mirror of
https://github.com/phabelio/PHP-Parser.git
synced 2024-11-27 04:24:43 +01:00
757 lines
43 KiB
Plaintext
757 lines
43 KiB
Plaintext
%pure_parser
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%expect 2
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%left T_INCLUDE T_INCLUDE_ONCE T_EVAL T_REQUIRE T_REQUIRE_ONCE
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%left ','
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%left T_LOGICAL_OR
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%left T_LOGICAL_XOR
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%left T_LOGICAL_AND
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%right T_PRINT
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%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
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%left '?' ':'
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%left T_BOOLEAN_OR
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%left T_BOOLEAN_AND
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%left '|'
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%left '^'
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%left '&'
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%nonassoc T_IS_EQUAL T_IS_NOT_EQUAL T_IS_IDENTICAL T_IS_NOT_IDENTICAL
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%nonassoc '<' T_IS_SMALLER_OR_EQUAL '>' T_IS_GREATER_OR_EQUAL
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%left T_SL T_SR
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%left '+' '-' '.'
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%left '*' '/' '%'
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%right '!'
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%nonassoc T_INSTANCEOF
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%right '~' T_INC T_DEC T_INT_CAST T_DOUBLE_CAST T_STRING_CAST T_ARRAY_CAST T_OBJECT_CAST T_BOOL_CAST T_UNSET_CAST '@'
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%right '['
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%nonassoc T_NEW T_CLONE
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%token T_EXIT
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%token T_IF
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%left T_ELSEIF
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%left T_ELSE
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%left T_ENDIF
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%token T_LNUMBER
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%token T_DNUMBER
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%token T_STRING
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%token T_STRING_VARNAME
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%token T_VARIABLE
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%token T_NUM_STRING
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%token T_INLINE_HTML
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%token T_CHARACTER
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%token T_BAD_CHARACTER
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%token T_ENCAPSED_AND_WHITESPACE
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%token T_CONSTANT_ENCAPSED_STRING
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%token T_ECHO
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%token T_DO
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%token T_WHILE
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%token T_ENDWHILE
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%token T_FOR
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%token T_ENDFOR
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%token T_FOREACH
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%token T_ENDFOREACH
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%token T_DECLARE
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%token T_ENDDECLARE
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%token T_AS
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%token T_SWITCH
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%token T_ENDSWITCH
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%token T_CASE
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%token T_DEFAULT
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%token T_BREAK
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%token T_CONTINUE
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%token T_GOTO
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%token T_FUNCTION
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%token T_CONST
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%token T_RETURN
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%token T_TRY
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%token T_CATCH
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%token T_THROW
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%token T_USE
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%token T_GLOBAL
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%right T_STATIC T_ABSTRACT T_FINAL T_PRIVATE T_PROTECTED T_PUBLIC
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%token T_VAR
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%token T_UNSET
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%token T_ISSET
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%token T_EMPTY
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%token T_HALT_COMPILER
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%token T_CLASS
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%token T_INTERFACE
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%token T_EXTENDS
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%token T_IMPLEMENTS
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%token T_OBJECT_OPERATOR
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%token T_DOUBLE_ARROW
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%token T_LIST
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%token T_ARRAY
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%token T_CLASS_C
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%token T_METHOD_C
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%token T_FUNC_C
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%token T_LINE
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%token T_FILE
