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<div class="title">interpreter.cpp</div>  </div>
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<div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">// -*- c-basic-offset: 2 -*-</span>
<a name="l00002"></a>00002 <span class="comment">/*</span>
<a name="l00003"></a>00003 <span class="comment"> *  This file is part of the KDE libraries</span>
<a name="l00004"></a>00004 <span class="comment"> *  Copyright (C) 1999-2001 Harri Porten (porten@kde.org)</span>
<a name="l00005"></a>00005 <span class="comment"> *  Copyright (C) 2001 Peter Kelly (pmk@post.com)</span>
<a name="l00006"></a>00006 <span class="comment"> *  Copyright (C) 2003 Apple Computer, Inc.</span>
<a name="l00007"></a>00007 <span class="comment"> *</span>
<a name="l00008"></a>00008 <span class="comment"> *  This library is free software; you can redistribute it and/or</span>
<a name="l00009"></a>00009 <span class="comment"> *  modify it under the terms of the GNU Library General Public</span>
<a name="l00010"></a>00010 <span class="comment"> *  License as published by the Free Software Foundation; either</span>
<a name="l00011"></a>00011 <span class="comment"> *  version 2 of the License, or (at your option) any later version.</span>
<a name="l00012"></a>00012 <span class="comment"> *</span>
<a name="l00013"></a>00013 <span class="comment"> *  This library is distributed in the hope that it will be useful,</span>
<a name="l00014"></a>00014 <span class="comment"> *  but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
<a name="l00015"></a>00015 <span class="comment"> *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU</span>
<a name="l00016"></a>00016 <span class="comment"> *  Library General Public License for more details.</span>
<a name="l00017"></a>00017 <span class="comment"> *</span>
<a name="l00018"></a>00018 <span class="comment"> *  You should have received a copy of the GNU Library General Public License</span>
<a name="l00019"></a>00019 <span class="comment"> *  along with this library; see the file COPYING.LIB.  If not, write to</span>
<a name="l00020"></a>00020 <span class="comment"> *  the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,</span>
<a name="l00021"></a>00021 <span class="comment"> *  Boston, MA 02110-1301, USA.</span>
<a name="l00022"></a>00022 <span class="comment"> *</span>
<a name="l00023"></a>00023 <span class="comment"> */</span>
<a name="l00024"></a>00024 
<a name="l00025"></a>00025 <span class="preprocessor">#include &quot;value.h&quot;</span>
<a name="l00026"></a>00026 <span class="preprocessor">#include &quot;object.h&quot;</span>
<a name="l00027"></a>00027 <span class="preprocessor">#include &quot;types.h&quot;</span>
<a name="l00028"></a>00028 <span class="preprocessor">#include &quot;interpreter.h&quot;</span>
<a name="l00029"></a>00029 
<a name="l00030"></a>00030 <span class="preprocessor">#include &lt;assert.h&gt;</span>
<a name="l00031"></a>00031 <span class="preprocessor">#include &lt;math.h&gt;</span>
<a name="l00032"></a>00032 <span class="preprocessor">#include &lt;stdio.h&gt;</span>
<a name="l00033"></a>00033 
<a name="l00034"></a>00034 <span class="preprocessor">#include &quot;internal.h&quot;</span>
<a name="l00035"></a>00035 <span class="preprocessor">#include &quot;collector.h&quot;</span>
<a name="l00036"></a>00036 <span class="preprocessor">#include &quot;operations.h&quot;</span>
<a name="l00037"></a>00037 <span class="preprocessor">#include &quot;error_object.h&quot;</span>
<a name="l00038"></a>00038 <span class="preprocessor">#include &quot;debugger.h&quot;</span>
<a name="l00039"></a>00039 <span class="preprocessor">#include &quot;nodes.h&quot;</span>
<a name="l00040"></a>00040 <span class="preprocessor">#include &quot;context.h&quot;</span>
<a name="l00041"></a>00041 
<a name="l00042"></a>00042 <span class="keyword">using namespace </span>KJS;
<a name="l00043"></a>00043 
<a name="l00044"></a>00044 <span class="comment">// ------------------------------ Context --------------------------------------</span>
