mirror of
https://github.com/phabelio/PHP-Parser.git
synced 2024-11-30 04:29:15 +01:00
790 lines
36 KiB
Plaintext
790 lines
36 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 { $$ = Stmt_Namespace::postprocess($1); }
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;
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top_statement_list:
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top_statement_list top_statement { pushNormalizing($1, $2); }
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| /* empty */ { init(); }
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;
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namespace_name:
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T_STRING { init($1); }
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| namespace_name T_NS_SEPARATOR T_STRING { push($1, $3); }
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;
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top_statement:
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statement { $$ = $1; }
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| function_declaration_statement { $$ = $1; }
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| class_declaration_statement { $$ = $1; }
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| T_HALT_COMPILER
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{ $$ = Stmt_HaltCompiler[$this->lexer->handleHaltCompiler()]; }
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| T_NAMESPACE namespace_name ';' { $$ = Stmt_Namespace[name: Name[$2], stmts: null]; }
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| T_NAMESPACE namespace_name '{' top_statement_list '}' { $$ = Stmt_Namespace[name: Name[$2], stmts: $4]; }
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| T_NAMESPACE '{' top_statement_list '}' { $$ = Stmt_Namespace[name: null, stmts: $3]; }
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| T_USE use_declarations ';' { $$ = Stmt_Use[$2]; }
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| T_CONST constant_declaration_list ';' { $$ = Stmt_Const[$2]; }
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;
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use_declarations:
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use_declarations ',' use_declaration { push($1, $3); }
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| use_declaration { init($1); }
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;
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use_declaration:
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namespace_name { $$ = Stmt_UseUse[Name[$1], null]; }
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| namespace_name T_AS T_STRING { $$ = Stmt_UseUse[Name[$1], $3]; }
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| T_NS_SEPARATOR namespace_name { $$ = Stmt_UseUse[Name[$2], null]; }
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| T_NS_SEPARATOR namespace_name T_AS T_STRING { $$ = Stmt_UseUse[Name[$2], $4]; }
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;
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constant_declaration_list:
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constant_declaration_list ',' constant_declaration { push($1, $3); }
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| constant_declaration { init($1); }
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;
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constant_declaration:
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T_STRING '=' static_scalar { $$ = Const[$1, $3]; }
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;
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inner_statement_list:
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inner_statement_list inner_statement { pushNormalizing($1, $2); }
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| /* empty */ { init(); }
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;
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inner_statement:
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statement { $$ = $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 '}' { $$ = $2; }
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| T_IF '(' expr ')' statement elseif_list else_single { $$ = Stmt_If[cond: $3, stmts: toArray($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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{ $$ = Stmt_If[cond: $3, stmts: $6, elseifList: $7, else: $8]; }