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%token T_COMMENT
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%token T_DOC_COMMENT
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%token T_OPEN_TAG
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%token T_OPEN_TAG_WITH_ECHO
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%token T_CLOSE_TAG
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%token T_WHITESPACE
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%token T_START_HEREDOC
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%token T_END_HEREDOC
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%token T_DOLLAR_OPEN_CURLY_BRACES
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%token T_CURLY_OPEN
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%token T_PAAMAYIM_NEKUDOTAYIM
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%token T_NAMESPACE
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%token T_NS_C
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%token T_DIR
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%token T_NS_SEPARATOR
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%%
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start:
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top_statement_list { $$ = $1; }
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;
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top_statement_list:
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top_statement_list top_statement { if (is_array($2)) { $$ = array_merge($1, $2); } else { $1[] = $2; $$ = $1; }; }
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| /* empty */ { $$ = array(); }
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;
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namespace_name:
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namespace_name_sub { $$ = new Node_Name(array('parts' => $1)); }
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;
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namespace_name_sub:
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T_STRING { $$ = array($1); }
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| namespace_name_sub T_NS_SEPARATOR T_STRING { $1[] = $3; $$ = $1; }
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;
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top_statement:
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statement { $$ = $1; }
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| function_declaration_statement { $$ = $1; }
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| class_declaration_statement { $$ = $1; }
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| T_HALT_COMPILER '(' ')' ';' { YYACCEPT; }
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| T_NAMESPACE namespace_name ';' { $$ = new Node_NamespaceStmt(array('ns' => $2)); }
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| T_NAMESPACE namespace_name '{' top_statement_list '}' { $$ = array(new Node_NamespaceStmt(array('ns' => $2)), $4); }
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| T_NAMESPACE '{' top_statement_list '}' { $$ = array(new Node_NamespaceStmt(array('ns' => null)), $3); }
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| T_USE use_declarations ';' { $$ = new Node_UseStmt(array('uses' => $2)); }
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| constant_declaration ';' { $$ = new Node_ConstStmt(array('consts' => $1)); }
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;
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use_declarations:
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use_declarations ',' use_declaration { $1[] = $3; $$ = $1; }
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| use_declaration { $$ = array($1); }
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;
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use_declaration:
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namespace_name { $$ = new Node_UseStmtUse(array('ns' => $1, 'alias' => null)); }
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| namespace_name T_AS T_STRING { $$ = new Node_UseStmtUse(array('ns' => $1, 'alias' => $3)); }
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| T_NS_SEPARATOR namespace_name { $$ = new Node_UseStmtUse(array('ns' => $2, 'alias' => null)); }
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| T_NS_SEPARATOR namespace_name T_AS T_STRING { $$ = new Node_UseStmtUse(array('ns' => $2, 'alias' => $4)); }
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;
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constant_declaration:
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constant_declaration ',' T_STRING '=' static_scalar { $1[] = new Node_ConstStmtConst(array('name' => $3, 'value' => $5)); $$ = $1; }
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| T_CONST T_STRING '=' static_scalar { $$ = array(new Node_ConstStmtConst(array('name' => $2, 'value' => $4))); }
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;
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inner_statement_list:
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inner_statement_list inner_statement { if (is_array($2)) { $$ = array_merge($1, $2); } else { $1[] = $2; $$ = $1; }; }
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| /* empty */ { $$ = array(); }
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;
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inner_statement:
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statement { $$ = $1; }
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| function_declaration_statement { $$ = $1; }
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| class_declaration_statement { $$ = $1; }
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| T_HALT_COMPILER '(' ')' ';' { error('__halt_compiler() can only be used from the outermost scope'); }
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;
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statement:
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'{' inner_statement_list '}' { $$ = $2; }
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| T_IF '(' expr ')' statement elseif_list else_single { $$ = new Node_IfStmt(array('cond' => $3, 'stmts' => is_array($5) ? $5 : array($5), 'elseifList' => $6, 'else' => $7)); }
