token> T_ENDDECLARE
%token <token> T_AS
%token <token> T_SWITCH
%token <token> T_ENDSWITCH
%token <token> T_CASE
%token <token> T_DEFAULT
%token <token> T_BREAK
%token <token> T_CONTINUE
%token <token> T_GOTO
%token <token> T_FUNCTION
%token <token> T_FN
%token <token> T_CONST
%token <token> T_RETURN
%token <token> T_TRY
%token <token> T_CATCH
%token <token> T_FINALLY
%token <token> T_THROW
%token <token> T_USE
%token <token> T_INSTEADOF
%token <token> T_GLOBAL
%token <token> T_VAR
%token <token> T_UNSET
%token <token> T_ISSET
%token <token> T_EMPTY
%token <token> T_HALT_COMPILER
%token <token> T_CLASS
%token <token> T_TRAIT
%token <token> T_INTERFACE
%token <token> T_EXTENDS
%token <token> T_IMPLEMENTS
%token <token> T_OBJECT_OPERATOR
%token <token> T_DOUBLE_ARROW
%token <token> T_LIST
%token <token> T_ARRAY
%token <token> T_CALLABLE
%token <token> T_CLASS_C
%token <token> T_TRAIT_C
%token <token> T_METHOD_C
%token <token> T_FUNC_C
%token <token> T_LINE
%token <token> T_FILE
%token <token> T_COMMENT
%token <token> T_DOC_COMMENT
%token <token> T_OPEN_TAG
%token <token> T_OPEN_TAG_WITH_ECHO
%token <token> T_CLOSE_TAG
%token <token> T_WHITESPACE
%token <token> T_START_HEREDOC
%token <token> T_END_HEREDOC
%token <token> T_DOLLAR_OPEN_CURLY_BRACES
%token <token> T_CURLY_OPEN
%token <token> T_PAAMAYIM_NEKUDOTAYIM
%token <token> T_NAMESPACE
%token <token> T_NS_C
%token <token> T_DIR
%token <token> T_NS_SEPARATOR
%token <token> T_ELLIPSIS
%token <token> T_EVAL
%token <token> T_REQUIRE
%token <token> T_REQUIRE_ONCE
%token <token> T_LOGICAL_OR
%token <token> T_LOGICAL_XOR
%token <token> T_LOGICAL_AND
%token <token> T_INSTANCEOF
%token <token> T_NEW
%token <token> T_CLONE
%token <token> T_ELSEIF
%token <token> T_ELSE
%token <token> T_ENDIF
%token <token> T_PRINT
%token <token> T_YIELD
%token <token> T_STATIC
%token <token> T_ABSTRACT
%token <token> T_FINAL
%token <token> T_PRIVATE
%token <token> T_PROTECTED
%token <token> T_PUBLIC
%token <token> T_INC
%token <token> T_DEC
%token <token> T_YIELD_FROM
%token <token> T_INT_CAST
%token <token> T_DOUBLE_CAST
%token <token> T_STRING_CAST
%token <token> T_ARRAY_CAST
%token <token> T_OBJECT_CAST
%token <token> T_BOOL_CAST
%token <token> T_UNSET_CAST
%token <token> T_COALESCE
%token <token> T_SPACESHIP
%token <token> T_NOELSE
%token <token> T_PLUS_EQUAL
%token <token> T_MINUS_EQUAL
%token <token> T_MUL_EQUAL
%token <token> T_POW_EQUAL
%token <token> T_DIV_EQUAL
%token <token> T_CONCAT_EQUAL
%token <token> T_MOD_EQUAL
%token <token> T_AND_EQUAL
%token <token> T_OR_EQUAL
%token <token> T_XOR_EQUAL
%token <token> T_SL_EQUAL
%token <token> T_SR_EQUAL
%token <token> T_COALESCE_EQUAL
%token <token> T_BOOLEAN_OR
%token <token> T_BOOLEAN_AND
%token <token> T_POW
%token <token> T_SL
%token <token> T_SR
%token <token> T_IS_IDENTICAL
%token <token> T_IS_NOT_IDENTICAL
%token <token> T_IS_EQUAL
%token <token> T_IS_NOT_EQUAL
%token <token> T_IS_SMALLER_OR_EQUAL
%token <token> T_IS_GREATER_OR_EQUAL
%token <token> '"'
%token <token> '`'
%token <token> '{'
%token <token> '}'
%token <token> ';'
%token <token> ':'
%token <token> '('
%token <token> ')'
%token <token> '['
%token <token> ']'
%token <token> '?'
%token <token> '&'
%token <token> '-'
%token <token> '+'
%token <token> '!'
%token <token> '~'
%token <token> '@'
%token <token> '$'
%token <token> ','
%token <token> '|'
%token <token> '='
%token <token> '^'
%token <token> '*'
%token <token> '/'
%token <token> '%'
%token <token> '<'
%token <token> '>'
%token <token> '.'
%left T_INCLUDE T_INCLUDE_ONCE T_EVAL T_REQUIRE T_REQUIRE_ONCE
%left ','
%left T_LOGICAL_OR
%left T_LOGICAL_XOR
%left T_LOGICAL_AND
%right T_PRINT
%right T_YIELD
%right T_DOUBLE_ARROW
%right T_YIELD_FROM
%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
%left '?' ':'
%right T_COALESCE
%left T_BOOLEAN_OR
%left T_BOOLEAN_AND
%left '|'
%left '^'
%left '&'
%nonassoc T_IS_EQUAL T_IS_NOT_EQUAL T_IS_IDENTICAL T_IS_NOT_IDENTICAL T_SPACESHIP
%nonassoc '<' T_IS_SMALLER_OR_EQUAL '>' T_IS_GREATER_OR_EQUAL
%left T_SL T_SR
%left '+' '-' '.'
%left '*' '/' '%'
%right '!'
%nonassoc T_INSTANCEOF
%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 '@'
%right T_POW
%right '['
%nonassoc T_NEW T_CLONE
%left T_NOELSE
%left T_ELSEIF
%left T_ELSE
%left T_ENDIF
%right T_STATIC T_ABSTRACT T_FINAL T_PRIVATE T_PROTECTED T_PUBLIC
%type <token> is_reference is_variadic returns_ref
%type <token> reserved_non_modifiers
%type <token> semi_reserved
%type <token> identifier
%type <token> possible_comma
%type <token> case_separator
%type <node> top_statement name statement function_declaration_statement
%type <node> class_declaration_statement trait_declaration_statement
%type <node> interface_declaration_statement
%type <node> group_use_declaration inline_use_declaration
%type <node> mixed_group_use_declaration use_declaration unprefixed_use_declaration
%type <node> const_decl inner_statement for_exprs non_empty_for_exprs
%type <node> expr optional_expr parameter_list non_empty_parameter_list
%type <node> declare_statement finally_statement unset_variable variable
%type <node> parameter optional_type argument expr_without_variable global_var_list global_var
%type <node> static_var_list static_var class_statement trait_adaptation trait_precedence trait_alias
%type <node> absolute_trait_method_reference trait_method_reference property echo_expr
%type <node> new_expr anonymous_class class_name class_name_reference simple_variable
%type <node> internal_functions_in_yacc non_empty_array_pair_list array_pair_list
%type <node> exit_expr scalar lexical_var function_call member_name property_name
%type <node> variable_class_name dereferencable_scalar constant dereferencable
%type <node> callable_expr callable_variable static_member new_variable
%type <node> encaps_var encaps_var_offset echo_expr_list catch_name_list name_list
%type <node> if_stmt const_list non_empty_argument_list property_list
%type <node> alt_if_stmt lexical_var_list isset_variables class_const_list
%type <node> if_stmt_without_else unprefixed_use_declarations inline_use_declarations use_declarations
%type <node> class_const_decl namespace_name
%type <node> alt_if_stmt_without_else
%type <node> array_pair possible_array_pair
%type <node> isset_variable type return_type type_expr
%type <node> class_modifier
%type <node> argument_list ctor_arguments
%type <node> trait_adaptations
%type <node> switch_case_list
%type <node> method_body
%type <node> foreach_statement for_statement while_statement
%type <node> inline_function
%type <node> unset_variables
%type <node> extends_from
%type <node> implements_list
%type <node> interface_extends_list
%type <node> lexical_vars
%type <node> member_modifier
%type <node> use_type
%type <node> foreach_variable
%type <list> encaps_list backticks_expr catch_list
%type <list> case_list trait_adaptation_list
%type <list> top_statement_list
%type <list> inner_statement_list class_statement_list
%type <list> method_modifiers variable_modifiers
%type <list> non_empty_member_modifiers class_modifiers
%%
/////////////////////////////////////////////////////////////////////////
start:
top_statement_list
{
yylex.(*Parser).currentToken.Value = nil
yylex.(*Parser).rootNode = &ast.Root{
Position: yylex.(*Parser).builder.NewNodeListPosition($1),
Stmts: $1,
EndTkn: yylex.(*Parser).currentToken,
}
}
;
reserved_non_modifiers:
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}
| 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}
| 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}
| 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}
| 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 {$$=$1}
| T_ARRAY {$$=$1} | T_CALLABLE {$$=$1} | T_EXTENDS {$$=$1} | T_IMPLEMENTS {$$=$1} | T_NAMESPACE {$$=$1} | T_TRAIT {$$=$1} | T_INTERFACE {$$=$1} | T_CLASS {$$=$1}
| T_CLASS_C {$$=$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}
;
semi_reserved:
reserved_non_modifiers
{
$$ = $1
}
| T_STATIC {$$=$1} | T_ABSTRACT {$$=$1} | T_FINAL {$$=$1} | T_PRIVATE {$$=$1} | T_PROTECTED {$$=$1} | T_PUBLIC {$$=$1}
;
identifier:
T_STRING
{
$$ = $1
}
| semi_reserved
{
$$ = $1
}
;
top_statement_list:
top_statement_list top_statement
{
if $2 != nil {
$$ = append($1, $2)
}
}
| /* empty */
{
$$ = []ast.Vertex{}
}
;
namespace_name:
T_STRING
{
$$ = &ParserSeparatedList{
Items: []ast.Vertex{
&ast.NamePart{
Position: yylex.(*Parser).builder.NewTokenPosition($1),
StringTkn: $1,
Value: $1.Value,
},
},
}
}
| namespace_name T_NS_SEPARATOR T_STRING
{
part := &ast.NamePart{
Position: yylex.(*Parser).builder.NewTokenPosition($3),
StringTkn: $3,
Value: $3.Value,
}
$1.(*ParserSeparatedList).SeparatorTkns = append($1.(*ParserSeparatedList).SeparatorTkns, $2)
$1.(*ParserSeparatedList).Items = append($1.(*ParserSeparatedList).Items, part)
$$ = $1
}
;
name:
namespace_name
{
$$ = &ast.Name{
Position: yylex.(*Parser).builder.NewNodeListPosition($1.(*ParserSeparatedList).Items),
Parts: $1.(*ParserSeparatedList).Items,
SeparatorTkns: $1.(*ParserSeparatedList).SeparatorTkns,
}
}
| T_NAMESPACE T_NS_SEPARATOR namespace_name
{
$$ = &ast.NameRelative{
Position: yylex.(*Parser).builder.NewTokenNodeListPosition($1, $3.(*ParserSeparatedList).Items),
NsTkn: $1,
NsSeparatorTkn: $2,
Parts: $3.(*ParserSeparatedList).Items,
SeparatorTkns: $3.(*ParserSeparatedList).SeparatorTkns,
}
}
| T_NS_SEPARATOR namespace_name
{
$$ = &ast.NameFullyQualified{
Position: yylex.(*Parser).builder.NewTokenNodeListPosition($1, $2.(*ParserSeparatedList).Items),
NsSeparatorTkn: $1,
Parts: $2.(*ParserSeparatedList).Items,
SeparatorTkns: $2.(*ParserSeparatedList).SeparatorTkns,
}
}
;
top_statement:
error
{
// error
$$ = nil
}
| statement
{
$$ = $1
}
| function_declaration_statement
{
$$ = $1
}
| class_declaration_statement
{
$$ = $1
}
| trait_declaration_statement
{
$$ = $1
}
| interface_declaration_statement
{
$$ = $1
}
| T_HALT_COMPILER '(' ')' ';'
{
$$ = &ast.StmtHaltCompiler{
Position: yylex.(*Parser).builder.NewTokensPosition($1, $4),
HaltCompilerTkn: $1,