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| T_WHILE '(' expr ')' while_statement { $$ = Stmt_While[$3, toArray($5)]; }
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| T_DO statement T_WHILE '(' expr ')' ';' { $$ = Stmt_Do[stmts: toArray($2), cond: $5]; }
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| T_FOR '(' for_expr ';' for_expr ';' for_expr ')' for_statement
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{ $$ = Stmt_For[init: $3, cond: $5, loop: $7, stmts: toArray($9)]; }
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| T_SWITCH '(' expr ')' switch_case_list { $$ = Stmt_Switch[$3, $5]; }
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| T_BREAK ';' { $$ = Stmt_Break[null]; }
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| T_BREAK expr ';' { $$ = Stmt_Break[$2]; }
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| T_CONTINUE ';' { $$ = Stmt_Continue[null]; }
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| T_CONTINUE expr ';' { $$ = Stmt_Continue[$2]; }
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| T_RETURN ';' { $$ = Stmt_Return[null]; }
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| T_RETURN expr ';' { $$ = Stmt_Return[$2]; }
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| T_GLOBAL global_var_list ';' { $$ = Stmt_Global[$2]; }
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| T_STATIC static_var_list ';' { $$ = Stmt_Static[$2]; }
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| T_ECHO expr_list ';' { $$ = Stmt_Echo[$2]; }
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| T_INLINE_HTML { $$ = Stmt_InlineHTML[$1]; }
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| expr ';' { $$ = $1; }
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| T_UNSET '(' variables_list ')' ';' { $$ = Stmt_Unset[$3]; }
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| T_FOREACH '(' expr T_AS variable ')' foreach_statement
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{ $$ = Stmt_Foreach[expr: $3, keyVar: null, byRef: false, valueVar: $5, stmts: toArray($7)]; }
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| T_FOREACH '(' expr T_AS '&' variable ')' foreach_statement
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{ $$ = Stmt_Foreach[expr: $3, keyVar: null, byRef: true, valueVar: $6, stmts: toArray($8)]; }
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| T_FOREACH '(' expr T_AS variable T_DOUBLE_ARROW optional_ref variable ')' foreach_statement
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{ $$ = Stmt_Foreach[expr: $3, keyVar: $5, byRef: $7, valueVar: $8, stmts: toArray($10)]; }
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| T_DECLARE '(' declare_list ')' declare_statement { $$ = Stmt_Declare[declares: $3, stmts: toArray($5)]; }
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| ';' { $$ = array(); /* means: no statement */ }
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| T_TRY '{' inner_statement_list '}' catches { $$ = Stmt_TryCatch[$3, $5]; }
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| T_THROW expr ';' { $$ = Stmt_Throw[$2]; }
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| T_GOTO T_STRING ';' { $$ = Stmt_Goto[$2]; }
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| T_STRING ':' { $$ = Stmt_Label[$1]; }
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;
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catches:
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catch { init($1); }
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| catches catch { push($1, $2); }
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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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{ $$ = Stmt_Catch[$3, parseVar($4), $7]; }
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;
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variables_list:
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variable { init($1); }
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| variables_list ',' variable { push($1, $3); }
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;
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optional_ref:
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/* empty */ { $$ = false; }
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| '&' { $$ = true; }
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;
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function_declaration_statement:
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T_FUNCTION optional_ref T_STRING '(' parameter_list ')' '{' inner_statement_list '}'
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{ $$ = Stmt_Func[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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{ $$ = Stmt_Class[type: $1, name: $2, extends: $3, implements: $4, stmts: $6]; }
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| T_INTERFACE T_STRING interface_extends_list '{' class_statement_list '}'
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{ $$ = Stmt_Interface[name: $2, extends: $3, stmts: $5]; }
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;
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class_entry_type:
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T_CLASS { $$ = 0; }
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| T_ABSTRACT T_CLASS { $$ = Stmt_Class::MODIFIER_ABSTRACT; }
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| T_FINAL T_CLASS { $$ = Stmt_Class::MODIFIER_FINAL; }
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;
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extends_from:
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/* empty */ { $$ = 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 { $$ = $2; }
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;
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interface_list:
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name { init($1); }
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| interface_list ',' name { push($1, $3); }
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;
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for_statement:
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statement { $$ = $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 ';' { $$ = $2; }
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;
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declare_list:
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T_STRING '=' static_scalar { init(Stmt_DeclareDeclare[key: $1, value: $3]); }
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| declare_list ',' T_STRING '=' static_scalar { push($1, Stmt_DeclareDeclare[key: $3, value: $5]); }
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;
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switch_case_list:
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'{' case_list '}' { $$ = $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 ';' { $$ = $3; }
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;
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case_list:
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/* empty */ { init(); }
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| case_list T_CASE expr case_separator inner_statement_list
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{ push($1, Stmt_Case[$3, $5]); }
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| case_list T_DEFAULT case_separator inner_statement_list
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{ push($1, Stmt_Case[null, $4]); }
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;
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case_separator:
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':'
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| ';'
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;
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while_statement:
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statement { $$ = $1; }
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| ':' inner_statement_list T_ENDWHILE ';' { $$ = $2; }
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;
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elseif_list:
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/* empty */ { init();}
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| elseif_list T_ELSEIF '(' expr ')' statement { push($1, Stmt_ElseIf[cond: $4, stmts: toArray($6)]); }
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;
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new_elseif_list:
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/* empty */ { init(); }
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| new_elseif_list T_ELSEIF '(' expr ')' ':' inner_statement_list
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{ push($1, Stmt_ElseIf[cond: $4, stmts: $7]); }
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;