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| T_IF '(' expr ')' ':' inner_statement_list new_elseif_list new_else_single T_ENDIF ';'
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{ $$ = new Node_IfStmt(array('cond' => $3, 'stmts' => $6, 'elseifList' => $7, 'else' => $8)); }
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| T_WHILE '(' expr ')' while_statement { $$ = new Node_WhileStmt(array('cond' => $3, 'stmts' => is_array($5) ? $5 : array($5))); }
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| T_DO statement T_WHILE '(' expr ')' ';' { $$ = new Node_DoStmt(array('stmts' => is_array($2) ? $2 : array($2), 'cond' => $5)); }
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| T_FOR '(' for_expr ';' for_expr ';' for_expr ')' for_statement
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{ $$ = new Node_ForStmt(array('init' => $3, 'cond' => $5, 'loop' => $7, 'stmts' => is_array($9) ? $9 : array($9))); }
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| T_SWITCH '(' expr ')' switch_case_list { $$ = new Node_SwitchStmt(array('cond' => $3, 'caseList' => $5)); }
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| T_BREAK ';' { $$ = new Node_BreakStmt(array('num' => null)); }
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| T_BREAK expr ';' { $$ = new Node_BreakStmt(array('num' => $2)); }
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| T_CONTINUE ';' { $$ = new Node_ContinueStmt(array('num' => null)); }
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| T_CONTINUE expr ';' { $$ = new Node_ContinueStmt(array('num' => $2)); }
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| T_RETURN ';' { $$ = new Node_ReturnStmt(array('expr' => null)); }
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| T_RETURN expr_without_variable ';' { $$ = new Node_ReturnStmt(array('expr' => $2)); }
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| T_RETURN variable ';' { $$ = new Node_ReturnStmt(array('expr' => $2)); }
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| T_GLOBAL global_var_list ';' { $$ = new Node_GlobalStmt(array('vars' => $2)); }
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| T_STATIC static_var_list ';' { $$ = new Node_StaticStmt(array('vars' => $2)); }
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| T_ECHO expr_list ';' { $$ = new Node_EchoStmt(array('exprs' => $2)); }
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| T_INLINE_HTML { $$ = new Node_InlineHTMLStmt(array('value' => $1)); }
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| expr ';' { $$ = $1; }
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| T_UNSET '(' variables_list ')' ';' { $$ = new Node_UnsetStmt(array('vars' => $3)); }
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| T_FOREACH '(' expr T_AS variable ')' foreach_statement
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{ $$ = new Node_ForeachStmt(array('expr' => $3, 'keyVar' => null, 'byRef' => false, 'valueVar' => $5, 'stmts' => is_array($7) ? $7 : array($7))); }
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| T_FOREACH '(' expr T_AS '&' variable ')' foreach_statement
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{ $$ = new Node_ForeachStmt(array('expr' => $3, 'keyVar' => null, 'byRef' => true, 'valueVar' => $6, 'stmts' => is_array($8) ? $8 : array($8))); }
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| T_FOREACH '(' expr T_AS variable T_DOUBLE_ARROW optional_ref variable ')' foreach_statement
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{ $$ = new Node_ForeachStmt(array('expr' => $3, 'keyVar' => $5, 'byRef' => $7, 'valueVar' => $8, 'stmts' => is_array($10) ? $10 : array($10))); }
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| T_DECLARE '(' declare_list ')' declare_statement { $$ = new Node_DeclareStmt(array('declares' => $3, 'stmts' => is_array($5) ? $5 : array($5))); }
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| ';' { $$ = new Node_NoopStmt(array()); }
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| T_TRY '{' inner_statement_list '}' catches { $$ = new Node_TryCatchStmt(array('stmts' => $3, 'catches' => $5)); }
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| T_THROW expr ';' { $$ = new Node_ThrowStmt(array('expr' => $2)); }
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| T_GOTO T_STRING ';' { $$ = new Node_GotoStmt(array('name' => $2)); }
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| T_STRING ':' { $$ = new Node_LabelStmt(array('name' => $1)); }
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;
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catches:
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catch { $$ = array($1); }
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| catches catch { $1[] = $2; $$ = $1; }
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;
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catch:
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T_CATCH '(' name T_VARIABLE ')' '{' inner_statement_list '}'
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{ $$ = new Node_CatchStmt(array('type' => $3, 'var' => substr($4, 1), 'stmts' => $7)); }
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;
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variables_list:
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variable { $$ = array($1); }
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| variables_list ',' variable { $1[] = $3; $$ = $1; }
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;
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optional_ref:
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/* empty */ { $$ = false; }
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| '&' { $$ = true; }
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;
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function_declaration_statement:
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T_FUNCTION optional_ref T_STRING '(' parameter_list ')' '{' inner_statement_list '}'
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{ $$ = new Node_FuncStmt(array('byRef' => $2, 'name' => $3, 'params' => $5, 'stmts' => $8)); }
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;
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class_declaration_statement:
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class_entry_type T_STRING extends_from implements_list '{' class_statement_list '}'