<a name="l00045"></a>00045 
<a name="l00046"></a><a class="code" href="classKJS_1_1Context.html#a5f932a341f1c80d086ba0b648328b0dc">00046</a> <span class="keyword">const</span> <a class="code" href="classKJS_1_1ScopeChain.html" title="A scope chain object.">ScopeChain</a> &amp;<a class="code" href="classKJS_1_1Context.html#a5f932a341f1c80d086ba0b648328b0dc" title="Returns the scope chain for this execution context.">Context::scopeChain</a>()<span class="keyword"> const</span>
<a name="l00047"></a>00047 <span class="keyword"></span>{
<a name="l00048"></a>00048   <span class="keywordflow">return</span> rep-&gt;scopeChain();
<a name="l00049"></a>00049 }
<a name="l00050"></a>00050 
<a name="l00051"></a><a class="code" href="classKJS_1_1Context.html#a7d685607529ee43ab8c581cb778e129c">00051</a> <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> <a class="code" href="classKJS_1_1Context.html#a7d685607529ee43ab8c581cb778e129c" title="Returns the variable object for the execution context.">Context::variableObject</a>()<span class="keyword"> const</span>
<a name="l00052"></a>00052 <span class="keyword"></span>{
<a name="l00053"></a>00053   <span class="keywordflow">return</span> rep-&gt;variableObject();
<a name="l00054"></a>00054 }
<a name="l00055"></a>00055 
<a name="l00056"></a><a class="code" href="classKJS_1_1Context.html#a978fd092041c1f1e3befc1ca54fbcf8c">00056</a> <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> <a class="code" href="classKJS_1_1Context.html#a978fd092041c1f1e3befc1ca54fbcf8c" title="Returns the &quot;this&quot; value for the execution context.">Context::thisValue</a>()<span class="keyword"> const</span>
<a name="l00057"></a>00057 <span class="keyword"></span>{
<a name="l00058"></a>00058   <span class="keywordflow">return</span> rep-&gt;thisValue();
<a name="l00059"></a>00059 }
<a name="l00060"></a>00060 
<a name="l00061"></a><a class="code" href="classKJS_1_1Context.html#a2ab4d6d9ac5ce8158ed9736ae905ba74">00061</a> <span class="keyword">const</span> <a class="code" href="classKJS_1_1Context.html" title="Represents an execution context, as specified by section 10 of the ECMA spec.">Context</a> <a class="code" href="classKJS_1_1Context.html#a2ab4d6d9ac5ce8158ed9736ae905ba74" title="Returns the context from which the current context was invoked.">Context::callingContext</a>()<span class="keyword"> const</span>
<a name="l00062"></a>00062 <span class="keyword"></span>{
<a name="l00063"></a>00063   <span class="keywordflow">return</span> rep-&gt;callingContext();
<a name="l00064"></a>00064 }
<a name="l00065"></a>00065 
<a name="l00066"></a><a class="code" href="classKJS_1_1Context.html#aa2fdbe7609ccb27af3e694bc26b23a0a">00066</a> CodeType <a class="code" href="classKJS_1_1Context.html#aa2fdbe7609ccb27af3e694bc26b23a0a" title="The type of code being executed in this context.">Context::codeType</a>()<span class="keyword"> const</span>
<a name="l00067"></a>00067 <span class="keyword"></span>{
<a name="l00068"></a>00068   <span class="keywordflow">return</span> rep-&gt;codeType();
<a name="l00069"></a>00069 }
<a name="l00070"></a>00070 
<a name="l00071"></a><a class="code" href="classKJS_1_1Context.html#a681a3c4efee526fa72d1450641448b52">00071</a> <span class="keywordtype">int</span> <a class="code" href="classKJS_1_1Context.html#a681a3c4efee526fa72d1450641448b52" title="The identifier of the source code fragment containing the code being executed.">Context::sourceId</a>()<span class="keyword"> const</span>
<a name="l00072"></a>00072 <span class="keyword"></span>{
<a name="l00073"></a>00073   <span class="keywordflow">return</span> rep-&gt;sourceId;
<a name="l00074"></a>00074 }
<a name="l00075"></a>00075 
<a name="l00076"></a><a class="code" href="classKJS_1_1Context.html#ac6e871a99a7ee3507b659ee873ffbdac">00076</a> <span class="keywordtype">int</span> <a class="code" href="classKJS_1_1Context.html#ac6e871a99a7ee3507b659ee873ffbdac" title="The line number on which the current statement begins.">Context::curStmtFirstLine</a>()<span class="keyword"> const</span>
