%{ package php7 import ( "strconv" "github.com/z7zmey/php-parser/internal/position" "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 T_INCLUDE %token T_INCLUDE_ONCE %token T_EXIT %token T_IF %token T_LNUMBER %token T_DNUMBER %token T_STRING %token T_STRING_VARNAME %token T_VARIABLE %token T_NUM_STRING %token T_INLINE_HTML %token T_CHARACTER %token T_BAD_CHARACTER %token T_ENCAPSED_AND_WHITESPACE %token T_CONSTANT_ENCAPSED_STRING %token T_ECHO %token T_DO %token T_WHILE %token T_ENDWHILE %token T_FOR %token T_ENDFOR %token T_FOREACH %token T_ENDFOREACH %token T_DECLARE %token T_ENDDECLARE %token T_AS %token T_SWITCH %token T_ENDSWITCH %token T_CASE %token T_DEFAULT %token T_BREAK %token T_CONTINUE %token T_GOTO %token T_FUNCTION %token T_FN %token T_CONST %token T_RETURN %token T_TRY %token T_CATCH %token T_FINALLY %token T_THROW %token T_USE %token T_INSTEADOF %token T_GLOBAL %token T_VAR %token T_UNSET %token T_ISSET %token T_EMPTY %token T_HALT_COMPILER %token T_CLASS %token T_TRAIT %token T_INTERFACE %token T_EXTENDS %token T_IMPLEMENTS %token T_OBJECT_OPERATOR %token T_DOUBLE_ARROW %token T_LIST %token T_ARRAY %token T_CALLABLE %token T_CLASS_C %token T_TRAIT_C %token T_METHOD_C %token T_FUNC_C %token T_LINE %token T_FILE %token T_COMMENT %token T_DOC_COMMENT %token T_OPEN_TAG %token T_OPEN_TAG_WITH_ECHO %token T_CLOSE_TAG %token T_WHITESPACE %token T_START_HEREDOC %token T_END_HEREDOC %token T_DOLLAR_OPEN_CURLY_BRACES %token T_CURLY_OPEN %token T_PAAMAYIM_NEKUDOTAYIM %token T_NAMESPACE %token T_NS_C %token T_DIR %token T_NS_SEPARATOR %token T_ELLIPSIS %token T_EVAL %token T_REQUIRE %token T_REQUIRE_ONCE %token T_LOGICAL_OR %token T_LOGICAL_XOR %token T_LOGICAL_AND %token T_INSTANCEOF %token T_NEW %token T_CLONE %token T_ELSEIF %token T_ELSE %token T_ENDIF %token T_PRINT %token T_YIELD %token T_STATIC %token T_ABSTRACT %token T_FINAL %token T_PRIVATE %token T_PROTECTED %token T_PUBLIC %token T_INC %token T_DEC %token T_YIELD_FROM %token T_INT_CAST %token T_DOUBLE_CAST %token T_STRING_CAST %token T_ARRAY_CAST %token T_OBJECT_CAST %token T_BOOL_CAST %token T_UNSET_CAST %token T_COALESCE %token T_SPACESHIP %token T_NOELSE %token T_PLUS_EQUAL %token T_MINUS_EQUAL %token T_MUL_EQUAL %token T_POW_EQUAL %token T_DIV_EQUAL %token T_CONCAT_EQUAL %token T_MOD_EQUAL %token T_AND_EQUAL %token T_OR_EQUAL %token T_XOR_EQUAL %token T_SL_EQUAL %token T_SR_EQUAL %token T_COALESCE_EQUAL %token T_BOOLEAN_OR %token T_BOOLEAN_AND %token T_POW %token T_SL %token T_SR %token T_IS_IDENTICAL %token T_IS_NOT_IDENTICAL %token T_IS_EQUAL %token T_IS_NOT_EQUAL %token T_IS_SMALLER_OR_EQUAL %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 '.' %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 is_reference is_variadic returns_ref %type reserved_non_modifiers %type semi_reserved %type identifier %type possible_comma %type case_separator %type top_statement name statement function_declaration_statement %type class_declaration_statement trait_declaration_statement %type interface_declaration_statement %type group_use_declaration inline_use_declaration %type mixed_group_use_declaration use_declaration unprefixed_use_declaration %type const_decl inner_statement for_exprs non_empty_for_exprs %type expr optional_expr parameter_list non_empty_parameter_list %type declare_statement finally_statement unset_variable variable %type parameter optional_type argument expr_without_variable global_var_list global_var %type static_var_list static_var class_statement trait_adaptation trait_precedence trait_alias %type absolute_trait_method_reference trait_method_reference property echo_expr %type new_expr anonymous_class class_name class_name_reference simple_variable %type internal_functions_in_yacc non_empty_array_pair_list array_pair_list %type exit_expr scalar lexical_var function_call member_name property_name %type variable_class_name dereferencable_scalar constant dereferencable %type callable_expr callable_variable static_member new_variable %type encaps_var encaps_var_offset echo_expr_list catch_name_list name_list %type if_stmt const_list non_empty_argument_list property_list %type alt_if_stmt lexical_var_list isset_variables class_const_list %type if_stmt_without_else unprefixed_use_declarations inline_use_declarations use_declarations %type class_const_decl namespace_name %type alt_if_stmt_without_else %type array_pair possible_array_pair %type isset_variable type return_type type_expr %type class_modifier %type argument_list ctor_arguments %type trait_adaptations %type switch_case_list %type method_body %type foreach_statement for_statement while_statement %type inline_function %type unset_variables %type extends_from %type implements_list %type interface_extends_list %type lexical_vars %type member_modifier %type use_type %type foreach_variable %type encaps_list backticks_expr catch_list %type case_list trait_adaptation_list %type top_statement_list %type inner_statement_list class_statement_list %type method_modifiers variable_modifiers %type non_empty_member_modifiers class_modifiers %% ///////////////////////////////////////////////////////////////////////// start: top_statement_list { yylex.(*Parser).rootNode = &ast.Root{ Node: ast.Node{ Position: position.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 */ { $$ = []ast.Vertex{} } ; namespace_name: T_STRING { $$ = &ast.ParserSeparatedList{ Items: []ast.Vertex{ &ast.NameNamePart{ Node: ast.Node{ Position: position.NewTokenPosition($1), }, StringTkn: $1, Value: $1.Value, }, }, } } | namespace_name T_NS_SEPARATOR T_STRING { part := &ast.NameNamePart{ Node: ast.Node{ Position: position.NewTokenPosition($3), }, StringTkn: $3, Value: $3.Value, } $1.(*ast.ParserSeparatedList).SeparatorTkns = append($1.(*ast.ParserSeparatedList).SeparatorTkns, $2) $1.(*ast.ParserSeparatedList).Items = append($1.(*ast.ParserSeparatedList).Items, part) $$ = $1 } ; name: namespace_name { $$ = &ast.NameName{ Node: ast.Node{ Position: position.NewNodeListPosition($1.(*ast.ParserSeparatedList).Items), }, Parts: $1.(*ast.ParserSeparatedList).Items, SeparatorTkns: $1.(*ast.ParserSeparatedList).SeparatorTkns, } } | T_NAMESPACE T_NS_SEPARATOR namespace_name { $$ = &ast.NameRelative{ Node: ast.Node{ Position: position.NewTokenNodeListPosition($1, $3.(*ast.ParserSeparatedList).Items), }, NsTkn: $1, NsSeparatorTkn: $2, Parts: $3.(*ast.ParserSeparatedList).Items, SeparatorTkns: $3.(*ast.ParserSeparatedList).SeparatorTkns, } } | T_NS_SEPARATOR namespace_name { $$ = &ast.NameFullyQualified{ Node: ast.Node{ Position: position.NewTokenNodeListPosition($1, $2.(*ast.ParserSeparatedList).Items), }, NsSeparatorTkn: $1, Parts: $2.(*ast.ParserSeparatedList).Items, SeparatorTkns: $2.(*ast.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 '(' ')' ';' { $$ = &ast.StmtHaltCompiler{ Node: ast.Node{ Position: position.NewTokensPosition($1, $4), }, HaltCompilerTkn: $1, OpenParenthesisTkn: $2, CloseParenthesisTkn: $3, SemiColonTkn: $4, } } | T_NAMESPACE namespace_name ';' { $$ = &ast.StmtNamespace{ Node: ast.Node{ Position: position.NewTokensPosition($1, $3), }, NsTkn: $1, Name: &ast.NameName{ Node: ast.Node{ Position: position.NewNodeListPosition($2.(*ast.ParserSeparatedList).Items), }, Parts: $2.(*ast.ParserSeparatedList).Items, SeparatorTkns: $2.(*ast.ParserSeparatedList).SeparatorTkns, }, SemiColonTkn: $3, } } | T_NAMESPACE namespace_name '{' top_statement_list '}' { $$ = &ast.StmtNamespace{ Node: ast.Node{ Position: position.NewTokensPosition($1, $5), }, NsTkn: $1, Name: &ast.NameName{ Node: ast.Node{ Position: position.NewNodeListPosition($2.(*ast.ParserSeparatedList).Items), }, Parts: $2.(*ast.ParserSeparatedList).Items, SeparatorTkns: $2.(*ast.ParserSeparatedList).SeparatorTkns, }, OpenCurlyBracket: $3, Stmts: $4, CloseCurlyBracket: $5, } } | T_NAMESPACE '{' top_statement_list '}' { $$ = &ast.StmtNamespace{ Node: ast.Node{ Position: position.NewTokensPosition($1, $4), }, NsTkn: $1, OpenCurlyBracket: $2, Stmts: $3, CloseCurlyBracket: $4, } } | T_USE mixed_group_use_declaration ';' { use := $2.(*ast.StmtGroupUse) use.Node.Position = position.NewTokensPosition($1, $3) use.UseTkn = $1 use.SemiColonTkn = $3 $$ = $2 } | T_USE use_type group_use_declaration ';' { use := $3.(*ast.StmtGroupUse) use.Node.Position = position.NewTokensPosition($1, $4) use.UseTkn = $1 use.Type = $2 use.SemiColonTkn = $4 $$ = $3 } | T_USE use_declarations ';' { $$ = &ast.StmtUse{ Node: ast.Node{ Position: position.NewTokensPosition($1, $3), }, UseTkn: $1, UseDeclarations: $2.(*ast.ParserSeparatedList).Items, SeparatorTkns: $2.(*ast.ParserSeparatedList).SeparatorTkns, SemiColonTkn: $3, } } | T_USE use_type use_declarations ';' { $$ = &ast.StmtUse{ Node: ast.Node{ Position: position.NewTokensPosition($1, $4), }, UseTkn: $1, Type: $2, UseDeclarations: $3.(*ast.ParserSeparatedList).Items, SeparatorTkns: $3.(*ast.ParserSeparatedList).SeparatorTkns, SemiColonTkn: $4, } } | T_CONST const_list ';' { $$ = &ast.StmtConstList{ Node: ast.Node{ Position: position.NewTokensPosition($1, $3), }, ConstTkn: $1, Consts: $2.(*ast.ParserSeparatedList).Items, SeparatorTkns: $2.(*ast.ParserSeparatedList).SeparatorTkns, SemiColonTkn: $3, } } ; use_type: T_FUNCTION { $$ = &ast.Identifier{ Node: ast.Node{ Position: position.NewTokenPosition($1), }, IdentifierTkn: $1, Value: $1.Value, } } | T_CONST { $$ = &ast.Identifier{ Node: ast.Node{ Position: position.NewTokenPosition($1), }, IdentifierTkn: $1, Value: $1.Value, } } ; group_use_declaration: namespace_name T_NS_SEPARATOR '{' unprefixed_use_declarations possible_comma '}' { $4.(*ast.ParserSeparatedList).SeparatorTkns = append($4.(*ast.ParserSeparatedList).SeparatorTkns, $5) $$ = &ast.StmtGroupUse{ Node: ast.Node{ Position: position.NewNodeListTokenPosition($1.(*ast.ParserSeparatedList).Items, $6), }, Prefix: &ast.NameName{ Node: ast.Node{ Position: position.NewNodeListPosition($1.