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{ $$ = new Node_ClassStmt(array('type' => $1, 'name' => $2, 'extends' => $3, 'implements' => $4, 'stmts' => $6)); }
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| T_INTERFACE T_STRING interface_extends_list '{' class_statement_list '}'
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{ $$ = new Node_InterfaceStmt(array('name' => $2, 'extends' => $3, 'stmts' => $5)); }
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;
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class_entry_type:
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T_CLASS { $$ = 0; }
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| T_ABSTRACT T_CLASS { $$ = Node_ClassStmt::MODIFIER_ABSTRACT; }
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| T_FINAL T_CLASS { $$ = Node_ClassStmt::MODIFIER_FINAL; }
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;
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extends_from:
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/* empty */ { $$ = null; }
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| T_EXTENDS name { $$ = $2; }
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;
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interface_extends_list:
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/* empty */ { $$ = array(); }
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| T_EXTENDS interface_list { $$ = $2; }
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;
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implements_list:
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/* empty */ { $$ = array(); }
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| T_IMPLEMENTS interface_list { $$ = $2; }
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;
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interface_list:
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name { $$ = array($1); }
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| interface_list ',' name { $1[] = $3; $$ = $1; }
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;
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for_statement:
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statement { $$ = $1; }
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| ':' inner_statement_list T_ENDFOR ';' { $$ = $2; }
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;
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foreach_statement:
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statement { $$ = $1; }
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| ':' inner_statement_list T_ENDFOREACH ';' { $$ = $2; }
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;
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declare_statement:
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statement { $$ = $1; }
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| ':' inner_statement_list T_ENDDECLARE ';' { $$ = $2; }
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;
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declare_list:
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T_STRING '=' static_scalar { $$ = array(new Node_DeclareStmtDeclare(array('key' => $1, 'value' => $3))); }
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| declare_list ',' T_STRING '=' static_scalar { $1[] = new Node_DeclareStmtDeclare(array('key' => $3, 'value' => $5)); $$ = $1; }
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;
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switch_case_list:
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'{' case_list '}' { $$ = $2; }
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| '{' ';' case_list '}' { $$ = $3; }
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| ':' case_list T_ENDSWITCH ';' { $$ = $2; }
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| ':' ';' case_list T_ENDSWITCH ';' { $$ = $3; }
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;
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case_list:
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/* empty */ { $$ = array(); }
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| case_list T_CASE expr case_separator inner_statement_list
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{ $1[] = new Node_CaseStmt(array('cond' => $3, 'stmts' => $5)); $$ = $1; }
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| case_list T_DEFAULT case_separator inner_statement_list
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{ $1[] = new Node_CaseStmt(array('cond' => null, 'stmts' => $4)); $$ = $1; }
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;
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case_separator:
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':'
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| ';'
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;
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while_statement:
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statement { $$ = $1; }
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| ':' inner_statement_list T_ENDWHILE ';' { $$ = $2; }
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;
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elseif_list:
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/* empty */ { $$ = array();}
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| elseif_list T_ELSEIF '(' expr ')' statement { $1[] = new Node_ElseIfStmt(array('cond' => $4, 'stmts' => is_array($6) ? $6 : array($6))); $$ = $1; }
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;
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new_elseif_list:
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/* empty */ { $$ = array(); }
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| new_elseif_list T_ELSEIF '(' expr ')' ':' inner_statement_list
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{ $1[] = new Node_ElseIfStmt(array('cond' => $4, 'stmts' => $7)); $$ = $1; }
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;
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else_single:
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/* empty */ { $$ = null; }
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| T_ELSE statement { $$ = new Node_ElseStmt(array('stmts' => is_array($2) ? $2 : array($2))); }