<a name="l00077"></a>00077 <span class="keyword"></span>{
<a name="l00078"></a>00078   <span class="keywordflow">return</span> rep-&gt;line0;
<a name="l00079"></a>00079 }
<a name="l00080"></a>00080 
<a name="l00081"></a><a class="code" href="classKJS_1_1Context.html#a311c6462b2ccdf34e1c610ff4620a32f">00081</a> <span class="keywordtype">int</span> <a class="code" href="classKJS_1_1Context.html#a311c6462b2ccdf34e1c610ff4620a32f" title="The line number on which the current statement ends.">Context::curStmtLastLine</a>()<span class="keyword"> const</span>
<a name="l00082"></a>00082 <span class="keyword"></span>{
<a name="l00083"></a>00083   <span class="keywordflow">return</span> rep-&gt;line1;
<a name="l00084"></a>00084 }
<a name="l00085"></a>00085 
<a name="l00086"></a><a class="code" href="classKJS_1_1Context.html#a57064b1129e2febb31112b27a39b20c3">00086</a> <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> <a class="code" href="classKJS_1_1Context.html#a57064b1129e2febb31112b27a39b20c3" title="In the case of FunctionCode, the function objects being called.">Context::function</a>()<span class="keyword"> const</span>
<a name="l00087"></a>00087 <span class="keyword"></span>{
<a name="l00088"></a>00088   <span class="keywordflow">return</span> <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a>(rep-&gt;function());
<a name="l00089"></a>00089 }
<a name="l00090"></a>00090 
<a name="l00091"></a><a class="code" href="classKJS_1_1Context.html#a2a9f5398ffa1f7a98371c5e102a70cfd">00091</a> <a class="code" href="classKJS_1_1Identifier.html" title="Represents an Identifier for a Javascript object.">Identifier</a> <a class="code" href="classKJS_1_1Context.html#a2a9f5398ffa1f7a98371c5e102a70cfd" title="In the case of FunctionCode, the name of the function being called.">Context::functionName</a>()<span class="keyword"> const</span>
<a name="l00092"></a>00092 <span class="keyword"></span>{
<a name="l00093"></a>00093   <span class="keywordflow">return</span> rep-&gt;functionName;
<a name="l00094"></a>00094 }
<a name="l00095"></a>00095 
<a name="l00096"></a><a class="code" href="classKJS_1_1Context.html#a70ad27926d09d095a4a21fa36afe2908">00096</a> <a class="code" href="classKJS_1_1List.html" title="Native list type.">List</a> <a class="code" href="classKJS_1_1Context.html#a70ad27926d09d095a4a21fa36afe2908" title="In the case of FunctionCode, the arguments passed to the function.">Context::args</a>()<span class="keyword"> const</span>
<a name="l00097"></a>00097 <span class="keyword"></span>{
<a name="l00098"></a>00098   <span class="keywordflow">return</span> rep-&gt;args;
<a name="l00099"></a>00099 }
<a name="l00100"></a>00100 
<a name="l00101"></a>00101 <span class="keywordtype">bool</span> KJS::operator==(<span class="keyword">const</span> <a class="code" href="classKJS_1_1Context.html" title="Represents an execution context, as specified by section 10 of the ECMA spec.">Context</a> &amp;c1, <span class="keyword">const</span> <a class="code" href="classKJS_1_1Context.html" title="Represents an execution context, as specified by section 10 of the ECMA spec.">Context</a> &amp;c2)
<a name="l00102"></a>00102 {
<a name="l00103"></a>00103   <span class="keywordflow">return</span> (c1.imp() == c2.imp());
<a name="l00104"></a>00104 }
<a name="l00105"></a>00105 
<a name="l00106"></a>00106 <span class="keywordtype">bool</span> KJS::operator!=(<span class="keyword">const</span> <a class="code" href="classKJS_1_1Context.html" title="Represents an execution context, as specified by section 10 of the ECMA spec.">Context</a> &amp;c1, <span class="keyword">const</span> <a class="code" href="classKJS_1_1Context.html" title="Represents an execution context, as specified by section 10 of the ECMA spec.">Context</a> &amp;c2)
<a name="l00107"></a>00107 {
<a name="l00108"></a>00108   <span class="keywordflow">return</span> (c1.imp() != c2.imp());
<a name="l00109"></a>00109 }
<a name="l00110"></a>00110 