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else_single:
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/* empty */ { $$ = null; }
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| T_ELSE statement { $$ = Stmt_Else[stmts: toArray($2)]; }
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;
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new_else_single:
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/* empty */ { $$ = null; }
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| T_ELSE ':' inner_statement_list { $$ = Stmt_Else[stmts: $3]; }
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;
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parameter_list:
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non_empty_parameter_list { $$ = $1; }
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| /* empty */ { $$ = array(); }
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;
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non_empty_parameter_list:
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optional_class_type optional_ref T_VARIABLE
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{ init(Param[parseVar($3), null, $1, $2]); }
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| optional_class_type optional_ref T_VARIABLE '=' static_scalar
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{ init(Param[parseVar($3), $5, $1, $2]); }
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| non_empty_parameter_list ',' optional_class_type optional_ref T_VARIABLE
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{ push($1, Param[parseVar($5), null, $3, $4]); }
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| non_empty_parameter_list ',' optional_class_type optional_ref T_VARIABLE '=' static_scalar
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{ push($1, Param[parseVar($5), $7, $3, $4]); }
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;
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optional_class_type:
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/* empty */ { $$ = null; }
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| name { $$ = $1; }
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| T_ARRAY { $$ = 'array'; }
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;
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function_call_argument_list:
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non_empty_function_call_argument_list { $$ = $1; }
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| /* empty */ { $$ = array(); }
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;
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non_empty_function_call_argument_list:
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expr { init(Arg[$1, false]); }
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| '&' variable { init(Arg[$2, true]); }
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| non_empty_function_call_argument_list ',' expr
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{ push($1, Arg[$3, false]); }
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| non_empty_function_call_argument_list ',' '&' variable
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{ push($1, Arg[$4, true]); }
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;
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global_var_list:
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global_var_list ',' global_var { push($1, $3); }
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| global_var { init($1); }
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;
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global_var:
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T_VARIABLE { $$ = Expr_Variable[parseVar($1)]; }
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| '$' variable { $$ = Expr_Variable[$2]; }
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| '$' '{' expr '}' { $$ = Expr_Variable[$3]; }
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;
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static_var_list:
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static_var_list ',' T_VARIABLE { push($1, Stmt_StaticVar[parseVar($3), null]); }
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| static_var_list ',' T_VARIABLE '=' static_scalar { push($1, Stmt_StaticVar[parseVar($3), $5]); }
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| T_VARIABLE { init(Stmt_StaticVar[parseVar($1), null]); }