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;
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new_else_single:
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/* empty */ { $$ = null; }
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| T_ELSE ':' inner_statement_list { $$ = new Node_ElseStmt(array('stmts' => $3)); }
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;
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parameter_list:
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non_empty_parameter_list { $$ = $1; }
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| /* empty */ { $$ = array(); }
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;
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non_empty_parameter_list:
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optional_class_type optional_ref T_VARIABLE
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{ $$ = array(new Node_FuncStmtParam(array('type' => $1, 'name' => substr($3, 1), 'byRef' => $2, 'default' => null))); }
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| optional_class_type optional_ref T_VARIABLE '=' static_scalar
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{ $$ = array(new Node_FuncStmtParam(array('type' => $1, 'name' => substr($3, 1), 'byRef' => $2, 'default' => $5))); }
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| non_empty_parameter_list ',' optional_class_type optional_ref T_VARIABLE
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{ $1[] = new Node_FuncStmtParam(array('type' => $3, 'name' => substr($5, 1), 'byRef' => $4, 'default' => null)); $$ = $1; }
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| non_empty_parameter_list ',' optional_class_type optional_ref T_VARIABLE '=' static_scalar
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{ $1[] = new Node_FuncStmtParam(array('type' => $3, 'name' => substr($5, 1), 'byRef' => $4, 'default' => $7)); $$ = $1; }
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;
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optional_class_type:
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/* empty */ { $$ = null; }
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| name { $$ = $1; }
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| T_ARRAY { $$ = 'array'; }
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;
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function_call_parameter_list:
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non_empty_function_call_parameter_list { $$ = $1; }
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| /* empty */ { $$ = array(); }
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;
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non_empty_function_call_parameter_list:
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expr_without_variable { $$ = array(new Node_FuncCallStmtParam(array('value' => $1, 'byRef' => false))); }
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| variable { $$ = array(new Node_FuncCallStmtParam(array('value' => $1, 'byRef' => false))); }
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| '&' variable { $$ = array(new Node_FuncCallStmtParam(array('value' => $2, 'byRef' => true))); }
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| non_empty_function_call_parameter_list ',' expr_without_variable
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{ $1[] = new Node_FuncCallStmtParam(array('value' => $3, 'byRef' => false)); $$ = $1; }
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| non_empty_function_call_parameter_list ',' variable
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{ $1[] = new Node_FuncCallStmtParam(array('value' => $3, 'byRef' => false)); $$ = $1; }
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| non_empty_function_call_parameter_list ',' '&' variable
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{ $1[] = new Node_FuncCallStmtParam(array('value' => $4, 'byRef' => true)); $$ = $1; }
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;
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global_var_list:
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global_var_list ',' global_var { $1[] = $3; $$ = $1; }
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| global_var { $$ = array($1); }
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;
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global_var:
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T_VARIABLE { $$ = new Node_Variable(array('name' => substr($1, 1))); }
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| '$' variable { $$ = new Node_Variable(array('name' => $2)); }
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| '$' '{' expr '}' { $$ = new Node_Variable(array('name' => $3)); }
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;
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static_var_list:
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static_var_list ',' T_VARIABLE { $1[] = new Node_StaticStmtVar(array('name' => substr($3, 1), 'default' => null)); $$ = $1; }
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| static_var_list ',' T_VARIABLE '=' static_scalar { $1[] = new Node_StaticStmtVar(array('name' => substr($3, 1), 'default' => $5)); $$ = $1; }
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| T_VARIABLE { $$ = array(new Node_StaticStmtVar(array('name' => substr($1, 1), 'default' => null))); }
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| T_VARIABLE '=' static_scalar { $$ = array(new Node_StaticStmtVar(array('name' => substr($1, 1), 'default' => $3))); }
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;
|
|
|
|
class_statement_list:
|
|
class_statement_list class_statement { $1[] = $2; $$ = $1; }
|
|
| /* empty */ { $$ = array(); }
|
|
;
|
|
|
|
class_statement:
|
|
variable_modifiers class_variable_declaration ';' { $$ = new Node_PropertyStmt(array('type' => $1, 'props' => $2)); }
|
|
| class_constant_declaration ';' { $$ = new Node_ClassConstStmt(array('consts' => $1)); }
|
|
| method_modifiers T_FUNCTION optional_ref T_STRING '(' parameter_list ')' method_body
|
|
{ $$ = new Node_ClassMethodStmt(array('type' => $1, 'byRef' => $3, 'name' => $4, 'params' => $6, 'stmts' => $8)); }
|
|
;
|
|
|
|
method_body:
|
|
';' /* abstract method */ { $$ = null; }