OpenParenthesisTkn: $2,
CloseParenthesisTkn: $3,
SemiColonTkn: $4,
}
}
| T_NAMESPACE namespace_name ';'
{
$$ = &ast.StmtNamespace{
Position: yylex.(*Parser).builder.NewTokensPosition($1, $3),
NsTkn: $1,
Name: &ast.Name{
Position: yylex.(*Parser).builder.NewNodeListPosition($2.(*ParserSeparatedList).Items),
Parts: $2.(*ParserSeparatedList).Items,
SeparatorTkns: $2.(*ParserSeparatedList).SeparatorTkns,
},
SemiColonTkn: $3,
}
}
| T_NAMESPACE namespace_name '{' top_statement_list '}'
{
$$ = &ast.StmtNamespace{
Position: yylex.(*Parser).builder.NewTokensPosition($1, $5),
NsTkn: $1,
Name: &ast.Name{
Position: yylex.(*Parser).builder.NewNodeListPosition($2.(*ParserSeparatedList).Items),
Parts: $2.(*ParserSeparatedList).Items,
SeparatorTkns: $2.(*ParserSeparatedList).SeparatorTkns,
},
OpenCurlyBracketTkn: $3,
Stmts: $4,
CloseCurlyBracketTkn: $5,
}
}
| T_NAMESPACE '{' top_statement_list '}'
{
$$ = &ast.StmtNamespace{
Position: yylex.(*Parser).builder.NewTokensPosition($1, $4),
NsTkn: $1,
OpenCurlyBracketTkn: $2,
Stmts: $3,
CloseCurlyBracketTkn: $4,
}
}
| T_USE mixed_group_use_declaration ';'
{
use := $2.(*ast.StmtGroupUseList)
use.Position = yylex.(*Parser).builder.NewTokensPosition($1, $3)
use.UseTkn = $1
use.SemiColonTkn = $3
$$ = $2
}
| T_USE use_type group_use_declaration ';'
{
use := $3.(*ast.StmtGroupUseList)
use.Position = yylex.(*Parser).builder.NewTokensPosition($1, $4)
use.UseTkn = $1
use.Type = $2
use.SemiColonTkn = $4
$$ = $3
}
| T_USE use_declarations ';'
{
$$ = &ast.StmtUseList{
Position: yylex.(*Parser).builder.NewTokensPosition($1, $3),
UseTkn: $1,
Uses: $2.(*ParserSeparatedList).Items,
SeparatorTkns: $2.(*ParserSeparatedList).SeparatorTkns,
SemiColonTkn: $3,
}
}
| T_USE use_type use_declarations ';'
{
$$ = &ast.StmtUseList{
Position: yylex.(*Parser).builder.NewTokensPosition($1, $4),
UseTkn: $1,
Type: $2,
Uses: $3.(*ParserSeparatedList).Items,
SeparatorTkns: $3.(*ParserSeparatedList).SeparatorTkns,
SemiColonTkn: $4,
}
}
| T_CONST const_list ';'
{
$$ = &ast.StmtConstList{
Position: yylex.(*Parser).builder.NewTokensPosition($1, $3),
ConstTkn: $1,
Consts: $2.(*ParserSeparatedList).Items,
SeparatorTkns: $2.(*ParserSeparatedList).SeparatorTkns,
SemiColonTkn: $3,
}
}
;
use_type:
T_FUNCTION
{
$$ = &ast.Identifier{
Position: yylex.(*Parser).builder.NewTokenPosition($1),
IdentifierTkn: $1,
Value: $1.Value,
}
}
| T_CONST
{
$$ = &ast.Identifier{
Position: yylex.(*Parser).builder.NewTokenPosition($1),
IdentifierTkn: $1,
Value: $1.Value,
}
}
;
group_use_declaration:
namespace_name T_NS_SEPARATOR '{' unprefixed_use_declarations possible_comma '}'
{
if $5 != nil {
$4.(*ParserSeparatedList).SeparatorTkns = append($4.(*ParserSeparatedList).SeparatorTkns, $5)
}
$$ = &ast.StmtGroupUseList{
Position: yylex.(*Parser).builder.NewNodeListTokenPosition($1.(*ParserSeparatedList).Items, $6),
Prefix: &ast.Name{
Position: yylex.(*Parser).builder.NewNodeListPosition($1.(*ParserSeparatedList).Items),
Parts: $1.(*ParserSeparatedList).Items,
SeparatorTkns: $1.(*ParserSeparatedList).SeparatorTkns,
},
NsSeparatorTkn: $2,
OpenCurlyBracketTkn: $3,
Uses: $4.(*ParserSeparatedList).Items,
SeparatorTkns: $4.(*ParserSeparatedList).SeparatorTkns,
CloseCurlyBracketTkn: $6,
}
}
| T_NS_SEPARATOR namespace_name T_NS_SEPARATOR '{' unprefixed_use_declarations possible_comma '}'
{
if $6 != nil {
$5.(*ParserSeparatedList).SeparatorTkns = append($5.(*ParserSeparatedList).SeparatorTkns, $6)
}
$$ = &ast.StmtGroupUseList{
Position: yylex.(*Parser).builder.NewTokensPosition($1, $7),
LeadingNsSeparatorTkn: $1,
Prefix: &ast.Name{
Position: yylex.(*Parser).builder.NewNodeListPosition($2.(*ParserSeparatedList).Items),
Parts: $2.(*ParserSeparatedList).Items,
SeparatorTkns: $2.(*ParserSeparatedList).SeparatorTkns,
},
NsSeparatorTkn: $3,
OpenCurlyBracketTkn: $4,
Uses: $5.(*ParserSeparatedList).Items,
SeparatorTkns: $5.(*ParserSeparatedList).SeparatorTkns,
CloseCurlyBracketTkn: $7,
}
}
;
mixed_group_use_declaration:
namespace_name T_NS_SEPARATOR '{' inline_use_declarations possible_comma '}'
{
if $5 != nil {
$4.(*ParserSeparatedList).SeparatorTkns = append($4.(*ParserSeparatedList).SeparatorTkns, $5)
}
$$ = &ast.StmtGroupUseList{
Position: yylex.(*Parser).builder.NewNodeListTokenPosition($1.(*ParserSeparatedList).Items, $6),
Prefix: &ast.Name{
Position: yylex.(*Parser).builder.NewNodeListPosition($1.(*ParserSeparatedList).Items),
Parts: $1.(*ParserSeparatedList).Items,
SeparatorTkns: $1.(*ParserSeparatedList).SeparatorTkns,
},
NsSeparatorTkn: $2,
OpenCurlyBracketTkn: $3,
Uses: $4.(*ParserSeparatedList).Items,
SeparatorTkns: $4.(*ParserSeparatedList).SeparatorTkns,
CloseCurlyBracketTkn: $6,
}
}
| T_NS_SEPARATOR namespace_name T_NS_SEPARATOR '{' inline_use_declarations possible_comma '}'
{
if $6 != nil {
$5.(*ParserSeparatedList).SeparatorTkns = append($5.(*ParserSeparatedList).SeparatorTkns, $6)
}
$$ = &ast.StmtGroupUseList{
Position: yylex.(*Parser).builder.NewTokensPosition($1, $7),
LeadingNsSeparatorTkn: $1,
Prefix: &ast.Name{
Position: yylex.(*Parser).builder.NewNodeListPosition($2.(*ParserSeparatedList).Items),
Parts: $2.(*ParserSeparatedList).Items,
SeparatorTkns: $2.(*ParserSeparatedList).SeparatorTkns,
},
NsSeparatorTkn: $3,
OpenCurlyBracketTkn: $4,
Uses: $5.(*ParserSeparatedList).Items,
SeparatorTkns: $5.(*ParserSeparatedList).SeparatorTkns,
CloseCurlyBracketTkn: $7,
}
}
;
possible_comma:
/* empty */
{
$$ = nil
}
| ','
{
$$ = $1
}
;
inline_use_declarations:
inline_use_declarations ',' inline_use_declaration
{
$1.(*ParserSeparatedList).SeparatorTkns = append($1.(*ParserSeparatedList).SeparatorTkns, $2)
$1.(*ParserSeparatedList).Items = append($1.(*ParserSeparatedList).Items, $3)
$$ = $1
}
| inline_use_declaration
{
$$ = &ParserSeparatedList{
Items: []ast.Vertex{$1},
}
}
;
unprefixed_use_declarations:
unprefixed_use_declarations ',' unprefixed_use_declaration
{
$1.(*ParserSeparatedList).SeparatorTkns = append($1.(*ParserSeparatedList).SeparatorTkns, $2)
$1.(*ParserSeparatedList).Items = append($1.(*ParserSeparatedList).Items, $3)
$$ = $1
}
| unprefixed_use_declaration
{
$$ = &ParserSeparatedList{
Items: []ast.Vertex{$1},
}
}
;
use_declarations:
use_declarations ',' use_declaration
{
$1.(*ParserSeparatedList).SeparatorTkns = append($1.(*ParserSeparatedList).SeparatorTkns, $2)
$1.(*ParserSeparatedList).Items = append($1.(*ParserSeparatedList).Items, $3)
$$ = $1
}
| use_declaration
{
$$ = &ParserSeparatedList{
Items: []ast.Vertex{$1},
}
}
;
inline_use_declaration:
unprefixed_use_declaration
{
$$ = $1
}
| use_type unprefixed_use_declaration
{
decl := $2.(*ast.StmtUse)
decl.Type = $1
decl.Position = yylex.(*Parser).builder.NewNodesPosition($1, $2)
$$ = $2
}
;
unprefixed_use_declaration:
namespace_name
{
$$ = &ast.StmtUse{
Position: yylex.(*Parser).builder.NewNodeListPosition($1.(*ParserSeparatedList).Items),
Use: &ast.Name{
Position: yylex.(*Parser).builder.NewNodeListPosition($1.(*ParserSeparatedList).Items),
Parts: $1.(*ParserSeparatedList).Items,
SeparatorTkns: $1.(*ParserSeparatedList).SeparatorTkns,
},
}
}
| namespace_name T_AS T_STRING
{
$$ = &ast.StmtUse{
Position: yylex.(*Parser).builder.NewNodeListTokenPosition($1.(*ParserSeparatedList).Items, $3),
Use: &ast.Name{
Position: yylex.(*Parser).builder.NewNodeListPosition($1.(*ParserSeparatedList).Items),
Parts: $1.(*ParserSeparatedList).Items,
SeparatorTkns: $1.(*ParserSeparatedList).SeparatorTkns,
},
AsTkn: $2,
Alias: &ast.Identifier{
Position: yylex.(*Parser).builder.NewTokenPosition($3),
IdentifierTkn: $3,
Value: $3.Value,
},
}
}
;
use_declaration:
unprefixed_use_declaration
{
$$ = $1
}
| T_NS_SEPARATOR unprefixed_use_declaration
{
decl := $2.(*ast.StmtUse)
decl.NsSeparatorTkn = $1
decl.Position = yylex.(*Parser).builder.NewTokenNodePosition($1, $2)
$$ = $2
}
;
const_list:
const_list ',' const_decl
{
$1.(*ParserSeparatedList).SeparatorTkns = append($1.(*ParserSeparatedList).SeparatorTkns, $2)
$1.(*ParserSeparatedList).Items = append($1.(*ParserSeparatedList).Items, $3)
$$ = $1
}
| const_decl
{
$$ = &ParserSeparatedList{
Items: []ast.Vertex{$1},
}
}
;
inner_statement_list:
inner_statement_list inner_statement
{
if $2 != nil {
$$ = append($1, $2)
}
}
| /* empty */
{
$$ = []ast.Vertex{}
}
;
inner_statement:
error
{
// error
$$ = nil
}
| statement
{
$$ = $1
}
| function_declaration_statement
{
$$ = $1
}
| class_declaration_statement
{
$$ = $1
}
| trait_declaration_statement
{
$$ = $1
}
| interface_declaration_statement
{
$$ = $1
}
| T_HALT_COMPILER '(' ')' ';'
{
$$ = &ast.StmtHaltCompiler{
Position: yylex.(*Parser).builder.NewTokensPosition($1, $4),
HaltCompilerTkn: $1,
OpenParenthesisTkn: $2,
CloseParenthesisTkn: $3,
SemiColonTkn: $4,
}
}
statement:
'{' inner_statement_list '}'
{
$$ = &ast.StmtStmtList{
Position: yylex.(*Parser).builder.NewTokensPosition($1, $3),
OpenCurlyBracketTkn: $1,
Stmts: $2,
CloseCurlyBracketTkn: $3,
}
}
| if_stmt
{
$$ = $1
}
| alt_if_stmt
{
$$ = $1
}
| T_WHILE '(' expr ')' while_statement
{
$5.(*ast.StmtWhile).WhileTkn = $1
$5.(*ast.StmtWhile).OpenParenthesisTkn = $2
$5.(*ast.StmtWhile).Cond = $3
$5.(*ast.StmtWhile).CloseParenthesisTkn = $4
$5.(*ast.StmtWhile).Position = yylex.(*Parser).builder.NewTokenNodePosition($1, $5)
$$ = $5
}
| T_DO statement T_WHILE '(' expr ')' ';'
{
$$ = &ast.StmtDo{
Position: yylex.(*Parser).builder.NewTokensPosition($1, $7),
DoTkn: $1,
Stmt: $2,
WhileTkn: $3,
OpenParenthesisTkn: $4,
Cond: $5,
CloseParenthesisTkn: $6,
SemiColonTkn: $7,
}
}
| T_FOR '(' for_exprs ';' for_exprs ';' for_exprs ')' for_statement
{
$9.(*ast.StmtFor).ForTkn = $1
$9.(*ast.StmtFor).OpenParenthesisTkn = $2
$9.(*ast.StmtFor).Init = $3.(*ParserSeparatedList).Items
$9.(*ast.StmtFor).InitSeparatorTkns = $3.(*ParserSeparatedList).SeparatorTkns
$9.(*ast.StmtFor).InitSemiColonTkn = $4
$9.(*ast.StmtFor).Cond = $5.(*ParserSeparatedList).Items
$9.(*ast.StmtFor).CondSeparatorTkns = $5.(*ParserSeparatedList).SeparatorTkns
$9.(*ast.StmtFor).CondSemiColonTkn = $6
$9.(*ast.StmtFor).Loop = $7.(*ParserSeparatedList).Items
$9.(*ast.StmtFor).LoopSeparatorTkns = $7.(*ParserSeparatedList).SeparatorTkns