(*ast.ParserSeparatedList).Items), }, Parts: $1.(*ast.ParserSeparatedList).Items, SeparatorTkns: $1.(*ast.ParserSeparatedList).SeparatorTkns, }, NsSeparatorTkn: $2, OpenCurlyBracketTkn: $3, UseDeclarations: $4.(*ast.ParserSeparatedList).Items, SeparatorTkns: $4.(*ast.ParserSeparatedList).SeparatorTkns, CloseCurlyBracketTkn: $6, } } | T_NS_SEPARATOR namespace_name T_NS_SEPARATOR '{' unprefixed_use_declarations possible_comma '}' { $5.(*ast.ParserSeparatedList).SeparatorTkns = append($5.(*ast.ParserSeparatedList).SeparatorTkns, $6) $$ = &ast.StmtGroupUse{ Node: ast.Node{ Position: position.NewTokensPosition($1, $7), }, LeadingNsSeparatorTkn: $1, Prefix: &ast.NameName{ Node: ast.Node{ Position: position.NewNodeListPosition($2.(*ast.ParserSeparatedList).Items), }, Parts: $2.(*ast.ParserSeparatedList).Items, SeparatorTkns: $2.(*ast.ParserSeparatedList).SeparatorTkns, }, NsSeparatorTkn: $3, OpenCurlyBracketTkn: $4, UseDeclarations: $5.(*ast.ParserSeparatedList).Items, SeparatorTkns: $5.(*ast.ParserSeparatedList).SeparatorTkns, CloseCurlyBracketTkn: $7, } } ; mixed_group_use_declaration: namespace_name T_NS_SEPARATOR '{' inline_use_declarations possible_comma '}' { $4.(*ast.ParserSeparatedList).SeparatorTkns = append($4.(*ast.ParserSeparatedList).SeparatorTkns, $5) $$ = &ast.StmtGroupUse{ Node: ast.Node{ Position: position.NewNodeListTokenPosition($1.(*ast.ParserSeparatedList).Items, $6), }, Prefix: &ast.NameName{ Node: ast.Node{ Position: position.NewNodeListPosition($1.(*ast.ParserSeparatedList).Items), }, Parts: $1.(*ast.ParserSeparatedList).Items, SeparatorTkns: $1.(*ast.ParserSeparatedList).SeparatorTkns, }, NsSeparatorTkn: $2, OpenCurlyBracketTkn: $3, UseDeclarations: $4.(*ast.ParserSeparatedList).Items, SeparatorTkns: $4.(*ast.ParserSeparatedList).SeparatorTkns, CloseCurlyBracketTkn: $6, } } | T_NS_SEPARATOR namespace_name T_NS_SEPARATOR '{' inline_use_declarations possible_comma '}' { $5.(*ast.ParserSeparatedList).SeparatorTkns = append($5.(*ast.ParserSeparatedList).SeparatorTkns, $6) $$ = &ast.StmtGroupUse{ Node: ast.Node{ Position: position.NewTokensPosition($1, $7), }, LeadingNsSeparatorTkn: $1, Prefix: &ast.NameName{ Node: ast.Node{ Position: position.NewNodeListPosition($2.(*ast.ParserSeparatedList).Items), }, Parts: $2.(*ast.ParserSeparatedList).Items, SeparatorTkns: $2.(*ast.ParserSeparatedList).SeparatorTkns, }, NsSeparatorTkn: $3, OpenCurlyBracketTkn: $4, UseDeclarations: $5.(*ast.ParserSeparatedList).Items, SeparatorTkns: $5.(*ast.ParserSeparatedList).SeparatorTkns, CloseCurlyBracketTkn: $7, } } ; possible_comma: /* empty */ { $$ = nil } | ',' { $$ = $1 } ; inline_use_declarations: inline_use_declarations ',' inline_use_declaration { $1.(*ast.ParserSeparatedList).SeparatorTkns = append($1.(*ast.ParserSeparatedList).SeparatorTkns, $2) $1.(*ast.ParserSeparatedList).Items = append($1.(*ast.ParserSeparatedList).Items, $3) $$ = $1 } | inline_use_declaration { $$ = &ast.ParserSeparatedList{ Items: []ast.Vertex{$1}, } } ; unprefixed_use_declarations: unprefixed_use_declarations ',' unprefixed_use_declaration { $1.(*ast.ParserSeparatedList).SeparatorTkns = append($1.(*ast.ParserSeparatedList).SeparatorTkns, $2) $1.(*ast.ParserSeparatedList).Items = append($1.(*ast.ParserSeparatedList).Items, $3) $$ = $1 } | unprefixed_use_declaration { $$ = &ast.ParserSeparatedList{ Items: []ast.Vertex{$1}, } } ; use_declarations: use_declarations ',' use_declaration { $1.(*ast.ParserSeparatedList).SeparatorTkns = append($1.(*ast.ParserSeparatedList).SeparatorTkns, $2) $1.(*ast.ParserSeparatedList).Items = append($1.(*ast.ParserSeparatedList).Items, $3) $$ = $1 } | use_declaration { $$ = &ast.ParserSeparatedList{ Items: []ast.Vertex{$1}, } } ; inline_use_declaration: unprefixed_use_declaration { $$ = $1 } | use_type unprefixed_use_declaration { decl := $2.(*ast.StmtUseDeclaration) decl.Type = $1 decl.Node.Position = position.NewNodesPosition($1, $2) $$ = $2 } ; unprefixed_use_declaration: namespace_name { $$ = &ast.StmtUseDeclaration{ Node: ast.Node{ Position: position.NewNodeListPosition($1.(*ast.ParserSeparatedList).Items), }, Use: &ast.NameName{ Node: ast.Node{ Position: position.NewNodeListPosition($1.(*ast.ParserSeparatedList).Items), }, Parts: $1.(*ast.ParserSeparatedList).Items, SeparatorTkns: $1.(*ast.ParserSeparatedList).SeparatorTkns, }, } } | namespace_name T_AS T_STRING { $$ = &ast.StmtUseDeclaration{ Node: ast.Node{ Position: position.NewNodeListTokenPosition($1.(*ast.ParserSeparatedList).Items, $3), }, Use: &ast.NameName{ Node: ast.Node{ Position: position.NewNodeListPosition($1.(*ast.ParserSeparatedList).Items), }, Parts: $1.(*ast.ParserSeparatedList).Items, SeparatorTkns: $1.(*ast.ParserSeparatedList).SeparatorTkns, }, AsTkn: $2, Alias: &ast.Identifier{ Node: ast.Node{ Position: position.NewTokenPosition($3), }, IdentifierTkn: $3, Value: $3.Value, }, } } ; use_declaration: unprefixed_use_declaration { $$ = $1 } | T_NS_SEPARATOR unprefixed_use_declaration { decl := $2.(*ast.StmtUseDeclaration) decl.NsSeparatorTkn = $1 decl.Node.Position = position.NewTokenNodePosition($1, $2) $$ = $2 } ; const_list: const_list ',' const_decl { $1.(*ast.ParserSeparatedList).SeparatorTkns = append($1.(*ast.ParserSeparatedList).SeparatorTkns, $2) $1.(*ast.ParserSeparatedList).Items = append($1.(*ast.ParserSeparatedList).Items, $3) $$ = $1 } | const_decl { $$ = &ast.ParserSeparatedList{ Items: []ast.Vertex{$1}, } } ; inner_statement_list: inner_statement_list inner_statement { if $2 != nil { $$ = 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{ Node: ast.Node{ Position: position.NewTokensPosition($1, $4), }, HaltCompilerTkn: $1, OpenParenthesisTkn: $2, CloseParenthesisTkn: $3, SemiColonTkn: $4, } } statement: '{' inner_statement_list '}' { $$ = &ast.StmtStmtList{ Node: ast.Node{ Position: position.NewTokensPosition($1, $3), }, OpenCurlyBracket: $1, Stmts: $2, CloseCurlyBracket: $3, } } | if_stmt { $$ = $1 } | alt_if_stmt { $$ = $1 } | T_WHILE '(' expr ')' while_statement { $5.(*ast.StmtWhile).WhileTkn = $1 $5.(*ast.StmtWhile).OpenParenthesisTkn = $2 $5.(*ast.StmtWhile).Cond = $3 $5.(*ast.StmtWhile).CloseParenthesisTkn = $4 $5.(*ast.StmtWhile).Node.Position = position.NewTokenNodePosition($1, $5) $$ = $5 } | T_DO statement T_WHILE '(' expr ')' ';' { $$ = &ast.StmtDo{ Node: ast.Node{ Position: position.NewTokensPosition($1, $7), }, DoTkn: $1, Stmt: $2, WhileTkn: $3, OpenParenthesisTkn: $4, Cond: $5, CloseParenthesisTkn: $6, SemiColonTkn: $7, } } | T_FOR '(' for_exprs ';' for_exprs ';' for_exprs ')' for_statement { $9.(*ast.StmtFor).ForTkn = $1 $9.(*ast.StmtFor).OpenParenthesisTkn = $2 $9.(*ast.StmtFor).Init = $3.(*ast.ParserSeparatedList).Items $9.(*ast.StmtFor).InitSeparatorTkns = $3.(*ast.ParserSeparatedList).SeparatorTkns $9.(*ast.StmtFor).InitSemiColonTkn = $4 $9.(*ast.StmtFor).Cond = $5.(*ast.ParserSeparatedList).Items $9.(*ast.StmtFor).CondSeparatorTkns = $5.(*ast.ParserSeparatedList).SeparatorTkns $9.(*ast.StmtFor).CondSemiColonTkn = $6 $9.(*ast.StmtFor).Loop = $7.(*ast.ParserSeparatedList).Items $9.(*ast.StmtFor).LoopSeparatorTkns = $7.(*ast.ParserSeparatedList).SeparatorTkns $9.(*ast.StmtFor).CloseParenthesisTkn = $8 $9.(*ast.StmtFor).Node.Position = position.NewTokenNodePosition($1, $9) $$ = $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).Node.Position = position.NewTokenNodePosition($1, $5) $$ = $5 } | T_BREAK optional_expr ';' { $$ = &ast.StmtBreak{ Node: ast.Node{ Position: position.NewTokensPosition($1, $3), }, BreakTkn: $1, Expr: $2, SemiColonTkn: $3, } } | T_CONTINUE optional_expr ';' { $$ = &ast.StmtContinue{ Node: ast.Node{ Position: position.NewTokensPosition($1, $3), }, ContinueTkn: $1, Expr: $2, SemiColonTkn: $3, } } | T_RETURN optional_expr ';' { $$ = &ast.StmtReturn{ Node: ast.Node{ Position: position.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).Node.Position = position.NewTokensPosition($1, $3) $$ = $2 } | T_STATIC static_var_list ';' { $2.(*ast.StmtStatic).StaticTkn = $1 $2.(*ast.StmtStatic).SemiColonTkn = $3 $2.(*ast.StmtStatic).Node.Position = position.NewTokensPosition($1, $3) $$ = $2 } | T_ECHO echo_expr_list ';' { $2.(*ast.StmtEcho).EchoTkn = $1 $2.(*ast.StmtEcho).SemiColonTkn = $3 $2.(*ast.StmtEcho).Node.Position = position.NewTokensPosition($1, $3) $$ = $2 } | T_INLINE_HTML { $$ = &ast.StmtInlineHtml{ Node: ast.Node{ Position: position.NewTokenPosition($1), }, InlineHtmlTkn: $1, Value: $1.Value, } } | expr ';' { $$ = &ast.StmtExpression{ Node: ast.Node{ Position: position.NewNodeTokenPosition($1, $2), }, Expr: $1, SemiColonTkn: $2, } } | T_UNSET '(' unset_variables possible_comma ')' ';' { $3.(*ast.StmtUnset).UnsetTkn = $1 $3.(*ast.StmtUnset).OpenParenthesisTkn = $2 $3.(*ast.StmtUnset).SeparatorTkns = append($3.(*ast.StmtUnset).SeparatorTkns, $4) $3.(*ast.StmtUnset).CloseParenthesisTkn = $5 $3.(*ast.StmtUnset).SemiColonTkn = $6 $3.(*ast.StmtUnset).Node.Position = position.NewTokensPosition($1, $6) $$ = $3 } | T_FOREACH '(' expr T_AS foreach_variable ')' foreach_statement { $7.(*ast.StmtForeach).ForeachTkn = $1 $7.(*ast.StmtForeach).OpenParenthesisTkn = $2 $7.(*ast.StmtForeach).Expr = $3 $7.(*ast.StmtForeach).AsTkn = $4 $7.(*ast.StmtForeach).Var = $5 $7.(*ast.StmtForeach).CloseParenthesisTkn = $6 $7.(*ast.StmtForeach).Node.Position = position.NewTokenNodePosition($1, $7) $$ = $7 } | T_FOREACH '(' expr T_AS variable T_DOUBLE_ARROW foreach_variable ')' foreach_statement { $9.(*ast.StmtForeach).ForeachTkn = $1 $9.(*ast.StmtForeach).OpenParenthesisTkn = $2 $9.(*ast.StmtForeach).Expr = $3 $9.(*ast.StmtForeach).AsTkn = $4 $9.(*ast.StmtForeach).Key = $5 $9.(*ast.StmtForeach).DoubleArrowTkn = $6 $9.(*ast.StmtForeach).Var = $7 $9.(*ast.StmtForeach).CloseParenthesisTkn = $8 $9.(*ast.StmtForeach).Node.Position = position.NewTokenNodePosition($1, $9) $$ = $9 } | T_DECLARE '(' const_list ')' declare_statement { $5.(*ast.StmtDeclare).DeclareTkn = $1 $5.