kjs Library API Documentation

interpreter.cpp

00001 // -*- c-basic-offset: 2 -*-
00002 /*
00003  *  This file is part of the KDE libraries
00004  *  Copyright (C) 1999-2001 Harri Porten (porten@kde.org)
00005  *  Copyright (C) 2001 Peter Kelly (pmk@post.com)
00006  *
00007  *  This library is free software; you can redistribute it and/or
00008  *  modify it under the terms of the GNU Lesser General Public
00009  *  License as published by the Free Software Foundation; either
00010  *  version 2 of the License, or (at your option) any later version.
00011  *
00012  *  This library is distributed in the hope that it will be useful,
00013  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
00014  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00015  *  Lesser General Public License for more details.
00016  *
00017  *  You should have received a copy of the GNU Lesser General Public License
00018  *  along with this library; see the file COPYING.LIB.  If not, write to
00019  *  the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
00020  *  Boston, MA 02111-1307, USA.
00021  *
00022  *  $Id: interpreter.cpp,v 1.12.2.2 2003/07/15 10:42:18 mueller Exp $
00023  */
00024 
00025 #include "value.h"
00026 #include "object.h"
00027 #include "types.h"
00028 #include "interpreter.h"
00029 
00030 #include <assert.h>
00031 #include <math.h>
00032 #include <stdio.h>
00033 
00034 #include "internal.h"
00035 #include "collector.h"
00036 #include "operations.h"
00037 #include "error_object.h"
00038 #include "nodes.h"
00039 
00040 using namespace KJS;
00041 
00042 // ------------------------------ Context --------------------------------------
00043 
00044 Context::Context(ContextImp *c)
00045 {
00046   rep = c;
00047 }
00048 
00049 Context::Context(const Context &c)
00050 {
00051   rep = c.rep;
00052 }
00053 
00054 Context& Context::operator=(const Context &c)
00055 {
00056   rep = c.rep;
00057   return *this;
00058 }
00059 
00060 Context::~Context()
00061 {
00062 }
00063 
00064 bool Context::isNull() const
00065 {
00066   return (rep == 0);
00067 }
00068 
00069 ContextImp *Context::imp() const
00070 {
00071   return rep;
00072 }
00073 
00074 const List Context::scopeChain() const
00075 {
00076   return rep->scopeChain();
00077 }
00078 
00079 Object Context::variableObject() const
00080 {
00081   return rep->variableObject();
00082 }
00083 
00084 Object Context::thisValue() const
00085 {
00086   return rep->thisValue();
00087 }
00088 
00089 const Context Context::callingContext() const
00090 {
00091   return rep->callingContext();
00092 }
00093 
00094 // ------------------------------ Interpreter ---------------------------------
00095 
00096 Interpreter::Interpreter(const Object &global)
00097 {
00098   rep = new InterpreterImp(this,global);
00099 }
00100 
00101 Interpreter::Interpreter()
00102 {
00103   Object global(new ObjectImp());
00104   rep = new InterpreterImp(this,global);
00105 }
00106 
00107 Interpreter::~Interpreter()
00108 {
00109   delete rep;
00110 }
00111 
00112 Object Interpreter::globalObject() const
00113 {
00114   return rep->globalObject();
00115 }
00116 
00117 void Interpreter::initGlobalObject()
00118 {
00119   rep->initGlobalObject();
00120 }
00121 
00122 ExecState *Interpreter::globalExec()
00123 {
00124   return rep->globalExec();
00125 }
00126 
00127 bool Interpreter::checkSyntax(const UString &code)
00128 {
00129   return rep->checkSyntax(code);
00130 }
00131 
00132 Completion Interpreter::evaluate(const UString &code, const Value &thisV)
00133 {
00134   return rep->evaluate(code,thisV);
00135 }
00136 
00137 InterpreterImp *Interpreter::imp()
00138 {
00139   return rep;
00140 }
00141 
00142 Object Interpreter::builtinObject() const
00143 {
00144   return rep->builtinObject();
00145 }
00146 
00147 Object Interpreter::builtinFunction() const
00148 {
00149   return rep->builtinFunction();
00150 }
00151 
00152 Object Interpreter::builtinArray() const
00153 {
00154   return rep->builtinArray();
00155 }
00156 
00157 Object Interpreter::builtinBoolean() const
00158 {
00159   return rep->builtinBoolean();
00160 }
00161 
00162 Object Interpreter::builtinString() const
00163 {
00164   return rep->builtinString();
00165 }
00166 
00167 Object Interpreter::builtinNumber() const
00168 {
00169   return rep->builtinNumber();
00170 }
00171 
00172 Object Interpreter::builtinDate() const
00173 {
00174   return rep->builtinDate();
00175 }
00176 
00177 Object Interpreter::builtinRegExp() const
00178 {
00179   return rep->builtinRegExp();
00180 }
00181 
00182 Object Interpreter::builtinError() const
00183 {
00184   return rep->builtinError();
00185 }
00186 
00187 Object Interpreter::builtinObjectPrototype() const
00188 {
00189   return rep->builtinObjectPrototype();
00190 }
00191 
00192 Object Interpreter::builtinFunctionPrototype() const
00193 {
00194   return rep->builtinFunctionPrototype();
00195 }
00196 
00197 Object Interpreter::builtinArrayPrototype() const
00198 {
00199   return rep->builtinArrayPrototype();
00200 }
00201 