$9.(*ast.StmtFor).CloseParenthesisTkn = $8
$9.(*ast.StmtFor).Position = yylex.(*Parser).builder.NewTokenNodePosition($1, $9)
$$ = $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.NewTokenNodePosition($1, $5)
$$ = $5
}
| T_BREAK optional_expr ';'
{
$$ = &ast.StmtBreak{
Position: yylex.(*Parser).builder.NewTokensPosition($1, $3),
BreakTkn: $1,
Expr: $2,
SemiColonTkn: $3,
}
}
| T_CONTINUE optional_expr ';'
{
$$ = &ast.StmtContinue{
Position: yylex.(*Parser).builder.NewTokensPosition($1, $3),
ContinueTkn: $1,
Expr: $2,
SemiColonTkn: $3,
}
}
| T_RETURN optional_expr ';'
{
$$ = &ast.StmtReturn{
Position: yylex.(*Parser).builder.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.NewTokensPosition($1, $3)
$$ = $2
}
| T_STATIC static_var_list ';'
{
$2.(*ast.StmtStatic).StaticTkn = $1
$2.(*ast.StmtStatic).SemiColonTkn = $3
$2.(*ast.StmtStatic).Position = yylex.(*Parser).builder.NewTokensPosition($1, $3)
$$ = $2
}
| T_ECHO echo_expr_list ';'
{
$2.(*ast.StmtEcho).EchoTkn = $1
$2.(*ast.StmtEcho).SemiColonTkn = $3
$2.(*ast.StmtEcho).Position = yylex.(*Parser).builder.NewTokensPosition($1, $3)
$$ = $2
}
| T_INLINE_HTML
{
$$ = &ast.StmtInlineHtml{
Position: yylex.(*Parser).builder.NewTokenPosition($1),
InlineHtmlTkn: $1,
Value: $1.Value,
}
}
| expr ';'
{
$$ = &ast.StmtExpression{
Position: yylex.(*Parser).builder.NewNodeTokenPosition($1, $2),
Expr: $1,
SemiColonTkn: $2,
}
}
| T_UNSET '(' unset_variables possible_comma ')' ';'
{
$3.(*ast.StmtUnset).UnsetTkn = $1
$3.(*ast.StmtUnset).OpenParenthesisTkn = $2
if $4 != nil {
$3.(*ast.StmtUnset).SeparatorTkns = append($3.(*ast.StmtUnset).SeparatorTkns, $4)
}
$3.(*ast.StmtUnset).CloseParenthesisTkn = $5
$3.(*ast.StmtUnset).SemiColonTkn = $6
$3.(*ast.StmtUnset).Position = yylex.(*Parser).builder.NewTokensPosition($1, $6)
$$ = $3
}
| T_FOREACH '(' expr T_AS foreach_variable ')' foreach_statement
{
foreach := $7.(*ast.StmtForeach)
foreach.Position = yylex.(*Parser).builder.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
}
$$ = foreach
}
| T_FOREACH '(' expr T_AS variable T_DOUBLE_ARROW foreach_variable ')' foreach_statement
{
foreach := $9.(*ast.StmtForeach)
foreach.Position = yylex.(*Parser).builder.NewTokenNodePosition($1, $9)
foreach.ForeachTkn = $1
foreach.OpenParenthesisTkn = $2
foreach.Expr = $3
foreach.AsTkn = $4
foreach.Key = $5
foreach.DoubleArrowTkn = $6
foreach.Var = $7
foreach.CloseParenthesisTkn = $8
if val, ok := $7.(*ast.StmtForeach); ok {
foreach.AmpersandTkn = val.AmpersandTkn
foreach.Var = val.Var
}
$$ = 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.NewTokenNodePosition($1, $5)
$$ = $5
}
| ';'
{
$$ = &ast.StmtNop{
Position: yylex.(*Parser).builder.NewTokenPosition($1),
SemiColonTkn: $1,
}
}
| T_TRY '{' inner_statement_list '}' catch_list finally_statement
{
pos := yylex.(*Parser).builder.NewTokenNodeListPosition($1, $5)
if $6 != nil {
pos = yylex.(*Parser).builder.NewTokenNodePosition($1, $6)
}
$$ = &ast.StmtTry{
Position: pos,
TryTkn: $1,
OpenCurlyBracketTkn: $2,
Stmts: $3,
CloseCurlyBracketTkn: $4,
Catches: $5,
Finally: $6,
}
}
| T_THROW expr ';'
{
$$ = &ast.StmtThrow{
Position: yylex.(*Parser).builder.NewTokensPosition($1, $3),
ThrowTkn: $1,
Expr: $2,
SemiColonTkn: $3,
}
}
| T_GOTO T_STRING ';'
{
$$ = &ast.StmtGoto{
Position: yylex.(*Parser).builder.NewTokensPosition($1, $3),
GotoTkn: $1,
Label: &ast.Identifier{
Position: yylex.(*Parser).builder.NewTokenPosition($2),
IdentifierTkn: $2,
Value: $2.Value,
},
SemiColonTkn: $3,
}
}
| T_STRING ':'
{
$$ = &ast.StmtLabel{
Position: yylex.(*Parser).builder.NewTokensPosition($1, $2),
Name: &ast.Identifier{
Position: yylex.(*Parser).builder.NewTokenPosition($1),
IdentifierTkn: $1,
Value: $1.Value,
},
ColonTkn: $2,
}
}
catch_list:
/* empty */
{
$$ = []ast.Vertex{}
}
| catch_list T_CATCH '(' catch_name_list T_VARIABLE ')' '{' inner_statement_list '}'
{
catch := $4.(*ast.StmtCatch)
catch.CatchTkn = $2
catch.OpenParenthesisTkn = $3
catch.Var = &ast.ExprVariable{
Position: yylex.(*Parser).builder.NewTokenPosition($5),
Name: &ast.Identifier{
Position: yylex.(*Parser).builder.NewTokenPosition($5),
IdentifierTkn: $5,
Value: $5.Value,
},
}
catch.CloseParenthesisTkn = $6
catch.OpenCurlyBracketTkn = $7
catch.Stmts = $8
catch.CloseCurlyBracketTkn = $9
catch.Position = yylex.(*Parser).builder.NewTokensPosition($2, $9)
$$ = append($1, catch)
}
;
catch_name_list:
name
{
$$ = &ast.StmtCatch{
Types: []ast.Vertex{$1},
}
}
| catch_name_list '|' name
{
$1.(*ast.StmtCatch).SeparatorTkns = append($1.(*ast.StmtCatch).SeparatorTkns, $2)
$1.(*ast.StmtCatch).Types = append($1.(*ast.StmtCatch).Types, $3)
$$ = $1
}
;
finally_statement:
/* empty */
{
$$ = nil
}
| T_FINALLY '{' inner_statement_list '}'
{
$$ = &ast.StmtFinally{
Position: yylex.(*Parser).builder.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
{
$$ = $1
}
;
function_declaration_statement:
T_FUNCTION returns_ref T_STRING backup_doc_comment '(' parameter_list ')' return_type '{' inner_statement_list '}'
{
$$ = &ast.StmtFunction{
Position: yylex.(*Parser).builder.NewTokensPosition($1, $11),
FunctionTkn: $1,
AmpersandTkn: $2,
Name: &ast.Identifier{
Position: yylex.(*Parser).builder.NewTokenPosition($3),
IdentifierTkn: $3,
Value: $3.Value,
},
OpenParenthesisTkn: $5,
Params: $6.(*ParserSeparatedList).Items,
SeparatorTkns: $6.(*ParserSeparatedList).SeparatorTkns,
CloseParenthesisTkn: $7,
ColonTkn: $8.(*ReturnType).ColonTkn,
ReturnType: $8.(*ReturnType).Type,
OpenCurlyBracketTkn: $9,
Stmts: $10,
CloseCurlyBracketTkn: $11,
}
}
;
is_reference:
/* empty */
{
$$ = nil
}
| '&'
{
$$ = $1
}
;
is_variadic:
/* empty */
{
$$ = nil
}
| T_ELLIPSIS
{
$$ = $1
}
;
class_declaration_statement:
class_modifiers T_CLASS T_STRING extends_from implements_list backup_doc_comment '{' class_statement_list '}'
{
class := &ast.StmtClass{
Position: yylex.(*Parser).builder.NewOptionalListTokensPosition($1, $2, $9),
Modifiers: $1,
ClassTkn: $2,
Name: &ast.Identifier{
Position: yylex.(*Parser).builder.NewTokenPosition($3),
IdentifierTkn: $3,
Value: $3.Value,
},
OpenCurlyBracketTkn: $7,
Stmts: $8,
CloseCurlyBracketTkn: $9,
}
if $4 != nil {
class.ExtendsTkn = $4.(*ast.StmtClass).ExtendsTkn
class.Extends = $4.(*ast.StmtClass).Extends
}
if $5 != nil {
class.ImplementsTkn = $5.(*ast.StmtClass).ImplementsTkn
class.Implements = $5.(*ast.StmtClass).Implements
class.ImplementsSeparatorTkns = $5.(*ast.StmtClass).ImplementsSeparatorTkns
}
$$ = class
}
| T_CLASS T_STRING extends_from implements_list backup_doc_comment '{' class_statement_list '}'
{
class := &ast.StmtClass{
Position: yylex.(*Parser).builder.NewTokensPosition($1, $8),
ClassTkn: $1,
Name: &ast.Identifier{
Position: yylex.(*Parser).builder.NewTokenPosition($2),
IdentifierTkn: $2,
Value: $2.Value,
},
OpenCurlyBracketTkn: $6,
Stmts: $7,
CloseCurlyBracketTkn: $8,
}
if $3 != nil {
class.ExtendsTkn = $3.(*ast.StmtClass).ExtendsTkn
class.Extends = $3.(*ast.StmtClass).Extends
}
if $4 != nil {
class.ImplementsTkn = $4.(*ast.StmtClass).ImplementsTkn
class.Implements = $4.(*ast.StmtClass).Implements
class.ImplementsSeparatorTkns = $4.(*ast.StmtClass).ImplementsSeparatorTkns
}
$$ = class
}
;
class_modifiers:
class_modifier
{
$$ = []ast.Vertex{$1}
}
| class_modifiers class_modifier
{
$$ = append($1, $2)
}
;
class_modifier:
T_ABSTRACT
{
$$ = &ast.Identifier{
Position: yylex.(*Parser).builder.NewTokenPosition($1),
IdentifierTkn: $1,
Value: $1.Value,
}
}
| T_FINAL
{
$$ = &ast.Identifier{
Position: yylex.(*Parser).builder.NewTokenPosition($1),
IdentifierTkn: $1,
Value: $1.Value,
}
}
;
trait_declaration_statement:
T_TRAIT T_STRING backup_doc_comment '{' class_statement_list '}'
{
$$ = &ast.StmtTrait{
Position: yylex.(*Parser).builder.NewTokensPosition($1, $6),
TraitTkn: $1,
Name: &ast.Identifier{
Position: yylex.(*Parser).builder.NewTokenPosition($2),
IdentifierTkn: $2,
Value: $2.Value,
},
OpenCurlyBracketTkn: $4,
Stmts: $5,
CloseCurlyBracketTkn: $6,
}
}
;
interface_declaration_statement:
T_INTERFACE T_STRING interface_extends_list backup_doc_comment '{' class_statement_list '}'
{
iface := &ast.StmtInterface{
Position: yylex.(*Parser).builder.NewTokensPosition($1, $7),
InterfaceTkn: $1,
Name: &ast.Identifier{
Position: yylex.(*Parser).builder.NewTokenPosition($2),
IdentifierTkn: $2,
Value: $2.Value,
},
OpenCurlyBracketTkn: $5,
Stmts: $6,
CloseCurlyBracketTkn: $7,
}
if $3 != nil {
iface.ExtendsTkn = $3.(*ast.StmtInterface).ExtendsTkn
iface.Extends = $3.(*ast.StmtInterface).Extends
iface.ExtendsSeparatorTkns = $3.(*ast.StmtInterface).ExtendsSeparatorTkns
}
$$ = iface
}
;
extends_from:
/* empty */
{
$$ = nil
}
| T_EXTENDS name
{
$$ = &ast.StmtClass{
Position: yylex.(*Parser).builder.NewTokenNodePosition($1, $2),
ExtendsTkn: $1,
Extends: $2,
}
}
;
interface_extends_list:
/* empty */
{
$$ = nil
}
| T_EXTENDS name_list
{
$$ = &ast.StmtInterface{
Position: yylex.(*Parser).builder.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.NewTokenNodeListPosition($1, $2.(*ParserSeparatedList).Items),
ImplementsTkn: $1,
Implements: $2.(*ParserSeparatedList).Items,
ImplementsSeparatorTkns: $2.(*ParserSeparatedList).SeparatorTkns,
};
}
;
foreach_variable:
variable
{
$$ = $1
}
| '&' variable
{
$$ = &ast.StmtForeach{
Position: yylex.(*Parser).builder.NewTokenNodePosition($1, $2),
AmpersandTkn: $1,
Var: $2,
}
}
| T_LIST '(' array_pair_list ')'
{
$$ = &ast.ExprList{
Position: yylex.(*Parser).builder.NewTokensPosition($1, $4),
ListTkn: $1,
OpenBracketTkn: $2,
Items: $3.(*ParserSeparatedList).Items,
SeparatorTkns: $3.(*ParserSeparatedList).SeparatorTkns,
CloseBracketTkn: $4,
}
}
| '[' array_pair_list ']'
{
$$ = &ast.ExprList{
Position: yylex.(*Parser).builder.NewTokensPosition($1, $3),
OpenBracketTkn: $1,
Items: $2.(*ParserSeparatedList).Items,
SeparatorTkns: $2.(*ParserSeparatedList).SeparatorTkns,
CloseBracketTkn: $3,
}
}
;
for_statement:
statement
{
$$ = &ast.StmtFor{
Position: yylex.(*Parser).builder.NewNodePosition($1),
Stmt: $1,
}
}
| ':' inner_statement_list T_ENDFOR ';'
{
$$ = &ast.StmtFor{
Position: yylex.(*Parser).builder.NewTokensPosition($1, $4),