(*ast.StmtDeclare).OpenParenthesisTkn = $2 $5.(*ast.StmtDeclare).Consts = $3.(*ast.ParserSeparatedList).Items $5.(*ast.StmtDeclare).SeparatorTkns = $3.(*ast.ParserSeparatedList).SeparatorTkns $5.(*ast.StmtDeclare).CloseParenthesisTkn = $4 $5.(*ast.StmtDeclare).Node.Position = position.NewTokenNodePosition($1, $5) $$ = $5 } | ';' { $$ = &ast.StmtNop{ Node: ast.Node{ Position: position.NewTokenPosition($1), }, SemiColonTkn: $1, } } | T_TRY '{' inner_statement_list '}' catch_list finally_statement { $$ = &ast.StmtTry{ TryTkn: $1, OpenCurlyBracket: $2, Stmts: $3, CloseCurlyBracket: $4, Catches: $5, Finally: $6, } if $6 == nil { $$.GetNode().Position = position.NewTokenNodeListPosition($1, $5) } else { $$.GetNode().Position = position.NewTokenNodePosition($1, $6) } } | T_THROW expr ';' { $$ = &ast.StmtThrow{ Node: ast.Node{ Position: position.NewTokensPosition($1, $3), }, ThrowTkn: $1, Expr: $2, SemiColonTkn: $3, } } | T_GOTO T_STRING ';' { $$ = &ast.StmtGoto{ Node: ast.Node{ Position: position.NewTokensPosition($1, $3), }, GotoTkn: $1, Label: &ast.Identifier{ Node: ast.Node{ Position: position.NewTokenPosition($2), }, IdentifierTkn: $2, Value: $2.Value, }, SemiColonTkn: $3, } } | T_STRING ':' { $$ = &ast.StmtLabel{ Node: ast.Node{ Position: position.NewTokensPosition($1, $2), }, LabelName: &ast.Identifier{ Node: ast.Node{ Position: position.NewTokenPosition($1), }, IdentifierTkn: $1, Value: $1.Value, }, ColonTkn: $2, } } catch_list: /* empty */ { $$ = []ast.Vertex{} } | catch_list T_CATCH '(' catch_name_list T_VARIABLE ')' '{' inner_statement_list '}' { catch := $4.(*ast.StmtCatch) catch.CatchTkn = $2 catch.OpenParenthesisTkn = $3 catch.Var = &ast.ExprVariable{ Node: ast.Node{ Position: position.NewTokenPosition($5), }, VarName: &ast.Identifier{ Node: ast.Node{ Position: position.NewTokenPosition($5), }, IdentifierTkn: $5, Value: $5.Value, }, } catch.CloseParenthesisTkn = $6 catch.OpenCurlyBracketTkn = $7 catch.Stmts = $8 catch.CloseCurlyBracketTkn = $9 catch.GetNode().Position = position.NewTokensPosition($2, $9) $$ = 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{ Node: ast.Node{ Position: position.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{ Node: ast.Node{ Position: position.NewTokensPosition($1, $11), }, FunctionTkn: $1, AmpersandTkn: $2, FunctionName: &ast.Identifier{ Node: ast.Node{ Position: position.NewTokenPosition($3), }, IdentifierTkn: $3, Value: $3.Value, }, OpenParenthesisTkn: $5, Params: $6.(*ast.ParserSeparatedList).Items, SeparatorTkns: $6.(*ast.ParserSeparatedList).SeparatorTkns, CloseParenthesisTkn: $7, ColonTkn: $8.(*ast.ReturnType).ColonTkn, ReturnType: $8.(*ast.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 '}' { $$ = &ast.StmtClass{ Node: ast.Node{ Position: position.NewOptionalListTokensPosition($1, $2, $9), }, Modifiers: $1, ClassTkn: $2, ClassName: &ast.Identifier{ Node: ast.Node{ Position: position.NewTokenPosition($3), }, IdentifierTkn: $3, Value: $3.Value, }, Extends: $4, Implements: $5, OpenCurlyBracket: $7, Stmts: $8, CloseCurlyBracket: $9, } } | T_CLASS T_STRING extends_from implements_list backup_doc_comment '{' class_statement_list '}' { $$ = &ast.StmtClass{ Node: ast.Node{ Position: position.NewTokensPosition($1, $8), }, ClassTkn: $1, ClassName: &ast.Identifier{ Node: ast.Node{ Position: position.NewTokenPosition($2), }, IdentifierTkn: $2, Value: $2.Value, }, Extends: $3, Implements: $4, OpenCurlyBracket: $6, Stmts: $7, CloseCurlyBracket: $8, } } ; class_modifiers: class_modifier { $$ = []ast.Vertex{$1} } | class_modifiers class_modifier { $$ = append($1, $2) } ; class_modifier: T_ABSTRACT { $$ = &ast.Identifier{ Node: ast.Node{ Position: position.NewTokenPosition($1), }, IdentifierTkn: $1, Value: $1.Value, } } | T_FINAL { $$ = &ast.Identifier{ Node: ast.Node{ Position: position.NewTokenPosition($1), }, IdentifierTkn: $1, Value: $1.Value, } } ; trait_declaration_statement: T_TRAIT T_STRING backup_doc_comment '{' class_statement_list '}' { $$ = &ast.StmtTrait{ Node: ast.Node{ Position: position.NewTokensPosition($1, $6), }, TraitTkn: $1, TraitName: &ast.Identifier{ Node: ast.Node{ Position: position.NewTokenPosition($2), }, IdentifierTkn: $2, Value: $2.Value, }, OpenCurlyBracket: $4, Stmts: $5, CloseCurlyBracket: $6, } } ; interface_declaration_statement: T_INTERFACE T_STRING interface_extends_list backup_doc_comment '{' class_statement_list '}' { $$ = &ast.StmtInterface{ Node: ast.Node{ Position: position.NewTokensPosition($1, $7), }, InterfaceTkn: $1, InterfaceName: &ast.Identifier{ Node: ast.Node{ Position: position.NewTokenPosition($2), }, IdentifierTkn: $2, Value: $2.Value, }, Extends: $3, OpenCurlyBracketTkn: $5, Stmts: $6, CloseCurlyBracketTkn: $7, } } ; extends_from: /* empty */ { $$ = nil } | T_EXTENDS name { $$ = &ast.StmtClassExtends{ Node: ast.Node{ Position: position.NewTokenNodePosition($1, $2), }, ExtendTkn: $1, ClassName: $2, } } ; interface_extends_list: /* empty */ { $$ = nil } | T_EXTENDS name_list { $$ = &ast.StmtInterfaceExtends{ Node: ast.Node{ Position: position.NewTokenNodeListPosition($1, $2.(*ast.ParserSeparatedList).Items), }, ExtendsTkn: $1, InterfaceNames: $2.(*ast.ParserSeparatedList).Items, SeparatorTkns: $2.(*ast.ParserSeparatedList).SeparatorTkns, }; } ; implements_list: /* empty */ { $$ = nil } | T_IMPLEMENTS name_list { $$ = &ast.StmtClassImplements{ Node: ast.Node{ Position: position.NewTokenNodeListPosition($1, $2.(*ast.ParserSeparatedList).Items), }, ImplementsTkn: $1, InterfaceNames: $2.(*ast.ParserSeparatedList).Items, SeparatorTkns: $2.(*ast.ParserSeparatedList).SeparatorTkns, }; } ; foreach_variable: variable { $$ = $1 } | '&' variable { $$ = &ast.ExprReference{ Node: ast.Node{ Position: position.NewTokenNodePosition($1, $2), }, AmpersandTkn: $1, Var: $2, } } | T_LIST '(' array_pair_list ')' { $$ = &ast.ExprList{ Node: ast.Node{ Position: position.NewTokensPosition($1, $4), }, ListTkn: $1, OpenBracketTkn: $2, Items: $3.(*ast.ParserSeparatedList).Items, SeparatorTkns: $3.(*ast.ParserSeparatedList).SeparatorTkns, CloseBracketTkn: $4, } } | '[' array_pair_list ']' { $$ = &ast.ExprList{ Node: ast.Node{ Position: position.NewTokensPosition($1, $3), }, OpenBracketTkn: $1, Items: $2.(*ast.ParserSeparatedList).Items, SeparatorTkns: $2.(*ast.ParserSeparatedList).SeparatorTkns, CloseBracketTkn: $3, } } ; for_statement: statement { $$ = &ast.StmtFor{ Node: ast.Node{ Position: position.NewNodePosition($1), }, Stmt: $1, } } | ':' inner_statement_list T_ENDFOR ';' { $$ = &ast.StmtFor{ Node: ast.Node{ Position: position.NewTokensPosition($1, $4), }, Alt: true, ColonTkn: $1, Stmt: &ast.StmtStmtList{ Node: ast.Node{ Position: position.NewNodeListPosition($2), }, Stmts: $2, }, EndForTkn: $3, SemiColonTkn: $4, } } ; foreach_statement: statement { $$ = &ast.StmtForeach{ Node: ast.Node{ Position: position.NewNodePosition($1), }, Stmt: $1, } } | ':' inner_statement_list T_ENDFOREACH ';' { $$ = &ast.StmtForeach{ Node: ast.Node{ Position: position.NewTokensPosition($1, $4), }, Alt: true, ColonTkn: $1, Stmt: &ast.StmtStmtList{ Node: ast.Node{ Position: position.NewNodeListPosition($2), }, Stmts: $2, }, EndForeachTkn: $3, SemiColonTkn: $4, } } ; declare_statement: statement { $$ = &ast.StmtDeclare{ Node: ast.Node{ Position: position.NewNodePosition($1), }, Stmt: $1, } } | ':' inner_statement_list T_ENDDECLARE ';' { $$ = &ast.StmtDeclare{ Node: ast.Node{ Position: position.NewTokensPosition($1, $4), }, Alt: true, ColonTkn: $1, Stmt: &ast.StmtStmtList{ Node: ast.Node{ Position: position.NewNodeListPosition($2), }, Stmts: $2, }, EndDeclareTkn: $3, SemiColonTkn: $4, } } ; switch_case_list: '{' case_list '}' { $$ = &ast.StmtSwitch{ Node: ast.Node{ Position: position.NewTokensPosition($1, $3), }, OpenCurlyBracketTkn: $1, CaseList: $2, CloseCurlyBracketTkn: $3, } } | '{' ';' case_list '}' { $$ = &ast.StmtSwitch{ Node: ast.Node{ Position: position.NewTokensPosition($1, $4), }, OpenCurlyBracketTkn: $1, CaseSeparatorTkn: $2, CaseList: $3, CloseCurlyBracketTkn: $4, } } | ':' case_list T_ENDSWITCH ';' { $$ = &ast.StmtSwitch{ Node: ast.Node{ Position: position.NewTokensPosition($1, $4), }, Alt: true, ColonTkn: $1, CaseList: $2, EndSwitchTkn: $3, SemiColonTkn: $4, } } | ':' ';' case_list T_ENDSWITCH ';' { $$ = &ast.StmtSwitch{ Node: ast.Node{ Position: position.NewTokensPosition($1, $5), }, Alt: true, ColonTkn: $1, CaseSeparatorTkn: $2, CaseList: $3, EndSwitchTkn: $4, SemiColonTkn: $5, } } ; case_list: /* empty */ { $$ = nil } | case_list T_CASE expr case_separator inner_statement_list { $$ = append($1, &ast.StmtCase{ Node: ast.Node{ Position: position.NewTokenNodeListPosition($2, $5), }, CaseTkn: $2, Cond: $3, CaseSeparatorTkn: $4, Stmts: $5, }) } | case_list T_DEFAULT case_separator inner_statement_list { $$ = append($1, &ast.StmtDefault{ Node: ast.Node{ Position: position.NewTokenNodeListPosition($2, $4), }, DefaultTkn: $2, CaseSeparatorTkn: $3, Stmts: $4, }) } ; case_separator: ':' { $$ = $1 } | ';' { $$ = $1 } ; while_statement: statement { $$ = &ast.StmtWhile{ Node: ast.Node{ Position: position.NewNodePosition($1), }, Stmt: $1, } } | ':' inner_statement_list T_ENDWHILE ';' { $$ = &ast.StmtWhile{ Node: ast.Node{ Position: position.NewTokensPosition($1, $4), }, Alt: true, ColonTkn: $1, Stmt: &ast.StmtStmtList{ Node: ast.Node{ Position: position.NewNodeListPosition($2), }, Stmts: $2, }, EndWhileTkn: $3, SemiColonTkn: $4, } } ; if_stmt_without_else: T_IF '(' expr ')' statement { $$ = &ast.StmtIf{ Node: ast.Node{ Position: position.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{ Node: ast.Node{ Position: position.NewTokenNodePosition($2, $6), }, ElseIfTkn: $2, OpenParenthesisTkn: $3, Cond: $4, CloseParenthesisTkn: $5, Stmt: $6, }) $1.(*ast.StmtIf).Node.Position = position.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{ Node: ast.Node{ Position: position.NewTokenNodePosition($2, $3), }, ElseTkn: $2, Stmt: $3, } $1.