--- parser3/src/main/compile.C 2001/02/21 11:13:16 1.7 +++ parser3/src/main/compile.C 2001/07/24 12:26:22 1.41 @@ -1,12 +1,17 @@ -/* - $Id: compile.C,v 1.7 2001/02/21 11:13:16 paf Exp $ +/** @file + Parser: compiler part of request class. + + Copyright (c) 2001 ArtLebedev Group (http://www.artlebedev.com) + + Author: Alexander Petrosyan (http://design.ru/paf) */ +static const char *RCSId="$Id: compile.C,v 1.41 2001/07/24 12:26:22 parser Exp $"; +#include "pa_opcode.h" +#include "pa_request.h" #include "pa_string.h" #include "pa_array.h" -#include "code.h" #include "compile_tools.h" -#include "compile.h" #include "pa_exception.h" #include @@ -14,18 +19,29 @@ extern int yydebug; extern int yyparse (void *); -Array *real_compile(COMPILE_PARAMS) { - if(!source) - return 0; - - Pool& pool=request.pool(); - +VStateless_class& Request::real_compile(COMPILE_PARAMS) { // prepare to parse struct parse_control pc; + // input - pc.pool=&pool; - pc.methods=new(pool) Array(pool); - // create new 'name' vclass, add it to request's classes + pc.pool=&pool(); + pc.request=this; + VStateless_class *cclass; + if(aclass) // we were told the class to compile to? + cclass=aclass; // yes, remember it [used in ^process] + else if(name) { // we were told the name of compiled class? + // yes. create it + cclass=NEW VClass(pool()); + // defaulting base. may change with @BASE + // dont use ?: for there would be getting & of temp object + if(base_class) + cclass->set_base(*base_class); + classes().put(*name, cclass); + cclass->set_name(*name); + } else + cclass=&OP; // until changed with @CLASS would consider operators loading + pc.cclass=cclass; + pc.source=source; #ifndef NO_STRING_ORIGIN pc.file=file; @@ -33,17 +49,23 @@ Array *real_compile(COMPILE_PARAMS) { #endif // initialise state pc.pending_state=0; - pc.string=new(pool) String(pool); + pc.string=NEW String(pool()); pc.ls=LS_USER; pc.sp=0; - // parse! + // parse=compile! yydebug=1; - if(yyparse(&pc)) // error? - request.exception().raise(0,0, + if(yyparse(&pc)) { // error? + if(pc.col==0) { // expecting something after EOL means they've expected it BEFORE + // step back. -1 col means EOL + pc.line--; + pc.col=-1; + } + THROW(0,0, 0, - "%s @%s[%d:%d]", pc.error, file, 1+pc.line, pc.col/*already+1*/); + "%s(%d:%d): %s", file, 1+pc.line, pc.col, pc.error); + } // result - return pc.methods; + return *pc.cclass; }