ColonTkn: $1,
Stmt: &ast.StmtStmtList{
Position: yylex.(*Parser).builder.NewNodeListPosition($2),
Stmts: $2,
},
EndForTkn: $3,
SemiColonTkn: $4,
}
}
;
foreach_statement:
statement
{
$$ = &ast.StmtForeach{
Position: yylex.(*Parser).builder.NewNodePosition($1),
Stmt: $1,
}
}
| ':' inner_statement_list T_ENDFOREACH ';'
{
$$ = &ast.StmtForeach{
Position: yylex.(*Parser).builder.NewTokensPosition($1, $4),
ColonTkn: $1,
Stmt: &ast.StmtStmtList{
Position: yylex.(*Parser).builder.NewNodeListPosition($2),
Stmts: $2,
},
EndForeachTkn: $3,
SemiColonTkn: $4,
}
}
;
declare_statement:
statement
{
$$ = &ast.StmtDeclare{
Position: yylex.(*Parser).builder.NewNodePosition($1),
Stmt: $1,
}
}
| ':' inner_statement_list T_ENDDECLARE ';'
{
$$ = &ast.StmtDeclare{
Position: yylex.(*Parser).builder.NewTokensPosition($1, $4),
ColonTkn: $1,
Stmt: &ast.StmtStmtList{
Position: yylex.(*Parser).builder.NewNodeListPosition($2),
Stmts: $2,
},
EndDeclareTkn: $3,
SemiColonTkn: $4,
}
}
;
switch_case_list:
'{' case_list '}'
{
$$ = &ast.StmtSwitch{
Position: yylex.(*Parser).builder.NewTokensPosition($1, $3),
OpenCurlyBracketTkn: $1,
Cases: $2,
CloseCurlyBracketTkn: $3,
}
}
| '{' ';' case_list '}'
{
$$ = &ast.StmtSwitch{
Position: yylex.(*Parser).builder.NewTokensPosition($1, $4),
OpenCurlyBracketTkn: $1,
CaseSeparatorTkn: $2,
Cases: $3,
CloseCurlyBracketTkn: $4,
}
}
| ':' case_list T_ENDSWITCH ';'
{
$$ = &ast.StmtSwitch{
Position: yylex.(*Parser).builder.NewTokensPosition($1, $4),
ColonTkn: $1,
Cases: $2,
EndSwitchTkn: $3,
SemiColonTkn: $4,
}
}
| ':' ';' case_list T_ENDSWITCH ';'
{
$$ = &ast.StmtSwitch{
Position: yylex.(*Parser).builder.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.NewTokenNodeListPosition($2, $5),
CaseTkn: $2,
Cond: $3,
CaseSeparatorTkn: $4,
Stmts: $5,
})
}
| case_list T_DEFAULT case_separator inner_statement_list
{
$$ = append($1, &ast.StmtDefault{
Position: yylex.(*Parser).builder.NewTokenNodeListPosition($2, $4),
DefaultTkn: $2,
CaseSeparatorTkn: $3,
Stmts: $4,
})
}
;
case_separator:
':'
{
$$ = $1
}
| ';'
{
$$ = $1
}
;
while_statement:
statement
{
$$ = &ast.StmtWhile{
Position: yylex.(*Parser).builder.NewNodePosition($1),
Stmt: $1,
}
}
| ':' inner_statement_list T_ENDWHILE ';'
{
$$ = &ast.StmtWhile{
Position: yylex.(*Parser).builder.NewTokensPosition($1, $4),
ColonTkn: $1,
Stmt: &ast.StmtStmtList{
Position: yylex.(*Parser).builder.NewNodeListPosition($2),
Stmts: $2,
},
EndWhileTkn: $3,
SemiColonTkn: $4,
}
}
;
if_stmt_without_else:
T_IF '(' expr ')' statement
{
$$ = &ast.StmtIf{
Position: yylex.(*Parser).builder.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.NewTokenNodePosition($2, $6),
ElseIfTkn: $2,
OpenParenthesisTkn: $3,
Cond: $4,
CloseParenthesisTkn: $5,
Stmt: $6,
})
$1.(*ast.StmtIf).Position = yylex.(*Parser).builder.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.NewTokenNodePosition($2, $3),
ElseTkn: $2,
Stmt: $3,
}
$1.(*ast.StmtIf).Position = yylex.(*Parser).builder.NewNodesPosition($1, $3)
$$ = $1
}
;
alt_if_stmt_without_else:
T_IF '(' expr ')' ':' inner_statement_list
{
$$ = &ast.StmtIf{
Position: yylex.(*Parser).builder.NewTokenNodeListPosition($1, $6),
IfTkn: $1,
OpenParenthesisTkn: $2,
Cond: $3,
CloseParenthesisTkn: $4,
ColonTkn: $5,
Stmt: &ast.StmtStmtList{
Position: yylex.(*Parser).builder.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.NewTokenNodeListPosition($2, $7),
ElseIfTkn: $2,
OpenParenthesisTkn: $3,
Cond: $4,
CloseParenthesisTkn: $5,
ColonTkn: $6,
Stmt: &ast.StmtStmtList{
Position: yylex.(*Parser).builder.NewNodeListPosition($7),
Stmts: $7,
},
})
$$ = $1
}
;
alt_if_stmt:
alt_if_stmt_without_else T_ENDIF ';'
{
$1.(*ast.StmtIf).EndIfTkn = $2
$1.(*ast.StmtIf).SemiColonTkn = $3
$1.(*ast.StmtIf).Position = yylex.(*Parser).builder.NewNodeTokenPosition($1, $3)
$$ = $1
}
| alt_if_stmt_without_else T_ELSE ':' inner_statement_list T_ENDIF ';'
{
$1.(*ast.StmtIf).Else = &ast.StmtElse{
Position: yylex.(*Parser).builder.NewTokenNodeListPosition($2, $4),
ElseTkn: $2,
ColonTkn: $3,
Stmt: &ast.StmtStmtList{
Position: yylex.(*Parser).builder.NewNodeListPosition($4),
Stmts: $4,
},
}
$1.(*ast.StmtIf).EndIfTkn = $5
$1.(*ast.StmtIf).SemiColonTkn = $6
$1.(*ast.StmtIf).Position = yylex.(*Parser).builder.NewNodeTokenPosition($1, $6)
$$ = $1
}
;
parameter_list:
non_empty_parameter_list
{
$$ = $1
}
| /* empty */
{
$$ = &ParserSeparatedList{}
}
;
non_empty_parameter_list:
parameter
{
$$ = &ParserSeparatedList{
Items: []ast.Vertex{$1},
}
}
| non_empty_parameter_list ',' parameter
{
$1.(*ParserSeparatedList).SeparatorTkns = append($1.(*ParserSeparatedList).SeparatorTkns, $2)
$1.(*ParserSeparatedList).Items = append($1.(*ParserSeparatedList).Items, $3)
$$ = $1
}
;
parameter:
optional_type is_reference is_variadic T_VARIABLE
{
pos := yylex.(*Parser).builder.NewTokenPosition($4)
if $1 != nil {
pos = yylex.(*Parser).builder.NewNodeTokenPosition($1, $4)
} else if $2 != nil {
pos = yylex.(*Parser).builder.NewTokensPosition($2, $4)
} else if $3 != nil {
pos = yylex.(*Parser).builder.NewTokensPosition($3, $4)
}
$$ = &ast.Parameter{
Position: pos,
Type: $1,
AmpersandTkn: $2,
VariadicTkn: $3,
Var: &ast.ExprVariable{
Position: yylex.(*Parser).builder.NewTokenPosition($4),
Name: &ast.Identifier{
Position: yylex.(*Parser).builder.NewTokenPosition($4),
IdentifierTkn: $4,
Value: $4.Value,
},
},
}
}
| optional_type is_reference is_variadic T_VARIABLE '=' expr
{
pos := yylex.(*Parser).builder.NewTokenNodePosition($4, $6)
if $1 != nil {
pos = yylex.(*Parser).builder.NewNodesPosition($1, $6)
} else if $2 != nil {
pos = yylex.(*Parser).builder.NewTokenNodePosition($2, $6)
} else if $3 != nil {
pos = yylex.(*Parser).builder.NewTokenNodePosition($3, $6)
}
$$ = &ast.Parameter{
Position: pos,
Type: $1,
AmpersandTkn: $2,
VariadicTkn: $3,
Var: &ast.ExprVariable{
Position: yylex.(*Parser).builder.NewTokenPosition($4),
Name: &ast.Identifier{
Position: yylex.(*Parser).builder.NewTokenPosition($4),
IdentifierTkn: $4,
Value: $4.Value,
},
},
EqualTkn: $5,
DefaultValue: $6,
}
}
;
optional_type:
/* empty */
{
$$ = nil
}
| type_expr
{
$$ = $1
}
;
type_expr:
type
{
$$ = $1
}
| '?' type
{
$$ = &ast.Nullable{
Position: yylex.(*Parser).builder.NewTokenNodePosition($1, $2),
QuestionTkn: $1,
Expr: $2,
}
}
;
type:
T_ARRAY
{
$$ = &ast.Identifier{
Position: yylex.(*Parser).builder.NewTokenPosition($1),
IdentifierTkn: $1,
Value: $1.Value,
}
}
| T_CALLABLE
{
$$ = &ast.Identifier{
Position: yylex.(*Parser).builder.NewTokenPosition($1),
IdentifierTkn: $1,
Value: $1.Value,
}
}
| name
{
$$ = $1
}
;
return_type:
/* empty */
{
$$ = &ReturnType{}
}
| ':' type_expr
{
$$ = &ReturnType{
ColonTkn: $1,
Type: $2,
}
}
;
argument_list:
'(' ')'
{
$$ = &ArgumentList{
Position: yylex.(*Parser).builder.NewTokensPosition($1, $2),
OpenParenthesisTkn: $1,
CloseParenthesisTkn: $2,
}
}
| '(' non_empty_argument_list possible_comma ')'
{
argumentList := $2.(*ArgumentList)
argumentList.Position = yylex.(*Parser).builder.NewTokensPosition($1, $4)
argumentList.OpenParenthesisTkn = $1
if $3 != nil {
argumentList.SeparatorTkns = append(argumentList.SeparatorTkns, $3)
}
argumentList.CloseParenthesisTkn = $4
$$ = argumentList
}
;
non_empty_argument_list:
argument
{
$$ = &ArgumentList{
Arguments: []ast.Vertex{$1},
}
}
| non_empty_argument_list ',' argument
{
$1.(*ArgumentList).SeparatorTkns = append($1.(*ArgumentList).SeparatorTkns, $2)
$1.(*ArgumentList).Arguments = append($1.(*ArgumentList).Arguments, $3)
$$ = $1
}
;
argument:
expr
{
$$ = &ast.Argument{
Position: yylex.(*Parser).builder.NewNodePosition($1),
Expr: $1,
}
}
| T_ELLIPSIS expr
{
$$ = &ast.Argument{
Position: yylex.(*Parser).builder.NewTokenNodePosition($1, $2),
VariadicTkn: $1,
Expr: $2,
}
}
;
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
{
$$ = &ast.StmtStatic{
Vars: []ast.Vertex{$1},
}
}
;
static_var:
T_VARIABLE
{
$$ = &ast.StmtStaticVar{
Position: yylex.(*Parser).builder.NewTokenPosition($1),
Var: &ast.ExprVariable{
Position: yylex.(*Parser).builder.NewTokenPosition($1),
Name: &ast.Identifier{
Position: yylex.(*Parser).builder.NewTokenPosition($1),
IdentifierTkn: $1,
Value: $1.Value,
},
},
}
}
| T_VARIABLE '=' expr
{
$$ = &ast.StmtStaticVar{
Position: yylex.(*Parser).builder.NewTokenNodePosition($1, $3),
Var: &ast.ExprVariable{
Position: yylex.(*Parser).builder.NewTokenPosition($1),
Name: &ast.Identifier{
Position: yylex.(*Parser).builder.NewTokenPosition($1),
IdentifierTkn: $1,
Value: $1.Value,
},
},
EqualTkn: $2,
Expr: $3,
}
}
;
class_statement_list:
class_statement_list class_statement
{
$$ = append($1, $2)
}
| /* empty */
{
$$ = []ast.Vertex{}
}
;
class_statement:
variable_modifiers optional_type property_list ';'
{
$$ = &ast.StmtPropertyList{
Position: yylex.(*Parser).builder.NewNodeListTokenPosition($1, $4),
Modifiers: $1,
Type: $2,
Props: $3.(*ParserSeparatedList).Items,
SeparatorTkns: $3.(*ParserSeparatedList).SeparatorTkns,
SemiColonTkn: $4,
}
}
| method_modifiers T_CONST class_const_list ';'
{
$$ = &ast.StmtClassConstList{
Position: yylex.(*Parser).builder.NewOptionalListTokensPosition($1, $2, $4),
Modifiers: $1,
ConstTkn: $2,
Consts: $3.(*ParserSeparatedList).Items,
SeparatorTkns: $3.(*ParserSeparatedList).SeparatorTkns,
SemiColonTkn: $4,
}
}
| T_USE name_list trait_adaptations
{
traitUse := &ast.StmtTraitUse{
Position: yylex.(*Parser).builder.NewTokenNodePosition($1, $3),
UseTkn: $1,
Traits: $2.(*ParserSeparatedList).Items,
SeparatorTkns: $2.(*ParserSeparatedList).SeparatorTkns,
}
switch n := $3.(type) {
case *TraitAdaptationList :
traitUse.OpenCurlyBracketTkn = n.OpenCurlyBracketTkn
traitUse.Adaptations = n.Adaptations
traitUse.CloseCurlyBracketTkn = n.CloseCurlyBracketTkn
case *ast.StmtNop :
traitUse.SemiColonTkn = n.SemiColonTkn
};
$$ = traitUse
}
| method_modifiers T_FUNCTION returns_ref identifier backup_doc_comment '(' parameter_list ')' return_type method_body
{
pos := yylex.(*Parser).builder.NewTokenNodePosition($2, $10)
if $1 != nil {
pos = yylex.(*Parser).builder.NewNodeListNodePosition($1, $10)
}
$$ = &ast.StmtClassMethod{