|
|
| '{' inner_statement_list '}' { $$ = $2; }
|
|
;
|
|
|
|
variable_modifiers:
|
|
non_empty_member_modifiers { $$ = $1; }
|
|
| T_VAR { $$ = Node_ClassStmt::MODIFIER_PUBLIC; }
|
|
;
|
|
|
|
method_modifiers:
|
|
/* empty */ { $$ = Node_ClassStmt::MODIFIER_PUBLIC; }
|
|
| non_empty_member_modifiers { $$ = $1; }
|
|
;
|
|
|
|
non_empty_member_modifiers:
|
|
member_modifier { $$ = $1; }
|
|
| non_empty_member_modifiers member_modifier { Node_ClassStmt::verifyModifier($1, $2); $$ = $1 | $2; }
|
|
;
|
|
|
|
member_modifier:
|
|
T_PUBLIC { $$ = Node_ClassStmt::MODIFIER_PUBLIC; }
|
|
| T_PROTECTED { $$ = Node_ClassStmt::MODIFIER_PROTECTED; }
|
|
| T_PRIVATE { $$ = Node_ClassStmt::MODIFIER_PRIVATE; }
|
|
| T_STATIC { $$ = Node_ClassStmt::MODIFIER_STATIC; }
|
|
| T_ABSTRACT { $$ = Node_ClassStmt::MODIFIER_ABSTRACT; }
|
|
| T_FINAL { $$ = Node_ClassStmt::MODIFIER_FINAL; }
|
|
;
|
|
|
|
class_variable_declaration:
|
|
class_variable_declaration ',' T_VARIABLE
|
|
{ $1[] = new Node_PropertyStmtProperty(array('name' => substr($3, 1), 'default' => null)); $$ = $1; }
|
|
| class_variable_declaration ',' T_VARIABLE '=' static_scalar
|
|
{ $1[] = new Node_PropertyStmtProperty(array('name' => substr($3, 1), 'default' => $5)); $$ = $1; }
|
|
| T_VARIABLE
|
|
{ $$ = array(new Node_PropertyStmtProperty(array('name' => substr($1, 1), 'default' => null))); }
|
|
| T_VARIABLE '=' static_scalar
|
|
{ $$ = array(new Node_PropertyStmtProperty(array('name' => substr($1, 1), 'default' => $3))); }
|
|
;
|
|
|
|
class_constant_declaration:
|
|
class_constant_declaration ',' T_STRING '=' static_scalar
|
|
{ $1[] = new Node_ClassConstStmtConst(array('name' => $3, 'value' => $5)); $$ = $1; }
|
|
| T_CONST T_STRING '=' static_scalar { $$ = array(new Node_ClassConstStmtConst(array('name' => $2, 'value' => $4))); }
|
|
;
|
|
|
|
expr_list:
|
|
expr_list ',' expr { $1[] = $3; $$ = $1; }
|
|
| expr { $$ = array($1); }
|
|
;
|
|
|
|
for_expr:
|
|
/* empty */ { $$ = array(); }
|
|
| expr_list { $$ = $1; }
|
|
;
|
|
|
|
expr_without_variable:
|
|
T_LIST '(' assignment_list ')' '=' expr { $$ = new Node_ListExpr(array('assignList' => $3, 'expr' => $6)); }
|
|
| variable '=' expr { $$ = new Node_AssignExpr(array('var' => $1, 'expr' => $3)); }
|
|
| variable '=' '&' variable { $$ = new Node_AssignRefExpr(array('var' => $1, 'refVar' => $4)); }
|
|
| variable '=' '&' T_NEW class_name_reference ctor_arguments
|
|
{ $$ = new Node_AssignExpr(array('var' => $1, 'expr' => new Node_NewExpr(array('class' => $5, 'args' => $6)))); }
|
|
/* reference dropped intentially, TODO: Throw error? */
|
|
| T_NEW class_name_reference ctor_arguments { $$ = new Node_NewExpr(array('class' => $2, 'args' => $3)); }
|
|
| T_CLONE expr { $$ = new Node_CloneExpr(array('expr' => $2)); }
|
|
| variable T_PLUS_EQUAL expr { $$ = new Node_AssignPlusExpr(array('var' => $1, 'expr' => $3)); }
|
|
| variable T_MINUS_EQUAL expr { $$ = new Node_AssignMinusExpr(array('var' => $1, 'expr' => $3)); }
|
|
| variable T_MUL_EQUAL expr { $$ = new Node_AssignMulExpr(array('var' => $1, 'expr' => $3)); }
|
|
| variable T_DIV_EQUAL expr { $$ = new Node_AssignDivExpr(array('var' => $1, 'expr' => $3)); }
|
|
| variable T_CONCAT_EQUAL expr { $$ = new Node_AssignConcatExpr(array('var' => $1, 'expr' => $3)); }
|
|
| variable T_MOD_EQUAL expr { $$ = new Node_AssignModExpr(array('var' => $1, 'expr' => $3)); }
|
|
| variable T_AND_EQUAL expr { $$ = new Node_AssignBinAndExpr(array('var' => $1, 'expr' => $3)); }
|
|
| variable T_OR_EQUAL expr { $$ = new Node_AssignBinOrExpr(array('var' => $1, 'expr' => $3)); }
|
|
| variable T_XOR_EQUAL expr { $$ = new Node_AssignBinXorExpr(array('var' => $1, 'expr' => $3)); }
|
|
| variable T_SL_EQUAL expr { $$ = new Node_AssignShiftLeftExpr(array('var' => $1, 'expr' => $3)); }
|
|
| variable T_SR_EQUAL expr { $$ = new Node_AssignShiftRightExpr(array('var' => $1, 'expr' => $3)); }
|
|
| variable T_INC { $$ = new Node_PostIncExpr(array('var' => $1)); }
|
|
| T_INC variable { $$ = new Node_PreIncExpr(array('var' => $2)); }
|
|
| variable T_DEC { $$ = new Node_PostDecExpr(array('var' => $1)); }
|
|
| T_DEC variable { $$ = new Node_PreDecExpr(array('var' => $2)); }
|
|
| expr T_BOOLEAN_OR expr { $$ = new Node_BooleanOrExpr(array('left' => $1, 'right' => $3)); }
|
|
| expr T_BOOLEAN_AND expr { $$ = new Node_BooleanAndExpr(array('left' => $1, 'right' => $3)); }
|
|
| expr T_LOGICAL_OR expr { $$ = new Node_LogicalOrExpr(array('left' => $1, 'right' => $3)); }
|
|
| expr T_LOGICAL_AND expr { $$ = new Node_LogicalAndExpr(array('left' => $1, 'right' => $3)); }
|
|
| expr T_LOGICAL_XOR expr { $$ = new Node_LogicalXorExpr(array('left' => $1, 'right' => $3)); }
|
|
| expr '|' expr { $$ = new Node_BinaryOrExpr(array('left' => $1, 'right' => $3)); }
|
|
| expr '&' expr { $$ = new Node_BinaryAndExpr(array('left' => $1, 'right' => $3)); }
|
|
| expr '^' expr { $$ = new Node_BinaryXorExpr(array('left' => $1, 'right' => $3)); }
|
|
| expr '.' expr { $$ = new Node_ConcatExpr(array('left' => $1, 'right' => $3)); }
|
|
| expr '+' expr { $$ = new Node_PlusExpr(array('left' => $1, 'right' => $3)); }
|
|
| expr '-' expr { $$ = new Node_MinusExpr(array('left' => $1, 'right' => $3)); }
|
|
| expr '*' expr { $$ = new Node_MulExpr(array('left' => $1, 'right' => $3)); }
|
|
| expr '/' expr { $$ = new Node_DivExpr(array('left' => $1, 'right' => $3)); }
|
|
| expr '%' expr { $$ = new Node_ModExpr(array('left' => $1, 'right' => $3)); }
|
|
| expr T_SL expr { $$ = new Node_ShiftLeftExpr(array('left' => $1, 'right' => $3)); }
|
|
| expr T_SR expr { $$ = new Node_ShiftRightExpr(array('left' => $1, 'right' => $3)); }
|
|
| '+' expr %prec T_INC { $$ = new Node_UnaryPlusExpr(array('expr' => $2)); }
|
|
| '-' expr %prec T_INC { $$ = new Node_UnaryMinusExpr(array('expr' => $2)); }
|
|
| '!' expr { $$ = new Node_BooleanNotExpr(array('expr' => $2)); }
|
|
| '~' expr { $$ = new Node_BinaryNotExpr(array('expr' => $2)); }
|
|
| expr T_IS_IDENTICAL expr { $$ = new Node_IdenticalExpr(array('left' => $1, 'right' => $3)); }
|
|
| expr T_IS_NOT_IDENTICAL expr { $$ = new Node_NotIdenticalExpr(array('left' => $1, 'right' => $3)); }
|
|
| expr T_IS_EQUAL expr { $$ = new Node_EqualExpr(array('left' => $1, 'right' => $3)); }
|
|
| expr T_IS_NOT_EQUAL expr { $$ = new Node_NotEqualExpr(array('left' => $1, 'right' => $3)); }
|
|
| expr '<' expr { $$ = new Node_SmallerExpr(array('left' => $1, 'right' => $3)); }