(*ast.StmtIf).Node.Position = position.NewNodesPosition($1, $3) $$ = $1 } ; alt_if_stmt_without_else: T_IF '(' expr ')' ':' inner_statement_list { $$ = &ast.StmtIf{ Node: ast.Node{ Position: position.NewTokenNodeListPosition($1, $6), }, Alt: true, IfTkn: $1, OpenParenthesisTkn: $2, Cond: $3, CloseParenthesisTkn: $4, ColonTkn: $5, Stmt: &ast.StmtStmtList{ Node: ast.Node{ Position: position.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{ Node: ast.Node{ Position: position.NewTokenNodeListPosition($2, $7), }, Alt: true, ElseIfTkn: $2, OpenParenthesisTkn: $3, Cond: $4, CloseParenthesisTkn: $5, ColonTkn: $6, Stmt: &ast.StmtStmtList{ Node: ast.Node{ Position: position.NewNodeListPosition($7), }, Stmts: $7, }, }) $$ = $1 } ; alt_if_stmt: alt_if_stmt_without_else T_ENDIF ';' { $1.(*ast.StmtIf).EndIfTkn = $2 $1.(*ast.StmtIf).SemiColonTkn = $3 $1.(*ast.StmtIf).Node.Position = position.NewNodeTokenPosition($1, $3) $$ = $1 } | alt_if_stmt_without_else T_ELSE ':' inner_statement_list T_ENDIF ';' { $1.(*ast.StmtIf).Else = &ast.StmtElse{ Node: ast.Node{ Position: position.NewTokenNodeListPosition($2, $4), }, Alt: true, ElseTkn: $2, ColonTkn: $3, Stmt: &ast.StmtStmtList{ Node: ast.Node{ Position: position.NewNodeListPosition($4), }, Stmts: $4, }, } $1.(*ast.StmtIf).EndIfTkn = $5 $1.(*ast.StmtIf).SemiColonTkn = $6 $1.(*ast.StmtIf).Node.Position = position.NewNodeTokenPosition($1, $6) $$ = $1 } ; parameter_list: non_empty_parameter_list { $$ = $1 } | /* empty */ { $$ = &ast.ParserSeparatedList{} } ; non_empty_parameter_list: parameter { $$ = &ast.ParserSeparatedList{ Items: []ast.Vertex{$1}, } } | non_empty_parameter_list ',' parameter { $1.(*ast.ParserSeparatedList).SeparatorTkns = append($1.(*ast.ParserSeparatedList).SeparatorTkns, $2) $1.(*ast.ParserSeparatedList).Items = append($1.(*ast.ParserSeparatedList).Items, $3) $$ = $1 } ; parameter: optional_type is_reference is_variadic T_VARIABLE { pos := position.NewTokenPosition($4) if $1 != nil { pos = position.NewNodeTokenPosition($1, $4) } else if $2 != nil { pos = position.NewTokensPosition($2, $4) } else if $3 != nil { pos = position.NewTokensPosition($3, $4) } $$ = &ast.Parameter{ Node: ast.Node{ Position: pos, }, Type: $1, AmpersandTkn: $2, VariadicTkn: $3, Var: &ast.ExprVariable{ Node: ast.Node{ Position: position.NewTokenPosition($4), }, VarName: &ast.Identifier{ Node: ast.Node{ Position: position.NewTokenPosition($4), }, IdentifierTkn: $4, Value: $4.Value, }, }, } } | optional_type is_reference is_variadic T_VARIABLE '=' expr { pos := position.NewTokenNodePosition($4, $6) if $1 != nil { pos = position.NewNodesPosition($1, $6) } else if $2 != nil { pos = position.NewTokenNodePosition($2, $6) } else if $3 != nil { pos = position.NewTokenNodePosition($3, $6) } $$ = &ast.Parameter{ Node: ast.Node{ Position: pos, }, Type: $1, AmpersandTkn: $2, VariadicTkn: $3, Var: &ast.ExprVariable{ Node: ast.Node{ Position: position.NewTokenPosition($4), }, VarName: &ast.Identifier{ Node: ast.Node{ Position: position.NewTokenPosition($4), }, IdentifierTkn: $4, Value: $4.Value, }, }, EqualTkn: $5, DefaultValue: $6, } } ; optional_type: /* empty */ { $$ = nil } | type_expr { $$ = $1 } ; type_expr: type { $$ = $1 } | '?' type { $$ = &ast.Nullable{ Node: ast.Node{ Position: position.NewTokenNodePosition($1, $2), }, QuestionTkn: $1, Expr: $2, } } ; type: T_ARRAY { $$ = &ast.Identifier{ Node: ast.Node{ Position: position.NewTokenPosition($1), }, IdentifierTkn: $1, Value: $1.Value, } } | T_CALLABLE { $$ = &ast.Identifier{ Node: ast.Node{ Position: position.NewTokenPosition($1), }, IdentifierTkn: $1, Value: $1.Value, } } | name { $$ = $1 } ; return_type: /* empty */ { $$ = &ast.ReturnType{} } | ':' type_expr { $$ = &ast.ReturnType{ ColonTkn: $1, Type: $2, } } ; argument_list: '(' ')' { $$ = &ast.ArgumentList{ Node: ast.Node{ Position: position.NewTokensPosition($1, $2), }, OpenParenthesisTkn: $1, CloseParenthesisTkn: $2, } } | '(' non_empty_argument_list possible_comma ')' { argumentList := $2.(*ast.ArgumentList) argumentList.Position = position.NewTokensPosition($1, $4) argumentList.OpenParenthesisTkn = $1 argumentList.SeparatorTkns = append(argumentList.SeparatorTkns, $3) argumentList.CloseParenthesisTkn = $4 $$ = argumentList } ; non_empty_argument_list: argument { $$ = &ast.ArgumentList{ Arguments: []ast.Vertex{$1}, } } | non_empty_argument_list ',' argument { $1.(*ast.ArgumentList).SeparatorTkns = append($1.(*ast.ArgumentList).SeparatorTkns, $2) $1.(*ast.ArgumentList).Arguments = append($1.(*ast.ArgumentList).Arguments, $3) $$ = $1 } ; argument: expr { $$ = &ast.Argument{ Node: ast.Node{ Position: position.NewNodePosition($1), }, Expr: $1, } } | T_ELLIPSIS expr { $$ = &ast.Argument{ Node: ast.Node{ Position: position.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{ Node: ast.Node{ Position: position.NewTokenPosition($1), }, Var: &ast.ExprVariable{ Node: ast.Node{ Position: position.NewTokenPosition($1), }, VarName: &ast.Identifier{ Node: ast.Node{ Position: position.NewTokenPosition($1), }, IdentifierTkn: $1, Value: $1.Value, }, }, } } | T_VARIABLE '=' expr { $$ = &ast.StmtStaticVar{ Node: ast.Node{ Position: position.NewTokenNodePosition($1, $3), }, Var: &ast.ExprVariable{ Node: ast.Node{ Position: position.NewTokenPosition($1), }, VarName: &ast.Identifier{ Node: ast.Node{ Position: position.NewTokenPosition($1), }, IdentifierTkn: $1, Value: $1.Value, }, }, EqualTkn: $2, Expr: $3, } } ; class_statement_list: class_statement_list class_statement { $$ = append($1, $2) } | /* empty */ { $$ = []ast.Vertex{} } ; class_statement: variable_modifiers optional_type property_list ';' { $$ = &ast.StmtPropertyList{ Node: ast.Node{ Position: position.NewNodeListTokenPosition($1, $4), }, Modifiers: $1, Type: $2, Properties: $3.(*ast.ParserSeparatedList).Items, SeparatorTkns: $3.(*ast.ParserSeparatedList).SeparatorTkns, SemiColonTkn: $4, } } | method_modifiers T_CONST class_const_list ';' { $$ = &ast.StmtClassConstList{ Node: ast.Node{ Position: position.NewOptionalListTokensPosition($1, $2, $4), }, Modifiers: $1, ConstTkn: $2, Consts: $3.(*ast.ParserSeparatedList).Items, SeparatorTkns: $3.(*ast.ParserSeparatedList).SeparatorTkns, SemiColonTkn: $4, } } | T_USE name_list trait_adaptations { $$ = &ast.StmtTraitUse{ Node: ast.Node{ Position: position.NewTokenNodePosition($1, $3), }, UseTkn: $1, Traits: $2.(*ast.ParserSeparatedList).Items, SeparatorTkns: $2.(*ast.ParserSeparatedList).SeparatorTkns, Adaptations: $3, } } | method_modifiers T_FUNCTION returns_ref identifier backup_doc_comment '(' parameter_list ')' return_type method_body { pos := position.NewTokenNodePosition($2, $10) if $1 != nil { $$.GetNode().Position = position.NewNodeListNodePosition($1, $10) } $$ = &ast.StmtClassMethod{ Node: ast.Node{ Position: pos, }, Modifiers: $1, FunctionTkn: $2, AmpersandTkn: $3, MethodName: &ast.Identifier{ Node: ast.Node{ Position: position.NewTokenPosition($4), }, IdentifierTkn: $4, Value: $4.Value, }, OpenParenthesisTkn: $6, Params: $7.(*ast.ParserSeparatedList).Items, SeparatorTkns: $7.(*ast.ParserSeparatedList).SeparatorTkns, CloseParenthesisTkn: $8, ColonTkn: $9.(*ast.ReturnType).ColonTkn, ReturnType: $9.(*ast.ReturnType).Type, Stmt: $10, } } ; name_list: name { $$ = &ast.ParserSeparatedList{ Items: []ast.Vertex{$1}, } } | name_list ',' name { $1.(*ast.ParserSeparatedList).SeparatorTkns = append($1.(*ast.ParserSeparatedList).SeparatorTkns, $2) $1.(*ast.ParserSeparatedList).Items = append($1.(*ast.ParserSeparatedList).Items, $3) $$ = $1 } ; trait_adaptations: ';' { $$ = &ast.StmtNop{ Node: ast.Node{ Position: position.NewTokenPosition($1), }, SemiColonTkn: $1, } } | '{' '}' { $$ = &ast.StmtTraitAdaptationList{ Node: ast.Node{ Position: position.NewTokensPosition($1, $2), }, OpenParenthesisTkn: $1, CloseParenthesisTkn: $2, } } | '{' trait_adaptation_list '}' { $$ = &ast.StmtTraitAdaptationList{ Node: ast.Node{ Position: position.NewTokensPosition($1, $3), }, OpenParenthesisTkn: $1, Adaptations: $2, CloseParenthesisTkn: $3, } } ; trait_adaptation_list: trait_adaptation { $$ = []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{ Node: ast.Node{ Position: position.NewNodeNodeListPosition($1, $3.(*ast.ParserSeparatedList).Items), }, Ref: $1, InsteadofTkn: $2, Insteadof: $3.(*ast.ParserSeparatedList).Items, SeparatorTkns: $3.(*ast.ParserSeparatedList).SeparatorTkns, } } ; trait_alias: trait_method_reference T_AS T_STRING { $$ = &ast.StmtTraitUseAlias{ Node: ast.Node{ Position: position.NewNodeTokenPosition($1, $3), }, Ref: $1, AsTkn: $2, Alias: &ast.Identifier{ Node: ast.Node{ Position: position.NewTokenPosition($3), }, IdentifierTkn: $3, Value: $3.Value, }, } } | trait_method_reference T_AS reserved_non_modifiers { $$ = &ast.StmtTraitUseAlias{ Node: ast.Node{ Position: position.NewNodeTokenPosition($1, $3), }, Ref: $1, AsTkn: $2, Alias: &ast.Identifier{ Node: ast.Node{ Position: position.NewTokenPosition($3), }, IdentifierTkn: $3, Value: $3.Value, }, } } | trait_method_reference T_AS member_modifier identifier { $$ = &ast.StmtTraitUseAlias{ Node: ast.Node{ Position: position.NewNodeTokenPosition($1, $4), }, Ref: $1, AsTkn: $2, Modifier: $3, Alias: &ast.Identifier{ Node: ast.Node{ Position: position.NewTokenPosition($4), }, IdentifierTkn: $4, Value: $4.Value, }, } } | trait_method_reference T_AS member_modifier { $$ = &ast.StmtTraitUseAlias{ Node: ast.Node{ Position: position.NewNodesPosition($1, $3), }, Ref: $1, AsTkn: $2, Modifier: $3, } } ; trait_method_reference: identifier { $$ = &ast.StmtTraitMethodRef{ Node: ast.Node{ Position: position.NewTokenPosition($1), }, Method: &ast.Identifier{ Node: ast.Node{ Position: position.NewTokenPosition($1), }, IdentifierTkn: $1, Value: $1.Value, }, } } | absolute_trait_method_reference { $$ = $1 } ; absolute_trait_method_reference: name T_PAAMAYIM_NEKUDOTAYIM identifier { $$ = &ast.StmtTraitMethodRef{ Node: ast.Node{ Position: position.NewNodeTokenPosition($1, $3), }, Trait: $1, DoubleColonTkn: $2, Method: &ast.Identifier{ Node: ast.Node{ Position: position.NewTokenPosition($3), }, IdentifierTkn: $3, Value: $3.Value, }, } } ; method_body: ';' /* abstract method */ { $$ = &ast.StmtNop{ Node: ast.Node{ Position: position.NewTokenPosition($1), }, SemiColonTkn: $1, } } | '{' inner_statement_list '}' { $$ = &ast.StmtStmtList{ Node: ast.Node{ Position: position.NewTokensPosition($1, $3), }, OpenCurlyBracket: $1, Stmts: $2, CloseCurlyBracket: $3, } } ; variable_modifiers: non_empty_member_modifiers { $$ = $1 } | T_VAR { $$ = []ast.Vertex{ &ast.Identifier{ Node: ast.Node{ Position: position.NewTokenPosition($1), }, IdentifierTkn: $1, Value: $1.Value, }, } } ; method_modifiers: /* empty */ { $$ = 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{ Node: ast.Node{ Position: position.NewTokenPosition($1), }, IdentifierTkn: $1, Value: $1.Value, } } | T_PROTECTED { $$ = &ast.Identifier{ Node: ast.Node{ Position: position.NewTokenPosition($1), }, IdentifierTkn: $1, Value: $1.Value, } } | T_PRIVATE { $$ = &ast.Identifier{ Node: ast.Node{ Position: position.NewTokenPosition($1), }, IdentifierTkn: $1, Value: $1.Value, } } | T_STATIC { $$ = &ast.Identifier{ Node: ast.Node{ Position: position.NewTokenPosition($1), }, IdentifierTkn: $1, Value: $1.Value, } } | T_ABSTRACT { $$ = &ast.Identifier{ Node: ast.Node{ Position: position.NewTokenPosition($1), }, IdentifierTkn: $1, Value: $1.Value, } } | T_FINAL { $$ = &ast.Identifier{ Node: ast.Node{ Position: position.NewTokenPosition($1), }, IdentifierTkn: $1, Value: $1.Value, } } ; property_list: property_list ',' property { $1.(*ast.ParserSeparatedList).SeparatorTkns = append($1.(*ast.ParserSeparatedList).SeparatorTkns, $2) $1.(*ast.ParserSeparatedList).Items = append($1.(*ast.ParserSeparatedList).Items, $3) $$ = $1 } | property { $$ = &ast.ParserSeparatedList{ Items: []ast.Vertex{$1}, } } ; property: T_VARIABLE backup_doc_comment { $$ = &ast.StmtProperty{ Node: ast.Node{ Position: position.NewTokenPosition($1), }, Var: &ast.ExprVariable{ Node: ast.Node{ Position: position.NewTokenPosition($1), }, VarName: &ast.Identifier{ Node: ast.Node{ Position: position.NewTokenPosition($1), }, IdentifierTkn: $1, Value: $1.Value, }, }, Expr: nil, } } | T_VARIABLE '=' expr backup_doc_comment { $$ = &ast.StmtProperty{ Node: ast.Node{ Position: position.NewTokenNodePosition($1, $3), }, Var: &ast.ExprVariable{ Node: ast.Node{ Position: position.NewTokenPosition($1), }, VarName: &ast.Identifier{ Node: ast.Node{ Position: position.NewTokenPosition($1), }, IdentifierTkn: $1, Value: $1.Value, }, }, EqualTkn: $2, Expr: $3, } } ; class_const_list: class_const_list ',' class_const_decl { $1.(*ast.ParserSeparatedList).SeparatorTkns = append($1.(*ast.ParserSeparatedList).SeparatorTkns, $2) $1.(*ast.ParserSeparatedList).Items = append($1.(*ast.ParserSeparatedList).Items, $3) $$ = $1 } | class_const_decl { $$ = &ast.ParserSeparatedList{ Items: []ast.Vertex{$1}, } } ; class_const_decl: identifier '=' expr backup_doc_comment { $$ = &ast.StmtConstant{ Node: ast.Node{ Position: position.NewTokenNodePosition($1, $3), }, Name: &ast.Identifier{ Node: ast.Node{ Position: position.NewTokenPosition($1), }, IdentifierTkn: $1, Value: $1.Value, }, EqualTkn: $2, Expr: $3, } } ; const_decl: T_STRING '=' expr backup_doc_comment { $$ = &ast.StmtConstant{ Node: ast.Node{ Position: position.NewTokenNodePosition($1, $3), }, Name: &ast.Identifier{ Node: ast.Node{ Position: position.NewTokenPosition($1), }, IdentifierTkn: $1, Value: $1.Value, }, EqualTkn: $2, Expr: $3, } } ; echo_expr_list: echo_expr_list ',' echo_expr { $1.(*ast.StmtEcho).Exprs = append($1.(*ast.StmtEcho).Exprs, $3) $1.(*ast.StmtEcho).SeparatorTkns = append($1.(*ast.StmtEcho).SeparatorTkns, $2) $$ = $1 } | echo_expr { $$ = &ast.StmtEcho{ Exprs: []ast.Vertex{$1}, } } ; echo_expr: expr { $$ = $1 } ; for_exprs: /* empty */ { $$ = &ast.ParserSeparatedList{} } | non_empty_for_exprs { $$ = $1 } ; non_empty_for_exprs: non_empty_for_exprs ',' expr { $1.(*ast.ParserSeparatedList).SeparatorTkns = append($1.(*ast.ParserSeparatedList).SeparatorTkns, $2) $1.(*ast.ParserSeparatedList).Items = append($1.(*ast.ParserSeparatedList).Items, $3) $$ = $1 } | expr { $$ = &ast.ParserSeparatedList{ Items: []ast.Vertex{$1}, } } ; anonymous_class: T_CLASS ctor_arguments extends_from implements_list backup_doc_comment '{' class_statement_list '}' { $$ = &ast.StmtClass{ Node: ast.Node{ Position: position.NewTokensPosition($1, $8), }, ClassTkn: $1, OpenParenthesisTkn: $2.(*ast.ArgumentList).OpenParenthesisTkn, Arguments: $2.(*ast.ArgumentList).Arguments, SeparatorTkns: $2.(*ast.ArgumentList).SeparatorTkns, CloseParenthesisTkn: $2.(*ast.ArgumentList).OpenParenthesisTkn, Extends: $3, Implements: $4, OpenCurlyBracket: $6, Stmts: $7, CloseCurlyBracket: $8, } } ; new_expr: T_NEW class_name_reference ctor_arguments { if $3 != nil { $$ = &ast.ExprNew{ Node: ast.Node{ Position: position.NewTokenNodePosition($1, $3), }, NewTkn: $1, Class: $2, OpenParenthesisTkn: $3.(*ast.ArgumentList).OpenParenthesisTkn, Arguments: $3.(*ast.ArgumentList).Arguments, SeparatorTkns: $3.(*ast.ArgumentList).SeparatorTkns, CloseParenthesisTkn: $3.(*ast.ArgumentList).OpenParenthesisTkn, } } else { $$ = &ast.ExprNew{ Node: ast.Node{ Position: position.NewTokenNodePosition($1, $2), }, NewTkn: $1, Class: $2, } } } | T_NEW anonymous_class { $$ = &ast.ExprNew{ Node: ast.Node{ Position: position.NewTokenNodePosition($1, $2), }, NewTkn: $1, Class: $2, } } ; expr_without_variable: T_LIST '(' array_pair_list ')' '=' expr { $$ = &ast.ExprAssign{ Node: ast.Node{ Position: position.NewTokenNodePosition($1, $6), }, Var: &ast.ExprList{ Node: ast.Node{ Position: position.NewTokensPosition($1, $4), }, ListTkn: $1, OpenBracketTkn: $2, Items: $3.(*ast.ParserSeparatedList).Items, SeparatorTkns: $3.(*ast.ParserSeparatedList).SeparatorTkns, CloseBracketTkn: $4, }, EqualTkn: $5, Expr: $6, } } | '[' array_pair_list ']' '=' expr { $$ = &ast.ExprAssign{ Node: ast.Node{ Position: position.NewTokenNodePosition($1, $5), }, Var: &ast.ExprList{ Node: ast.Node{ Position: position.NewTokensPosition($1, $3), }, OpenBracketTkn: $1, Items: $2.(*ast.ParserSeparatedList).Items, SeparatorTkns: $2.(*ast.ParserSeparatedList).SeparatorTkns, CloseBracketTkn: $3, }, EqualTkn: $4, Expr: $5, } } | variable '=' expr { $$ = &ast.ExprAssign{ Node: ast.Node{ Position: position.NewNodesPosition($1, $3), }, Var: $1, EqualTkn: $2, Expr: $3, } } | variable '=' '&' expr { $$ = &ast.ExprAssignReference{ Node: ast.Node{ Position: position.NewNodesPosition($1, $4), }, Var: $1, EqualTkn: $2, AmpersandTkn: $3, Expr: $4, } } | T_CLONE expr { $$ = &ast.ExprClone{ Node: ast.Node{ Position: position.NewTokenNodePosition($1, $2), }, CloneTkn: $1, Expr: $2, } } | variable T_PLUS_EQUAL expr { $$ = &ast.ExprAssignPlus{ Node: ast.Node{ Position: position.NewNodesPosition($1, $3), }, Var: $1, EqualTkn: $2, Expr: $3, } } | variable T_MINUS_EQUAL expr { $$ = &ast.ExprAssignMinus{ Node: ast.Node{ Position: position.NewNodesPosition($1, $3), }, Var: $1, EqualTkn: $2, Expr: $3, } } | variable T_MUL_EQUAL expr { $$ = &ast.ExprAssignMul{ Node: ast.Node{ Position: position.NewNodesPosition($1, $3), }, Var: $1, EqualTkn: $2, Expr: $3, } } | variable T_POW_EQUAL expr { $$ = &ast.ExprAssignPow{ Node: ast.Node{ Position: position.NewNodesPosition($1, $3), }, Var: $1, EqualTkn: $2, Expr: $3, } } | variable T_DIV_EQUAL expr { $$ = &ast.ExprAssignDiv{ Node: ast.Node{ Position: position.NewNodesPosition($1, $3), }, Var: $1, EqualTkn: $2, Expr: $3, } } | variable T_CONCAT_EQUAL expr { $$ = &ast.ExprAssignConcat{ Node: ast.Node{ Position: position.NewNodesPosition($1, $3), }, Var: $1, EqualTkn: $2, Expr: $3, } } | variable T_MOD_EQUAL expr { $$ = &ast.ExprAssignMod{ Node: ast.Node{ Position: position.NewNodesPosition($1, $3), }, Var: $1, EqualTkn: $2, Expr: $3, } } | variable T_AND_EQUAL expr { $$ = &ast.ExprAssignBitwiseAnd{ Node: ast.Node{ Position: position.NewNodesPosition($1, $3), }, Var: $1, EqualTkn: $2, Expr: $3, } } | variable T_OR_EQUAL expr { $$ = &ast.ExprAssignBitwiseOr{ Node: ast.Node{ Position: position.NewNodesPosition($1, $3), }, Var: $1, EqualTkn: $2, Expr: $3, } } | variable T_XOR_EQUAL expr { $$ = &ast.ExprAssignBitwiseXor{ Node: ast.Node{ Position: position.NewNodesPosition($1, $3), }, Var: $1, EqualTkn: $2, Expr: $3, } } | variable T_SL_EQUAL expr { $$ = &ast.ExprAssignShiftLeft{ Node: ast.Node{ Position: position.NewNodesPosition($1, $3), }, Var: $1, EqualTkn: $2, Expr: $3, } } | variable T_SR_EQUAL expr { $$ = &ast.ExprAssignShiftRight{ Node: ast.Node{ Position: position.NewNodesPosition($1, $3), }, Var: $1, EqualTkn: $2, Expr: $3, } } | variable T_COALESCE_EQUAL expr { $$ = &ast.ExprAssignCoalesce{ Node: ast.Node{ Position: position.NewNodesPosition($1, $3), }, Var: $1, EqualTkn: $2, Expr: $3, } } | variable T_INC { $$ = &ast.ExprPostInc{ Node: ast.Node{ Position: position.NewNodeTokenPosition($1, $2), }, Var: $1, IncTkn: $2, } } | T_INC variable { $$ = &ast.ExprPreInc{ Node: ast.Node{ Position: position.NewTokenNodePosition($1, $2), }, IncTkn: $1, Var: $2, } } | variable T_DEC { $$ = &ast.ExprPostDec{ Node: ast.Node{ Position: position.NewNodeTokenPosition($1, $2), }, Var: $1, DecTkn: $2, } } | T_DEC variable { $$ = &ast.ExprPreDec{ Node: ast.Node{ Position: position.NewTokenNodePosition($1, $2), }, DecTkn: $1, Var: $2, } } | expr T_BOOLEAN_OR expr { $$ = &ast.ExprBinaryBooleanOr{ Node: ast.Node{ Position: position.NewNodesPosition($1, $3), }, Left: $1, OpTkn: $2, Right: $3, } } | expr T_BOOLEAN_AND expr { $$ = &ast.ExprBinaryBooleanAnd{ Node: ast.Node{ Position: position.NewNodesPosition($1, $3), }, Left: $1, OpTkn: $2, Right: $3, } } | expr T_LOGICAL_OR expr { $$ = &ast.ExprBinaryLogicalOr{ Node: ast.Node{ Position: position.NewNodesPosition($1, $3), }, Left: $1, OpTkn: $2, Right: $3, } } | expr T_LOGICAL_AND expr { $$ = &ast.ExprBinaryLogicalAnd{ Node: ast.Node{ Position: position.NewNodesPosition($1, $3), }, Left: $1, OpTkn: $2, Right: $3, } } | expr T_LOGICAL_XOR expr { $$ = &ast.ExprBinaryLogicalXor{ Node: ast.Node{ Position: position.NewNodesPosition($1, $3), }, Left: $1, OpTkn: $2, Right: $3, } } | expr '|' expr { $$ = &ast.ExprBinaryBitwiseOr{ Node: ast.Node{ Position: position.NewNodesPosition($1, $3), }, Left: $1, OpTkn: $2, Right: $3, } } | expr '&' expr { $$ = &ast.ExprBinaryBitwiseAnd{ Node: ast.Node{ Position: position.NewNodesPosition($1, $3), }, Left: $1, OpTkn: $2, Right: $3, } } | expr '^' expr { $$ = &ast.ExprBinaryBitwiseXor{ Node: ast.Node{ Position: position.NewNodesPosition($1, $3), }, Left: $1, OpTkn: $2, Right: $3, } } | expr '.' expr { $$ = &ast.ExprBinaryConcat{ Node: ast.Node{ Position: position.NewNodesPosition($1, $3), }, Left: $1, OpTkn: $2, Right: $3, } } | expr '+' expr { $$ = &ast.ExprBinaryPlus{ Node: ast.Node{ Position: position.NewNodesPosition($1, $3), }, Left: $1, OpTkn: $2, Right: $3, } } | expr '-' expr { $$ = &ast.ExprBinaryMinus{ Node: ast.Node{ Position: position.NewNodesPosition($1, $3), }, Left: $1, OpTkn: $2, Right: $3, } } | expr '*' expr { $$ = &ast.ExprBinaryMul{ Node: ast.Node{ Position: position.NewNodesPosition($1, $3), }, Left: $1, OpTkn: $2, Right: $3, } } | expr T_POW expr { $$ = &ast.ExprBinaryPow{ Node: ast.Node{ Position: position.NewNodesPosition($1, $3), }, Left: $1, OpTkn: $2, Right: $3, } } | expr '/' expr { $$ = &ast.ExprBinaryDiv{ Node: ast.Node{ Position: position.NewNodesPosition($1, $3), }, Left: $1, OpTkn: $2, Right: $3, } } | expr '%' expr { $$ = &ast.ExprBinaryMod{ Node: ast.Node{ Position: position.NewNodesPosition($1, $3), }, Left: $1, OpTkn: $2, Right: $3, } } | expr T_SL expr { $$ = &ast.ExprBinaryShiftLeft{ Node: ast.Node{ Position: position.NewNodesPosition($1, $3), }, Left: $1, OpTkn: $2, Right: $3, } } | expr T_SR expr { $$ = &ast.ExprBinaryShiftRight{ Node: ast.Node{ Position: position.NewNodesPosition($1, $3), }, Left: $1, OpTkn: $2, Right: $3, } } | '+' expr %prec T_INC { $$ = &ast.ExprUnaryPlus{ Node: ast.Node{ Position: position.NewTokenNodePosition($1, $2), }, PlusTkn: $1, Expr: $2, } } | '-' expr %prec T_INC { $$ = &ast.ExprUnaryMinus{ Node: ast.Node{ Position: position.NewTokenNodePosition($1, $2), }, MinusTkn: $1, Expr: $2, } } | '!' expr { $$ = &ast.ExprBooleanNot{ Node: ast.Node{ Position: position.NewTokenNodePosition($1, $2), }, ExclamationTkn: $1, Expr: $2, } } | '~' expr { $$ = &ast.ExprBitwiseNot{ Node: ast.Node{ Position: position.NewTokenNodePosition($1, $2), }, TildaTkn: $1, Expr: $2, } } | expr T_IS_IDENTICAL expr { $$ = &ast.ExprBinaryIdentical{ Node: ast.Node{ Position: position.NewNodesPosition($1, $3), }, Left: $1, OpTkn: $2, Right: $3, } } | expr T_IS_NOT_IDENTICAL expr { $$ = &ast.ExprBinaryNotIdentical{ Node: ast.Node{ Position: position.NewNodesPosition($1, $3), }, Left: $1, OpTkn: $2, Right: $3, } } | expr T_IS_EQUAL expr { $$ = &ast.ExprBinaryEqual{ Node: ast.Node{ Position: position.NewNodesPosition($1, $3), }, Left: $1, OpTkn: $2, Right: $3, } } | expr T_IS_NOT_EQUAL expr { $$ = &ast.ExprBinaryNotEqual{ Node: ast.Node{ Position: position.NewNodesPosition($1, $3), }, Left: $1, OpTkn: $2, Right: $3, } } | expr '<' expr { $$ = &ast.ExprBinarySmaller{ Node: ast.Node{ Position: position.NewNodesPosition($1, $3), }, Left: $1, OpTkn: $2, Right: $3, } } | expr T_IS_SMALLER_OR_EQUAL expr { $$ = &ast.ExprBinarySmallerOrEqual{ Node: ast.Node{ Position: position.NewNodesPosition($1, $3), }, Left: $1, OpTkn: $2, Right: $3, } } | expr '>' expr { $$ = &ast.ExprBinaryGreater{ Node: ast.Node{ Position: position.NewNodesPosition($1, $3), }, Left: $1, OpTkn: $2, Right: $3, } } | expr T_IS_GREATER_OR_EQUAL expr { $$ = &ast.ExprBinaryGreaterOrEqual{ Node: ast.Node{ Position: position.NewNodesPosition($1, $3), }, Left: $1, OpTkn: $2, Right: $3, } } | expr T_SPACESHIP expr { $$ = &ast.ExprBinarySpaceship{ Node: ast.Node{ Position: position.NewNodesPosition($1, $3), }, Left: $1, OpTkn: $2, Right: $3, } } | expr T_INSTANCEOF class_name_reference { $$ = &ast.ExprInstanceOf{ Node: ast.Node{ Position: position.NewNodesPosition($1, $3), }, Expr: $1, InstanceOfTkn: $2, Class: $3, } } | '(' expr ')' { $$ = &ast.ParserBrackets{ Node: ast.Node{ Position: position.NewTokensPosition($1, $3), }, OpenBracketTkn: $1, Child: $2, CloseBracketTkn: $3, } } | new_expr { $$ = $1 } | expr '?' expr ':' expr { $$ = &ast.ExprTernary{ Node: ast.Node{ Position: position.NewNodesPosition($1, $5), }, Condition: $1, QuestionTkn: $2, IfTrue: $3, ColonTkn: $4, IfFalse: $5, } } | expr '?' ':' expr { $$ = &ast.ExprTernary{ Node: ast.Node{ Position: position.NewNodesPosition($1, $4), }, Condition: $1, QuestionTkn: $2, ColonTkn: $3, IfFalse: $4, } } | expr T_COALESCE expr { $$ = &ast.ExprBinaryCoalesce{ Node: ast.Node{ Position: position.NewNodesPosition($1, $3), }, Left: $1, OpTkn: $2, Right: $3, } } | internal_functions_in_yacc { $$ = $1 } | T_INT_CAST expr { $$ = &ast.ExprCastInt{ Node: ast.Node{ Position: position.NewTokenNodePosition($1, $2), }, CastTkn: $1, Expr: $2, } } | T_DOUBLE_CAST expr { $$ = &ast.ExprCastDouble{ Node: ast.Node{ Position: position.NewTokenNodePosition($1, $2), }, CastTkn: $1, Expr: $2, } } | T_STRING_CAST expr { $$ = &ast.ExprCastString{ Node: ast.Node{ Position: position.NewTokenNodePosition($1, $2), }, CastTkn: $1, Expr: $2, } } | T_ARRAY_CAST expr { $$ = &ast.ExprCastArray{ Node: ast.Node{ Position: position.NewTokenNodePosition($1, $2), }, CastTkn: $1, Expr: $2, } } | T_OBJECT_CAST expr { $$ = &ast.ExprCastObject{ Node: ast.Node{ Position: position.NewTokenNodePosition($1, $2), }, CastTkn: $1, Expr: $2, } } | T_BOOL_CAST expr { $$ = &ast.ExprCastBool{ Node: ast.Node{ Position: position.NewTokenNodePosition($1, $2), }, CastTkn: $1, Expr: $2, } } | T_UNSET_CAST expr { $$ = &ast.ExprCastUnset{ Node: ast.Node{ Position: position.NewTokenNodePosition($1, $2), }, CastTkn: $1, Expr: $2, } } | T_EXIT exit_expr { exit := &ast.ExprExit{ DieTkn: $1, } if $2 == nil { exit.Node.Position = position.NewTokenPosition($1) } else { exit.Node.Position = position.NewTokenNodePosition($1, $2) exit.OpenParenthesisTkn = $2.(*ast.ParserBrackets).OpenBracketTkn exit.Expr = $2.(*ast.ParserBrackets).Child exit.CloseParenthesisTkn = $2.(*ast.ParserBrackets).CloseBracketTkn } $$ = exit } | '@' expr { $$ = &ast.ExprErrorSuppress{ Node: ast.Node{ Position: position.NewTokenNodePosition($1, $2), }, AtTkn: $1, Expr: $2, } } | scalar { $$ = $1 } | '`' backticks_expr '`' { $$ = &ast.ExprShellExec{ Node: ast.Node{ Position: position.NewTokensPosition($1, $3), }, OpenBacktickTkn: $1, Parts: $2, CloseBacktickTkn: $3, } } | T_PRINT expr { $$ = &ast.ExprPrint{ Node: ast.Node{ Position: position.NewTokenNodePosition($1, $2), }, PrintTkn: $1, Expr: $2, } } | T_YIELD { $$ = &ast.ExprYield{ Node: ast.Node{ Position: position.NewTokenPosition($1), }, YieldTkn: $1, } } | T_YIELD expr { $$ = &ast.ExprYield{ Node: ast.Node{ Position: position.NewTokenNodePosition($1, $2), }, YieldTkn: $1, Value: $2, } } | T_YIELD expr T_DOUBLE_ARROW expr { $$ = &ast.ExprYield{ Node: ast.Node{ Position: position.NewTokenNodePosition($1, $4), }, YieldTkn: $1, Key: $2, DoubleArrowTkn: $3, Value: $4, } } | T_YIELD_FROM expr { $$ = &ast.ExprYieldFrom{ Node: ast.Node{ Position: position.NewTokenNodePosition($1, $2), }, YieldFromTkn: $1, Expr: $2, } } | inline_function { $$ = $1; } | T_STATIC inline_function { switch n := $2.(type) { case *ast.ExprClosure : n.Position = position.NewTokenNodePosition($1, $2) n.StaticTkn = $1; case *ast.ExprArrowFunction : n.Position = position.NewTokenNodePosition($1, $2) n.StaticTkn = $1; }; $$ = $2 } ; inline_function: T_FUNCTION returns_ref backup_doc_comment '(' parameter_list ')' lexical_vars return_type '{' inner_statement_list '}' { $$ = &ast.ExprClosure{ Node: ast.Node{ Position: position.NewTokensPosition($1, $11), }, FunctionTkn: $1, AmpersandTkn: $2, OpenParenthesisTkn: $4, Params: $5.(*ast.ParserSeparatedList).Items, SeparatorTkns: $5.(*ast.ParserSeparatedList).SeparatorTkns, CloseParenthesisTkn: $6, ClosureUse: $7, ColonTkn: $8.(*ast.ReturnType).ColonTkn, ReturnType: $8.(*ast.ReturnType).Type, OpenCurlyBracketTkn: $9, Stmts: $10, CloseCurlyBracketTkn: $11, } } | T_FN returns_ref '(' parameter_list ')' return_type backup_doc_comment T_DOUBLE_ARROW expr { $$ = &ast.ExprArrowFunction{ Node: ast.Node{ Position: position.NewTokenNodePosition($1, $9), }, FnTkn: $1, AmpersandTkn: $2, OpenParenthesisTkn: $3, Params: $4.(*ast.ParserSeparatedList).Items, SeparatorTkns: $4.(*ast.ParserSeparatedList).SeparatorTkns, CloseParenthesisTkn: $5, ColonTkn: $6.(*ast.ReturnType).ColonTkn, ReturnType: $6.(*ast.ReturnType).Type, DoubleArrowTkn: $8, Expr: $9, } } ; backup_doc_comment: /* empty */ ; returns_ref: /* empty */ { $$ = nil } | '&' { $$ = $1 } ; lexical_vars: /* empty */ { $$ = nil } | T_USE '(' lexical_var_list ')' { $$ = &ast.ExprClosureUse{ Node: ast.Node{ Position: position.NewTokensPosition($1, $4), }, UseTkn: $1, OpenParenthesisTkn: $2, Uses: $3.(*ast.ParserSeparatedList).Items, SeparatorTkns: $3.(*ast.ParserSeparatedList).SeparatorTkns, CloseParenthesisTkn: $4, } } ; lexical_var_list: lexical_var_list ',' lexical_var { $1.(*ast.ParserSeparatedList).SeparatorTkns = append($1.(*ast.ParserSeparatedList).SeparatorTkns, $2) $1.(*ast.ParserSeparatedList).Items = append($1.(*ast.ParserSeparatedList).Items, $3) $$ = $1 } | lexical_var { $$ = &ast.ParserSeparatedList{ Items: []ast.Vertex{$1}, } } ; lexical_var: T_VARIABLE { $$ = &ast.ExprVariable{ Node: ast.Node{ Position: position.NewTokenPosition($1), }, VarName: &ast.Identifier{ Node: ast.Node{ Position: position.NewTokenPosition($1), }, IdentifierTkn: $1, Value: $1.Value, }, } } | '&' T_VARIABLE { $$ = &ast.ExprReference{ Node: ast.Node{ Position: position.NewTokensPosition($1, $2), }, AmpersandTkn: $1, Var: &ast.ExprVariable{ Node: ast.Node{ Position: position.NewTokenPosition($2), }, VarName: &ast.Identifier{ Node: ast.Node{ Position: position.NewTokenPosition($2), }, IdentifierTkn: $2, Value: $2.Value, }, }, } } ; function_call: name argument_list { $$ = &ast.ExprFunctionCall{ Node: ast.Node{ Position: position.NewNodesPosition($1, $2), }, Function: $1, OpenParenthesisTkn: $2.