Position: pos,
Modifiers: $1,
FunctionTkn: $2,
AmpersandTkn: $3,
Name: &ast.Identifier{
Position: yylex.(*Parser).builder.NewTokenPosition($4),
IdentifierTkn: $4,
Value: $4.Value,
},
OpenParenthesisTkn: $6,
Params: $7.(*ParserSeparatedList).Items,
SeparatorTkns: $7.(*ParserSeparatedList).SeparatorTkns,
CloseParenthesisTkn: $8,
ColonTkn: $9.(*ReturnType).ColonTkn,
ReturnType: $9.(*ReturnType).Type,
Stmt: $10,
}
}
;
name_list:
name
{
$$ = &ParserSeparatedList{
Items: []ast.Vertex{$1},
}
}
| name_list ',' name
{
$1.(*ParserSeparatedList).SeparatorTkns = append($1.(*ParserSeparatedList).SeparatorTkns, $2)
$1.(*ParserSeparatedList).Items = append($1.(*ParserSeparatedList).Items, $3)
$$ = $1
}
;
trait_adaptations:
';'
{
$$ = &ast.StmtNop{
Position: yylex.(*Parser).builder.NewTokenPosition($1),
SemiColonTkn: $1,
}
}
| '{' '}'
{
$$ = &TraitAdaptationList{
Position: yylex.(*Parser).builder.NewTokensPosition($1, $2),
OpenCurlyBracketTkn: $1,
CloseCurlyBracketTkn: $2,
}
}
| '{' trait_adaptation_list '}'
{
$$ = &TraitAdaptationList{
Position: yylex.(*Parser).builder.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
{
$$ = &ast.StmtTraitUsePrecedence{
Position: yylex.(*Parser).builder.NewNodeNodeListPosition($1, $3.(*ParserSeparatedList).Items),
Trait: $1.(*TraitMethodRef).Trait,
DoubleColonTkn: $1.(*TraitMethodRef).DoubleColonTkn,
Method: $1.(*TraitMethodRef).Method,
InsteadofTkn: $2,
Insteadof: $3.(*ParserSeparatedList).Items,
SeparatorTkns: $3.(*ParserSeparatedList).SeparatorTkns,
}
}
;
trait_alias:
trait_method_reference T_AS T_STRING
{
$$ = &ast.StmtTraitUseAlias{
Position: yylex.(*Parser).builder.NewNodeTokenPosition($1, $3),
Trait: $1.(*TraitMethodRef).Trait,
DoubleColonTkn: $1.(*TraitMethodRef).DoubleColonTkn,
Method: $1.(*TraitMethodRef).Method,
AsTkn: $2,
Alias: &ast.Identifier{
Position: yylex.(*Parser).builder.NewTokenPosition($3),
IdentifierTkn: $3,
Value: $3.Value,
},
}
}
| trait_method_reference T_AS reserved_non_modifiers
{
$$ = &ast.StmtTraitUseAlias{
Position: yylex.(*Parser).builder.NewNodeTokenPosition($1, $3),
Trait: $1.(*TraitMethodRef).Trait,
DoubleColonTkn: $1.(*TraitMethodRef).DoubleColonTkn,
Method: $1.(*TraitMethodRef).Method,
AsTkn: $2,
Alias: &ast.Identifier{
Position: yylex.(*Parser).builder.NewTokenPosition($3),
IdentifierTkn: $3,
Value: $3.Value,
},
}
}
| trait_method_reference T_AS member_modifier identifier
{
$$ = &ast.StmtTraitUseAlias{
Position: yylex.(*Parser).builder.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.NewTokenPosition($4),
IdentifierTkn: $4,
Value: $4.Value,
},
}
}
| trait_method_reference T_AS member_modifier
{
$$ = &ast.StmtTraitUseAlias{
Position: yylex.(*Parser).builder.NewNodesPosition($1, $3),
Trait: $1.(*TraitMethodRef).Trait,
DoubleColonTkn: $1.(*TraitMethodRef).DoubleColonTkn,
Method: $1.(*TraitMethodRef).Method,
AsTkn: $2,
Modifier: $3,
}
}
;
trait_method_reference:
identifier
{
$$ = &TraitMethodRef{
Position: yylex.(*Parser).builder.NewTokenPosition($1),
Method: &ast.Identifier{
Position: yylex.(*Parser).builder.NewTokenPosition($1),
IdentifierTkn: $1,
Value: $1.Value,
},
}
}
| absolute_trait_method_reference
{
$$ = $1
}
;
absolute_trait_method_reference:
name T_PAAMAYIM_NEKUDOTAYIM identifier
{
$$ = &TraitMethodRef{
Position: yylex.(*Parser).builder.NewNodeTokenPosition($1, $3),
Trait: $1,
DoubleColonTkn: $2,
Method: &ast.Identifier{
Position: yylex.(*Parser).builder.NewTokenPosition($3),
IdentifierTkn: $3,
Value: $3.Value,
},
}
}
;
method_body:
';' /* abstract method */
{
$$ = &ast.StmtNop{
Position: yylex.(*Parser).builder.NewTokenPosition($1),
SemiColonTkn: $1,
}
}
| '{' inner_statement_list '}'
{
$$ = &ast.StmtStmtList{
Position: yylex.(*Parser).builder.NewTokensPosition($1, $3),
OpenCurlyBracketTkn: $1,
Stmts: $2,
CloseCurlyBracketTkn: $3,
}
}
;
variable_modifiers:
non_empty_member_modifiers
{
$$ = $1
}
| T_VAR
{
$$ = []ast.Vertex{
&ast.Identifier{
Position: yylex.(*Parser).builder.NewTokenPosition($1),
IdentifierTkn: $1,
Value: $1.Value,
},
}
}
;
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
{
$$ = &ast.Identifier{
Position: yylex.(*Parser).builder.NewTokenPosition($1),
IdentifierTkn: $1,
Value: $1.Value,
}
}
| T_PROTECTED
{
$$ = &ast.Identifier{
Position: yylex.(*Parser).builder.NewTokenPosition($1),
IdentifierTkn: $1,
Value: $1.Value,
}
}
| T_PRIVATE
{
$$ = &ast.Identifier{
Position: yylex.(*Parser).builder.NewTokenPosition($1),
IdentifierTkn: $1,
Value: $1.Value,
}
}
| T_STATIC
{
$$ = &ast.Identifier{
Position: yylex.(*Parser).builder.NewTokenPosition($1),
IdentifierTkn: $1,
Value: $1.Value,
}
}
| T_ABSTRACT
{
$$ = &ast.Identifier{
Position: yylex.(*Parser).builder.NewTokenPosition($1),
IdentifierTkn: $1,
Value: $1.Value,
}
}
| T_FINAL
{
$$ = &ast.Identifier{
Position: yylex.(*Parser).builder.NewTokenPosition($1),
IdentifierTkn: $1,
Value: $1.Value,
}
}
;
property_list:
property_list ',' property
{
$1.(*ParserSeparatedList).SeparatorTkns = append($1.(*ParserSeparatedList).SeparatorTkns, $2)
$1.(*ParserSeparatedList).Items = append($1.(*ParserSeparatedList).Items, $3)
$$ = $1
}
| property
{
$$ = &ParserSeparatedList{
Items: []ast.Vertex{$1},
}
}
;
property:
T_VARIABLE backup_doc_comment
{
$$ = &ast.StmtProperty{
Position: yylex.(*Parser).builder.NewTokenPosition($1),
Var: &ast.ExprVariable{
Position: yylex.(*Parser).builder.NewTokenPosition($1),
Name: &ast.Identifier{
Position: yylex.(*Parser).builder.NewTokenPosition($1),
IdentifierTkn: $1,
Value: $1.Value,
},
},
Expr: nil,
}
}
| T_VARIABLE '=' expr backup_doc_comment
{
$$ = &ast.StmtProperty{
Position: yylex.(*Parser).builder.NewTokenNodePosition($1, $3),
Var: &ast.ExprVariable{
Position: yylex.(*Parser).builder.NewTokenPosition($1),
Name: &ast.Identifier{
Position: yylex.(*Parser).builder.NewTokenPosition($1),
IdentifierTkn: $1,
Value: $1.Value,
},
},
EqualTkn: $2,
Expr: $3,
}
}
;
class_const_list:
class_const_list ',' class_const_decl
{
$1.(*ParserSeparatedList).SeparatorTkns = append($1.(*ParserSeparatedList).SeparatorTkns, $2)
$1.(*ParserSeparatedList).Items = append($1.(*ParserSeparatedList).Items, $3)
$$ = $1
}
| class_const_decl
{
$$ = &ParserSeparatedList{
Items: []ast.Vertex{$1},
}
}
;
class_const_decl:
identifier '=' expr backup_doc_comment
{
$$ = &ast.StmtConstant{
Position: yylex.(*Parser).builder.NewTokenNodePosition($1, $3),
Name: &ast.Identifier{
Position: yylex.(*Parser).builder.NewTokenPosition($1),
IdentifierTkn: $1,
Value: $1.Value,
},
EqualTkn: $2,
Expr: $3,
}
}
;
const_decl:
T_STRING '=' expr backup_doc_comment
{
$$ = &ast.StmtConstant{
Position: yylex.(*Parser).builder.NewTokenNodePosition($1, $3),
Name: &ast.Identifier{
Position: yylex.(*Parser).builder.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
{
$$ = $1
}
;
non_empty_for_exprs:
non_empty_for_exprs ',' expr
{
$1.(*ParserSeparatedList).SeparatorTkns = append($1.(*ParserSeparatedList).SeparatorTkns, $2)
$1.(*ParserSeparatedList).Items = append($1.(*ParserSeparatedList).Items, $3)
$$ = $1
}
| expr
{
$$ = &ParserSeparatedList{
Items: []ast.Vertex{$1},
}
}
;
anonymous_class:
T_CLASS ctor_arguments extends_from implements_list backup_doc_comment '{' class_statement_list '}'
{
if $2 == nil {
$2 = &ArgumentList{}
}
class := &ast.StmtClass{
Position: yylex.(*Parser).builder.NewTokensPosition($1, $8),
ClassTkn: $1,
OpenParenthesisTkn: $2.(*ArgumentList).OpenParenthesisTkn,
Args: $2.(*ArgumentList).Arguments,
SeparatorTkns: $2.(*ArgumentList).SeparatorTkns,
CloseParenthesisTkn: $2.(*ArgumentList).CloseParenthesisTkn,
OpenCurlyBracketTkn: $6,
Stmts: $7,
CloseCurlyBracketTkn: $8,
}
if $3 != nil {
class.ExtendsTkn = $3.(*ast.StmtClass).ExtendsTkn
class.Extends = $3.(*ast.StmtClass).Extends
}
if $4 != nil {
class.ImplementsTkn = $4.(*ast.StmtClass).ImplementsTkn
class.Implements = $4.(*ast.StmtClass).Implements
class.ImplementsSeparatorTkns = $4.(*ast.StmtClass).ImplementsSeparatorTkns
}
$$ = class
}
;
new_expr:
T_NEW class_name_reference ctor_arguments
{
if $3 != nil {
$$ = &ast.ExprNew{
Position: yylex.(*Parser).builder.NewTokenNodePosition($1, $3),
NewTkn: $1,
Class: $2,
OpenParenthesisTkn: $3.(*ArgumentList).OpenParenthesisTkn,
Args: $3.(*ArgumentList).Arguments,
SeparatorTkns: $3.(*ArgumentList).SeparatorTkns,
CloseParenthesisTkn: $3.(*ArgumentList).CloseParenthesisTkn,
}
} else {
$$ = &ast.ExprNew{
Position: yylex.(*Parser).builder.NewTokenNodePosition($1, $2),
NewTkn: $1,
Class: $2,
}
}
}
| T_NEW anonymous_class
{
$$ = &ast.ExprNew{
Position: yylex.(*Parser).builder.NewTokenNodePosition($1, $2),
NewTkn: $1,
Class: $2,
}
}
;
expr_without_variable:
T_LIST '(' array_pair_list ')' '=' expr
{
$$ = &ast.ExprAssign{
Position: yylex.(*Parser).builder.NewTokenNodePosition($1, $6),
Var: &ast.ExprList{
Position: yylex.(*Parser).builder.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
{
$$ = &ast.ExprAssign{
Position: yylex.(*Parser).builder.NewTokenNodePosition($1, $5),
Var: &ast.ExprList{
Position: yylex.(*Parser).builder.NewTokensPosition($1, $3),
OpenBracketTkn: $1,
Items: $2.(*ParserSeparatedList).Items,
SeparatorTkns: $2.(*ParserSeparatedList).SeparatorTkns,
CloseBracketTkn: $3,
},
EqualTkn: $4,
Expr: $5,
}
}
| variable '=' expr
{
$$ = &ast.ExprAssign{
Position: yylex.(*Parser).builder.NewNodesPosition($1, $3),
Var: $1,
EqualTkn: $2,
Expr: $3,
}
}
| variable '=' '&' expr
{
$$ = &ast.ExprAssignReference{
Position: yylex.(*Parser).builder.NewNodesPosition($1, $4),
Var: $1,
EqualTkn: $2,
AmpersandTkn: $3,
Expr: $4,
}
}
| T_CLONE expr
{
$$ = &ast.ExprClone{
Position: yylex.(*Parser).builder.NewTokenNodePosition($1, $2),
CloneTkn: $1,
Expr: $2,
}
}
| variable T_PLUS_EQUAL expr
{
$$ = &ast.ExprAssignPlus{
Position: yylex.(*Parser).builder.NewNodesPosition($1, $3),
Var: $1,
EqualTkn: $2,
Expr: $3,
}
}
| variable T_MINUS_EQUAL expr
{
$$ = &ast.ExprAssignMinus{
Position: yylex.(*Parser).builder.NewNodesPosition($1, $3),
Var: $1,
EqualTkn: $2,
Expr: $3,
}
}
| variable T_MUL_EQUAL expr
{
$$ = &ast.ExprAssignMul{
Position: yylex.(*Parser).builder.NewNodesPosition($1, $3),
Var: $1,
EqualTkn: $2,