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| T_VARIABLE '=' static_scalar { init(Stmt_StaticVar[parseVar($1), $3]); }
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;
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class_statement_list:
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class_statement_list class_statement { push($1, $2); }
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| /* empty */ { init(); }
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;
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class_statement:
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variable_modifiers class_variable_declaration ';' { $$ = Stmt_Property[$1, $2]; }
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| T_CONST constant_declaration_list ';' { $$ = Stmt_ClassConst[$2]; }
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| method_modifiers T_FUNCTION optional_ref T_STRING '(' parameter_list ')' method_body
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{ $$ = Stmt_ClassMethod[type: $1, byRef: $3, name: $4, params: $6, stmts: $8]; }
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;
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method_body:
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';' /* abstract method */ { $$ = null; }
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| '{' inner_statement_list '}' { $$ = $2; }
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;
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variable_modifiers:
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non_empty_member_modifiers { $$ = $1; }
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| T_VAR { $$ = Stmt_Class::MODIFIER_PUBLIC; }
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;
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method_modifiers:
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/* empty */ { $$ = Stmt_Class::MODIFIER_PUBLIC; }
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| non_empty_member_modifiers { $$ = $1; }
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;
|
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non_empty_member_modifiers:
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member_modifier { $$ = $1; }
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| non_empty_member_modifiers member_modifier { Stmt_Class::verifyModifier($1, $2); $$ = $1 | $2; }
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;
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member_modifier:
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T_PUBLIC { $$ = Stmt_Class::MODIFIER_PUBLIC; }
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| T_PROTECTED { $$ = Stmt_Class::MODIFIER_PROTECTED; }
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| T_PRIVATE { $$ = Stmt_Class::MODIFIER_PRIVATE; }
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| T_STATIC { $$ = Stmt_Class::MODIFIER_STATIC; }
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| T_ABSTRACT { $$ = Stmt_Class::MODIFIER_ABSTRACT; }
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| T_FINAL { $$ = Stmt_Class::MODIFIER_FINAL; }
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;
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class_variable_declaration:
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class_variable_declaration ',' T_VARIABLE
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{ push($1, Stmt_PropertyProperty[parseVar($3), null]); }
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| class_variable_declaration ',' T_VARIABLE '=' static_scalar
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{ push($1, Stmt_PropertyProperty[parseVar($3), $5]); }
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| T_VARIABLE
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{ init(Stmt_PropertyProperty[parseVar($1), null]); }
|
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| T_VARIABLE '=' static_scalar
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{ init(Stmt_PropertyProperty[parseVar($1), $3]); }
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;
|
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expr_list:
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expr_list ',' expr { push($1, $3); }
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| expr { init($1); }
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;
|
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|
