--- parser3/src/main/execute.C 2002/01/24 17:18:48 1.209 +++ parser3/src/main/execute.C 2002/02/18 15:21:01 1.219 @@ -1,10 +1,10 @@ /** @file Parser: executor part of request class. - Copyright (c) 2001 ArtLebedev Group (http://www.artlebedev.com) - Author: Alexander Petrosyan (http://paf.design.ru) + Copyright (c) 2001, 2002 ArtLebedev Group (http://www.artlebedev.com) + Author: Alexandr Petrosian (http://paf.design.ru) - $Id: execute.C,v 1.209 2002/01/24 17:18:48 paf Exp $ + $Id: execute.C,v 1.219 2002/02/18 15:21:01 paf Exp $ */ #include "pa_opcode.h" @@ -38,12 +38,12 @@ char *opcode_name[]={ "GET_CLASS", "CONSTRUCT_VALUE", "CONSTRUCT_EXPR", "CURLY_CODE__CONSTRUCT", "WRITE_VALUE", "WRITE_EXPR_RESULT", "STRING__WRITE", - "GET_ELEMENT", "GET_ELEMENT__WRITE", + "GET_ELEMENT_OR_OPERATOR", "GET_ELEMENT", "GET_ELEMENT__WRITE", "CREATE_EWPOOL", "REDUCE_EWPOOL", "CREATE_SWPOOL", "REDUCE_SWPOOL", "GET_METHOD_FRAME", "STORE_PARAM", - "PREPARE_TO_CONSTRUCT_OBJECT", "CALL", + "PREPARE_TO_CONSTRUCT_OBJECT", "PREPARE_TO_EXPRESSION", "CALL", // expression ops: unary "NEG", "INV", "NOT", "DEF", "IN", "FEXISTS", "DEXISTS", @@ -213,6 +213,9 @@ void Request::execute(const Array& ops) } case OP_CONSTRUCT_EXPR: { + // see OP_PREPARE_TO_EXPRESSION + wcontext->set_in_expression(false); + value=POP(); const String& name=POP_NAME(); Value *ncontext=POP(); @@ -263,6 +266,9 @@ void Request::execute(const Array& ops) } case OP_WRITE_EXPR_RESULT: { + // see OP_PREPARE_TO_EXPRESSION + wcontext->set_in_expression(false); + value=POP(); write_expr_result(*value->as_expr_result()); break; @@ -277,20 +283,30 @@ void Request::execute(const Array& ops) break; } + case OP_GET_ELEMENT_OR_OPERATOR: + { + // maybe they do ^object.method[] call, remember the fact + wcontext->set_somebody_entered_some_object(true); + + //_asm int 3; + value=get_element(true); + PUSH(value); + break; + } case OP_GET_ELEMENT: { // maybe they do ^object.method[] call, remember the fact wcontext->set_somebody_entered_some_object(true); //_asm int 3; - value=get_element(); + value=get_element(false); PUSH(value); break; } case OP_GET_ELEMENT__WRITE: { - value=get_element(); + value=get_element(false); write_assign_lang(*value); break; } @@ -366,6 +382,13 @@ void Request::execute(const Array& ops) wcontext->set_constructing(true); break; } + + case OP_PREPARE_TO_EXPRESSION: + { + wcontext->set_in_expression(true); + break; + } + case OP_CALL: { #ifdef DEBUG_EXECUTE @@ -416,6 +439,10 @@ void Request::execute(const Array& ops) } frame->set_self(*self); + + // see OP_PREPARE_TO_EXPRESSION + frame->set_in_expression(wcontext->get_in_expression()); + rcontext=wcontext=frame; { // take object or class from any wrappers @@ -784,17 +811,19 @@ void Request::execute(const Array& ops) } } -Value *Request::get_element() { +Value *Request::get_element(bool can_call_operator) { const String& name=POP_NAME(); Value *ncontext=POP(); - Value *value=ncontext->get_element(name); - if(!value) - if(Method* method=OP.get_method(name)) { // maybe operator? + Value *value=0; + if(can_call_operator) + if(Method* method=OP.get_method(name)) { // looking operator of that name FIRST // as if that method were in self and we have normal dynamic method here Junction& junction=*NEW Junction(pool(), *root, self->get_class(), method, 0,0,0,0); value=NEW VJunction(junction); } + if(!value) + value=ncontext->get_element(name); if(value) value=&process(*value, &name); // process possible code-junction else {