Expr: $3,
}
}
| variable T_POW_EQUAL expr
{
$$ = &ast.ExprAssignPow{
Position: yylex.(*Parser).builder.NewNodesPosition($1, $3),
Var: $1,
EqualTkn: $2,
Expr: $3,
}
}
| variable T_DIV_EQUAL expr
{
$$ = &ast.ExprAssignDiv{
Position: yylex.(*Parser).builder.NewNodesPosition($1, $3),
Var: $1,
EqualTkn: $2,
Expr: $3,
}
}
| variable T_CONCAT_EQUAL expr
{
$$ = &ast.ExprAssignConcat{
Position: yylex.(*Parser).builder.NewNodesPosition($1, $3),
Var: $1,
EqualTkn: $2,
Expr: $3,
}
}
| variable T_MOD_EQUAL expr
{
$$ = &ast.ExprAssignMod{
Position: yylex.(*Parser).builder.NewNodesPosition($1, $3),
Var: $1,
EqualTkn: $2,
Expr: $3,
}
}
| variable T_AND_EQUAL expr
{
$$ = &ast.ExprAssignBitwiseAnd{
Position: yylex.(*Parser).builder.NewNodesPosition($1, $3),
Var: $1,
EqualTkn: $2,
Expr: $3,
}
}
| variable T_OR_EQUAL expr
{
$$ = &ast.ExprAssignBitwiseOr{
Position: yylex.(*Parser).builder.NewNodesPosition($1, $3),
Var: $1,
EqualTkn: $2,
Expr: $3,
}
}
| variable T_XOR_EQUAL expr
{
$$ = &ast.ExprAssignBitwiseXor{
Position: yylex.(*Parser).builder.NewNodesPosition($1, $3),
Var: $1,
EqualTkn: $2,
Expr: $3,
}
}
| variable T_SL_EQUAL expr
{
$$ = &ast.ExprAssignShiftLeft{
Position: yylex.(*Parser).builder.NewNodesPosition($1, $3),
Var: $1,
EqualTkn: $2,
Expr: $3,
}
}
| variable T_SR_EQUAL expr
{
$$ = &ast.ExprAssignShiftRight{
Position: yylex.(*Parser).builder.NewNodesPosition($1, $3),
Var: $1,
EqualTkn: $2,
Expr: $3,
}
}
| variable T_COALESCE_EQUAL expr
{
$$ = &ast.ExprAssignCoalesce{
Position: yylex.(*Parser).builder.NewNodesPosition($1, $3),
Var: $1,
EqualTkn: $2,
Expr: $3,
}
}
| variable T_INC
{
$$ = &ast.ExprPostInc{
Position: yylex.(*Parser).builder.NewNodeTokenPosition($1, $2),
Var: $1,
IncTkn: $2,
}
}
| T_INC variable
{
$$ = &ast.ExprPreInc{
Position: yylex.(*Parser).builder.NewTokenNodePosition($1, $2),
IncTkn: $1,
Var: $2,
}
}
| variable T_DEC
{
$$ = &ast.ExprPostDec{
Position: yylex.(*Parser).builder.NewNodeTokenPosition($1, $2),
Var: $1,
DecTkn: $2,
}
}
| T_DEC variable
{
$$ = &ast.ExprPreDec{
Position: yylex.(*Parser).builder.NewTokenNodePosition($1, $2),
DecTkn: $1,
Var: $2,
}
}
| expr T_BOOLEAN_OR expr
{
$$ = &ast.ExprBinaryBooleanOr{
Position: yylex.(*Parser).builder.NewNodesPosition($1, $3),
Left: $1,
OpTkn: $2,
Right: $3,
}
}
| expr T_BOOLEAN_AND expr
{
$$ = &ast.ExprBinaryBooleanAnd{
Position: yylex.(*Parser).builder.NewNodesPosition($1, $3),
Left: $1,
OpTkn: $2,
Right: $3,
}
}
| expr T_LOGICAL_OR expr
{
$$ = &ast.ExprBinaryLogicalOr{
Position: yylex.(*Parser).builder.NewNodesPosition($1, $3),
Left: $1,
OpTkn: $2,
Right: $3,
}
}
| expr T_LOGICAL_AND expr
{
$$ = &ast.ExprBinaryLogicalAnd{
Position: yylex.(*Parser).builder.NewNodesPosition($1, $3),
Left: $1,
OpTkn: $2,
Right: $3,
}
}
| expr T_LOGICAL_XOR expr
{
$$ = &ast.ExprBinaryLogicalXor{
Position: yylex.(*Parser).builder.NewNodesPosition($1, $3),
Left: $1,
OpTkn: $2,
Right: $3,
}
}
| expr '|' expr
{
$$ = &ast.ExprBinaryBitwiseOr{
Position: yylex.(*Parser).builder.NewNodesPosition($1, $3),
Left: $1,
OpTkn: $2,
Right: $3,
}
}
| expr '&' expr
{
$$ = &ast.ExprBinaryBitwiseAnd{
Position: yylex.(*Parser).builder.NewNodesPosition($1, $3),
Left: $1,
OpTkn: $2,
Right: $3,
}
}
| expr '^' expr
{
$$ = &ast.ExprBinaryBitwiseXor{
Position: yylex.(*Parser).builder.NewNodesPosition($1, $3),
Left: $1,
OpTkn: $2,
Right: $3,
}
}
| expr '.' expr
{
$$ = &ast.ExprBinaryConcat{
Position: yylex.(*Parser).builder.NewNodesPosition($1, $3),
Left: $1,
OpTkn: $2,
Right: $3,
}
}
| expr '+' expr
{
$$ = &ast.ExprBinaryPlus{
Position: yylex.(*Parser).builder.NewNodesPosition($1, $3),
Left: $1,
OpTkn: $2,
Right: $3,
}
}
| expr '-' expr
{
$$ = &ast.ExprBinaryMinus{
Position: yylex.(*Parser).builder.NewNodesPosition($1, $3),
Left: $1,
OpTkn: $2,
Right: $3,
}
}
| expr '*' expr
{
$$ = &ast.ExprBinaryMul{
Position: yylex.(*Parser).builder.NewNodesPosition($1, $3),
Left: $1,
OpTkn: $2,
Right: $3,
}
}
| expr T_POW expr
{
$$ = &ast.ExprBinaryPow{
Position: yylex.(*Parser).builder.NewNodesPosition($1, $3),
Left: $1,
OpTkn: $2,
Right: $3,
}
}
| expr '/' expr
{
$$ = &ast.ExprBinaryDiv{
Position: yylex.(*Parser).builder.NewNodesPosition($1, $3),
Left: $1,
OpTkn: $2,
Right: $3,
}
}
| expr '%' expr
{
$$ = &ast.ExprBinaryMod{
Position: yylex.(*Parser).builder.NewNodesPosition($1, $3),
Left: $1,
OpTkn: $2,
Right: $3,
}
}
| expr T_SL expr
{
$$ = &ast.ExprBinaryShiftLeft{
Position: yylex.(*Parser).builder.NewNodesPosition($1, $3),
Left: $1,
OpTkn: $2,
Right: $3,
}
}
| expr T_SR expr
{
$$ = &ast.ExprBinaryShiftRight{
Position: yylex.(*Parser).builder.NewNodesPosition($1, $3),
Left: $1,
OpTkn: $2,
Right: $3,
}
}
| '+' expr %prec T_INC
{
$$ = &ast.ExprUnaryPlus{
Position: yylex.(*Parser).builder.NewTokenNodePosition($1, $2),
PlusTkn: $1,
Expr: $2,
}
}
| '-' expr %prec T_INC
{
$$ = &ast.ExprUnaryMinus{
Position: yylex.(*Parser).builder.NewTokenNodePosition($1, $2),
MinusTkn: $1,
Expr: $2,
}
}
| '!' expr
{
$$ = &ast.ExprBooleanNot{
Position: yylex.(*Parser).builder.NewTokenNodePosition($1, $2),
ExclamationTkn: $1,
Expr: $2,
}
}
| '~' expr
{
$$ = &ast.ExprBitwiseNot{
Position: yylex.(*Parser).builder.NewTokenNodePosition($1, $2),
TildaTkn: $1,
Expr: $2,
}
}
| expr T_IS_IDENTICAL expr
{
$$ = &ast.ExprBinaryIdentical{
Position: yylex.(*Parser).builder.NewNodesPosition($1, $3),
Left: $1,
OpTkn: $2,
Right: $3,
}
}
| expr T_IS_NOT_IDENTICAL expr
{
$$ = &ast.ExprBinaryNotIdentical{
Position: yylex.(*Parser).builder.NewNodesPosition($1, $3),
Left: $1,
OpTkn: $2,
Right: $3,
}
}
| expr T_IS_EQUAL expr
{
$$ = &ast.ExprBinaryEqual{
Position: yylex.(*Parser).builder.NewNodesPosition($1, $3),
Left: $1,
OpTkn: $2,
Right: $3,
}
}
| expr T_IS_NOT_EQUAL expr
{
$$ = &ast.ExprBinaryNotEqual{
Position: yylex.(*Parser).builder.NewNodesPosition($1, $3),
Left: $1,
OpTkn: $2,
Right: $3,
}
}
| expr '<' expr
{
$$ = &ast.ExprBinarySmaller{
Position: yylex.(*Parser).builder.NewNodesPosition($1, $3),
Left: $1,
OpTkn: $2,
Right: $3,
}
}
| expr T_IS_SMALLER_OR_EQUAL expr
{
$$ = &ast.ExprBinarySmallerOrEqual{
Position: yylex.(*Parser).builder.NewNodesPosition($1, $3),
Left: $1,
OpTkn: $2,
Right: $3,
}
}
| expr '>' expr
{
$$ = &ast.ExprBinaryGreater{
Position: yylex.(*Parser).builder.NewNodesPosition($1, $3),
Left: $1,
OpTkn: $2,
Right: $3,
}
}
| expr T_IS_GREATER_OR_EQUAL expr
{
$$ = &ast.ExprBinaryGreaterOrEqual{
Position: yylex.(*Parser).builder.NewNodesPosition($1, $3),
Left: $1,
OpTkn: $2,
Right: $3,
}
}
| expr T_SPACESHIP expr
{
$$ = &ast.ExprBinarySpaceship{
Position: yylex.(*Parser).builder.NewNodesPosition($1, $3),
Left: $1,
OpTkn: $2,
Right: $3,
}
}
| expr T_INSTANCEOF class_name_reference
{
$$ = &ast.ExprInstanceOf{
Position: yylex.(*Parser).builder.NewNodesPosition($1, $3),
Expr: $1,
InstanceOfTkn: $2,
Class: $3,
}
}
| '(' expr ')'
{
$$ = &ast.ExprBrackets{
Position: yylex.(*Parser).builder.NewTokensPosition($1, $3),
OpenParenthesisTkn: $1,
Expr: $2,
CloseParenthesisTkn: $3,
}
}
| new_expr
{
$$ = $1
}
| expr '?' expr ':' expr
{
$$ = &ast.ExprTernary{
Position: yylex.(*Parser).builder.NewNodesPosition($1, $5),
Cond: $1,
QuestionTkn: $2,
IfTrue: $3,
ColonTkn: $4,
IfFalse: $5,
}
}
| expr '?' ':' expr
{
$$ = &ast.ExprTernary{
Position: yylex.(*Parser).builder.NewNodesPosition($1, $4),
Cond: $1,
QuestionTkn: $2,
ColonTkn: $3,
IfFalse: $4,
}
}
| expr T_COALESCE expr
{
$$ = &ast.ExprBinaryCoalesce{
Position: yylex.(*Parser).builder.NewNodesPosition($1, $3),
Left: $1,
OpTkn: $2,
Right: $3,
}
}
| internal_functions_in_yacc
{
$$ = $1
}
| T_INT_CAST expr
{
$$ = &ast.ExprCastInt{
Position: yylex.(*Parser).builder.NewTokenNodePosition($1, $2),
CastTkn: $1,
Expr: $2,
}
}
| T_DOUBLE_CAST expr
{
$$ = &ast.ExprCastDouble{
Position: yylex.(*Parser).builder.NewTokenNodePosition($1, $2),
CastTkn: $1,
Expr: $2,
}
}
| T_STRING_CAST expr
{
$$ = &ast.ExprCastString{
Position: yylex.(*Parser).builder.NewTokenNodePosition($1, $2),
CastTkn: $1,
Expr: $2,
}
}
| T_ARRAY_CAST expr
{
$$ = &ast.ExprCastArray{
Position: yylex.(*Parser).builder.NewTokenNodePosition($1, $2),
CastTkn: $1,
Expr: $2,
}
}
| T_OBJECT_CAST expr
{
$$ = &ast.ExprCastObject{
Position: yylex.(*Parser).builder.NewTokenNodePosition($1, $2),
CastTkn: $1,
Expr: $2,
}
}
| T_BOOL_CAST expr
{
$$ = &ast.ExprCastBool{
Position: yylex.(*Parser).builder.NewTokenNodePosition($1, $2),
CastTkn: $1,
Expr: $2,
}
}
| T_UNSET_CAST expr
{
$$ = &ast.ExprCastUnset{
Position: yylex.(*Parser).builder.NewTokenNodePosition($1, $2),
CastTkn: $1,
Expr: $2,
}
}
| T_EXIT exit_expr
{
exit := &ast.ExprExit{
ExitTkn: $1,
}
if $2 == nil {
exit.Position = yylex.(*Parser).builder.NewTokenPosition($1)
} else {
exit.Position = yylex.(*Parser).builder.NewTokenNodePosition($1, $2)
exit.OpenParenthesisTkn = $2.(*ast.ExprBrackets).OpenParenthesisTkn
exit.Expr = $2.(*ast.ExprBrackets).Expr
exit.CloseParenthesisTkn = $2.(*ast.ExprBrackets).CloseParenthesisTkn
}
$$ = exit
}
| '@' expr
{
$$ = &ast.ExprErrorSuppress{
Position: yylex.(*Parser).builder.NewTokenNodePosition($1, $2),
AtTkn: $1,
Expr: $2,
}
}
| scalar
{
$$ = $1
}
| '`' backticks_expr '`'
{
$$ = &ast.ExprShellExec{
Position: yylex.(*Parser).builder.NewTokensPosition($1, $3),
OpenBacktickTkn: $1,
Parts: $2,
CloseBacktickTkn: $3,
}
}
| T_PRINT expr
{
$$ = &ast.ExprPrint{
Position: yylex.(*Parser).builder.NewTokenNodePosition($1, $2),
PrintTkn: $1,
Expr: $2,
}
}
| T_YIELD
{
$$ = &ast.ExprYield{
Position: yylex.(*Parser).builder.NewTokenPosition($1),
YieldTkn: $1,
}
}
| T_YIELD expr
{
$$ = &ast.ExprYield{
Position: yylex.(*Parser).builder.NewTokenNodePosition($1, $2),
YieldTkn: $1,
Val: $2,
}
}
| T_YIELD expr T_DOUBLE_ARROW expr
{
$$ = &ast.ExprYield{
Position: yylex.(*Parser).builder.NewTokenNodePosition($1, $4),
YieldTkn: $1,
Key: $2,
DoubleArrowTkn: $3,
Val: $4,
}
}
| T_YIELD_FROM expr
{
$$ = &ast.ExprYieldFrom{
Position: yylex.(*Parser).builder.NewTokenNodePosition($1, $2),
YieldFromTkn: $1,
Expr: $2,
}
}
| inline_function
{
$$ = $1;
}
| T_STATIC inline_function
{
switch n := $2.(type) {
case *ast.ExprClosure :
n.Position = yylex.(*Parser).builder.NewTokenNodePosition($1, $2)