|
for_expr:
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/* empty */ { $$ = array(); }
|
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| expr_list { $$ = $1; }
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;
|
|
|
|
expr:
|
|
variable { $$ = $1; }
|
|
| T_LIST '(' assignment_list ')' '=' expr { $$ = Expr_AssignList[$3, $6]; }
|
|
| variable '=' expr { $$ = Expr_Assign[$1, $3]; }
|
|
| variable '=' '&' variable { $$ = Expr_AssignRef[$1, $4]; }
|
|
| variable '=' '&' T_NEW class_name_reference ctor_arguments
|
|
{ $$ = Expr_Assign[$1, Expr_New[$5, $6]]; }
|
|
/* reference dropped intentially */
|
|
| T_NEW class_name_reference ctor_arguments { $$ = Expr_New[$2, $3]; }
|
|
| T_CLONE expr { $$ = Expr_Clone[$2]; }
|
|
| variable T_PLUS_EQUAL expr { $$ = Expr_AssignPlus [$1, $3]; }
|
|
| variable T_MINUS_EQUAL expr { $$ = Expr_AssignMinus [$1, $3]; }
|
|
| variable T_MUL_EQUAL expr { $$ = Expr_AssignMul [$1, $3]; }
|
|
| variable T_DIV_EQUAL expr { $$ = Expr_AssignDiv [$1, $3]; }
|
|
| variable T_CONCAT_EQUAL expr { $$ = Expr_AssignConcat [$1, $3]; }
|
|
| variable T_MOD_EQUAL expr { $$ = Expr_AssignMod [$1, $3]; }
|
|
| variable T_AND_EQUAL expr { $$ = Expr_AssignBitwiseAnd[$1, $3]; }
|
|
| variable T_OR_EQUAL expr { $$ = Expr_AssignBitwiseOr [$1, $3]; }
|
|
| variable T_XOR_EQUAL expr { $$ = Expr_AssignBitwiseXor[$1, $3]; }
|
|
| variable T_SL_EQUAL expr { $$ = Expr_AssignShiftLeft [$1, $3]; }
|
|
| variable T_SR_EQUAL expr { $$ = Expr_AssignShiftRight[$1, $3]; }
|
|
| variable T_INC { $$ = Expr_PostInc[$1]; }
|
|
| T_INC variable { $$ = Expr_PreInc [$2]; }
|
|
| variable T_DEC { $$ = Expr_PostDec[$1]; }
|
|
| T_DEC variable { $$ = Expr_PreDec [$2]; }
|
|
| expr T_BOOLEAN_OR expr { $$ = Expr_BooleanOr [$1, $3]; }
|
|
| expr T_BOOLEAN_AND expr { $$ = Expr_BooleanAnd[$1, $3]; }
|
|
| expr T_LOGICAL_OR expr { $$ = Expr_LogicalOr [$1, $3]; }
|
|
| expr T_LOGICAL_AND expr { $$ = Expr_LogicalAnd[$1, $3]; }
|
|
| expr T_LOGICAL_XOR expr { $$ = Expr_LogicalXor[$1, $3]; }
|
|
| expr '|' expr { $$ = Expr_BitwiseOr [$1, $3]; }
|
|
| expr '&' expr { $$ = Expr_BitwiseAnd[$1, $3]; }
|
|
| expr '^' expr { $$ = Expr_BitwiseXor[$1, $3]; }
|
|
| expr '.' expr { $$ = Expr_Concat [$1, $3]; }
|
|
| expr '+' expr { $$ = Expr_Plus [$1, $3]; }
|
|
| expr '-' expr { $$ = Expr_Minus [$1, $3]; }
|
|
| expr '*' expr { $$ = Expr_Mul [$1, $3]; }
|
|
| expr '/' expr { $$ = Expr_Div [$1, $3]; }
|
|
| expr '%' expr { $$ = Expr_Mod [$1, $3]; }
|
|
| expr T_SL expr { $$ = Expr_ShiftLeft [$1, $3]; }
|
|
| expr T_SR expr { $$ = Expr_ShiftRight[$1, $3]; }
|
|
| '+' expr %prec T_INC { $$ = Expr_UnaryPlus [$2]; }
|
|
| '-' expr %prec T_INC { $$ = Expr_UnaryMinus[$2]; }
|
|
| '!' expr { $$ = Expr_BooleanNot[$2]; }
|
|
| '~' expr { $$ = Expr_BitwiseNot[$2]; }
|
|
| expr T_IS_IDENTICAL expr { $$ = Expr_Identical [$1, $3]; }
|
|
| expr T_IS_NOT_IDENTICAL expr { $$ = Expr_NotIdentical [$1, $3]; }
|
|
| expr T_IS_EQUAL expr { $$ = Expr_Equal [$1, $3]; }
|
|
| expr T_IS_NOT_EQUAL expr { $$ = Expr_NotEqual [$1, $3]; }
|
|
| expr '<' expr { $$ = Expr_Smaller [$1, $3]; }
|
|
| expr T_IS_SMALLER_OR_EQUAL expr { $$ = Expr_SmallerOrEqual[$1, $3]; }
|
|
| expr '>' expr { $$ = Expr_Greater [$1, $3]; }
|
|
| expr T_IS_GREATER_OR_EQUAL expr { $$ = Expr_GreaterOrEqual[$1, $3]; }
|
|
| expr T_INSTANCEOF class_name_reference { $$ = Expr_Instanceof [$1, $3]; }
|
|
| '(' expr ')' { $$ = $2; }
|
|
| expr '?' expr ':' expr { $$ = Expr_Ternary[$1, $3, $5]; }
|
|
| expr '?' ':' expr { $$ = Expr_Ternary[$1, null, $4]; }
|
|
| T_ISSET '(' variables_list ')' { $$ = Expr_Isset[$3]; }
|
|
| T_EMPTY '(' variable ')' { $$ = Expr_Empty[$3]; }
|
|
| T_INCLUDE expr { $$ = Expr_Include[$2, Expr_Include::TYPE_INCLUDE]; }
|
|
| T_INCLUDE_ONCE expr { $$ = Expr_Include[$2, Expr_Include::TYPE_INCLUDE_ONCE]; }
|
|
| T_EVAL '(' expr ')' { $$ = Expr_Eval[$3]; }
|
|
| T_REQUIRE expr { $$ = Expr_Include[$2, Expr_Include::TYPE_REQUIRE]; }
|
|
| T_REQUIRE_ONCE expr { $$ = Expr_Include[$2, Expr_Include::TYPE_REQUIRE_ONCE]; }
|
|
| T_INT_CAST expr { $$ = Expr_Cast_Int [$2]; }
|
|
| T_DOUBLE_CAST expr { $$ = Expr_Cast_Double [$2]; }
|
|
| T_STRING_CAST expr { $$ = Expr_Cast_String [$2]; }
|
|
| T_ARRAY_CAST expr { $$ = Expr_Cast_Array [$2]; }
|
|
| T_OBJECT_CAST expr { $$ = Expr_Cast_Object [$2]; }
|
|
| T_BOOL_CAST expr { $$ = Expr_Cast_Bool [$2]; }
|
|
| T_UNSET_CAST expr { $$ = Expr_Cast_Unset [$2]; }
|
|
| T_EXIT exit_expr { $$ = Expr_Exit [$2]; }
|
|
| '@' expr { $$ = Expr_ErrorSuppress[$2]; }