|
|
| expr T_IS_SMALLER_OR_EQUAL expr { $$ = new Node_SmallerOrEqualExpr(array('left' => $1, 'right' => $3)); }
|
|
| expr '>' expr { $$ = new Node_GreaterExpr(array('left' => $1, 'right' => $3)); }
|
|
| expr T_IS_GREATER_OR_EQUAL expr { $$ = new Node_GreaterOrEqualExpr(array('left' => $1, 'right' => $3)); }
|
|
| expr T_INSTANCEOF class_name_reference { $$ = new Node_InstanceOfExpr(array('expr' => $1, 'class' => $3)); }
|
|
| '(' expr ')' { $$ = $2; }
|
|
| expr '?' expr ':' expr { $$ = new Node_TernaryExpr(array('cond' => $1, 'if' => $3, 'else' => $5)); }
|
|
| expr '?' ':' expr { $$ = new Node_TernaryExpr(array('cond' => $1, 'if' => null, 'else' => $4)); }
|
|
| T_ISSET '(' variables_list ')' { $$ = new Node_IssetExpr(array('vars' => $3)); }
|
|
| T_EMPTY '(' variable ')' { $$ = new Node_EmptyExpr(array('var' => $3)); }
|
|
| T_INCLUDE expr { $$ = new Node_IncludeExpr(array('expr' => $2, 'type' => Node_IncludeExpr::TYPE_INCLUDE)); }
|
|
| T_INCLUDE_ONCE expr { $$ = new Node_IncludeExpr(array('expr' => $2, 'type' => Node_IncludeExpr::TYPE_INCLUDE_ONCE)); }
|
|
| T_EVAL '(' expr ')' { $$ = new Node_EvalExpr(array('expr' => $3)); }
|
|
| T_REQUIRE expr { $$ = new Node_IncludeExpr(array('expr' => $2, 'type' => Node_IncludeExpr::TYPE_REQUIRE)); }
|
|
| T_REQUIRE_ONCE expr { $$ = new Node_IncludeExpr(array('expr' => $2, 'type' => Node_IncludeExpr::TYPE_REQUIRE_ONCE)); }
|
|
| T_INT_CAST expr { $$ = new Node_IntCastExpr(array('expr' => $2)); }
|
|
| T_DOUBLE_CAST expr { $$ = new Node_DoubleCastExpr(array('expr' => $2)); }
|
|
| T_STRING_CAST expr { $$ = new Node_StringCastExpr(array('expr' => $2)); }
|
|
| T_ARRAY_CAST expr { $$ = new Node_ArrayCastExpr(array('expr' => $2)); }
|
|
| T_OBJECT_CAST expr { $$ = new Node_ObjectCastExpr(array('expr' => $2)); }
|
|
| T_BOOL_CAST expr { $$ = new Node_BoolCastExpr(array('expr' => $2)); }
|
|
| T_UNSET_CAST expr { $$ = new Node_UnsetCastExpr(array('expr' => $2)); }
|
|
| T_EXIT exit_expr { $$ = new Node_ExitExpr(array('expr' => $2)); }
|
|
| '@' expr { $$ = new Node_ErrorSupressExpr(array('expr' => $2)); }
|
|
| scalar { $$ = $1; }
|
|
| T_ARRAY '(' array_pair_list ')' { $$ = new Node_ArrayExpr(array('items' => $3)); }
|
|
| '`' backticks_expr '`' { $$ = new Node_ShellExecExpr(array('expr' => $2)); }
|
|
| T_PRINT expr { $$ = new Node_PrintExpr(array('expr' => $2)); }
|
|
| T_FUNCTION optional_ref '(' parameter_list ')' lexical_vars '{' inner_statement_list '}'
|
|
{ $$ = new Node_LambdaFuncExpr(array('byRef' => $2, 'params' => $4, 'useVars' => $6, 'stmts' => $8)); }
|
|
;
|
|
|
|
lexical_vars:
|
|
/* empty */ { $$ = array(); }
|
|
| T_USE '(' lexical_var_list ')' { $$ = $3; }
|
|
;
|
|
|
|
lexical_var_list:
|
|
lexical_var_list ',' optional_ref T_VARIABLE
|
|
{ $1[] = new Node_LambdaFuncExprUse(array('var' => substr($4, 1), 'byRef' => $3)); $$ = $1; }
|
|
| optional_ref T_VARIABLE
|
|
{ $$ = array(new Node_LambdaFuncExprUse(array('var' => substr($2, 1), 'byRef' => $1))); }
|
|
;
|
|
|
|
function_call:
|
|
name '(' function_call_parameter_list ')' { $$ = new Node_FuncCallExpr(array('func' => $1, 'args' => $3)); }
|
|
| class_name T_PAAMAYIM_NEKUDOTAYIM T_STRING '(' function_call_parameter_list ')'
|
|
{ $$ = new Node_StaticCallExpr(array('class' => $1, 'func' => $3, 'args' => $5)); }
|
|
| class_name T_PAAMAYIM_NEKUDOTAYIM variable_without_objects '(' function_call_parameter_list ')'
|
|
{ $$ = new Node_StaticCallExpr(array('class' => $1, 'func' => $3, 'args' => $5)); }
|
|
| reference_variable T_PAAMAYIM_NEKUDOTAYIM T_STRING '(' function_call_parameter_list ')'
|
|
{ $$ = new Node_StaticCallExpr(array('class' => $1, 'func' => $3, 'args' => $5)); }
|
|
| reference_variable T_PAAMAYIM_NEKUDOTAYIM variable_without_objects '(' function_call_parameter_list ')'
|
|
{ $$ = new Node_StaticCallExpr(array('class' => $1, 'func' => $3, 'args' => $5)); }
|
|
| variable_without_objects '(' function_call_parameter_list ')'
|
|
{ $$ = new Node_FuncCallExpr(array('func' => $1, 'args' => $3)); }
|
|
;
|
|
|
|
class_name:
|
|
T_STATIC { $$ = 'static'; }
|
|
| name { $$ = $1; }
|
|
;
|
|
|
|
name:
|
|
namespace_name { $$ = $1; }
|
|
| T_NAMESPACE T_NS_SEPARATOR namespace_name { $3->resolveType(Node_Name::RELATIVE); $$ = $3; }
|
|
| T_NS_SEPARATOR namespace_name { $2->resolveType(Node_Name::ABSOLUTE); $$ = $2; }
|
|
;
|
|
|
|
class_name_reference:
|
|
class_name { $$ = $1; }
|
|
| dynamic_class_name_reference { $$ = $1; }
|
|
;
|
|
|
|
dynamic_class_name_reference:
|
|
dynamic_class_name_reference T_OBJECT_OPERATOR object_property
|
|
{ $$ = new Node_PropertyFetchExpr(array('var' => $1, 'name' => $3)); }
|
|
| base_variable { $$ = $1; }
|
|
;
|
|
|
|
exit_expr:
|
|
/* empty */ { $$ = null; }
|
|
| '(' ')' { $$ = null; }
|
|
| '(' expr ')' { $$ = $2; }
|
|
;
|
|
|
|
backticks_expr:
|
|
/* empty */ { $$ = null; }
|
|
| T_ENCAPSED_AND_WHITESPACE { $$ = stripcslashes($1); }
|
|
| encaps_list { $$ = $1; }
|
|
;
|
|
|
|
ctor_arguments:
|
|
/* empty */ { $$ = array(); }
|
|
| '(' function_call_parameter_list ')' { $$ = $2; }
|
|
;
|
|
|
|
common_scalar:
|
|
T_LNUMBER { $$ = new Node_LNumberScalar(array('value' => (int) $1)); }
|
|
| T_DNUMBER { $$ = new Node_DNumberScalar(array('value' => (double) $1)); }
|
|
| T_CONSTANT_ENCAPSED_STRING { $$ = new Node_StringScalar(array('value' => str_replace(array('\\\'', '\\\\'), array('\'', '\\'), substr($1, 1, -1)))); }
|
|
| T_LINE { $$ = new Node_LineConstScalar(array()); }
|
|
| T_FILE { $$ = new Node_FileConstScalar(array()); }
|
|
| T_DIR { $$ = new Node_DirConstScalar(array()); }
|
|
| T_CLASS_C { $$ = new Node_ClassConstScalar(array()); }
|
|
| T_METHOD_C { $$ = new Node_MethodConstScalar(array()); }
|
|
| T_FUNC_C { $$ = new Node_FuncConstScalar(array()); }
|
|
| T_NS_C { $$ = new Node_NSConstScalar(array()); }
|
|
| T_START_HEREDOC T_ENCAPSED_AND_WHITESPACE T_END_HEREDOC
|
|
{ $$ = new Node_StringScalar(array('value' => stripcslashes($2))); }
|
|
| T_START_HEREDOC T_END_HEREDOC { $$ = new Node_StringScalar(array('value' => '')); }
|
|
;
|
|
|
|
static_scalar: /* compile-time evaluated scalars */
|
|
common_scalar { $$ = $1; }
|
|
| name { $$ = new Node_ConstFetchExpr(array('name' => $1)); }
|
|
| '+' static_scalar { $$ = new Node_UnaryPlusExpr(array('expr' => $2)); }
|
|
| '-' static_scalar { $$ = new Node_UnaryMinusExpr(array('expr' => $2)); }
|
|
| T_ARRAY '(' static_array_pair_list ')' { $$ = new Node_ArrayExpr(array('items' => $3)); }