<a name="l00111"></a>00111 <span class="comment">// ------------------------------ Interpreter ---------------------------------</span>
<a name="l00112"></a>00112 
<a name="l00113"></a><a class="code" href="classKJS_1_1Interpreter.html#a91cbdbe2a1b34acbd0230b1ad0f72651">00113</a> <a class="code" href="classKJS_1_1Interpreter.html#a9faf0dca72cd27223e5c447b580de2a5" title="Creates a new interpreter.">Interpreter::Interpreter</a>(<span class="keyword">const</span> <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> &amp;global)
<a name="l00114"></a>00114 {
<a name="l00115"></a>00115   rep = <span class="keyword">new</span> InterpreterImp(<span class="keyword">this</span>,global);
<a name="l00116"></a>00116 }
<a name="l00117"></a>00117 
<a name="l00118"></a><a class="code" href="classKJS_1_1Interpreter.html#a9faf0dca72cd27223e5c447b580de2a5">00118</a> <a class="code" href="classKJS_1_1Interpreter.html#a9faf0dca72cd27223e5c447b580de2a5" title="Creates a new interpreter.">Interpreter::Interpreter</a>()
<a name="l00119"></a>00119 {
<a name="l00120"></a>00120   <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> global(<span class="keyword">new</span> ObjectImp());
<a name="l00121"></a>00121   rep = <span class="keyword">new</span> InterpreterImp(<span class="keyword">this</span>,global);
<a name="l00122"></a>00122 }
<a name="l00123"></a>00123 
<a name="l00124"></a>00124 Interpreter::~Interpreter()
<a name="l00125"></a>00125 {
<a name="l00126"></a>00126   <span class="keyword">delete</span> rep;
<a name="l00127"></a>00127 }
<a name="l00128"></a>00128 
<a name="l00129"></a><a class="code" href="classKJS_1_1Interpreter.html#a6d4867616475f8bca54549e910ae1344">00129</a> <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> &amp;<a class="code" href="classKJS_1_1Interpreter.html#a6d4867616475f8bca54549e910ae1344" title="Returns the object that is used as the global object during all script execution performed by this in...">Interpreter::globalObject</a>()<span class="keyword"> const</span>
<a name="l00130"></a>00130 <span class="keyword"></span>{
<a name="l00131"></a>00131   <span class="keywordflow">return</span> rep-&gt;globalObject();
<a name="l00132"></a>00132 }
<a name="l00133"></a>00133 
<a name="l00134"></a>00134 <span class="keywordtype">void</span> Interpreter::initGlobalObject()
<a name="l00135"></a>00135 {
<a name="l00136"></a>00136   rep-&gt;initGlobalObject();
<a name="l00137"></a>00137 }
<a name="l00138"></a>00138 
<a name="l00139"></a>00139 <span class="keywordtype">void</span> Interpreter::lock()
<a name="l00140"></a>00140 {
<a name="l00141"></a>00141   InterpreterImp::lock();
<a name="l00142"></a>00142 }
<a name="l00143"></a>00143 
<a name="l00144"></a>00144 <span class="keywordtype">void</span> Interpreter::unlock()
<a name="l00145"></a>00145 {
<a name="l00146"></a>00146   InterpreterImp::unlock();
<a name="l00147"></a>00147 }
<a name="l00148"></a>00148 
<a name="l00149"></a><a class="code" href="classKJS_1_1Interpreter.html#aaeb5d4e2e8d30481851881a06f05a3e4">00149</a> <a class="code" href="classKJS_1_1ExecState.html" title="Represents the current state of script execution.">ExecState</a> *<a class="code" href="classKJS_1_1Interpreter.html#aaeb5d4e2e8d30481851881a06f05a3e4" title="Returns the execution state object which can be used to execute scripts using this interpreter at a t...">Interpreter::globalExec</a>()
<a name="l00150"></a>00150 {
<a name="l00151"></a>00151   <span class="keywordflow">return</span> rep-&gt;globalExec();
<a name="l00152"></a>00152 }
<a name="l00153"></a>00153 
<a name="l00154"></a><a class="code" href="classKJS_1_1Interpreter.html#a74fcc93c30dca80646d8a41c3c6f4509">00154</a> <span class="keywordtype">bool</span> <a class="code" href="classKJS_1_1Interpreter.html#a74fcc93c30dca80646d8a41c3c6f4509" title="Parses the supplied ECMAScript code and checks for syntax errors.">Interpreter::checkSyntax</a>(<span class="keyword">const</span> <a class="code" href="classKJS_1_1UString.html" title="Unicode string class.">UString</a> &amp;code, <span class="keywordtype">int</span> *errLine, <a class="code" href="classKJS_1_1UString.html" title="Unicode string class.">UString</a> *errMsg)