00202 Object Interpreter::builtinBooleanPrototype() const
00203 {
00204   return rep->builtinBooleanPrototype();
00205 }
00206 
00207 Object Interpreter::builtinStringPrototype() const
00208 {
00209   return rep->builtinStringPrototype();
00210 }
00211 
00212 Object Interpreter::builtinNumberPrototype() const
00213 {
00214   return rep->builtinNumberPrototype();
00215 }
00216 
00217 Object Interpreter::builtinDatePrototype() const
00218 {
00219   return rep->builtinDatePrototype();
00220 }
00221 
00222 Object Interpreter::builtinRegExpPrototype() const
00223 {
00224   return rep->builtinRegExpPrototype();
00225 }
00226 
00227 Object Interpreter::builtinErrorPrototype() const
00228 {
00229   return rep->builtinErrorPrototype();
00230 }
00231 
00232 Object Interpreter::builtinEvalError() const
00233 {
00234   return rep->builtinEvalError();
00235 }
00236 
00237 Object Interpreter::builtinRangeError() const
00238 {
00239   return rep->builtinRangeError();
00240 }
00241 
00242 Object Interpreter::builtinReferenceError() const
00243 {
00244   return rep->builtinReferenceError();
00245 }
00246 
00247 Object Interpreter::builtinSyntaxError() const
00248 {
00249   return rep->builtinSyntaxError();
00250 }
00251 
00252 Object Interpreter::builtinTypeError() const
00253 {
00254   return rep->builtinTypeError();
00255 }
00256 
00257 Object Interpreter::builtinURIError() const
00258 {
00259   return rep->builtinURIError();
00260 }
00261 
00262 Object Interpreter::builtinEvalErrorPrototype() const
00263 {
00264   return rep->builtinEvalErrorPrototype();
00265 }
00266 
00267 Object Interpreter::builtinRangeErrorPrototype() const
00268 {
00269   return rep->builtinRangeErrorPrototype();
00270 }
00271 
00272 Object Interpreter::builtinReferenceErrorPrototype() const
00273 {
00274   return rep->builtinReferenceErrorPrototype();
00275 }
00276 
00277 Object Interpreter::builtinSyntaxErrorPrototype() const
00278 {
00279   return rep->builtinSyntaxErrorPrototype();
00280 }
00281 
00282 Object Interpreter::builtinTypeErrorPrototype() const
00283 {
00284   return rep->builtinTypeErrorPrototype();
00285 }
00286 
00287 Object Interpreter::builtinURIErrorPrototype() const
00288 {
00289   return rep->builtinURIErrorPrototype();
00290 }
00291 
00292 void Interpreter::setCompatMode(CompatMode mode)
00293 {
00294   rep->setCompatMode(mode);
00295 }
00296 
00297 Interpreter::CompatMode Interpreter::compatMode() const
00298 {
00299   return rep->compatMode();
00300 }
00301 
00302 bool Interpreter::collect()
00303 {
00304   return Collector::collect();
00305 }
00306 
00307 #ifdef KJS_DEBUG_MEM
00308 #include "lexer.h"
00309 void Interpreter::finalCheck()
00310 {
00311   fprintf(stderr,"Interpreter::finalCheck()\n");
00312   // Garbage collect - as many times as necessary
00313   // (we could delete an object which was holding another object, so
00314   // the deref() will happen too late for deleting the impl of the 2nd object).
00315   while( Collector::collect() )
00316     ;
00317 
00318   fprintf(stderr,"ListImp::count = %d\n", KJS::ListImp::count);
00319   Node::finalCheck();
00320   Collector::finalCheck();
00321   Lexer::globalClear();
00322   List::globalClear();
00323   UString::globalClear();
00324 }
00325 #endif
00326 
00327 // ------------------------------ ExecState --------------------------------------
00328 
00329 namespace KJS {
00330   class ExecStateImp
00331   {
00332   public:
00333     ExecStateImp(Interpreter *interp, ContextImp *con)
00334       : interpreter(interp), context(con) {};
00335     Interpreter *interpreter;
00336     ContextImp *context;
00337     Value exception;
00338   };
00339 }
00340 
00341 ExecState::~ExecState()
00342 {
00343   delete rep;
00344 }
00345 
00346 Interpreter *ExecState::interpreter() const
00347 {
00348   return rep->interpreter;
00349 }
00350 
00351 const Context ExecState::context() const
00352 {
00353   return rep->context;
00354 }
00355 
00356 void ExecState::setException(const Value &e)
00357 {
00358   rep->exception = e;
00359 }
00360 
00361 void ExecState::clearException()
00362 {
00363   terminate_request = false;
00364   rep->exception = Value();
00365 }
00366 
00367 Value ExecState::exception() const
00368 {
00369   return rep->exception;
00370 }
00371 
00372 bool ExecState::terminate_request = false;
00373 
00374 bool ExecState::hadException() const
00375 {
00376   if (terminate_request)
00377       rep->exception = Error::create((ExecState*)this);
00378   return rep->exception.isValid();
00379 }
00380 
00381 ExecState::ExecState(Interpreter *interp, ContextImp *con)
00382 {
00383   rep = new ExecStateImp(interp,con);
00384 }
00385 
00386 void Interpreter::virtual_hook( int, void* )
00387 { /*BASE::virtual_hook( id, data );*/ }
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This file is part of the documentation for kdelibs Version 3.1.5.
Documentation copyright © 1996-2002 the KDE developers.
Generated on Wed Jan 28 13:08:27 2004 by doxygen 1.3.4 written by Dimitri van Heesch, © 1997-2001