n.StaticTkn = $1;
case *ast.ExprArrowFunction :
n.Position = yylex.(*Parser).builder.NewTokenNodePosition($1, $2)
n.StaticTkn = $1;
};
$$ = $2
}
;
inline_function:
T_FUNCTION returns_ref backup_doc_comment '(' parameter_list ')' lexical_vars return_type '{' inner_statement_list '}'
{
closure := $7.(*ast.ExprClosure)
closure.Position = yylex.(*Parser).builder.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
$$ = closure
}
| T_FN returns_ref '(' parameter_list ')' return_type backup_doc_comment T_DOUBLE_ARROW expr
{
$$ = &ast.ExprArrowFunction{
Position: yylex.(*Parser).builder.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 */
;
returns_ref:
/* empty */
{
$$ = nil
}
| '&'
{
$$ = $1
}
;
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:
lexical_var_list ',' lexical_var
{
$1.(*ParserSeparatedList).SeparatorTkns = append($1.(*ParserSeparatedList).SeparatorTkns, $2)
$1.(*ParserSeparatedList).Items = append($1.(*ParserSeparatedList).Items, $3)
$$ = $1
}
| lexical_var
{
$$ = &ParserSeparatedList{
Items: []ast.Vertex{$1},
}
}
;
lexical_var:
T_VARIABLE
{
$$ = &ast.ExprClosureUse{
Position: yylex.(*Parser).builder.NewTokenPosition($1),
Var: &ast.ExprVariable{
Position: yylex.(*Parser).builder.NewTokenPosition($1),
Name: &ast.Identifier{
Position: yylex.(*Parser).builder.NewTokenPosition($1),
IdentifierTkn: $1,
Value: $1.Value,
},
},
}
}
| '&' T_VARIABLE
{
$$ = &ast.ExprClosureUse{
Position: yylex.(*Parser).builder.NewTokensPosition($1, $2),
AmpersandTkn: $1,
Var: &ast.ExprVariable{
Position: yylex.(*Parser).builder.NewTokenPosition($2),
Name: &ast.Identifier{
Position: yylex.(*Parser).builder.NewTokenPosition($2),
IdentifierTkn: $2,
Value: $2.Value,
},
},
}
}
;
function_call:
name argument_list
{
$$ = &ast.ExprFunctionCall{
Position: yylex.(*Parser).builder.NewNodesPosition($1, $2),
Function: $1,
OpenParenthesisTkn: $2.(*ArgumentList).OpenParenthesisTkn,
Args: $2.(*ArgumentList).Arguments,
SeparatorTkns: $2.(*ArgumentList).SeparatorTkns,
CloseParenthesisTkn: $2.(*ArgumentList).CloseParenthesisTkn,
}
}
| class_name T_PAAMAYIM_NEKUDOTAYIM member_name argument_list
{
staticCall := &ast.ExprStaticCall{
Position: yylex.(*Parser).builder.NewNodesPosition($1, $4),
Class: $1,
DoubleColonTkn: $2,
Call: $3,
OpenParenthesisTkn: $4.(*ArgumentList).OpenParenthesisTkn,
Args: $4.(*ArgumentList).Arguments,
SeparatorTkns: $4.(*ArgumentList).SeparatorTkns,
CloseParenthesisTkn: $4.(*ArgumentList).CloseParenthesisTkn,
}
if brackets, ok := $3.(*ParserBrackets); ok {
staticCall.OpenCurlyBracketTkn = brackets.OpenBracketTkn
staticCall.Call = brackets.Child
staticCall.CloseCurlyBracketTkn = brackets.CloseBracketTkn
}
$$ = staticCall
}
| variable_class_name T_PAAMAYIM_NEKUDOTAYIM member_name argument_list
{
staticCall := &ast.ExprStaticCall{
Position: yylex.(*Parser).builder.NewNodesPosition($1, $4),
Class: $1,
DoubleColonTkn: $2,
Call: $3,
OpenParenthesisTkn: $4.(*ArgumentList).OpenParenthesisTkn,
Args: $4.(*ArgumentList).Arguments,
SeparatorTkns: $4.(*ArgumentList).SeparatorTkns,
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.NewNodesPosition($1, $2),
Function: $1,
OpenParenthesisTkn: $2.(*ArgumentList).OpenParenthesisTkn,
Args: $2.(*ArgumentList).Arguments,
SeparatorTkns: $2.(*ArgumentList).SeparatorTkns,
CloseParenthesisTkn: $2.(*ArgumentList).CloseParenthesisTkn,
}
}
;
class_name:
T_STATIC
{
$$ = &ast.Identifier{
Position: yylex.(*Parser).builder.NewTokenPosition($1),
IdentifierTkn: $1,
Value: $1.Value,
}
}
| name
{
$$ = $1
}
;
class_name_reference:
class_name
{
$$ = $1
}
| new_variable
{
$$ = $1
}
;
exit_expr:
/* empty */
{
$$ = nil
}
| '(' optional_expr ')'
{
$$ = &ast.ExprBrackets{
Position: yylex.(*Parser).builder.NewTokensPosition($1, $3),
OpenParenthesisTkn: $1,
Expr: $2,
CloseParenthesisTkn: $3,
}
}
;
backticks_expr:
/* empty */
{
$$ = []ast.Vertex{}
}
| T_ENCAPSED_AND_WHITESPACE
{
$$ = []ast.Vertex{
&ast.ScalarEncapsedStringPart{
Position: yylex.(*Parser).builder.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.NewTokensPosition($1, $4),
ArrayTkn: $1,
OpenBracketTkn: $2,
Items: $3.(*ParserSeparatedList).Items,
SeparatorTkns: $3.(*ParserSeparatedList).SeparatorTkns,
CloseBracketTkn: $4,
}
}
| '[' array_pair_list ']'
{
$$ = &ast.ExprArray{
Position: yylex.(*Parser).builder.NewTokensPosition($1, $3),
OpenBracketTkn: $1,
Items: $2.(*ParserSeparatedList).Items,
SeparatorTkns: $2.(*ParserSeparatedList).SeparatorTkns,
CloseBracketTkn: $3,
}
}
| T_CONSTANT_ENCAPSED_STRING
{
$$ = &ast.ScalarString{
Position: yylex.(*Parser).builder.NewTokenPosition($1),
StringTkn: $1,
Value: $1.Value,
}
}
;
scalar:
T_LNUMBER
{
$$ = &ast.ScalarLnumber{
Position: yylex.(*Parser).builder.NewTokenPosition($1),
NumberTkn: $1,
Value: $1.Value,
}
}
| T_DNUMBER
{
$$ = &ast.ScalarDnumber{
Position: yylex.(*Parser).builder.NewTokenPosition($1),
NumberTkn: $1,
Value: $1.Value,
}
}
| T_LINE
{
$$ = &ast.ScalarMagicConstant{
Position: yylex.(*Parser).builder.NewTokenPosition($1),
MagicConstTkn: $1,
Value: $1.Value,
}
}
| T_FILE
{
$$ = &ast.ScalarMagicConstant{
Position: yylex.(*Parser).builder.NewTokenPosition($1),
MagicConstTkn: $1,
Value: $1.Value,
}
}
| T_DIR
{
$$ = &ast.ScalarMagicConstant{
Position: yylex.(*Parser).builder.NewTokenPosition($1),
MagicConstTkn: $1,
Value: $1.Value,
}
}
| T_TRAIT_C
{
$$ = &ast.ScalarMagicConstant{
Position: yylex.(*Parser).builder.NewTokenPosition($1),
MagicConstTkn: $1,
Value: $1.Value,
}
}
| T_METHOD_C
{
$$ = &ast.ScalarMagicConstant{
Position: yylex.(*Parser).builder.NewTokenPosition($1),
MagicConstTkn: $1,
Value: $1.Value,
}
}
| T_FUNC_C
{
$$ = &ast.ScalarMagicConstant{
Position: yylex.(*Parser).builder.NewTokenPosition($1),
MagicConstTkn: $1,
Value: $1.Value,
}
}
| T_NS_C
{
$$ = &ast.ScalarMagicConstant{
Position: yylex.(*Parser).builder.NewTokenPosition($1),
MagicConstTkn: $1,
Value: $1.Value,
}
}
| T_CLASS_C
{
$$ = &ast.ScalarMagicConstant{
Position: yylex.(*Parser).builder.NewTokenPosition($1),
MagicConstTkn: $1,
Value: $1.Value,
}
}
| T_START_HEREDOC T_ENCAPSED_AND_WHITESPACE T_END_HEREDOC
{
$$ = &ast.ScalarHeredoc{
Position: yylex.(*Parser).builder.NewTokensPosition($1, $3),
OpenHeredocTkn: $1,
Parts: []ast.Vertex{
&ast.ScalarEncapsedStringPart{
Position: yylex.(*Parser).builder.NewTokenPosition($2),
EncapsedStrTkn: $2,
Value: $2.Value,
},
},
CloseHeredocTkn: $3,
}
}
| T_START_HEREDOC T_END_HEREDOC
{
$$ = &ast.ScalarHeredoc{
Position: yylex.(*Parser).builder.NewTokensPosition($1, $2),
OpenHeredocTkn: $1,
CloseHeredocTkn: $2,
}
}
| '"' encaps_list '"'
{
$$ = &ast.ScalarEncapsed{
Position: yylex.(*Parser).builder.NewTokensPosition($1, $3),
OpenQuoteTkn: $1,
Parts: $2,
CloseQuoteTkn: $3,
}
}
| T_START_HEREDOC encaps_list T_END_HEREDOC
{
$$ = &ast.ScalarHeredoc{
Position: yylex.(*Parser).builder.NewTokensPosition($1, $3),
OpenHeredocTkn: $1,
Parts: $2,
CloseHeredocTkn: $3,
}
}
| dereferencable_scalar
{
$$ = $1
}
| constant
{
$$ = $1
}
;
constant:
name
{
$$ = &ast.ExprConstFetch{
Position: yylex.(*Parser).builder.NewNodePosition($1),
Const: $1,
}
}
| class_name T_PAAMAYIM_NEKUDOTAYIM identifier
{
$$ = &ast.ExprClassConstFetch{
Position: yylex.(*Parser).builder.NewNodeTokenPosition($1, $3),
Class: $1,
DoubleColonTkn: $2,
Const: &ast.Identifier{
Position: yylex.(*Parser).builder.NewTokenPosition($3),
IdentifierTkn: $3,
Value: $3.Value,
},
}
}
| variable_class_name T_PAAMAYIM_NEKUDOTAYIM identifier
{
$$ = &ast.ExprClassConstFetch{
Position: yylex.(*Parser).builder.NewNodeTokenPosition($1, $3),
Class: $1,
DoubleColonTkn: $2,
Const: &ast.Identifier{
Position: yylex.(*Parser).builder.NewTokenPosition($3),
IdentifierTkn: $3,
Value: $3.Value,
},
}
}
;
expr:
variable
{
$$ = $1
}
| expr_without_variable
{
$$ = $1
}
;
optional_expr:
/* empty */
{
$$ = nil
}
| expr
{
$$ = $1
}
;
variable_class_name:
dereferencable
{
$$ = $1
}
;
dereferencable:
variable
{
$$ = $1
}
| '(' expr ')'
{
$$ = &ast.ExprBrackets{
Position: yylex.(*Parser).builder.NewTokensPosition($1, $3),
OpenParenthesisTkn: $1,
Expr: $2,
CloseParenthesisTkn: $3,
}
}
| dereferencable_scalar
{
$$ = $1;
}
;
callable_expr:
callable_variable
{
$$ = $1
}
| '(' expr ')'
{
$$ = &ast.ExprBrackets{
Position: yylex.(*Parser).builder.NewTokensPosition($1, $3),
OpenParenthesisTkn: $1,
Expr: $2,
CloseParenthesisTkn: $3,
}
}
| dereferencable_scalar
{
$$ = $1
}
;
callable_variable:
simple_variable
{
$$ = $1
}
| dereferencable '[' optional_expr ']'
{
$$ = &ast.ExprArrayDimFetch{
Position: yylex.(*Parser).builder.NewNodeTokenPosition($1, $4),
Var: $1,
OpenBracketTkn: $2,
Dim: $3,
CloseBracketTkn: $4,
}
}
| constant '[' optional_expr ']'
{
$$ = &ast.ExprArrayDimFetch{
Position: yylex.(*Parser).builder.NewNodeTokenPosition($1, $4),
Var: $1,
OpenBracketTkn: $2,
Dim: $3,
CloseBracketTkn: $4,
}
}
| dereferencable '{' expr '}'
{
$$ = &ast.ExprArrayDimFetch{
Position: yylex.(*Parser).builder.NewNodeTokenPosition($1, $4),
Var: $1,
OpenBracketTkn: $2,
Dim: $3,
CloseBracketTkn: $4,
}
}
| dereferencable T_OBJECT_OPERATOR property_name argument_list
{
methodCall := &ast.ExprMethodCall{
Position: yylex.(*Parser).builder.NewNodesPosition($1, $4),
Var: $1,
ObjectOperatorTkn: $2,
Method: $3,
OpenParenthesisTkn: $4.(*ArgumentList).OpenParenthesisTkn,
Args: $4.(*ArgumentList).Arguments,
SeparatorTkns: $4.(*ArgumentList).SeparatorTkns,
CloseParenthesisTkn: $4.(*ArgumentList).CloseParenthesisTkn,
}
if brackets, ok := $3.(*ParserBrackets); ok {
methodCall.OpenCurlyBracketTkn = brackets.OpenBracketTkn
methodCall.Method = brackets.Child
methodCall.CloseCurlyBracketTkn = brackets.CloseBracketTkn
}
$$ = methodCall
}
| function_call
{
$$ = $1
}
;
variable:
callable_variable
{
$$ = $1
}
| static_member
{
$$ = $1
}
| dereferencable T_OBJECT_OPERATOR property_name
{
propertyFetch := &ast.ExprPropertyFetch{
Position: yylex.(*Parser).builder.NewNodesPosition($1, $3),
Var: $1,
ObjectOperatorTkn: $2,
Prop: $3,
}
if brackets, ok := $3.(*ParserBrackets); ok {
propertyFetch.OpenCurlyBracketTkn = brackets.OpenBracketTkn
propertyFetch.Prop = brackets.Child