(*ast.ArgumentList).OpenParenthesisTkn, Arguments: $2.(*ast.ArgumentList).Arguments, SeparatorTkns: $2.(*ast.ArgumentList).SeparatorTkns, CloseParenthesisTkn: $2.(*ast.ArgumentList).OpenParenthesisTkn, } } | class_name T_PAAMAYIM_NEKUDOTAYIM member_name argument_list { $$ = &ast.ExprStaticCall{ Node: ast.Node{ Position: position.NewNodesPosition($1, $4), }, Class: $1, DoubleColonTkn: $2, Call: $3, OpenParenthesisTkn: $4.(*ast.ArgumentList).OpenParenthesisTkn, Arguments: $4.(*ast.ArgumentList).Arguments, SeparatorTkns: $4.(*ast.ArgumentList).SeparatorTkns, CloseParenthesisTkn: $4.(*ast.ArgumentList).OpenParenthesisTkn, } } | variable_class_name T_PAAMAYIM_NEKUDOTAYIM member_name argument_list { $$ = &ast.ExprStaticCall{ Node: ast.Node{ Position: position.NewNodesPosition($1, $4), }, Class: $1, DoubleColonTkn: $2, Call: $3, OpenParenthesisTkn: $4.(*ast.ArgumentList).OpenParenthesisTkn, Arguments: $4.(*ast.ArgumentList).Arguments, SeparatorTkns: $4.(*ast.ArgumentList).SeparatorTkns, CloseParenthesisTkn: $4.(*ast.ArgumentList).OpenParenthesisTkn, } } | callable_expr argument_list { $$ = &ast.ExprFunctionCall{ Node: ast.Node{ Position: position.NewNodesPosition($1, $2), }, Function: $1, OpenParenthesisTkn: $2.(*ast.ArgumentList).OpenParenthesisTkn, Arguments: $2.(*ast.ArgumentList).Arguments, SeparatorTkns: $2.(*ast.ArgumentList).SeparatorTkns, CloseParenthesisTkn: $2.(*ast.ArgumentList).OpenParenthesisTkn, } } ; class_name: T_STATIC { $$ = &ast.Identifier{ Node: ast.Node{ Position: position.NewTokenPosition($1), }, IdentifierTkn: $1, Value: $1.Value, } } | name { $$ = $1 } ; class_name_reference: class_name { $$ = $1 } | new_variable { $$ = $1 } ; exit_expr: /* empty */ { $$ = nil } | '(' optional_expr ')' { $$ = &ast.ParserBrackets{ Node: ast.Node{ Position: position.NewTokensPosition($1, $3), }, OpenBracketTkn: $1, Child: $2, CloseBracketTkn: $3, } } ; backticks_expr: /* empty */ { $$ = []ast.Vertex{} } | T_ENCAPSED_AND_WHITESPACE { $$ = []ast.Vertex{ &ast.ScalarEncapsedStringPart{ Node: ast.Node{ Position: position.NewTokenPosition($1), }, EncapsedStrTkn: $1, Value: $1.Value, }, } } | encaps_list { $$ = $1 } ; ctor_arguments: /* empty */ { $$ = nil } | argument_list { $$ = $1 } ; dereferencable_scalar: T_ARRAY '(' array_pair_list ')' { $$ = &ast.ExprArray{ Node: ast.Node{ Position: position.NewTokensPosition($1, $4), }, ArrayTkn: $1, OpenBracketTkn: $2, Items: $3.(*ast.ParserSeparatedList).Items, SeparatorTkns: $3.(*ast.ParserSeparatedList).SeparatorTkns, CloseBracketTkn: $4, } } | '[' array_pair_list ']' { $$ = &ast.ExprArray{ Node: ast.Node{ Position: position.NewTokensPosition($1, $3), }, OpenBracketTkn: $1, Items: $2.(*ast.ParserSeparatedList).Items, SeparatorTkns: $2.(*ast.ParserSeparatedList).SeparatorTkns, CloseBracketTkn: $3, } } | T_CONSTANT_ENCAPSED_STRING { $$ = &ast.ScalarString{ Node: ast.Node{ Position: position.NewTokenPosition($1), }, StringTkn: $1, Value: $1.Value, } } ; scalar: T_LNUMBER { $$ = &ast.ScalarLnumber{ Node: ast.Node{ Position: position.NewTokenPosition($1), }, NumberTkn: $1, Value: $1.Value, } } | T_DNUMBER { $$ = &ast.ScalarDnumber{ Node: ast.Node{ Position: position.NewTokenPosition($1), }, NumberTkn: $1, Value: $1.Value, } } | T_LINE { $$ = &ast.ScalarMagicConstant{ Node: ast.Node{ Position: position.NewTokenPosition($1), }, MagicConstTkn: $1, Value: $1.Value, } } | T_FILE { $$ = &ast.ScalarMagicConstant{ Node: ast.Node{ Position: position.NewTokenPosition($1), }, MagicConstTkn: $1, Value: $1.Value, } } | T_DIR { $$ = &ast.ScalarMagicConstant{ Node: ast.Node{ Position: position.NewTokenPosition($1), }, MagicConstTkn: $1, Value: $1.Value, } } | T_TRAIT_C { $$ = &ast.ScalarMagicConstant{ Node: ast.Node{ Position: position.NewTokenPosition($1), }, MagicConstTkn: $1, Value: $1.Value, } } | T_METHOD_C { $$ = &ast.ScalarMagicConstant{ Node: ast.Node{ Position: position.NewTokenPosition($1), }, MagicConstTkn: $1, Value: $1.Value, } } | T_FUNC_C { $$ = &ast.ScalarMagicConstant{ Node: ast.Node{ Position: position.NewTokenPosition($1), }, MagicConstTkn: $1, Value: $1.Value, } } | T_NS_C { $$ = &ast.ScalarMagicConstant{ Node: ast.Node{ Position: position.NewTokenPosition($1), }, MagicConstTkn: $1, Value: $1.Value, } } | T_CLASS_C { $$ = &ast.ScalarMagicConstant{ Node: ast.Node{ Position: position.NewTokenPosition($1), }, MagicConstTkn: $1, Value: $1.Value, } } | T_START_HEREDOC T_ENCAPSED_AND_WHITESPACE T_END_HEREDOC { $$ = &ast.ScalarHeredoc{ Node: ast.Node{ Position: position.NewTokensPosition($1, $3), }, OpenHeredocTkn: $1, Parts: []ast.Vertex{ &ast.ScalarEncapsedStringPart{ Node: ast.Node{ Position: position.NewTokenPosition($2), }, EncapsedStrTkn: $2, Value: $2.Value, }, }, CloseHeredocTkn: $3, } } | T_START_HEREDOC T_END_HEREDOC { $$ = &ast.ScalarHeredoc{ Node: ast.Node{ Position: position.NewTokensPosition($1, $2), }, OpenHeredocTkn: $1, CloseHeredocTkn: $2, } } | '"' encaps_list '"' { $$ = &ast.ScalarEncapsed{ Node: ast.Node{ Position: position.NewTokensPosition($1, $3), }, OpenQoteTkn: $1, Parts: $2, CloseQoteTkn: $1, } } | T_START_HEREDOC encaps_list T_END_HEREDOC { $$ = &ast.ScalarHeredoc{ Node: ast.Node{ Position: position.NewTokensPosition($1, $3), }, OpenHeredocTkn: $1, Parts: $2, CloseHeredocTkn: $3, } } | dereferencable_scalar { $$ = $1 } | constant { $$ = $1 } ; constant: name { $$ = &ast.ExprConstFetch{ Node: ast.Node{ Position: position.NewNodePosition($1), }, Const: $1, } } | class_name T_PAAMAYIM_NEKUDOTAYIM identifier { $$ = &ast.ExprClassConstFetch{ Node: ast.Node{ Position: position.NewNodeTokenPosition($1, $3), }, Class: $1, DoubleColonTkn: $2, ConstantName: &ast.Identifier{ Node: ast.Node{ Position: position.NewTokenPosition($3), }, IdentifierTkn: $3, Value: $3.Value, }, } } | variable_class_name T_PAAMAYIM_NEKUDOTAYIM identifier { $$ = &ast.ExprClassConstFetch{ Node: ast.Node{ Position: position.NewNodeTokenPosition($1, $3), }, Class: $1, DoubleColonTkn: $2, ConstantName: &ast.Identifier{ Node: ast.Node{ Position: position.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 ')' { $$ = &ast.ParserBrackets{ Node: ast.Node{ Position: position.NewTokensPosition($1, $3), }, OpenBracketTkn: $1, Child: $2, CloseBracketTkn: $3, } } | dereferencable_scalar { $$ = $1; } ; callable_expr: callable_variable { $$ = $1 } | '(' expr ')' { $$ = &ast.ParserBrackets{ Node: ast.Node{ Position: position.NewTokensPosition($1, $3), }, OpenBracketTkn: $1, Child: $2, CloseBracketTkn: $3, } } | dereferencable_scalar { $$ = $1 } ; callable_variable: simple_variable { $$ = $1 } | dereferencable '[' optional_expr ']' { $$ = &ast.ExprArrayDimFetch{ Node: ast.Node{ Position: position.NewNodeTokenPosition($1, $4), }, Var: $1, OpenBracketTkn: $2, Dim: $3, CloseBracketTkn: $4, } } | constant '[' optional_expr ']' { $$ = &ast.ExprArrayDimFetch{ Node: ast.Node{ Position: position.NewNodeTokenPosition($1, $4), }, Var: $1, OpenBracketTkn: $2, Dim: $3, CloseBracketTkn: $4, } } | dereferencable '{' expr '}' { $$ = &ast.ExprArrayDimFetch{ Node: ast.Node{ Position: position.NewNodeTokenPosition($1, $4), }, Var: $1, OpenBracketTkn: $2, Dim: $3, CloseBracketTkn: $4, } } | dereferencable T_OBJECT_OPERATOR property_name argument_list { $$ = &ast.ExprMethodCall{ Node: ast.Node{ Position: position.NewNodesPosition($1, $4), }, Var: $1, ObjectOperatorTkn: $2, Method: $3, OpenParenthesisTkn: $4.(*ast.ArgumentList).OpenParenthesisTkn, Arguments: $4.(*ast.ArgumentList).Arguments, SeparatorTkns: $4.(*ast.ArgumentList).SeparatorTkns, CloseParenthesisTkn: $4.(*ast.ArgumentList).CloseParenthesisTkn, } } | function_call { $$ = $1 } ; variable: callable_variable { $$ = $1 } | static_member { $$ = $1 } | dereferencable T_OBJECT_OPERATOR property_name { $$ = &ast.ExprPropertyFetch{ Node: ast.Node{ Position: position.NewNodesPosition($1, $3), }, Var: $1, ObjectOperatorTkn: $2, Property: $3, } } ; simple_variable: T_VARIABLE { $$ = &ast.ExprVariable{ Node: ast.Node{ Position: position.NewTokenPosition($1), }, VarName: &ast.Identifier{ Node: ast.Node{ Position: position.NewTokenPosition($1), }, IdentifierTkn: $1, Value: $1.Value, }, } } | '$' '{' expr '}' { $$ = &ast.ExprVariable{ Node: ast.Node{ Position: position.NewTokensPosition($1, $4), }, DollarTkn: $1, VarName: &ast.ParserBrackets{ Node: ast.Node{ Position: position.NewTokensPosition($2, $4), }, OpenBracketTkn: $2, Child: $3, CloseBracketTkn: $4, }, } } | '$' simple_variable { $$ = &ast.ExprVariable{ Node: ast.Node{ Position: position.NewTokenNodePosition($1, $2), }, DollarTkn: $1, VarName: $2, } } ; static_member: class_name T_PAAMAYIM_NEKUDOTAYIM simple_variable { $$ = &ast.ExprStaticPropertyFetch{ Node: ast.Node{ Position: position.NewNodesPosition($1, $3), }, Class: $1, DoubleColonTkn: $2, Property: $3, } } | variable_class_name T_PAAMAYIM_NEKUDOTAYIM simple_variable { $$ = &ast.ExprStaticPropertyFetch{ Node: ast.Node{ Position: position.NewNodesPosition($1, $3), }, Class: $1, DoubleColonTkn: $2, Property: $3, } } ; new_variable: simple_variable { $$ = $1 } | new_variable '[' optional_expr ']' { $$ = &ast.ExprArrayDimFetch{ Node: ast.Node{ Position: position.NewNodeTokenPosition($1, $4), }, Var: $1, OpenBracketTkn: $2, Dim: $3, CloseBracketTkn: $4, } } | new_variable '{' expr '}' { $$ = &ast.ExprArrayDimFetch{ Node: ast.Node{ Position: position.NewNodeTokenPosition($1, $4), }, Var: $1, OpenBracketTkn: $2, Dim: $3, CloseBracketTkn: $4, } } | new_variable T_OBJECT_OPERATOR property_name { $$ = &ast.ExprPropertyFetch{ Node: ast.Node{ Position: position.NewNodesPosition($1, $3), }, Var: $1, ObjectOperatorTkn: $2, Property: $3, } } | class_name T_PAAMAYIM_NEKUDOTAYIM simple_variable { $$ = &ast.ExprStaticPropertyFetch{ Node: ast.Node{ Position: position.NewNodesPosition($1, $3), }, Class: $1, DoubleColonTkn: $2, Property: $3, } } | new_variable T_PAAMAYIM_NEKUDOTAYIM simple_variable { $$ = &ast.ExprStaticPropertyFetch{ Node: ast.Node{ Position: position.NewNodesPosition($1, $3), }, Class: $1, DoubleColonTkn: $2, Property: $3, } } ; member_name: identifier { $$ = &ast.Identifier{ Node: ast.Node{ Position: position.NewTokenPosition($1), }, IdentifierTkn: $1, Value: $1.Value, } } | '{' expr '}' { $$ = &ast.ParserBrackets{ Node: ast.Node{ Position: position.NewTokensPosition($1, $3), }, OpenBracketTkn: $1, Child: $2, CloseBracketTkn: $3, } } | simple_variable { $$ = $1 } ; property_name: T_STRING { $$ = &ast.Identifier{ Node: ast.Node{ Position: position.NewTokenPosition($1), }, IdentifierTkn: $1, Value: $1.Value, } } | '{' expr '}' { $$ = &ast.ParserBrackets{ Node: ast.Node{ Position: position.NewTokensPosition($1, $3), }, OpenBracketTkn: $1, Child: $2, CloseBracketTkn: $3, } } | simple_variable { $$ = $1 } ; array_pair_list: non_empty_array_pair_list { pairList := $1.