--- parser3/src/main/compile.y 2001/07/25 12:18:23 1.153 +++ parser3/src/main/compile.y 2001/07/26 10:47:02 1.154 @@ -6,7 +6,7 @@ Author: Alexander Petrosyan (http://design.ru/paf) */ %{ -static char *RCSId="$Id: compile.y,v 1.153 2001/07/25 12:18:23 parser Exp $"; +static char *RCSId="$Id: compile.y,v 1.154 2001/07/26 10:47:02 parser Exp $"; /** @todo parser4: @@ -247,7 +247,6 @@ get_name_value: name_without_curly_rdive name_in_curly_rdive: '{' name_without_curly_rdive '}' { $$=$2 }; name_without_curly_rdive: name_without_curly_rdive_read -| name_without_curly_rdive_root | name_without_curly_rdive_class; name_without_curly_rdive_read: name_without_curly_rdive_code { $$=N(POOL); @@ -264,12 +263,7 @@ name_without_curly_rdive_read: name_with } /* diving code; stack: current context */ }; -name_without_curly_rdive_root: ':' name_without_curly_rdive_code { - $$=N(POOL); - O($$, OP_WITH_ROOT); /* stack: starting context */ - P($$, $2); /* diving code; stack: current context */ -}; -name_without_curly_rdive_class: class_prefix name_without_curly_rdive_code { $$=$1; P($$, $2) }; +name_without_curly_rdive_class: class_prefix_get name_without_curly_rdive_code { $$=$1; P($$, $2) }; name_without_curly_rdive_code: name_advance2 | name_path name_advance2 { $$=$1; P($$, $2) }; /* put */ @@ -280,7 +274,6 @@ put: '$' name_expr_wdive construct { }; name_expr_wdive: name_expr_wdive_write -| name_expr_wdive_root | name_expr_wdive_class; name_expr_wdive_write: name_expr_dive_code { $$=N(POOL); @@ -297,12 +290,7 @@ name_expr_wdive_write: name_expr_dive_co } /* diving code; stack: current context */ }; -name_expr_wdive_root: ':' name_expr_dive_code { - $$=N(POOL); - O($$, OP_WITH_ROOT); /* stack: starting context */ - P($$, $2); /* diving code; stack: context,name */ -}; -name_expr_wdive_class: class_prefix name_expr_dive_code { $$=$1; P($$, $2) }; +name_expr_wdive_class: class_prefix_get name_expr_dive_code { $$=$1; P($$, $2) }; construct: construct_square | @@ -347,18 +335,22 @@ call: call_value { $$=$1; /* stack: value */ O($$, OP_WRITE_VALUE); /* value=pop; wcontext.write(value) */ }; -call_value: '^' call_name store_params EON { /* ^field.$method{vasya} */ - $$=$2; /* with_xxx,diving code; stack: context,method_junction */ +call_value: '^' { PC.object_constructor_allowed=true } + call_name { PC.object_constructor_allowed=false } + store_params EON { /* ^field.$method{vasya} */ + $$=$3; /* with_xxx,diving code; stack: context,method_junction */ O($$, OP_GET_METHOD_FRAME); /* stack: context,method_frame */ - YYSTYPE params_code=$3; + YYSTYPE params_code=$5; if(params_code->size()==3) // probably [] case. [OP_VALUE + Void + STORE_PARAM] if(Value *value=LA2V(params_code)) // it is OP_VALUE + value? if(!value->is_defined()) // value is VVoid? params_code=0; // ^zzz[] case. don't append lone empty param. if(params_code) P($$, params_code); // filling method_frame.store_params - O($$, OP_CALL); // method_frame=pop; ncontext=pop; call(ncontext,method_frame) stack: value + O($$, + PC.object_constructing?(PC.object_constructing=false),OP_CALL_CONSTRUCTOR: + OP_CALL_METHOD); // method_frame=pop; ncontext=pop; call(ncontext,method_frame) stack: value }; call_name: name_without_curly_rdive; @@ -441,27 +433,34 @@ name_expr_with_subvar_value: STRING subv P($$, $2); O($$, OP_REDUCE_EWPOOL); }; -subvar_ref_name_rdive: subvar_ref_name_rdive_read | subvar_ref_name_rdive_root; -subvar_ref_name_rdive_read: STRING { +subvar_ref_name_rdive: STRING { $$=N(POOL); O($$, OP_WITH_READ); P($$, $1); }; -subvar_ref_name_rdive_root: ':' STRING { - $$=N(POOL); - O($$, OP_WITH_ROOT); - P($$, $2); -}; subvar_get_writes: subvar__get_write | subvar_get_writes subvar__get_write { $$=$1; P($$, $2) }; subvar__get_write: '$' subvar_ref_name_rdive { $$=$2; O($$, OP_GET_ELEMENT__WRITE); }; -class_prefix: STRING ':' { +class_prefix_get: class_prefix { $$=$1; // stack: class name string O($$, OP_GET_CLASS); }; +class_prefix: + class_static_prefix +| class_constructor_prefix +; +class_static_prefix: STRING ':'; +class_constructor_prefix: STRING ':' ':' { + $$=$1; + if(!PC.object_constructor_allowed) { + strcpy(PC.error, ":: not allowed here"); + YYERROR; + } + PC.object_constructing=true; +}; /* expr */