|
|
| class_name T_PAAMAYIM_NEKUDOTAYIM T_STRING { $$ = new Node_ClassConstFetchExpr(array('class' => $1, 'name' => $3)); }
|
|
;
|
|
|
|
scalar:
|
|
T_STRING_VARNAME { $$ = new Node_StringScalar(array('value' => $1)); }
|
|
| class_constant { $$ = $1; }
|
|
| name { $$ = new Node_ConstFetchExpr(array('name' => $1)); }
|
|
| common_scalar { $$ = $1; }
|
|
| '"' encaps_list '"' { $$ = new Node_EncapsedString(array('parts' => $2)); }
|
|
| T_START_HEREDOC encaps_list T_END_HEREDOC { $$ = new Node_EncapsedString(array('parts' => $2)); }
|
|
;
|
|
|
|
static_array_pair_list:
|
|
/* empty */ { $$ = array(); }
|
|
| non_empty_static_array_pair_list optional_comma { $$ = $1; }
|
|
;
|
|
|
|
optional_comma:
|
|
/* empty */
|
|
| ','
|
|
;
|
|
|
|
non_empty_static_array_pair_list:
|
|
non_empty_static_array_pair_list ',' static_scalar T_DOUBLE_ARROW static_scalar
|
|
{ $1[] = new Node_ArrayExprItem(array('key' => $3, 'value' => $5, 'byRef' => false)); $$ = $1; }
|
|
| non_empty_static_array_pair_list ',' static_scalar { $1[] = new Node_ArrayExprItem(array('key' => null, 'value' => $3, 'byRef' => false)); $$ = $1; }
|
|
| static_scalar T_DOUBLE_ARROW static_scalar { $$ = array(new Node_ArrayExprItem(array('key' => $1, 'value' => $3, 'byRef' => false))); }
|
|
| static_scalar { $$ = array(new Node_ArrayExprItem(array('key' => null, 'value' => $1, 'byRef' => false))); }
|
|
;
|
|
|
|
expr:
|
|
variable { $$ = $1; }
|
|
| expr_without_variable { $$ = $1; }
|
|
;
|
|
|
|
variable:
|
|
variable T_OBJECT_OPERATOR object_property '(' function_call_parameter_list ')'
|
|
{ $$ = new Node_MethodCallExpr(array('var' => $1, 'name' => $3, 'args' => $5)); }
|
|
| variable T_OBJECT_OPERATOR object_property
|
|
{ $$ = new Node_PropertyFetchExpr(array('var' => $1, 'name' => $3)); }
|
|
| base_variable { $$ = $1; }
|
|
| function_call { $$ = $1; }
|
|
;
|
|
|
|
variable_without_objects:
|
|
reference_variable { $$ = $1; }
|
|
| '$' reference_variable { $$ = new Node_Variable(array('name' => $2)); }
|
|
;
|
|
|
|
base_variable:
|
|
variable_without_objects { $$ = $1; }
|
|
| class_name T_PAAMAYIM_NEKUDOTAYIM variable_without_objects
|
|
{ $$ = new Node_StaticPropertyFetchExpr(array('class' => $1, 'name' => $3)); }
|
|
| reference_variable T_PAAMAYIM_NEKUDOTAYIM variable_without_objects
|
|
{ $$ = new Node_StaticPropertyFetchExpr(array('class' => $1, 'name' => $3)); }
|
|
;
|
|
|
|
reference_variable:
|
|
reference_variable '[' dim_offset ']' { $$ = new Node_ArrayDimFetchExpr(array('var' => $1, 'dim' => $3)); }
|
|
| reference_variable '{' expr '}' { $$ = new Node_ArrayDimFetchExpr(array('var' => $1, 'dim' => $3)); }
|
|
| T_VARIABLE { $$ = new Node_Variable(array('name' => substr($1, 1))); }
|
|
| '$' '{' expr '}' { $$ = new Node_Variable(array('name' => $3)); }
|
|
;
|
|
|
|
dim_offset:
|
|
/* empty */ { $$ = null; }
|
|
| expr { $$ = $1; }
|
|
;
|
|
|
|
object_property:
|
|
object_dim_list { $$ = $1; }
|
|
| variable_without_objects { $$ = $1; }
|
|
;
|
|
|
|
object_dim_list:
|
|
object_dim_list '[' dim_offset ']' { $$ = new Node_ArrayDimFetchExpr(array('var' => $1, 'dim' => $3)); }
|
|
| object_dim_list '{' expr '}' { $$ = new Node_ArrayDimFetchExpr(array('var' => $1, 'dim' => $3)); }
|
|
| T_STRING { $$ = $1; }
|
|
| '{' expr '}' { $$ = $2; }
|
|
;
|
|
|
|
assignment_list:
|
|
assignment_list ',' assignment_list_element { $1[] = $3; $$ = $1; }
|
|
| assignment_list_element { $$ = array($1); }
|
|
;
|
|
|
|
assignment_list_element:
|
|
variable { $$ = $1; }
|
|
| T_LIST '(' assignment_list ')' { $$ = $3; }
|
|
| /* empty */ { $$ = null; }
|
|
;
|
|
|
|
array_pair_list:
|
|
/* empty */ { $$ = array(); }
|
|
| non_empty_array_pair_list optional_comma { $$ = $1; }
|
|
;
|
|
|
|
non_empty_array_pair_list:
|
|
non_empty_array_pair_list ',' expr T_DOUBLE_ARROW expr
|
|
{ $1[] = new Node_ArrayExprItem(array('key' => $3, 'value' => $5, 'byRef' => false)); $$ = $1; }
|
|
| non_empty_array_pair_list ',' expr { $1[] = new Node_ArrayExprItem(array('key' => null, 'value' => $3, 'byRef' => false)); $$ = $1; }
|
|
| expr T_DOUBLE_ARROW expr { $$ = array(new Node_ArrayExprItem(array('key' => $1, 'value' => $3, 'byRef' => false))); }
|
|
| expr { $$ = array(new Node_ArrayExprItem(array('key' => null, 'value' => $1, 'byRef' => false))); }
|
|
| non_empty_array_pair_list ',' expr T_DOUBLE_ARROW '&' variable
|
|
{ $1[] = new Node_ArrayExprItem(array('key' => $3, 'value' => $6, 'byRef' => true)); $$ = $1; }
|
|
| non_empty_array_pair_list ',' '&' variable { $1[] = new Node_ArrayExprItem(array('key' => null, 'value' => $4, 'byRef' => true)); $$ = $1; }
|
|
| expr T_DOUBLE_ARROW '&' variable { $$ = array(new Node_ArrayExprItem(array('key' => $1, 'value' => $4, 'byRef' => true))); }
|
|
| '&' variable { $$ = array(new Node_ArrayExprItem(array('key' => null, 'value' => $2, 'byRef' => true))); }
|
|
;
|
|
|
|
encaps_list:
|
|
encaps_list encaps_var { $1[] = $2; $$ = $1; }
|
|
| encaps_list T_ENCAPSED_AND_WHITESPACE { $1[] = stripcslashes($2); $$ = $1; }
|
|
| encaps_var { $$ = array($1); }
|
|
| T_ENCAPSED_AND_WHITESPACE encaps_var { $$ = array(stripcslashes($1), $2); }
|
|
;
|
|
|
|
encaps_var:
|
|
T_VARIABLE { $$ = new Node_Variable(array('name' => substr($1, 1))); }
|
|
| T_VARIABLE '[' encaps_var_offset ']' { $$ = new Node_ArrayDimFetchExpr(array('var' => new Node_Variable(array('name' => substr($1, 1))), 'dim' => $3)); }
|
|
| T_VARIABLE T_OBJECT_OPERATOR T_STRING { $$ = new Node_PropertyFetchExpr(array('var' => new Node_Variable(array('name' => substr($1, 1))), 'name' => $3)); }
|
|
| T_DOLLAR_OPEN_CURLY_BRACES expr '}' { $$ = new Node_Variable(array('name' => $2)); }
|
|
| T_DOLLAR_OPEN_CURLY_BRACES T_STRING_VARNAME '[' expr ']' '}'
|
|
{ $$ = new Node_ArrayDimFetchExpr(array('var' => new Node_Variable(array('name' => $2)), 'dim' => $4)); }
|
|
| T_CURLY_OPEN variable '}' { $$ = $2; }
|
|
;
|
|
|
|
encaps_var_offset:
|
|
T_STRING { $$ = new Node_StringScalar(array('value' => $1)); }
|
|
| T_NUM_STRING { $$ = new Node_LNumberScalar(array('value' => (int) $1)); }
|
|
| T_VARIABLE { $$ = new Node_Variable(array('name' => substr($1, 1))); }
|
|
;
|
|
|
|
class_constant:
|
|
class_name T_PAAMAYIM_NEKUDOTAYIM T_STRING { $$ = new Node_ClassConstFetchExpr(array('class' => $1, 'name' => $3)); }
|
|
| reference_variable T_PAAMAYIM_NEKUDOTAYIM T_STRING { $$ = new Node_ClassConstFetchExpr(array('class' => $1, 'name' => $3)); }
|
|
;
|
|
|
|
%%
|