(*ast.ParserSeparatedList) fistPair := pairList.Items[0].(*ast.ExprArrayItem) if fistPair.Key == nil && fistPair.Val == nil && len(pairList.Items) == 1 { pairList.Items = nil } $$ = $1 } ; possible_array_pair: /* empty */ { $$ = &ast.ExprArrayItem{} } | array_pair { $$ = $1 } ; non_empty_array_pair_list: non_empty_array_pair_list ',' possible_array_pair { $1.(*ast.ParserSeparatedList).SeparatorTkns = append($1.(*ast.ParserSeparatedList).SeparatorTkns, $2) $1.(*ast.ParserSeparatedList).Items = append($1.(*ast.ParserSeparatedList).Items, $3) $$ = $1 } | possible_array_pair { $$ = &ast.ParserSeparatedList{ Items: []ast.Vertex{$1}, } } ; array_pair: expr T_DOUBLE_ARROW expr { $$ = &ast.ExprArrayItem{ Node: ast.Node{ Position: position.NewNodesPosition($1, $3), }, Key: $1, DoubleArrowTkn: $2, Val: $3, } } | expr { $$ = &ast.ExprArrayItem{ Node: ast.Node{ Position: position.NewNodePosition($1), }, Val: $1, } } | expr T_DOUBLE_ARROW '&' variable { $$ = &ast.ExprArrayItem{ Node: ast.Node{ Position: position.NewNodesPosition($1, $4), }, Key: $1, DoubleArrowTkn: $2, Val: &ast.ExprReference{ Node: ast.Node{ Position: position.NewTokenNodePosition($3, $4), }, AmpersandTkn: $3, Var: $4, }, } } | '&' variable { $$ = &ast.ExprArrayItem{ Node: ast.Node{ Position: position.NewTokenNodePosition($1, $2), }, Val: &ast.ExprReference{ Node: ast.Node{ Position: position.NewTokenNodePosition($1, $2), }, AmpersandTkn: $1, Var: $2, }, } } | T_ELLIPSIS expr { $$ = &ast.ExprArrayItem{ Node: ast.Node{ Position: position.NewTokenNodePosition($1, $2), }, EllipsisTkn: $1, Val: $2, } } | expr T_DOUBLE_ARROW T_LIST '(' array_pair_list ')' { $$ = &ast.ExprArrayItem{ Node: ast.Node{ Position: position.NewNodeTokenPosition($1, $6), }, Key: $1, DoubleArrowTkn: $2, Val: &ast.ExprList{ Node: ast.Node{ Position: position.NewTokensPosition($3, $6), }, ListTkn: $3, OpenBracketTkn: $4, Items: $5.(*ast.ParserSeparatedList).Items, SeparatorTkns: $5.(*ast.ParserSeparatedList).SeparatorTkns, CloseBracketTkn: $6, }, } } | T_LIST '(' array_pair_list ')' { $$ = &ast.ExprArrayItem{ Node: ast.Node{ Position: position.NewTokensPosition($1, $4), }, Val: &ast.ExprList{ Node: ast.Node{ Position: position.NewTokensPosition($1, $4), }, ListTkn: $1, OpenBracketTkn: $2, Items: $3.(*ast.ParserSeparatedList).Items, SeparatorTkns: $3.(*ast.ParserSeparatedList).SeparatorTkns, CloseBracketTkn: $4, }, } } ; encaps_list: encaps_list encaps_var { $$ = append($1, $2) } | encaps_list T_ENCAPSED_AND_WHITESPACE { $$ = append( $1, &ast.ScalarEncapsedStringPart{ Node: ast.Node{ Position: position.NewTokenPosition($2), }, EncapsedStrTkn: $2, Value: $2.Value, }, ) } | encaps_var { $$ = []ast.Vertex{$1} } | T_ENCAPSED_AND_WHITESPACE encaps_var { $$ = []ast.Vertex{ &ast.ScalarEncapsedStringPart{ Node: ast.Node{ Position: position.NewTokenPosition($1), }, EncapsedStrTkn: $1, Value: $1.Value, }, $2, } } ; encaps_var: T_VARIABLE { $$ = &ast.ExprVariable{ Node: ast.Node{ Position: position.NewTokenPosition($1), }, VarName: &ast.Identifier{ Node: ast.Node{ Position: position.NewTokenPosition($1), }, IdentifierTkn: $1, Value: $1.Value, }, } } | T_VARIABLE '[' encaps_var_offset ']' { $$ = &ast.ExprArrayDimFetch{ Node: ast.Node{ Position: position.NewTokensPosition($1, $4), }, Var: &ast.ExprVariable{ Node: ast.Node{ Position: position.NewTokenPosition($1), }, VarName: &ast.Identifier{ Node: ast.Node{ Position: position.NewTokenPosition($1), }, IdentifierTkn: $1, Value: $1.Value, }, }, OpenBracketTkn: $2, Dim: $3, CloseBracketTkn: $4, } } | T_VARIABLE T_OBJECT_OPERATOR T_STRING { $$ = &ast.ExprPropertyFetch{ Node: ast.Node{ Position: position.NewTokensPosition($1, $3), }, Var: &ast.ExprVariable{ Node: ast.Node{ Position: position.NewTokenPosition($1), }, VarName: &ast.Identifier{ Node: ast.Node{ Position: position.NewTokenPosition($1), }, IdentifierTkn: $1, Value: $1.Value, }, }, ObjectOperatorTkn: $2, Property: &ast.Identifier{ Node: ast.Node{ Position: position.NewTokenPosition($3), }, IdentifierTkn: $3, Value: $3.Value, }, } } | T_DOLLAR_OPEN_CURLY_BRACES expr '}' { $$ = &ast.ParserBrackets{ Node: ast.Node{ Position: position.NewTokensPosition($1, $3), }, OpenBracketTkn: $1, Child: &ast.ExprVariable{ Node: ast.Node{ Position: position.NewNodePosition($2), }, VarName: $2, }, CloseBracketTkn: $3, } } | T_DOLLAR_OPEN_CURLY_BRACES T_STRING_VARNAME '}' { $$ = &ast.ParserBrackets{ Node: ast.Node{ Position: position.NewTokensPosition($1, $3), }, OpenBracketTkn: $1, Child: &ast.ExprVariable{ Node: ast.Node{ Position: position.NewTokenPosition($2), }, VarName: &ast.Identifier{ Node: ast.Node{ Position: position.NewTokenPosition($2), }, IdentifierTkn: $2, Value: $2.Value, }, }, CloseBracketTkn: $3, } } | T_DOLLAR_OPEN_CURLY_BRACES T_STRING_VARNAME '[' expr ']' '}' { $$ = &ast.ParserBrackets{ Node: ast.Node{ Position: position.NewTokensPosition($1, $6), }, OpenBracketTkn: $1, Child: &ast.ExprArrayDimFetch{ Node: ast.Node{ Position: position.NewTokensPosition($2, $5), }, Var: &ast.ExprVariable{ Node: ast.Node{ Position: position.NewTokenPosition($2), }, VarName: &ast.Identifier{ Node: ast.Node{ Position: position.NewTokenPosition($2), }, IdentifierTkn: $2, Value: $2.Value, }, }, OpenBracketTkn: $3, Dim: $4, CloseBracketTkn: $5, }, CloseBracketTkn: $6, } } | T_CURLY_OPEN variable '}' { $$ = &ast.ParserBrackets{ Node: ast.Node{ Position: position.NewTokensPosition($1, $3), }, OpenBracketTkn: $1, Child: $2, CloseBracketTkn: $3, } } ; encaps_var_offset: T_STRING { $$ = &ast.ScalarString{ Node: ast.Node{ Position: position.NewTokenPosition($1), }, StringTkn: $1, Value: $1.Value, } } | T_NUM_STRING { // TODO: add option to handle 64 bit integer if _, err := strconv.Atoi(string($1.Value)); err == nil { $$ = &ast.ScalarLnumber{ Node: ast.Node{ Position: position.NewTokenPosition($1), }, NumberTkn: $1, Value: $1.Value, } } else { $$ = &ast.ScalarString{ Node: ast.Node{ Position: position.NewTokenPosition($1), }, StringTkn: $1, Value: $1.Value, } } } | '-' T_NUM_STRING { _, err := strconv.Atoi(string($2.Value)); isInt := err == nil if isInt { $$ = &ast.ExprUnaryMinus{ Node: ast.Node{ Position: position.NewTokensPosition($1, $2), }, MinusTkn: $1, Expr: &ast.ScalarLnumber{ Node: ast.Node{ Position: position.NewTokenPosition($2), }, NumberTkn: $2, Value: $2.Value, }, } $$.GetNode().Position = position.NewTokensPosition($1, $2) } else { $$ = &ast.ScalarString{ Node: ast.Node{ Position: position.NewTokensPosition($1, $2), }, MinusTkn: $1, StringTkn: $2, Value: append([]byte("-"), $2.Value...), } } } | T_VARIABLE { $$ = &ast.ExprVariable{ Node: ast.Node{ Position: position.NewTokenPosition($1), }, VarName: &ast.Identifier{ Node: ast.Node{ Position: position.NewTokenPosition($1), }, IdentifierTkn: $1, Value: $1.Value, }, } } ; internal_functions_in_yacc: T_ISSET '(' isset_variables possible_comma ')' { if $4 != nil { $3.(*ast.ParserSeparatedList).SeparatorTkns = append($3.(*ast.ParserSeparatedList).SeparatorTkns, $4) } $$ = &ast.ExprIsset{ Node: ast.Node{ Position: position.NewTokensPosition($1, $5), }, IssetTkn: $1, OpenParenthesisTkn: $2, Vars: $3.(*ast.ParserSeparatedList).Items, SeparatorTkns: $3.(*ast.ParserSeparatedList).SeparatorTkns, CloseParenthesisTkn: $5, } } | T_EMPTY '(' expr ')' { $$ = &ast.ExprEmpty{ Node: ast.Node{ Position: position.NewTokensPosition($1, $4), }, EmptyTkn: $1, OpenParenthesisTkn: $2, Expr: $3, CloseParenthesisTkn: $4, } } | T_INCLUDE expr { $$ = &ast.ExprInclude{ Node: ast.Node{ Position: position.NewTokenNodePosition($1, $2), }, IncludeTkn: $1, Expr: $2, } } | T_INCLUDE_ONCE expr { $$ = &ast.ExprIncludeOnce{ Node: ast.Node{ Position: position.NewTokenNodePosition($1, $2), }, IncludeTkn: $1, Expr: $2, } } | T_EVAL '(' expr ')' { $$ = &ast.ExprEval{ Node: ast.Node{ Position: position.NewTokensPosition($1, $4), }, EvalTkn: $1, OpenParenthesisTkn: $2, Expr: $3, CloseParenthesisTkn: $4, } } | T_REQUIRE expr { $$ = &ast.ExprRequire{ Node: ast.Node{ Position: position.NewTokenNodePosition($1, $2), }, RequireTkn: $1, Expr: $2, } } | T_REQUIRE_ONCE expr { $$ = &ast.ExprRequireOnce{ Node: ast.Node{ Position: position.NewTokenNodePosition($1, $2), }, RequireOnceTkn: $1, Expr: $2, } } ; isset_variables: isset_variable { $$ = &ast.ParserSeparatedList{ Items: []ast.Vertex{$1}, } } | isset_variables ',' isset_variable { $1.(*ast.ParserSeparatedList).SeparatorTkns = append($1.(*ast.ParserSeparatedList).SeparatorTkns, $2) $1.(*ast.ParserSeparatedList).Items = append($1.(*ast.ParserSeparatedList).Items, $3) $$ = $1 } ; isset_variable: expr { $$ = $1 } ; ///////////////////////////////////////////////////////////////////////// %%