propertyFetch.CloseCurlyBracketTkn = brackets.CloseBracketTkn
}
$$ = propertyFetch
}
;
simple_variable:
T_VARIABLE
{
$$ = &ast.ExprVariable{
Position: yylex.(*Parser).builder.NewTokenPosition($1),
Name: &ast.Identifier{
Position: yylex.(*Parser).builder.NewTokenPosition($1),
IdentifierTkn: $1,
Value: $1.Value,
},
}
}
| '$' '{' expr '}'
{
$$ = &ast.ExprVariable{
Position: yylex.(*Parser).builder.NewTokensPosition($1, $4),
DollarTkn: $1,
OpenCurlyBracketTkn: $2,
Name: $3,
CloseCurlyBracketTkn: $4,
}
}
| '$' simple_variable
{
$$ = &ast.ExprVariable{
Position: yylex.(*Parser).builder.NewTokenNodePosition($1, $2),
DollarTkn: $1,
Name: $2,
}
}
;
static_member:
class_name T_PAAMAYIM_NEKUDOTAYIM simple_variable
{
$$ = &ast.ExprStaticPropertyFetch{
Position: yylex.(*Parser).builder.NewNodesPosition($1, $3),
Class: $1,
DoubleColonTkn: $2,
Prop: $3,
}
}
| variable_class_name T_PAAMAYIM_NEKUDOTAYIM simple_variable
{
$$ = &ast.ExprStaticPropertyFetch{
Position: yylex.(*Parser).builder.NewNodesPosition($1, $3),
Class: $1,
DoubleColonTkn: $2,
Prop: $3,
}
}
;
new_variable:
simple_variable
{
$$ = $1
}
| new_variable '[' optional_expr ']'
{
$$ = &ast.ExprArrayDimFetch{
Position: yylex.(*Parser).builder.NewNodeTokenPosition($1, $4),
Var: $1,
OpenBracketTkn: $2,
Dim: $3,
CloseBracketTkn: $4,
}
}
| new_variable '{' expr '}'
{
$$ = &ast.ExprArrayDimFetch{
Position: yylex.(*Parser).builder.NewNodeTokenPosition($1, $4),
Var: $1,
OpenBracketTkn: $2,
Dim: $3,
CloseBracketTkn: $4,
}
}
| new_variable T_OBJECT_OPERATOR property_name
{
propertyFetch := &ast.ExprPropertyFetch{
Position: yylex.(*Parser).builder.NewNodesPosition($1, $3),
Var: $1,
ObjectOperatorTkn: $2,
Prop: $3,
}
if brackets, ok := $3.(*ParserBrackets); ok {
propertyFetch.OpenCurlyBracketTkn = brackets.OpenBracketTkn
propertyFetch.Prop = brackets.Child
propertyFetch.CloseCurlyBracketTkn = brackets.CloseBracketTkn
}
$$ = propertyFetch
}
| class_name T_PAAMAYIM_NEKUDOTAYIM simple_variable
{
$$ = &ast.ExprStaticPropertyFetch{
Position: yylex.(*Parser).builder.NewNodesPosition($1, $3),
Class: $1,
DoubleColonTkn: $2,
Prop: $3,
}
}
| new_variable T_PAAMAYIM_NEKUDOTAYIM simple_variable
{
$$ = &ast.ExprStaticPropertyFetch{
Position: yylex.(*Parser).builder.NewNodesPosition($1, $3),
Class: $1,
DoubleColonTkn: $2,
Prop: $3,
}
}
;
member_name:
identifier
{
$$ = &ast.Identifier{
Position: yylex.(*Parser).builder.NewTokenPosition($1),
IdentifierTkn: $1,
Value: $1.Value,
}
}
| '{' expr '}'
{
$$ = &ParserBrackets{
Position: yylex.(*Parser).builder.NewTokensPosition($1, $3),
OpenBracketTkn: $1,
Child: $2,
CloseBracketTkn: $3,
}
}
| simple_variable
{
$$ = $1
}
;
property_name:
T_STRING
{
$$ = &ast.Identifier{
Position: yylex.(*Parser).builder.NewTokenPosition($1),
IdentifierTkn: $1,
Value: $1.Value,
}
}
| '{' expr '}'
{
$$ = &ParserBrackets{
Position: yylex.(*Parser).builder.NewTokensPosition($1, $3),
OpenBracketTkn: $1,
Child: $2,
CloseBracketTkn: $3,
}
}
| simple_variable
{
$$ = $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
{
$$ = $1
}
;
non_empty_array_pair_list:
non_empty_array_pair_list ',' possible_array_pair
{
$1.(*ParserSeparatedList).SeparatorTkns = append($1.(*ParserSeparatedList).SeparatorTkns, $2)
$1.(*ParserSeparatedList).Items = append($1.(*ParserSeparatedList).Items, $3)
$$ = $1
}
| possible_array_pair
{
$$ = &ParserSeparatedList{
Items: []ast.Vertex{$1},
}
}
;
array_pair:
expr T_DOUBLE_ARROW expr
{
$$ = &ast.ExprArrayItem{
Position: yylex.(*Parser).builder.NewNodesPosition($1, $3),
Key: $1,
DoubleArrowTkn: $2,
Val: $3,
}
}
| expr
{
$$ = &ast.ExprArrayItem{
Position: yylex.(*Parser).builder.NewNodePosition($1),
Val: $1,
}
}
| expr T_DOUBLE_ARROW '&' variable
{
$$ = &ast.ExprArrayItem{
Position: yylex.(*Parser).builder.NewNodesPosition($1, $4),
Key: $1,
DoubleArrowTkn: $2,
AmpersandTkn: $3,
Val: $4,
}
}
| '&' variable
{
$$ = &ast.ExprArrayItem{
Position: yylex.(*Parser).builder.NewTokenNodePosition($1, $2),
AmpersandTkn: $1,
Val: $2,
}
}
| T_ELLIPSIS expr
{
$$ = &ast.ExprArrayItem{
Position: yylex.(*Parser).builder.NewTokenNodePosition($1, $2),
EllipsisTkn: $1,
Val: $2,
}
}
| expr T_DOUBLE_ARROW T_LIST '(' array_pair_list ')'
{
$$ = &ast.ExprArrayItem{
Position: yylex.(*Parser).builder.NewNodeTokenPosition($1, $6),
Key: $1,
DoubleArrowTkn: $2,
Val: &ast.ExprList{
Position: yylex.(*Parser).builder.NewTokensPosition($3, $6),
ListTkn: $3,
OpenBracketTkn: $4,
Items: $5.(*ParserSeparatedList).Items,
SeparatorTkns: $5.(*ParserSeparatedList).SeparatorTkns,
CloseBracketTkn: $6,
},
}
}
| T_LIST '(' array_pair_list ')'
{
$$ = &ast.ExprArrayItem{
Position: yylex.(*Parser).builder.NewTokensPosition($1, $4),
Val: &ast.ExprList{
Position: yylex.(*Parser).builder.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.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.NewTokenPosition($1),
EncapsedStrTkn: $1,
Value: $1.Value,
},
$2,
}
}
;
encaps_var:
T_VARIABLE
{
$$ = &ast.ExprVariable{
Position: yylex.(*Parser).builder.NewTokenPosition($1),
Name: &ast.Identifier{
Position: yylex.(*Parser).builder.NewTokenPosition($1),
IdentifierTkn: $1,
Value: $1.Value,
},
}
}
| T_VARIABLE '[' encaps_var_offset ']'
{
$$ = &ast.ExprArrayDimFetch{
Position: yylex.(*Parser).builder.NewTokensPosition($1, $4),
Var: &ast.ExprVariable{
Position: yylex.(*Parser).builder.NewTokenPosition($1),
Name: &ast.Identifier{
Position: yylex.(*Parser).builder.NewTokenPosition($1),
IdentifierTkn: $1,
Value: $1.Value,
},
},
OpenBracketTkn: $2,
Dim: $3,
CloseBracketTkn: $4,
}
}
| T_VARIABLE T_OBJECT_OPERATOR T_STRING
{
$$ = &ast.ExprPropertyFetch{
Position: yylex.(*Parser).builder.NewTokensPosition($1, $3),
Var: &ast.ExprVariable{
Position: yylex.(*Parser).builder.NewTokenPosition($1),
Name: &ast.Identifier{
Position: yylex.(*Parser).builder.NewTokenPosition($1),
IdentifierTkn: $1,
Value: $1.Value,
},
},
ObjectOperatorTkn: $2,
Prop: &ast.Identifier{
Position: yylex.(*Parser).builder.NewTokenPosition($3),
IdentifierTkn: $3,
Value: $3.Value,
},
}
}
| T_DOLLAR_OPEN_CURLY_BRACES expr '}'
{
$$ = &ast.ScalarEncapsedStringVar{
Position: yylex.(*Parser).builder.NewTokensPosition($1, $3),
DollarOpenCurlyBracketTkn: $1,
Name: $2,
CloseCurlyBracketTkn: $3,
}
}
| T_DOLLAR_OPEN_CURLY_BRACES T_STRING_VARNAME '}'
{
$$ = &ast.ScalarEncapsedStringVar{
Position: yylex.(*Parser).builder.NewTokensPosition($1, $3),
DollarOpenCurlyBracketTkn: $1,
Name: &ast.Identifier{
Position: yylex.(*Parser).builder.NewTokenPosition($2),
IdentifierTkn: $2,
Value: $2.Value,
},
CloseCurlyBracketTkn: $3,
}
}
| T_DOLLAR_OPEN_CURLY_BRACES T_STRING_VARNAME '[' expr ']' '}'
{
$$ = &ast.ScalarEncapsedStringVar{
Position: yylex.(*Parser).builder.NewTokensPosition($1, $3),
DollarOpenCurlyBracketTkn: $1,
Name: &ast.Identifier{
Position: yylex.(*Parser).builder.NewTokenPosition($2),
IdentifierTkn: $2,
Value: $2.Value,
},
OpenSquareBracketTkn: $3,
Dim: $4,
CloseSquareBracketTkn: $5,
CloseCurlyBracketTkn: $6,
}
}
| T_CURLY_OPEN variable '}'
{
$$ = &ast.ScalarEncapsedStringBrackets{
Position: yylex.(*Parser).builder.NewTokensPosition($1, $3),
OpenCurlyBracketTkn: $1,
Var: $2,
CloseCurlyBracketTkn: $3,
}
}
;
encaps_var_offset:
T_STRING
{
$$ = &ast.ScalarString{
Position: yylex.(*Parser).builder.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 {
$$ = &ast.ScalarLnumber{
Position: yylex.(*Parser).builder.NewTokenPosition($1),
NumberTkn: $1,
Value: $1.Value,
}
} else {
$$ = &ast.ScalarString{
Position: yylex.(*Parser).builder.NewTokenPosition($1),
StringTkn: $1,
Value: $1.Value,
}
}
}
| '-' T_NUM_STRING
{
_, err := strconv.Atoi(string($2.Value));
isInt := err == nil
if isInt {
$$ = &ast.ExprUnaryMinus{
Position: yylex.(*Parser).builder.NewTokensPosition($1, $2),
MinusTkn: $1,
Expr: &ast.ScalarLnumber{
Position: yylex.(*Parser).builder.NewTokenPosition($2),
NumberTkn: $2,
Value: $2.Value,
},
}
} else {
$$ = &ast.ScalarString{
Position: yylex.(*Parser).builder.NewTokensPosition($1, $2),
MinusTkn: $1,
StringTkn: $2,
Value: append([]byte("-"), $2.Value...),
}
}
}
| T_VARIABLE
{
$$ = &ast.ExprVariable{
Position: yylex.(*Parser).builder.NewTokenPosition($1),
Name: &ast.Identifier{
Position: yylex.(*Parser).builder.NewTokenPosition($1),
IdentifierTkn: $1,
Value: $1.Value,
},
}
}
;
internal_functions_in_yacc:
T_ISSET '(' isset_variables possible_comma ')'
{
if $4 != nil {
$3.(*ParserSeparatedList).SeparatorTkns = append($3.(*ParserSeparatedList).SeparatorTkns, $4)
}
$$ = &ast.ExprIsset{
Position: yylex.(*Parser).builder.NewTokensPosition($1, $5),
IssetTkn: $1,
OpenParenthesisTkn: $2,
Vars: $3.(*ParserSeparatedList).Items,
SeparatorTkns: $3.(*ParserSeparatedList).SeparatorTkns,
CloseParenthesisTkn: $5,
}
}
| T_EMPTY '(' expr ')'
{
$$ = &ast.ExprEmpty{
Position: yylex.(*Parser).builder.NewTokensPosition($1, $4),
EmptyTkn: $1,
OpenParenthesisTkn: $2,
Expr: $3,
CloseParenthesisTkn: $4,
}
}
| T_INCLUDE expr
{
$$ = &ast.ExprInclude{
Position: yylex.(*Parser).builder.NewTokenNodePosition($1, $2),
IncludeTkn: $1,
Expr: $2,
}
}
| T_INCLUDE_ONCE expr
{
$$ = &ast.ExprIncludeOnce{
Position: yylex.(*Parser).builder.NewTokenNodePosition($1, $2),
IncludeOnceTkn: $1,
Expr: $2,
}
}
| T_EVAL '(' expr ')'
{
$$ = &ast.ExprEval{
Position: yylex.(*Parser).builder.NewTokensPosition($1, $4),
EvalTkn: $1,
OpenParenthesisTkn: $2,
Expr: $3,
CloseParenthesisTkn: $4,
}
}
| T_REQUIRE expr
{
$$ = &ast.ExprRequire{
Position: yylex.(*Parser).builder.NewTokenNodePosition($1, $2),
RequireTkn: $1,
Expr: $2,
}
}
| T_REQUIRE_ONCE expr
{
$$ = &ast.ExprRequireOnce{
Position: yylex.(*Parser).builder.NewTokenNodePosition($1, $2),
RequireOnceTkn: $1,
Expr: $2,
}
}
;
isset_variables:
isset_variable
{
$$ = &ParserSeparatedList{
Items: []ast.Vertex{$1},
}
}
| isset_variables ',' isset_variable
{
$1.(*ParserSeparatedList).SeparatorTkns = append($1.(*ParserSeparatedList).SeparatorTkns, $2)
$1.(*ParserSeparatedList).Items = append($1.(*ParserSeparatedList).Items, $3)
$$ = $1
}
;
isset_variable:
expr
{
$$ = $1
}
;
/////////////////////////////////////////////////////////////////////////
%%