Chris@0: %pure_parser Chris@0: %expect 2 Chris@0: Chris@0: %tokens Chris@0: Chris@0: %% Chris@0: Chris@0: start: Chris@0: top_statement_list { $$ = $this->handleNamespaces($1); } Chris@0: ; Chris@0: Chris@0: top_statement_list_ex: Chris@0: top_statement_list_ex top_statement { pushNormalizing($1, $2); } Chris@0: | /* empty */ { init(); } Chris@0: ; Chris@0: Chris@0: top_statement_list: Chris@0: top_statement_list_ex Chris@13: { makeNop($nop, $this->lookaheadStartAttributes, $this->endAttributes); Chris@0: if ($nop !== null) { $1[] = $nop; } $$ = $1; } Chris@0: ; Chris@0: Chris@0: reserved_non_modifiers: Chris@0: T_INCLUDE | T_INCLUDE_ONCE | T_EVAL | T_REQUIRE | T_REQUIRE_ONCE | T_LOGICAL_OR | T_LOGICAL_XOR | T_LOGICAL_AND Chris@0: | T_INSTANCEOF | T_NEW | T_CLONE | T_EXIT | T_IF | T_ELSEIF | T_ELSE | T_ENDIF | T_ECHO | T_DO | T_WHILE Chris@0: | T_ENDWHILE | T_FOR | T_ENDFOR | T_FOREACH | T_ENDFOREACH | T_DECLARE | T_ENDDECLARE | T_AS | T_TRY | T_CATCH Chris@0: | T_FINALLY | T_THROW | T_USE | T_INSTEADOF | T_GLOBAL | T_VAR | T_UNSET | T_ISSET | T_EMPTY | T_CONTINUE | T_GOTO Chris@0: | T_FUNCTION | T_CONST | T_RETURN | T_PRINT | T_YIELD | T_LIST | T_SWITCH | T_ENDSWITCH | T_CASE | T_DEFAULT Chris@0: | T_BREAK | T_ARRAY | T_CALLABLE | T_EXTENDS | T_IMPLEMENTS | T_NAMESPACE | T_TRAIT | T_INTERFACE | T_CLASS Chris@0: | T_CLASS_C | T_TRAIT_C | T_FUNC_C | T_METHOD_C | T_LINE | T_FILE | T_DIR | T_NS_C | T_HALT_COMPILER Chris@0: ; Chris@0: Chris@0: semi_reserved: Chris@0: reserved_non_modifiers Chris@0: | T_STATIC | T_ABSTRACT | T_FINAL | T_PRIVATE | T_PROTECTED | T_PUBLIC Chris@0: ; Chris@0: Chris@13: identifier_ex: Chris@13: T_STRING { $$ = Node\Identifier[$1]; } Chris@13: | semi_reserved { $$ = Node\Identifier[$1]; } Chris@13: ; Chris@13: Chris@0: identifier: Chris@13: T_STRING { $$ = Node\Identifier[$1]; } Chris@13: ; Chris@13: Chris@13: reserved_non_modifiers_identifier: Chris@13: reserved_non_modifiers { $$ = Node\Identifier[$1]; } Chris@0: ; Chris@0: Chris@0: namespace_name_parts: Chris@0: T_STRING { init($1); } Chris@0: | namespace_name_parts T_NS_SEPARATOR T_STRING { push($1, $3); } Chris@0: ; Chris@0: Chris@0: namespace_name: Chris@0: namespace_name_parts { $$ = Name[$1]; } Chris@0: ; Chris@0: Chris@13: plain_variable: Chris@13: T_VARIABLE { $$ = Expr\Variable[parseVar($1)]; } Chris@13: ; Chris@13: Chris@0: semi: Chris@0: ';' { /* nothing */ } Chris@0: | error { /* nothing */ } Chris@0: ; Chris@0: Chris@0: no_comma: Chris@0: /* empty */ { /* nothing */ } Chris@0: | ',' { $this->emitError(new Error('A trailing comma is not allowed here', attributes())); } Chris@0: ; Chris@0: Chris@0: optional_comma: Chris@0: /* empty */ Chris@0: | ',' Chris@0: Chris@0: top_statement: Chris@0: statement { $$ = $1; } Chris@0: | function_declaration_statement { $$ = $1; } Chris@0: | class_declaration_statement { $$ = $1; } Chris@0: | T_HALT_COMPILER Chris@0: { $$ = Stmt\HaltCompiler[$this->lexer->handleHaltCompiler()]; } Chris@0: | T_NAMESPACE namespace_name semi Chris@0: { $$ = Stmt\Namespace_[$2, null]; Chris@0: $$->setAttribute('kind', Stmt\Namespace_::KIND_SEMICOLON); Chris@0: $this->checkNamespace($$); } Chris@0: | T_NAMESPACE namespace_name '{' top_statement_list '}' Chris@0: { $$ = Stmt\Namespace_[$2, $4]; Chris@0: $$->setAttribute('kind', Stmt\Namespace_::KIND_BRACED); Chris@0: $this->checkNamespace($$); } Chris@0: | T_NAMESPACE '{' top_statement_list '}' Chris@0: { $$ = Stmt\Namespace_[null, $3]; Chris@0: $$->setAttribute('kind', Stmt\Namespace_::KIND_BRACED); Chris@0: $this->checkNamespace($$); } Chris@0: | T_USE use_declarations semi { $$ = Stmt\Use_[$2, Stmt\Use_::TYPE_NORMAL]; } Chris@0: | T_USE use_type use_declarations semi { $$ = Stmt\Use_[$3, $2]; } Chris@0: | group_use_declaration semi { $$ = $1; } Chris@0: | T_CONST constant_declaration_list semi { $$ = Stmt\Const_[$2]; } Chris@0: ; Chris@0: Chris@0: use_type: Chris@0: T_FUNCTION { $$ = Stmt\Use_::TYPE_FUNCTION; } Chris@0: | T_CONST { $$ = Stmt\Use_::TYPE_CONSTANT; } Chris@0: ; Chris@0: Chris@0: /* Using namespace_name_parts here to avoid s/r conflict on T_NS_SEPARATOR */ Chris@0: group_use_declaration: Chris@0: T_USE use_type namespace_name_parts T_NS_SEPARATOR '{' unprefixed_use_declarations '}' Chris@0: { $$ = Stmt\GroupUse[new Name($3, stackAttributes(#3)), $6, $2]; } Chris@0: | T_USE use_type T_NS_SEPARATOR namespace_name_parts T_NS_SEPARATOR '{' unprefixed_use_declarations '}' Chris@0: { $$ = Stmt\GroupUse[new Name($4, stackAttributes(#4)), $7, $2]; } Chris@0: | T_USE namespace_name_parts T_NS_SEPARATOR '{' inline_use_declarations '}' Chris@0: { $$ = Stmt\GroupUse[new Name($2, stackAttributes(#2)), $5, Stmt\Use_::TYPE_UNKNOWN]; } Chris@0: | T_USE T_NS_SEPARATOR namespace_name_parts T_NS_SEPARATOR '{' inline_use_declarations '}' Chris@0: { $$ = Stmt\GroupUse[new Name($3, stackAttributes(#3)), $6, Stmt\Use_::TYPE_UNKNOWN]; } Chris@0: ; Chris@0: Chris@0: unprefixed_use_declarations: Chris@0: non_empty_unprefixed_use_declarations optional_comma { $$ = $1; } Chris@0: ; Chris@0: Chris@0: non_empty_unprefixed_use_declarations: Chris@0: non_empty_unprefixed_use_declarations ',' unprefixed_use_declaration Chris@0: { push($1, $3); } Chris@0: | unprefixed_use_declaration { init($1); } Chris@0: ; Chris@0: Chris@0: use_declarations: Chris@0: non_empty_use_declarations no_comma { $$ = $1; } Chris@0: ; Chris@0: Chris@0: non_empty_use_declarations: Chris@0: non_empty_use_declarations ',' use_declaration { push($1, $3); } Chris@0: | use_declaration { init($1); } Chris@0: ; Chris@0: Chris@0: inline_use_declarations: Chris@0: non_empty_inline_use_declarations optional_comma { $$ = $1; } Chris@0: ; Chris@0: Chris@0: non_empty_inline_use_declarations: Chris@0: non_empty_inline_use_declarations ',' inline_use_declaration Chris@0: { push($1, $3); } Chris@0: | inline_use_declaration { init($1); } Chris@0: ; Chris@0: Chris@0: unprefixed_use_declaration: Chris@0: namespace_name Chris@0: { $$ = Stmt\UseUse[$1, null, Stmt\Use_::TYPE_UNKNOWN]; $this->checkUseUse($$, #1); } Chris@13: | namespace_name T_AS identifier Chris@0: { $$ = Stmt\UseUse[$1, $3, Stmt\Use_::TYPE_UNKNOWN]; $this->checkUseUse($$, #3); } Chris@0: ; Chris@0: Chris@0: use_declaration: Chris@0: unprefixed_use_declaration { $$ = $1; } Chris@0: | T_NS_SEPARATOR unprefixed_use_declaration { $$ = $2; } Chris@0: ; Chris@0: Chris@0: inline_use_declaration: Chris@0: unprefixed_use_declaration { $$ = $1; $$->type = Stmt\Use_::TYPE_NORMAL; } Chris@0: | use_type unprefixed_use_declaration { $$ = $2; $$->type = $1; } Chris@0: ; Chris@0: Chris@0: constant_declaration_list: Chris@0: non_empty_constant_declaration_list no_comma { $$ = $1; } Chris@0: ; Chris@0: Chris@0: non_empty_constant_declaration_list: Chris@0: non_empty_constant_declaration_list ',' constant_declaration Chris@0: { push($1, $3); } Chris@0: | constant_declaration { init($1); } Chris@0: ; Chris@0: Chris@0: constant_declaration: Chris@13: identifier '=' expr { $$ = Node\Const_[$1, $3]; } Chris@0: ; Chris@0: Chris@0: class_const_list: Chris@0: non_empty_class_const_list no_comma { $$ = $1; } Chris@0: ; Chris@0: Chris@0: non_empty_class_const_list: Chris@0: non_empty_class_const_list ',' class_const { push($1, $3); } Chris@0: | class_const { init($1); } Chris@0: ; Chris@0: Chris@0: class_const: Chris@13: identifier_ex '=' expr { $$ = Node\Const_[$1, $3]; } Chris@0: ; Chris@0: Chris@0: inner_statement_list_ex: Chris@0: inner_statement_list_ex inner_statement { pushNormalizing($1, $2); } Chris@0: | /* empty */ { init(); } Chris@0: ; Chris@0: Chris@0: inner_statement_list: Chris@0: inner_statement_list_ex Chris@13: { makeNop($nop, $this->lookaheadStartAttributes, $this->endAttributes); Chris@0: if ($nop !== null) { $1[] = $nop; } $$ = $1; } Chris@0: ; Chris@0: Chris@0: inner_statement: Chris@0: statement { $$ = $1; } Chris@0: | function_declaration_statement { $$ = $1; } Chris@0: | class_declaration_statement { $$ = $1; } Chris@0: | T_HALT_COMPILER Chris@0: { throw new Error('__HALT_COMPILER() can only be used from the outermost scope', attributes()); } Chris@0: ; Chris@0: Chris@0: non_empty_statement: Chris@0: '{' inner_statement_list '}' Chris@0: { Chris@0: if ($2) { Chris@0: $$ = $2; prependLeadingComments($$); Chris@0: } else { Chris@13: makeNop($$, $this->startAttributeStack[#1], $this->endAttributes); Chris@0: if (null === $$) { $$ = array(); } Chris@0: } Chris@0: } Chris@0: | T_IF '(' expr ')' statement elseif_list else_single Chris@0: { $$ = Stmt\If_[$3, ['stmts' => toArray($5), 'elseifs' => $6, 'else' => $7]]; } Chris@0: | T_IF '(' expr ')' ':' inner_statement_list new_elseif_list new_else_single T_ENDIF ';' Chris@0: { $$ = Stmt\If_[$3, ['stmts' => $6, 'elseifs' => $7, 'else' => $8]]; } Chris@0: | T_WHILE '(' expr ')' while_statement { $$ = Stmt\While_[$3, $5]; } Chris@0: | T_DO statement T_WHILE '(' expr ')' ';' { $$ = Stmt\Do_ [$5, toArray($2)]; } Chris@0: | T_FOR '(' for_expr ';' for_expr ';' for_expr ')' for_statement Chris@0: { $$ = Stmt\For_[['init' => $3, 'cond' => $5, 'loop' => $7, 'stmts' => $9]]; } Chris@0: | T_SWITCH '(' expr ')' switch_case_list { $$ = Stmt\Switch_[$3, $5]; } Chris@0: | T_BREAK optional_expr semi { $$ = Stmt\Break_[$2]; } Chris@0: | T_CONTINUE optional_expr semi { $$ = Stmt\Continue_[$2]; } Chris@0: | T_RETURN optional_expr semi { $$ = Stmt\Return_[$2]; } Chris@0: | T_GLOBAL global_var_list semi { $$ = Stmt\Global_[$2]; } Chris@0: | T_STATIC static_var_list semi { $$ = Stmt\Static_[$2]; } Chris@0: | T_ECHO expr_list semi { $$ = Stmt\Echo_[$2]; } Chris@0: | T_INLINE_HTML { $$ = Stmt\InlineHTML[$1]; } Chris@13: | expr semi { $$ = Stmt\Expression[$1]; } Chris@0: | T_UNSET '(' variables_list ')' semi { $$ = Stmt\Unset_[$3]; } Chris@0: | T_FOREACH '(' expr T_AS foreach_variable ')' foreach_statement Chris@0: { $$ = Stmt\Foreach_[$3, $5[0], ['keyVar' => null, 'byRef' => $5[1], 'stmts' => $7]]; } Chris@0: | T_FOREACH '(' expr T_AS variable T_DOUBLE_ARROW foreach_variable ')' foreach_statement Chris@0: { $$ = Stmt\Foreach_[$3, $7[0], ['keyVar' => $5, 'byRef' => $7[1], 'stmts' => $9]]; } Chris@16: | T_FOREACH '(' expr error ')' foreach_statement Chris@16: { $$ = Stmt\Foreach_[$3, new Expr\Error(stackAttributes(#4)), ['stmts' => $6]]; } Chris@0: | T_DECLARE '(' declare_list ')' declare_statement { $$ = Stmt\Declare_[$3, $5]; } Chris@0: | T_TRY '{' inner_statement_list '}' catches optional_finally Chris@0: { $$ = Stmt\TryCatch[$3, $5, $6]; $this->checkTryCatch($$); } Chris@0: | T_THROW expr semi { $$ = Stmt\Throw_[$2]; } Chris@13: | T_GOTO identifier semi { $$ = Stmt\Goto_[$2]; } Chris@13: | identifier ':' { $$ = Stmt\Label[$1]; } Chris@0: | error { $$ = array(); /* means: no statement */ } Chris@0: ; Chris@0: Chris@0: statement: Chris@0: non_empty_statement { $$ = $1; } Chris@0: | ';' Chris@13: { makeNop($$, $this->startAttributeStack[#1], $this->endAttributes); Chris@0: if ($$ === null) $$ = array(); /* means: no statement */ } Chris@0: ; Chris@0: Chris@0: catches: Chris@0: /* empty */ { init(); } Chris@0: | catches catch { push($1, $2); } Chris@0: ; Chris@0: Chris@0: name_union: Chris@0: name { init($1); } Chris@0: | name_union '|' name { push($1, $3); } Chris@0: ; Chris@0: Chris@0: catch: Chris@13: T_CATCH '(' name_union plain_variable ')' '{' inner_statement_list '}' Chris@13: { $$ = Stmt\Catch_[$3, $4, $7]; } Chris@0: ; Chris@0: Chris@0: optional_finally: Chris@0: /* empty */ { $$ = null; } Chris@0: | T_FINALLY '{' inner_statement_list '}' { $$ = Stmt\Finally_[$3]; } Chris@0: ; Chris@0: Chris@0: variables_list: Chris@13: non_empty_variables_list optional_comma { $$ = $1; } Chris@0: ; Chris@0: Chris@0: non_empty_variables_list: Chris@0: variable { init($1); } Chris@0: | non_empty_variables_list ',' variable { push($1, $3); } Chris@0: ; Chris@0: Chris@0: optional_ref: Chris@0: /* empty */ { $$ = false; } Chris@0: | '&' { $$ = true; } Chris@0: ; Chris@0: Chris@0: optional_ellipsis: Chris@0: /* empty */ { $$ = false; } Chris@0: | T_ELLIPSIS { $$ = true; } Chris@0: ; Chris@0: Chris@16: block_or_error: Chris@16: '{' inner_statement_list '}' { $$ = $2; } Chris@16: | error { $$ = []; } Chris@16: ; Chris@16: Chris@0: function_declaration_statement: Chris@16: T_FUNCTION optional_ref identifier '(' parameter_list ')' optional_return_type block_or_error Chris@16: { $$ = Stmt\Function_[$3, ['byRef' => $2, 'params' => $5, 'returnType' => $7, 'stmts' => $8]]; } Chris@0: ; Chris@0: Chris@0: class_declaration_statement: Chris@13: class_entry_type identifier extends_from implements_list '{' class_statement_list '}' Chris@0: { $$ = Stmt\Class_[$2, ['type' => $1, 'extends' => $3, 'implements' => $4, 'stmts' => $6]]; Chris@0: $this->checkClass($$, #2); } Chris@13: | T_INTERFACE identifier interface_extends_list '{' class_statement_list '}' Chris@0: { $$ = Stmt\Interface_[$2, ['extends' => $3, 'stmts' => $5]]; Chris@0: $this->checkInterface($$, #2); } Chris@13: | T_TRAIT identifier '{' class_statement_list '}' Chris@0: { $$ = Stmt\Trait_[$2, ['stmts' => $4]]; } Chris@0: ; Chris@0: Chris@0: class_entry_type: Chris@0: T_CLASS { $$ = 0; } Chris@0: | T_ABSTRACT T_CLASS { $$ = Stmt\Class_::MODIFIER_ABSTRACT; } Chris@0: | T_FINAL T_CLASS { $$ = Stmt\Class_::MODIFIER_FINAL; } Chris@0: ; Chris@0: Chris@0: extends_from: Chris@0: /* empty */ { $$ = null; } Chris@0: | T_EXTENDS class_name { $$ = $2; } Chris@0: ; Chris@0: Chris@0: interface_extends_list: Chris@0: /* empty */ { $$ = array(); } Chris@0: | T_EXTENDS class_name_list { $$ = $2; } Chris@0: ; Chris@0: Chris@0: implements_list: Chris@0: /* empty */ { $$ = array(); } Chris@0: | T_IMPLEMENTS class_name_list { $$ = $2; } Chris@0: ; Chris@0: Chris@0: class_name_list: Chris@0: non_empty_class_name_list no_comma { $$ = $1; } Chris@0: ; Chris@0: Chris@0: non_empty_class_name_list: Chris@0: class_name { init($1); } Chris@0: | non_empty_class_name_list ',' class_name { push($1, $3); } Chris@0: ; Chris@0: Chris@0: for_statement: Chris@0: statement { $$ = toArray($1); } Chris@0: | ':' inner_statement_list T_ENDFOR ';' { $$ = $2; } Chris@0: ; Chris@0: Chris@0: foreach_statement: Chris@0: statement { $$ = toArray($1); } Chris@0: | ':' inner_statement_list T_ENDFOREACH ';' { $$ = $2; } Chris@0: ; Chris@0: Chris@0: declare_statement: Chris@0: non_empty_statement { $$ = toArray($1); } Chris@0: | ';' { $$ = null; } Chris@0: | ':' inner_statement_list T_ENDDECLARE ';' { $$ = $2; } Chris@0: ; Chris@0: Chris@0: declare_list: Chris@0: non_empty_declare_list no_comma { $$ = $1; } Chris@0: ; Chris@0: Chris@0: non_empty_declare_list: Chris@0: declare_list_element { init($1); } Chris@0: | non_empty_declare_list ',' declare_list_element { push($1, $3); } Chris@0: ; Chris@0: Chris@0: declare_list_element: Chris@13: identifier '=' expr { $$ = Stmt\DeclareDeclare[$1, $3]; } Chris@0: ; Chris@0: Chris@0: switch_case_list: Chris@0: '{' case_list '}' { $$ = $2; } Chris@0: | '{' ';' case_list '}' { $$ = $3; } Chris@0: | ':' case_list T_ENDSWITCH ';' { $$ = $2; } Chris@0: | ':' ';' case_list T_ENDSWITCH ';' { $$ = $3; } Chris@0: ; Chris@0: Chris@0: case_list: Chris@0: /* empty */ { init(); } Chris@0: | case_list case { push($1, $2); } Chris@0: ; Chris@0: Chris@0: case: Chris@13: T_CASE expr case_separator inner_statement_list_ex { $$ = Stmt\Case_[$2, $4]; } Chris@13: | T_DEFAULT case_separator inner_statement_list_ex { $$ = Stmt\Case_[null, $3]; } Chris@0: ; Chris@0: Chris@0: case_separator: Chris@0: ':' Chris@0: | ';' Chris@0: ; Chris@0: Chris@0: while_statement: Chris@0: statement { $$ = toArray($1); } Chris@0: | ':' inner_statement_list T_ENDWHILE ';' { $$ = $2; } Chris@0: ; Chris@0: Chris@0: elseif_list: Chris@0: /* empty */ { init(); } Chris@0: | elseif_list elseif { push($1, $2); } Chris@0: ; Chris@0: Chris@0: elseif: Chris@0: T_ELSEIF '(' expr ')' statement { $$ = Stmt\ElseIf_[$3, toArray($5)]; } Chris@0: ; Chris@0: Chris@0: new_elseif_list: Chris@0: /* empty */ { init(); } Chris@0: | new_elseif_list new_elseif { push($1, $2); } Chris@0: ; Chris@0: Chris@0: new_elseif: Chris@0: T_ELSEIF '(' expr ')' ':' inner_statement_list { $$ = Stmt\ElseIf_[$3, $6]; } Chris@0: ; Chris@0: Chris@0: else_single: Chris@0: /* empty */ { $$ = null; } Chris@0: | T_ELSE statement { $$ = Stmt\Else_[toArray($2)]; } Chris@0: ; Chris@0: Chris@0: new_else_single: Chris@0: /* empty */ { $$ = null; } Chris@0: | T_ELSE ':' inner_statement_list { $$ = Stmt\Else_[$3]; } Chris@0: ; Chris@0: Chris@0: foreach_variable: Chris@0: variable { $$ = array($1, false); } Chris@0: | '&' variable { $$ = array($2, true); } Chris@0: | list_expr { $$ = array($1, false); } Chris@0: | array_short_syntax { $$ = array($1, false); } Chris@0: ; Chris@0: Chris@0: parameter_list: Chris@0: non_empty_parameter_list no_comma { $$ = $1; } Chris@0: | /* empty */ { $$ = array(); } Chris@0: ; Chris@0: Chris@0: non_empty_parameter_list: Chris@0: parameter { init($1); } Chris@0: | non_empty_parameter_list ',' parameter { push($1, $3); } Chris@0: ; Chris@0: Chris@0: parameter: Chris@17: optional_type optional_ref optional_ellipsis plain_variable Chris@13: { $$ = Node\Param[$4, null, $1, $2, $3]; $this->checkParam($$); } Chris@17: | optional_type optional_ref optional_ellipsis plain_variable '=' expr Chris@13: { $$ = Node\Param[$4, $6, $1, $2, $3]; $this->checkParam($$); } Chris@17: | optional_type optional_ref optional_ellipsis error Chris@16: { $$ = Node\Param[Expr\Error[], null, $1, $2, $3]; } Chris@0: ; Chris@0: Chris@0: type_expr: Chris@0: type { $$ = $1; } Chris@0: | '?' type { $$ = Node\NullableType[$2]; } Chris@0: ; Chris@0: Chris@0: type: Chris@0: name { $$ = $this->handleBuiltinTypes($1); } Chris@13: | T_ARRAY { $$ = Node\Identifier['array']; } Chris@13: | T_CALLABLE { $$ = Node\Identifier['callable']; } Chris@0: ; Chris@0: Chris@17: optional_type: Chris@0: /* empty */ { $$ = null; } Chris@0: | type_expr { $$ = $1; } Chris@0: ; Chris@0: Chris@0: optional_return_type: Chris@0: /* empty */ { $$ = null; } Chris@0: | ':' type_expr { $$ = $2; } Chris@17: | ':' error { $$ = null; } Chris@0: ; Chris@0: Chris@0: argument_list: Chris@0: '(' ')' { $$ = array(); } Chris@13: | '(' non_empty_argument_list optional_comma ')' { $$ = $2; } Chris@0: ; Chris@0: Chris@0: non_empty_argument_list: Chris@0: argument { init($1); } Chris@0: | non_empty_argument_list ',' argument { push($1, $3); } Chris@0: ; Chris@0: Chris@0: argument: Chris@0: expr { $$ = Node\Arg[$1, false, false]; } Chris@0: | '&' variable { $$ = Node\Arg[$2, true, false]; } Chris@0: | T_ELLIPSIS expr { $$ = Node\Arg[$2, false, true]; } Chris@0: ; Chris@0: Chris@0: global_var_list: Chris@0: non_empty_global_var_list no_comma { $$ = $1; } Chris@0: ; Chris@0: Chris@0: non_empty_global_var_list: Chris@0: non_empty_global_var_list ',' global_var { push($1, $3); } Chris@0: | global_var { init($1); } Chris@0: ; Chris@0: Chris@0: global_var: Chris@0: simple_variable { $$ = Expr\Variable[$1]; } Chris@0: ; Chris@0: Chris@0: static_var_list: Chris@0: non_empty_static_var_list no_comma { $$ = $1; } Chris@0: ; Chris@0: Chris@0: non_empty_static_var_list: Chris@0: non_empty_static_var_list ',' static_var { push($1, $3); } Chris@0: | static_var { init($1); } Chris@0: ; Chris@0: Chris@0: static_var: Chris@13: plain_variable { $$ = Stmt\StaticVar[$1, null]; } Chris@13: | plain_variable '=' expr { $$ = Stmt\StaticVar[$1, $3]; } Chris@0: ; Chris@0: Chris@17: class_statement_list_ex: Chris@17: class_statement_list_ex class_statement { if ($2 !== null) { push($1, $2); } } Chris@0: | /* empty */ { init(); } Chris@0: ; Chris@0: Chris@17: class_statement_list: Chris@17: class_statement_list_ex Chris@17: { makeNop($nop, $this->lookaheadStartAttributes, $this->endAttributes); Chris@17: if ($nop !== null) { $1[] = $nop; } $$ = $1; } Chris@17: ; Chris@17: Chris@0: class_statement: Chris@17: variable_modifiers optional_type property_declaration_list ';' Chris@17: { $attrs = attributes(); Chris@17: $$ = new Stmt\Property($1, $3, $attrs, $2); $this->checkProperty($$, #1); } Chris@0: | method_modifiers T_CONST class_const_list ';' Chris@0: { $$ = Stmt\ClassConst[$3, $1]; $this->checkClassConst($$, #1); } Chris@13: | method_modifiers T_FUNCTION optional_ref identifier_ex '(' parameter_list ')' optional_return_type method_body Chris@0: { $$ = Stmt\ClassMethod[$4, ['type' => $1, 'byRef' => $3, 'params' => $6, 'returnType' => $8, 'stmts' => $9]]; Chris@0: $this->checkClassMethod($$, #1); } Chris@0: | T_USE class_name_list trait_adaptations { $$ = Stmt\TraitUse[$2, $3]; } Chris@16: | error { $$ = null; /* will be skipped */ } Chris@0: ; Chris@0: Chris@0: trait_adaptations: Chris@0: ';' { $$ = array(); } Chris@0: | '{' trait_adaptation_list '}' { $$ = $2; } Chris@0: ; Chris@0: Chris@0: trait_adaptation_list: Chris@0: /* empty */ { init(); } Chris@0: | trait_adaptation_list trait_adaptation { push($1, $2); } Chris@0: ; Chris@0: Chris@0: trait_adaptation: Chris@0: trait_method_reference_fully_qualified T_INSTEADOF class_name_list ';' Chris@0: { $$ = Stmt\TraitUseAdaptation\Precedence[$1[0], $1[1], $3]; } Chris@13: | trait_method_reference T_AS member_modifier identifier_ex ';' Chris@0: { $$ = Stmt\TraitUseAdaptation\Alias[$1[0], $1[1], $3, $4]; } Chris@0: | trait_method_reference T_AS member_modifier ';' Chris@0: { $$ = Stmt\TraitUseAdaptation\Alias[$1[0], $1[1], $3, null]; } Chris@13: | trait_method_reference T_AS identifier ';' Chris@0: { $$ = Stmt\TraitUseAdaptation\Alias[$1[0], $1[1], null, $3]; } Chris@13: | trait_method_reference T_AS reserved_non_modifiers_identifier ';' Chris@0: { $$ = Stmt\TraitUseAdaptation\Alias[$1[0], $1[1], null, $3]; } Chris@0: ; Chris@0: Chris@0: trait_method_reference_fully_qualified: Chris@13: name T_PAAMAYIM_NEKUDOTAYIM identifier_ex { $$ = array($1, $3); } Chris@0: ; Chris@0: trait_method_reference: Chris@0: trait_method_reference_fully_qualified { $$ = $1; } Chris@13: | identifier_ex { $$ = array(null, $1); } Chris@0: ; Chris@0: Chris@0: method_body: Chris@0: ';' /* abstract method */ { $$ = null; } Chris@16: | block_or_error { $$ = $1; } Chris@0: ; Chris@0: Chris@0: variable_modifiers: Chris@0: non_empty_member_modifiers { $$ = $1; } Chris@0: | T_VAR { $$ = 0; } Chris@0: ; Chris@0: Chris@0: method_modifiers: Chris@0: /* empty */ { $$ = 0; } Chris@0: | non_empty_member_modifiers { $$ = $1; } Chris@0: ; Chris@0: Chris@0: non_empty_member_modifiers: Chris@0: member_modifier { $$ = $1; } Chris@0: | non_empty_member_modifiers member_modifier { $this->checkModifier($1, $2, #2); $$ = $1 | $2; } Chris@0: ; Chris@0: Chris@0: member_modifier: Chris@0: T_PUBLIC { $$ = Stmt\Class_::MODIFIER_PUBLIC; } Chris@0: | T_PROTECTED { $$ = Stmt\Class_::MODIFIER_PROTECTED; } Chris@0: | T_PRIVATE { $$ = Stmt\Class_::MODIFIER_PRIVATE; } Chris@0: | T_STATIC { $$ = Stmt\Class_::MODIFIER_STATIC; } Chris@0: | T_ABSTRACT { $$ = Stmt\Class_::MODIFIER_ABSTRACT; } Chris@0: | T_FINAL { $$ = Stmt\Class_::MODIFIER_FINAL; } Chris@0: ; Chris@0: Chris@0: property_declaration_list: Chris@0: non_empty_property_declaration_list no_comma { $$ = $1; } Chris@0: ; Chris@0: Chris@0: non_empty_property_declaration_list: Chris@0: property_declaration { init($1); } Chris@0: | non_empty_property_declaration_list ',' property_declaration Chris@0: { push($1, $3); } Chris@0: ; Chris@0: Chris@13: property_decl_name: Chris@13: T_VARIABLE { $$ = Node\VarLikeIdentifier[parseVar($1)]; } Chris@13: ; Chris@13: Chris@0: property_declaration: Chris@13: property_decl_name { $$ = Stmt\PropertyProperty[$1, null]; } Chris@13: | property_decl_name '=' expr { $$ = Stmt\PropertyProperty[$1, $3]; } Chris@0: ; Chris@0: Chris@0: expr_list: Chris@0: non_empty_expr_list no_comma { $$ = $1; } Chris@0: ; Chris@0: Chris@0: non_empty_expr_list: Chris@0: non_empty_expr_list ',' expr { push($1, $3); } Chris@0: | expr { init($1); } Chris@0: ; Chris@0: Chris@0: for_expr: Chris@0: /* empty */ { $$ = array(); } Chris@0: | expr_list { $$ = $1; } Chris@0: ; Chris@0: Chris@0: expr: Chris@0: variable { $$ = $1; } Chris@0: | list_expr '=' expr { $$ = Expr\Assign[$1, $3]; } Chris@0: | array_short_syntax '=' expr { $$ = Expr\Assign[$1, $3]; } Chris@0: | variable '=' expr { $$ = Expr\Assign[$1, $3]; } Chris@0: | variable '=' '&' variable { $$ = Expr\AssignRef[$1, $4]; } Chris@0: | new_expr { $$ = $1; } Chris@0: | T_CLONE expr { $$ = Expr\Clone_[$2]; } Chris@0: | variable T_PLUS_EQUAL expr { $$ = Expr\AssignOp\Plus [$1, $3]; } Chris@0: | variable T_MINUS_EQUAL expr { $$ = Expr\AssignOp\Minus [$1, $3]; } Chris@0: | variable T_MUL_EQUAL expr { $$ = Expr\AssignOp\Mul [$1, $3]; } Chris@0: | variable T_DIV_EQUAL expr { $$ = Expr\AssignOp\Div [$1, $3]; } Chris@0: | variable T_CONCAT_EQUAL expr { $$ = Expr\AssignOp\Concat [$1, $3]; } Chris@0: | variable T_MOD_EQUAL expr { $$ = Expr\AssignOp\Mod [$1, $3]; } Chris@0: | variable T_AND_EQUAL expr { $$ = Expr\AssignOp\BitwiseAnd[$1, $3]; } Chris@0: | variable T_OR_EQUAL expr { $$ = Expr\AssignOp\BitwiseOr [$1, $3]; } Chris@0: | variable T_XOR_EQUAL expr { $$ = Expr\AssignOp\BitwiseXor[$1, $3]; } Chris@0: | variable T_SL_EQUAL expr { $$ = Expr\AssignOp\ShiftLeft [$1, $3]; } Chris@0: | variable T_SR_EQUAL expr { $$ = Expr\AssignOp\ShiftRight[$1, $3]; } Chris@0: | variable T_POW_EQUAL expr { $$ = Expr\AssignOp\Pow [$1, $3]; } Chris@17: | variable T_COALESCE_EQUAL expr { $$ = Expr\AssignOp\Coalesce [$1, $3]; } Chris@0: | variable T_INC { $$ = Expr\PostInc[$1]; } Chris@0: | T_INC variable { $$ = Expr\PreInc [$2]; } Chris@0: | variable T_DEC { $$ = Expr\PostDec[$1]; } Chris@0: | T_DEC variable { $$ = Expr\PreDec [$2]; } Chris@0: | expr T_BOOLEAN_OR expr { $$ = Expr\BinaryOp\BooleanOr [$1, $3]; } Chris@0: | expr T_BOOLEAN_AND expr { $$ = Expr\BinaryOp\BooleanAnd[$1, $3]; } Chris@0: | expr T_LOGICAL_OR expr { $$ = Expr\BinaryOp\LogicalOr [$1, $3]; } Chris@0: | expr T_LOGICAL_AND expr { $$ = Expr\BinaryOp\LogicalAnd[$1, $3]; } Chris@0: | expr T_LOGICAL_XOR expr { $$ = Expr\BinaryOp\LogicalXor[$1, $3]; } Chris@0: | expr '|' expr { $$ = Expr\BinaryOp\BitwiseOr [$1, $3]; } Chris@0: | expr '&' expr { $$ = Expr\BinaryOp\BitwiseAnd[$1, $3]; } Chris@0: | expr '^' expr { $$ = Expr\BinaryOp\BitwiseXor[$1, $3]; } Chris@0: | expr '.' expr { $$ = Expr\BinaryOp\Concat [$1, $3]; } Chris@0: | expr '+' expr { $$ = Expr\BinaryOp\Plus [$1, $3]; } Chris@0: | expr '-' expr { $$ = Expr\BinaryOp\Minus [$1, $3]; } Chris@0: | expr '*' expr { $$ = Expr\BinaryOp\Mul [$1, $3]; } Chris@0: | expr '/' expr { $$ = Expr\BinaryOp\Div [$1, $3]; } Chris@0: | expr '%' expr { $$ = Expr\BinaryOp\Mod [$1, $3]; } Chris@0: | expr T_SL expr { $$ = Expr\BinaryOp\ShiftLeft [$1, $3]; } Chris@0: | expr T_SR expr { $$ = Expr\BinaryOp\ShiftRight[$1, $3]; } Chris@0: | expr T_POW expr { $$ = Expr\BinaryOp\Pow [$1, $3]; } Chris@0: | '+' expr %prec T_INC { $$ = Expr\UnaryPlus [$2]; } Chris@0: | '-' expr %prec T_INC { $$ = Expr\UnaryMinus[$2]; } Chris@0: | '!' expr { $$ = Expr\BooleanNot[$2]; } Chris@0: | '~' expr { $$ = Expr\BitwiseNot[$2]; } Chris@0: | expr T_IS_IDENTICAL expr { $$ = Expr\BinaryOp\Identical [$1, $3]; } Chris@0: | expr T_IS_NOT_IDENTICAL expr { $$ = Expr\BinaryOp\NotIdentical [$1, $3]; } Chris@0: | expr T_IS_EQUAL expr { $$ = Expr\BinaryOp\Equal [$1, $3]; } Chris@0: | expr T_IS_NOT_EQUAL expr { $$ = Expr\BinaryOp\NotEqual [$1, $3]; } Chris@0: | expr T_SPACESHIP expr { $$ = Expr\BinaryOp\Spaceship [$1, $3]; } Chris@0: | expr '<' expr { $$ = Expr\BinaryOp\Smaller [$1, $3]; } Chris@0: | expr T_IS_SMALLER_OR_EQUAL expr { $$ = Expr\BinaryOp\SmallerOrEqual[$1, $3]; } Chris@0: | expr '>' expr { $$ = Expr\BinaryOp\Greater [$1, $3]; } Chris@0: | expr T_IS_GREATER_OR_EQUAL expr { $$ = Expr\BinaryOp\GreaterOrEqual[$1, $3]; } Chris@0: | expr T_INSTANCEOF class_name_reference { $$ = Expr\Instanceof_[$1, $3]; } Chris@0: | '(' expr ')' { $$ = $2; } Chris@0: | expr '?' expr ':' expr { $$ = Expr\Ternary[$1, $3, $5]; } Chris@0: | expr '?' ':' expr { $$ = Expr\Ternary[$1, null, $4]; } Chris@0: | expr T_COALESCE expr { $$ = Expr\BinaryOp\Coalesce[$1, $3]; } Chris@0: | T_ISSET '(' variables_list ')' { $$ = Expr\Isset_[$3]; } Chris@0: | T_EMPTY '(' expr ')' { $$ = Expr\Empty_[$3]; } Chris@0: | T_INCLUDE expr { $$ = Expr\Include_[$2, Expr\Include_::TYPE_INCLUDE]; } Chris@0: | T_INCLUDE_ONCE expr { $$ = Expr\Include_[$2, Expr\Include_::TYPE_INCLUDE_ONCE]; } Chris@0: | T_EVAL '(' expr ')' { $$ = Expr\Eval_[$3]; } Chris@0: | T_REQUIRE expr { $$ = Expr\Include_[$2, Expr\Include_::TYPE_REQUIRE]; } Chris@0: | T_REQUIRE_ONCE expr { $$ = Expr\Include_[$2, Expr\Include_::TYPE_REQUIRE_ONCE]; } Chris@0: | T_INT_CAST expr { $$ = Expr\Cast\Int_ [$2]; } Chris@17: | T_DOUBLE_CAST expr Chris@17: { $attrs = attributes(); Chris@17: $attrs['kind'] = $this->getFloatCastKind($1); Chris@17: $$ = new Expr\Cast\Double($2, $attrs); } Chris@0: | T_STRING_CAST expr { $$ = Expr\Cast\String_ [$2]; } Chris@0: | T_ARRAY_CAST expr { $$ = Expr\Cast\Array_ [$2]; } Chris@0: | T_OBJECT_CAST expr { $$ = Expr\Cast\Object_ [$2]; } Chris@0: | T_BOOL_CAST expr { $$ = Expr\Cast\Bool_ [$2]; } Chris@0: | T_UNSET_CAST expr { $$ = Expr\Cast\Unset_ [$2]; } Chris@0: | T_EXIT exit_expr Chris@0: { $attrs = attributes(); Chris@0: $attrs['kind'] = strtolower($1) === 'exit' ? Expr\Exit_::KIND_EXIT : Expr\Exit_::KIND_DIE; Chris@0: $$ = new Expr\Exit_($2, $attrs); } Chris@0: | '@' expr { $$ = Expr\ErrorSuppress[$2]; } Chris@0: | scalar { $$ = $1; } Chris@0: | '`' backticks_expr '`' { $$ = Expr\ShellExec[$2]; } Chris@0: | T_PRINT expr { $$ = Expr\Print_[$2]; } Chris@0: | T_YIELD { $$ = Expr\Yield_[null, null]; } Chris@0: | T_YIELD expr { $$ = Expr\Yield_[$2, null]; } Chris@0: | T_YIELD expr T_DOUBLE_ARROW expr { $$ = Expr\Yield_[$4, $2]; } Chris@0: | T_YIELD_FROM expr { $$ = Expr\YieldFrom[$2]; } Chris@0: | T_FUNCTION optional_ref '(' parameter_list ')' lexical_vars optional_return_type Chris@16: block_or_error Chris@16: { $$ = Expr\Closure[['static' => false, 'byRef' => $2, 'params' => $4, 'uses' => $6, 'returnType' => $7, 'stmts' => $8]]; } Chris@0: | T_STATIC T_FUNCTION optional_ref '(' parameter_list ')' lexical_vars optional_return_type Chris@16: block_or_error Chris@16: { $$ = Expr\Closure[['static' => true, 'byRef' => $3, 'params' => $5, 'uses' => $7, 'returnType' => $8, 'stmts' => $9]]; } Chris@0: ; Chris@0: Chris@0: anonymous_class: Chris@0: T_CLASS ctor_arguments extends_from implements_list '{' class_statement_list '}' Chris@0: { $$ = array(Stmt\Class_[null, ['type' => 0, 'extends' => $3, 'implements' => $4, 'stmts' => $6]], $2); Chris@0: $this->checkClass($$[0], -1); } Chris@13: ; Chris@0: Chris@0: new_expr: Chris@0: T_NEW class_name_reference ctor_arguments { $$ = Expr\New_[$2, $3]; } Chris@0: | T_NEW anonymous_class Chris@0: { list($class, $ctorArgs) = $2; $$ = Expr\New_[$class, $ctorArgs]; } Chris@0: ; Chris@0: Chris@0: lexical_vars: Chris@0: /* empty */ { $$ = array(); } Chris@0: | T_USE '(' lexical_var_list ')' { $$ = $3; } Chris@0: ; Chris@0: Chris@0: lexical_var_list: Chris@0: non_empty_lexical_var_list no_comma { $$ = $1; } Chris@0: ; Chris@0: Chris@0: non_empty_lexical_var_list: Chris@0: lexical_var { init($1); } Chris@0: | non_empty_lexical_var_list ',' lexical_var { push($1, $3); } Chris@0: ; Chris@0: Chris@0: lexical_var: Chris@13: optional_ref plain_variable { $$ = Expr\ClosureUse[$2, $1]; } Chris@0: ; Chris@0: Chris@0: function_call: Chris@0: name argument_list { $$ = Expr\FuncCall[$1, $2]; } Chris@0: | callable_expr argument_list { $$ = Expr\FuncCall[$1, $2]; } Chris@0: | class_name_or_var T_PAAMAYIM_NEKUDOTAYIM member_name argument_list Chris@0: { $$ = Expr\StaticCall[$1, $3, $4]; } Chris@0: ; Chris@0: Chris@0: class_name: Chris@0: T_STATIC { $$ = Name[$1]; } Chris@0: | name { $$ = $1; } Chris@0: ; Chris@0: Chris@0: name: Chris@0: namespace_name_parts { $$ = Name[$1]; } Chris@0: | T_NS_SEPARATOR namespace_name_parts { $$ = Name\FullyQualified[$2]; } Chris@0: | T_NAMESPACE T_NS_SEPARATOR namespace_name_parts { $$ = Name\Relative[$3]; } Chris@0: ; Chris@0: Chris@0: class_name_reference: Chris@0: class_name { $$ = $1; } Chris@0: | new_variable { $$ = $1; } Chris@0: | error { $$ = Expr\Error[]; $this->errorState = 2; } Chris@0: ; Chris@0: Chris@0: class_name_or_var: Chris@0: class_name { $$ = $1; } Chris@0: | dereferencable { $$ = $1; } Chris@0: ; Chris@0: Chris@0: exit_expr: Chris@0: /* empty */ { $$ = null; } Chris@0: | '(' optional_expr ')' { $$ = $2; } Chris@0: ; Chris@0: Chris@0: backticks_expr: Chris@0: /* empty */ { $$ = array(); } Chris@0: | T_ENCAPSED_AND_WHITESPACE Chris@0: { $$ = array(Scalar\EncapsedStringPart[Scalar\String_::parseEscapeSequences($1, '`')]); } Chris@0: | encaps_list { parseEncapsed($1, '`', true); $$ = $1; } Chris@0: ; Chris@0: Chris@0: ctor_arguments: Chris@0: /* empty */ { $$ = array(); } Chris@0: | argument_list { $$ = $1; } Chris@0: ; Chris@0: Chris@0: constant: Chris@0: name { $$ = Expr\ConstFetch[$1]; } Chris@13: | class_name_or_var T_PAAMAYIM_NEKUDOTAYIM identifier_ex Chris@0: { $$ = Expr\ClassConstFetch[$1, $3]; } Chris@0: /* We interpret and isolated FOO:: as an unfinished class constant fetch. It could also be Chris@0: an unfinished static property fetch or unfinished scoped call. */ Chris@0: | class_name_or_var T_PAAMAYIM_NEKUDOTAYIM error Chris@0: { $$ = Expr\ClassConstFetch[$1, new Expr\Error(stackAttributes(#3))]; $this->errorState = 2; } Chris@0: ; Chris@0: Chris@0: array_short_syntax: Chris@0: '[' array_pair_list ']' Chris@0: { $attrs = attributes(); $attrs['kind'] = Expr\Array_::KIND_SHORT; Chris@0: $$ = new Expr\Array_($2, $attrs); } Chris@0: ; Chris@0: Chris@0: dereferencable_scalar: Chris@0: T_ARRAY '(' array_pair_list ')' Chris@0: { $attrs = attributes(); $attrs['kind'] = Expr\Array_::KIND_LONG; Chris@0: $$ = new Expr\Array_($3, $attrs); } Chris@0: | array_short_syntax { $$ = $1; } Chris@0: | T_CONSTANT_ENCAPSED_STRING Chris@0: { $attrs = attributes(); $attrs['kind'] = strKind($1); Chris@0: $$ = new Scalar\String_(Scalar\String_::parse($1), $attrs); } Chris@0: ; Chris@0: Chris@0: scalar: Chris@0: T_LNUMBER { $$ = $this->parseLNumber($1, attributes()); } Chris@0: | T_DNUMBER { $$ = Scalar\DNumber[Scalar\DNumber::parse($1)]; } Chris@0: | T_LINE { $$ = Scalar\MagicConst\Line[]; } Chris@0: | T_FILE { $$ = Scalar\MagicConst\File[]; } Chris@0: | T_DIR { $$ = Scalar\MagicConst\Dir[]; } Chris@0: | T_CLASS_C { $$ = Scalar\MagicConst\Class_[]; } Chris@0: | T_TRAIT_C { $$ = Scalar\MagicConst\Trait_[]; } Chris@0: | T_METHOD_C { $$ = Scalar\MagicConst\Method[]; } Chris@0: | T_FUNC_C { $$ = Scalar\MagicConst\Function_[]; } Chris@0: | T_NS_C { $$ = Scalar\MagicConst\Namespace_[]; } Chris@0: | dereferencable_scalar { $$ = $1; } Chris@0: | constant { $$ = $1; } Chris@0: | T_START_HEREDOC T_ENCAPSED_AND_WHITESPACE T_END_HEREDOC Chris@17: { $$ = $this->parseDocString($1, $2, $3, attributes(), stackAttributes(#3), true); } Chris@0: | T_START_HEREDOC T_END_HEREDOC Chris@17: { $$ = $this->parseDocString($1, '', $2, attributes(), stackAttributes(#2), true); } Chris@0: | '"' encaps_list '"' Chris@0: { $attrs = attributes(); $attrs['kind'] = Scalar\String_::KIND_DOUBLE_QUOTED; Chris@0: parseEncapsed($2, '"', true); $$ = new Scalar\Encapsed($2, $attrs); } Chris@0: | T_START_HEREDOC encaps_list T_END_HEREDOC Chris@17: { $$ = $this->parseDocString($1, $2, $3, attributes(), stackAttributes(#3), true); } Chris@0: ; Chris@0: Chris@0: optional_expr: Chris@0: /* empty */ { $$ = null; } Chris@0: | expr { $$ = $1; } Chris@0: ; Chris@0: Chris@0: dereferencable: Chris@0: variable { $$ = $1; } Chris@0: | '(' expr ')' { $$ = $2; } Chris@0: | dereferencable_scalar { $$ = $1; } Chris@0: ; Chris@0: Chris@0: callable_expr: Chris@0: callable_variable { $$ = $1; } Chris@0: | '(' expr ')' { $$ = $2; } Chris@0: | dereferencable_scalar { $$ = $1; } Chris@0: ; Chris@0: Chris@0: callable_variable: Chris@0: simple_variable { $$ = Expr\Variable[$1]; } Chris@0: | dereferencable '[' optional_expr ']' { $$ = Expr\ArrayDimFetch[$1, $3]; } Chris@0: | constant '[' optional_expr ']' { $$ = Expr\ArrayDimFetch[$1, $3]; } Chris@0: | dereferencable '{' expr '}' { $$ = Expr\ArrayDimFetch[$1, $3]; } Chris@0: | function_call { $$ = $1; } Chris@0: | dereferencable T_OBJECT_OPERATOR property_name argument_list Chris@0: { $$ = Expr\MethodCall[$1, $3, $4]; } Chris@0: ; Chris@0: Chris@0: variable: Chris@0: callable_variable { $$ = $1; } Chris@0: | static_member { $$ = $1; } Chris@0: | dereferencable T_OBJECT_OPERATOR property_name { $$ = Expr\PropertyFetch[$1, $3]; } Chris@0: ; Chris@0: Chris@0: simple_variable: Chris@0: T_VARIABLE { $$ = parseVar($1); } Chris@0: | '$' '{' expr '}' { $$ = $3; } Chris@0: | '$' simple_variable { $$ = Expr\Variable[$2]; } Chris@0: | '$' error { $$ = Expr\Error[]; $this->errorState = 2; } Chris@0: ; Chris@0: Chris@13: static_member_prop_name: Chris@13: simple_variable Chris@13: { $var = $1; $$ = \is_string($var) ? Node\VarLikeIdentifier[$var] : $var; } Chris@13: ; Chris@13: Chris@0: static_member: Chris@13: class_name_or_var T_PAAMAYIM_NEKUDOTAYIM static_member_prop_name Chris@0: { $$ = Expr\StaticPropertyFetch[$1, $3]; } Chris@0: ; Chris@0: Chris@0: new_variable: Chris@0: simple_variable { $$ = Expr\Variable[$1]; } Chris@0: | new_variable '[' optional_expr ']' { $$ = Expr\ArrayDimFetch[$1, $3]; } Chris@0: | new_variable '{' expr '}' { $$ = Expr\ArrayDimFetch[$1, $3]; } Chris@0: | new_variable T_OBJECT_OPERATOR property_name { $$ = Expr\PropertyFetch[$1, $3]; } Chris@13: | class_name T_PAAMAYIM_NEKUDOTAYIM static_member_prop_name Chris@13: { $$ = Expr\StaticPropertyFetch[$1, $3]; } Chris@13: | new_variable T_PAAMAYIM_NEKUDOTAYIM static_member_prop_name Chris@13: { $$ = Expr\StaticPropertyFetch[$1, $3]; } Chris@0: ; Chris@0: Chris@0: member_name: Chris@13: identifier_ex { $$ = $1; } Chris@0: | '{' expr '}' { $$ = $2; } Chris@0: | simple_variable { $$ = Expr\Variable[$1]; } Chris@0: ; Chris@0: Chris@0: property_name: Chris@13: identifier { $$ = $1; } Chris@0: | '{' expr '}' { $$ = $2; } Chris@0: | simple_variable { $$ = Expr\Variable[$1]; } Chris@0: | error { $$ = Expr\Error[]; $this->errorState = 2; } Chris@0: ; Chris@0: Chris@0: list_expr: Chris@0: T_LIST '(' list_expr_elements ')' { $$ = Expr\List_[$3]; } Chris@0: ; Chris@0: Chris@0: list_expr_elements: Chris@0: list_expr_elements ',' list_expr_element { push($1, $3); } Chris@0: | list_expr_element { init($1); } Chris@0: ; Chris@0: Chris@0: list_expr_element: Chris@0: variable { $$ = Expr\ArrayItem[$1, null, false]; } Chris@13: | '&' variable { $$ = Expr\ArrayItem[$2, null, true]; } Chris@0: | list_expr { $$ = Expr\ArrayItem[$1, null, false]; } Chris@0: | expr T_DOUBLE_ARROW variable { $$ = Expr\ArrayItem[$3, $1, false]; } Chris@13: | expr T_DOUBLE_ARROW '&' variable { $$ = Expr\ArrayItem[$4, $1, true]; } Chris@0: | expr T_DOUBLE_ARROW list_expr { $$ = Expr\ArrayItem[$3, $1, false]; } Chris@0: | /* empty */ { $$ = null; } Chris@0: ; Chris@0: Chris@0: array_pair_list: Chris@0: inner_array_pair_list Chris@13: { $$ = $1; $end = count($$)-1; if ($$[$end] === null) array_pop($$); } Chris@0: ; Chris@0: Chris@17: comma_or_error: Chris@17: ',' Chris@17: | error Chris@17: { /* do nothing -- prevent default action of $$=$1. See #551. */ } Chris@17: ; Chris@17: Chris@0: inner_array_pair_list: Chris@17: inner_array_pair_list comma_or_error array_pair { push($1, $3); } Chris@0: | array_pair { init($1); } Chris@0: ; Chris@0: Chris@0: array_pair: Chris@0: expr T_DOUBLE_ARROW expr { $$ = Expr\ArrayItem[$3, $1, false]; } Chris@0: | expr { $$ = Expr\ArrayItem[$1, null, false]; } Chris@0: | expr T_DOUBLE_ARROW '&' variable { $$ = Expr\ArrayItem[$4, $1, true]; } Chris@0: | '&' variable { $$ = Expr\ArrayItem[$2, null, true]; } Chris@0: | /* empty */ { $$ = null; } Chris@0: ; Chris@0: Chris@0: encaps_list: Chris@0: encaps_list encaps_var { push($1, $2); } Chris@0: | encaps_list encaps_string_part { push($1, $2); } Chris@0: | encaps_var { init($1); } Chris@0: | encaps_string_part encaps_var { init($1, $2); } Chris@0: ; Chris@0: Chris@0: encaps_string_part: Chris@0: T_ENCAPSED_AND_WHITESPACE { $$ = Scalar\EncapsedStringPart[$1]; } Chris@0: ; Chris@0: Chris@13: encaps_str_varname: Chris@13: T_STRING_VARNAME { $$ = Expr\Variable[$1]; } Chris@0: ; Chris@0: Chris@0: encaps_var: Chris@13: plain_variable { $$ = $1; } Chris@13: | plain_variable '[' encaps_var_offset ']' { $$ = Expr\ArrayDimFetch[$1, $3]; } Chris@13: | plain_variable T_OBJECT_OPERATOR identifier { $$ = Expr\PropertyFetch[$1, $3]; } Chris@0: | T_DOLLAR_OPEN_CURLY_BRACES expr '}' { $$ = Expr\Variable[$2]; } Chris@0: | T_DOLLAR_OPEN_CURLY_BRACES T_STRING_VARNAME '}' { $$ = Expr\Variable[$2]; } Chris@13: | T_DOLLAR_OPEN_CURLY_BRACES encaps_str_varname '[' expr ']' '}' Chris@13: { $$ = Expr\ArrayDimFetch[$2, $4]; } Chris@0: | T_CURLY_OPEN variable '}' { $$ = $2; } Chris@0: ; Chris@0: Chris@0: encaps_var_offset: Chris@0: T_STRING { $$ = Scalar\String_[$1]; } Chris@0: | T_NUM_STRING { $$ = $this->parseNumString($1, attributes()); } Chris@0: | '-' T_NUM_STRING { $$ = $this->parseNumString('-' . $2, attributes()); } Chris@13: | plain_variable { $$ = $1; } Chris@0: ; Chris@0: Chris@0: %%