|
|
| scalar { $$ = $1; }
|
|
| T_ARRAY '(' array_pair_list ')' { $$ = Expr_Array[$3]; }
|
|
| '`' backticks_expr '`' { $$ = Expr_ShellExec[$2]; }
|
|
| T_PRINT expr { $$ = Expr_Print[$2]; }
|
|
| T_FUNCTION optional_ref '(' parameter_list ')' lexical_vars '{' inner_statement_list '}'
|
|
{ $$ = Expr_LambdaFunc[$8, $4, $6, $2]; }
|
|
;
|
|
|
|
lexical_vars:
|
|
/* empty */ { $$ = array(); }
|
|
| T_USE '(' lexical_var_list ')' { $$ = $3; }
|
|
;
|
|
|
|
lexical_var_list:
|
|
lexical_var_list ',' optional_ref T_VARIABLE
|
|
{ push($1, Expr_LambdaFuncUse[parseVar($4), $3]); }
|
|
| optional_ref T_VARIABLE
|
|
{ init(Expr_LambdaFuncUse[parseVar($2), $1]); }
|
|
;
|
|
|
|
function_call:
|
|
name '(' function_call_argument_list ')' { $$ = Expr_FuncCall[$1, $3]; }
|
|
| class_name T_PAAMAYIM_NEKUDOTAYIM T_STRING '(' function_call_argument_list ')'
|
|
{ $$ = Expr_StaticCall[$1, $3, $5]; }
|
|
| reference_variable T_PAAMAYIM_NEKUDOTAYIM T_STRING '(' function_call_argument_list ')'
|
|
{ $$ = Expr_StaticCall[$1, $3, $5]; }
|
|
| static_property '(' function_call_argument_list ')' {
|
|
if ($1 instanceof PHPParser_Node_Expr_StaticPropertyFetch) {
|
|
$$ = Expr_StaticCall[$1->class, Expr_Variable[$1->name], $3];
|
|
} elseif ($1 instanceof PHPParser_Node_Expr_ArrayDimFetch) {
|
|
$tmp = $1;
|
|
while ($tmp->var instanceof PHPParser_Node_Expr_ArrayDimFetch) {
|
|
$tmp = $tmp->var;
|
|
}
|
|
|
|
$$ = Expr_StaticCall[$tmp->var->class, $1, $3];
|
|
$tmp->var = Expr_Variable[$tmp->var->name];
|
|
} else {
|
|
throw new Exception;
|
|
}
|
|
}
|
|
| variable_without_objects '(' function_call_argument_list ')'
|
|
{ $$ = Expr_FuncCall[$1, $3]; }
|
|
;
|
|
|
|
class_name:
|
|
T_STATIC { $$ = Name['static']; }
|
|
| name { $$ = $1; }
|
|
;
|
|
|
|
name:
|
|
namespace_name { $$ = Name[$1]; }
|
|
| T_NS_SEPARATOR namespace_name { $$ = Name_FullyQualified[$2]; }
|
|
| T_NAMESPACE T_NS_SEPARATOR namespace_name { $$ = Name_Relative[$3]; }
|
|
;
|
|
|
|
class_name_reference:
|
|
class_name { $$ = $1; }
|
|
| dynamic_class_name_reference { $$ = $1; }
|
|
;
|
|
|
|
dynamic_class_name_reference:
|
|
object_access_for_dcnr { $$ = $1; }
|
|
| base_variable { $$ = $1; }
|
|
;
|
|
|
|
object_access_for_dcnr:
|
|
| base_variable T_OBJECT_OPERATOR object_property
|
|
{ $$ = Expr_PropertyFetch[$1, $3]; }
|
|
| object_access_for_dcnr T_OBJECT_OPERATOR object_property
|
|
{ $$ = Expr_PropertyFetch[$1, $3]; }
|
|
| object_access_for_dcnr '[' dim_offset ']' { $$ = Expr_ArrayDimFetch[$1, $3]; }
|
|
| object_access_for_dcnr '{' expr '}' { $$ = Expr_ArrayDimFetch[$1, $3]; }
|
|
;
|
|
|
|
exit_expr:
|
|
/* empty */ { $$ = null; }
|
|
| '(' ')' { $$ = null; }
|
|
| '(' expr ')' { $$ = $2; }
|
|
;
|
|
|
|
backticks_expr:
|
|
/* empty */ { $$ = array(); }
|
|
| T_ENCAPSED_AND_WHITESPACE { $$ = array(Scalar_String::parseEscapeSequences($1, '`')); }
|
|
| encaps_list { parseEncapsed($1, '`'); $$ = $1; }
|
|
;
|
|
|
|
ctor_arguments:
|
|
/* empty */ { $$ = array(); }
|
|
| '(' function_call_argument_list ')' { $$ = $2; }
|
|
;
|
|
|
|
common_scalar:
|
|
T_LNUMBER { $$ = Scalar_LNumber[parseLNumber($1)]; }
|
|
| T_DNUMBER { $$ = Scalar_DNumber[parseDNumber($1)]; }
|
|
| T_CONSTANT_ENCAPSED_STRING { $$ = Scalar_String::create($1, $line, $docComment); }
|
|
| T_LINE { $$ = Scalar_LineConst[]; }
|
|
| T_FILE { $$ = Scalar_FileConst[]; }
|
|
| T_DIR { $$ = Scalar_DirConst[]; }
|
|
| T_CLASS_C { $$ = Scalar_ClassConst[]; }
|
|
| T_METHOD_C { $$ = Scalar_MethodConst[]; }
|
|
| T_FUNC_C { $$ = Scalar_FuncConst[]; }
|
|
| T_NS_C { $$ = Scalar_NSConst[]; }
|
|
| T_START_HEREDOC T_ENCAPSED_AND_WHITESPACE T_END_HEREDOC
|
|
{ $$ = Scalar_String[Scalar_String::parseEscapeSequences($2, null)]; }
|
|
| T_START_HEREDOC T_END_HEREDOC
|
|
{ $$ = Scalar_String['']; }
|
|
;
|
|
|
|
static_scalar: /* compile-time evaluated scalars */
|
|
common_scalar { $$ = $1; }
|
|
| name { $$ = Expr_ConstFetch[$1]; }
|
|
| '+' static_scalar { $$ = Expr_UnaryPlus[$2]; }
|
|
| '-' static_scalar { $$ = Expr_UnaryMinus[$2]; }
|
|
| T_ARRAY '(' static_array_pair_list ')' { $$ = Expr_Array[$3]; }
|
|
| class_name T_PAAMAYIM_NEKUDOTAYIM T_STRING { $$ = Expr_ClassConstFetch[$1, $3]; }
|
|
;
|
|
|
|
scalar:
|
|
T_STRING_VARNAME { $$ = Scalar_String[$1]; }
|
|
| class_constant { $$ = $1; }
|
|
| name { $$ = Expr_ConstFetch[$1]; }
|
|
| common_scalar { $$ = $1; }
|
|
| '"' encaps_list '"'
|
|
{ parseEncapsed($2, '"'); $$ = Scalar_Encapsed[$2]; }
|
|
| T_START_HEREDOC encaps_list T_END_HEREDOC
|
|
