--- parser3/src/main/compile.y 2001/10/31 13:07:35 1.173 +++ parser3/src/main/compile.y 2002/02/07 15:48:59 1.180 @@ -5,7 +5,7 @@ Copyright (c) 2001 ArtLebedev Group (http://www.artlebedev.com) Author: Alexander Petrosyan (http://design.ru/paf) - $Id: compile.y,v 1.173 2001/10/31 13:07:35 paf Exp $ + $Id: compile.y,v 1.180 2002/02/07 15:48:59 paf Exp $ */ /** @@ -252,13 +252,20 @@ name_without_curly_rdive_read: name_with $$=N(POOL); Array *diving_code=$1; const String *first_name=LA2S(diving_code); + // self.xxx... -> xxx... + // OP_VALUE+string+OP_GET_ELEMENT+... -> OP_WITH_SELF+... if(first_name && *first_name==SELF_ELEMENT_NAME) { O($$, OP_WITH_SELF); /* stack: starting context */ P($$, diving_code, /* skip over... */ - diving_code->size()>2?3/*OP_+string+get_element*/:2/*OP_+string*/); + diving_code->size()>=3?3/*OP_VALUE+string+OP_GET_ELEMENTx*/:2/*OP_+string*/); } else { O($$, OP_WITH_READ); /* stack: starting context */ + + // ^if ELEMENT -> ^if ELEMENT_OR_OPERATOR + // OP_VALUE+string+OP_GET_ELEMENT. -> OP_VALUE+string+OP_GET_ELEMENT_OR_OPERATOR. + if(PC.in_call_value && diving_code->size()==3) + diving_code->put_int(2, OP_GET_ELEMENT_OR_OPERATOR); P($$, diving_code); } /* diving code; stack: current context */ @@ -280,11 +287,13 @@ name_expr_wdive_root: name_expr_dive_cod $$=N(POOL); Array *diving_code=$1; const String *first_name=LA2S(diving_code); + // $self.xxx... -> $xxx... + // OP_VALUE+string+OP_GET_ELEMENT+... -> OP_WITH_SELF+... if(first_name && *first_name==SELF_ELEMENT_NAME) { O($$, OP_WITH_SELF); /* stack: starting context */ P($$, diving_code, /* skip over... */ - diving_code->size()>2?3/*OP_+string+get_element*/:2/*OP_+string*/); + diving_code->size()>=3?3/*OP_VALUE+string+OP_GET_ELEMENTx*/:2/*OP_+string*/); } else { O($$, OP_WITH_ROOT); /* stack: starting context */ P($$, diving_code); @@ -341,8 +350,12 @@ call: call_value { $$=$1; /* stack: value */ O($$, OP_WRITE_VALUE); /* value=pop; wcontext.write(value) */ }; -call_value: '^' { PC.object_constructor_allowed=true } - call_name { PC.object_constructor_allowed=false } +call_value: '^' { + PC.in_call_value=true; + } + call_name { + PC.in_call_value=false; + } store_params EON { /* ^field.$method{vasya} */ $$=$3; /* with_xxx,diving code; stack: context,method_junction */ O($$, OP_GET_METHOD_FRAME); /* stack: context,method_frame */ @@ -409,6 +422,9 @@ name_expr_dive_code: name_expr_value | n name_path: name_step | name_path name_step { $$=$1; P($$, $2) }; name_step: name_advance1 '.'; name_advance1: name_expr_value { + // we know that name_advance1 not called from ^xxx context + // so we'll not check for operator call possibility as we do in name_advance2 + /* stack: context */ $$=$1; /* stack: context,name */ O($$, OP_GET_ELEMENT); /* name=pop; context=pop; stack: context.get_element(name) */ @@ -465,7 +481,7 @@ class_static_prefix: STRING ':' { }; class_constructor_prefix: class_static_prefix ':' { $$=$1; - if(!PC.object_constructor_allowed) { + if(!PC.in_call_value) { strcpy(PC.error, ":: not allowed here"); YYERROR; } @@ -505,8 +521,8 @@ expr: | expr '&' expr { $$=$1; P($$, $3); O($$, OP_BIN_AND) } | expr '|' expr { $$=$1; P($$, $3); O($$, OP_BIN_OR) } | expr '#' expr { $$=$1; P($$, $3); O($$, OP_BIN_XOR) } -| expr "&&" expr { $$=$1; P($$, $3); O($$, OP_LOG_AND) } -| expr "||" expr { $$=$1; P($$, $3); O($$, OP_LOG_OR) } +| expr "&&" expr { $$=$1; PNC($$, $3); O($$, OP_LOG_AND) } +| expr "||" expr { $$=$1; PNC($$, $3); O($$, OP_LOG_OR) } | expr "##" expr { $$=$1; P($$, $3); O($$, OP_LOG_XOR) } | expr '<' expr { $$=$1; P($$, $3); O($$, OP_NUM_LT) } | expr '>' expr { $$=$1; P($$, $3); O($$, OP_NUM_GT) } @@ -560,7 +576,7 @@ empty: /* empty */ { $$=N(POOL) }; */ static int yylex(YYSTYPE *lvalp, void *pc) { - #define lexical_brackets_nestage PC.brackets_nestages[PC.sp] + #define lexical_brackets_nestage PC.brackets_nestages[PC.ls_sp] #define RC {result=c; goto break2; } register int c; @@ -587,10 +603,16 @@ static int yylex(YYSTYPE *lvalp, void *p PC.col++; if(c=='@' && PC.col==0+1) { + if(PC.ls==LS_DEF_SPECIAL_BODY) { + // @SPECIAL + // ... + // @