{ parseEncapsed($2, null); $$ = Scalar_Encapsed[$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_array_pair { push($1, $3); }
|
|
| static_array_pair { init($1); }
|
|
;
|
|
|
|
static_array_pair:
|
|
static_scalar T_DOUBLE_ARROW static_scalar { $$ = Expr_ArrayItem[$3, $1, false]; }
|
|
| static_scalar { $$ = Expr_ArrayItem[$1, null, false]; }
|
|
;
|
|
|
|
variable:
|
|
object_access { $$ = $1; }
|
|
| base_variable { $$ = $1; }
|
|
| function_call { $$ = $1; }
|
|
;
|
|
|
|
object_access:
|
|
object_access_arrayable { $$ = $1; }
|
|
| object_access_arrayable '(' function_call_argument_list ')'
|
|
{ $$ = Expr_FuncCall[$1, $3]; }
|
|
| variable T_OBJECT_OPERATOR object_property '(' function_call_argument_list ')'
|
|
{ $$ = Expr_MethodCall[$1, $3, $5]; }
|
|
;
|
|
|
|
object_access_arrayable:
|
|
variable T_OBJECT_OPERATOR object_property { $$ = Expr_PropertyFetch[$1, $3]; }
|
|
| object_access_arrayable '[' dim_offset ']' { $$ = Expr_ArrayDimFetch[$1, $3]; }
|
|
| object_access_arrayable '{' expr '}' { $$ = Expr_ArrayDimFetch[$1, $3]; }
|
|
;
|
|
|
|
variable_without_objects:
|
|
reference_variable { $$ = $1; }
|
|
| '$' variable_without_objects { $$ = Expr_Variable[$2]; }
|
|
;
|
|
|
|
base_variable:
|
|
variable_without_objects { $$ = $1; }
|
|
| static_property { $$ = $1; }
|
|
;
|
|
|
|
static_property:
|
|
class_name T_PAAMAYIM_NEKUDOTAYIM '$' reference_variable
|
|
{ $$ = Expr_StaticPropertyFetch[$1, $4]; }
|
|
| reference_variable T_PAAMAYIM_NEKUDOTAYIM '$' reference_variable
|
|
{ $$ = Expr_StaticPropertyFetch[$1, $4]; }
|
|
| static_property_with_arrays { $$ = $1; }
|
|
;
|
|
|
|
static_property_with_arrays:
|
|
class_name T_PAAMAYIM_NEKUDOTAYIM T_VARIABLE
|
|
{ $$ = Expr_StaticPropertyFetch[$1, parseVar($3)]; }
|
|
| reference_variable T_PAAMAYIM_NEKUDOTAYIM T_VARIABLE
|
|
{ $$ = Expr_StaticPropertyFetch[$1, parseVar($3)]; }
|
|
| class_name T_PAAMAYIM_NEKUDOTAYIM '$' '{' expr '}'
|
|
{ $$ = Expr_StaticPropertyFetch[$1, $5]; }
|
|
| reference_variable T_PAAMAYIM_NEKUDOTAYIM '$' '{' expr '}'
|
|
{ $$ = Expr_StaticPropertyFetch[$1, $5]; }
|
|
| static_property_with_arrays '[' dim_offset ']' { $$ = Expr_ArrayDimFetch[$1, $3]; }
|
|
| static_property_with_arrays '{' expr '}' { $$ = Expr_ArrayDimFetch[$1, $3]; }
|
|
;
|
|
|
|
reference_variable:
|
|
reference_variable '[' dim_offset ']' { $$ = Expr_ArrayDimFetch[$1, $3]; }
|
|
| reference_variable '{' expr '}' { $$ = Expr_ArrayDimFetch[$1, $3]; }
|
|
| T_VARIABLE { $$ = Expr_Variable[parseVar($1)]; }
|
|
| '$' '{' expr '}' { $$ = Expr_Variable[$3]; }
|
|
;
|
|
|
|
dim_offset:
|
|
/* empty */ { $$ = null; }
|
|
| expr { $$ = $1; }
|
|
;
|
|
|
|
object_property:
|
|
T_STRING { $$ = $1; }
|
|
| '{' expr '}' { $$ = $2; }
|
|
| variable_without_objects { $$ = $1; }
|
|
;
|
|
|
|
assignment_list:
|
|
assignment_list ',' assignment_list_element { push($1, $3); }
|
|
| assignment_list_element { init($1); }
|
|
;
|
|
|
|
assignment_list_element:
|
|
variable { $$ = $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 ',' array_pair { push($1, $3); }
|
|
| array_pair { init($1); }
|
|
;
|
|
|
|
array_pair:
|
|
expr T_DOUBLE_ARROW expr { $$ = Expr_ArrayItem[$3, $1, false]; }
|
|
| expr { $$ = Expr_ArrayItem[$1, null, false]; }
|
|
| expr T_DOUBLE_ARROW '&' variable { $$ = Expr_ArrayItem[$4, $1, true]; }
|
|
| '&' variable { $$ = Expr_ArrayItem[$2, null, true]; }
|
|
;
|
|
|
|
encaps_list:
|
|
encaps_list encaps_var { push($1, $2); }
|
|
| encaps_list T_ENCAPSED_AND_WHITESPACE { push($1, $2); }
|
|
| encaps_var { init($1); }
|
|
| T_ENCAPSED_AND_WHITESPACE encaps_var { init($1, $2); }
|
|
;
|
|
|
|
encaps_var:
|
|
T_VARIABLE { $$ = Expr_Variable[parseVar($1)]; }
|
|
| T_VARIABLE '[' encaps_var_offset ']' { $$ = Expr_ArrayDimFetch[Expr_Variable[parseVar($1)], $3]; }
|
|
| T_VARIABLE T_OBJECT_OPERATOR T_STRING { $$ = Expr_PropertyFetch[Expr_Variable[parseVar($1)], $3]; }
|
|
| T_DOLLAR_OPEN_CURLY_BRACES expr '}' { $$ = Expr_Variable[$2]; }
|
|
| T_DOLLAR_OPEN_CURLY_BRACES T_STRING_VARNAME '[' expr ']' '}'
|
|
{ $$ = Expr_ArrayDimFetch[Expr_Variable[$2], $4]; }
|
|
| T_CURLY_OPEN variable '}' { $$ = $2; }
|
|
;
|
|
|
|
encaps_var_offset:
|
|
T_STRING { $$ = Scalar_String[$1]; }
|
|
| T_NUM_STRING { $$ = Scalar_LNumber[parseLNumber($1)]; }
|
|
| T_VARIABLE { $$ = Expr_Variable[parseVar($1)]; }
|
|
;
|
|
|
|
class_constant:
|
|
class_name T_PAAMAYIM_NEKUDOTAYIM T_STRING { $$ = Expr_ClassConstFetch[$1, $3]; }
|
|
| reference_variable T_PAAMAYIM_NEKUDOTAYIM T_STRING { $$ = Expr_ClassConstFetch[$1, $3]; }
|
|
;
|
|
|
|
%%
|