<a name="l00155"></a>00155 {
<a name="l00156"></a>00156   <span class="keywordflow">return</span> rep-&gt;checkSyntax(code,errLine,errMsg);
<a name="l00157"></a>00157 }
<a name="l00158"></a>00158 
<a name="l00159"></a><a class="code" href="classKJS_1_1Interpreter.html#a6160ffd2f1240e22e9039be23a25c801">00159</a> <span class="keywordtype">bool</span> <a class="code" href="classKJS_1_1Interpreter.html#a74fcc93c30dca80646d8a41c3c6f4509" title="Parses the supplied ECMAScript code and checks for syntax errors.">Interpreter::checkSyntax</a>(<span class="keyword">const</span> <a class="code" href="classKJS_1_1UString.html" title="Unicode string class.">UString</a> &amp;code)
<a name="l00160"></a>00160 {
<a name="l00161"></a>00161   <span class="keywordflow">return</span> rep-&gt;checkSyntax(code);
<a name="l00162"></a>00162 }
<a name="l00163"></a>00163 
<a name="l00164"></a><a class="code" href="classKJS_1_1Interpreter.html#a656d720cb34b3f614feaa67d4f6545ca">00164</a> <a class="code" href="classKJS_1_1Completion.html" title="Completion objects are used to convey the return status and value from functions.">Completion</a> <a class="code" href="classKJS_1_1Interpreter.html#a656d720cb34b3f614feaa67d4f6545ca" title="Evaluates the supplied ECMAScript code.">Interpreter::evaluate</a>(<span class="keyword">const</span> <a class="code" href="classKJS_1_1UString.html" title="Unicode string class.">UString</a> &amp;code, <span class="keyword">const</span> <a class="code" href="classKJS_1_1Value.html" title="Value objects are act as wrappers (&quot;smart pointers&quot;) around ValueImp objects and their descendents...">Value</a> &amp;thisV)
<a name="l00165"></a>00165 {
<a name="l00166"></a>00166   <span class="keywordflow">return</span> rep-&gt;evaluate(code,thisV);
<a name="l00167"></a>00167 }
<a name="l00168"></a>00168 
<a name="l00169"></a>00169 InterpreterImp *Interpreter::imp()
<a name="l00170"></a>00170 {
<a name="l00171"></a>00171   <span class="keywordflow">return</span> rep;
<a name="l00172"></a>00172 }
<a name="l00173"></a>00173 
<a name="l00174"></a><a class="code" href="classKJS_1_1Interpreter.html#ad467d009a322544d50af535549c9a18d">00174</a> <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> <a class="code" href="classKJS_1_1Interpreter.html#ad467d009a322544d50af535549c9a18d" title="Returns the builtin &quot;Object&quot; object.">Interpreter::builtinObject</a>()<span class="keyword"> const</span>
<a name="l00175"></a>00175 <span class="keyword"></span>{
<a name="l00176"></a>00176   <span class="keywordflow">return</span> rep-&gt;builtinObject();
<a name="l00177"></a>00177 }
<a name="l00178"></a>00178 
<a name="l00179"></a><a class="code" href="classKJS_1_1Interpreter.html#a9596e12e9e9ae5bcba0094365dbd26ec">00179</a> <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> <a class="code" href="classKJS_1_1Interpreter.html#a9596e12e9e9ae5bcba0094365dbd26ec" title="Returns the builtin &quot;Function&quot; object.">Interpreter::builtinFunction</a>()<span class="keyword"> const</span>
<a name="l00180"></a>00180 <span class="keyword"></span>{
<a name="l00181"></a>00181   <span class="keywordflow">return</span> rep-&gt;builtinFunction();
<a name="l00182"></a>00182 }
<a name="l00183"></a>00183 
<a name="l00184"></a><a class="code" href="classKJS_1_1Interpreter.html#a2f7e9fc6cb4e1e10f7b001cb7729d023">00184</a> <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> <a class="code" href="classKJS_1_1Interpreter.html#a2f7e9fc6cb4e1e10f7b001cb7729d023" title="Returns the builtin &quot;Array&quot; object.">Interpreter::builtinArray</a>()<span class="keyword"> const</span>
<a name="l00185"></a>00185 <span class="keyword"></span>{
<a name="l00186"></a>00186   <span class="keywordflow">return</span> rep-&gt;builtinArray();
<a name="l00187"></a>00187 }
<a name="l00188"></a>00188 
<a name="l00189"></a><a class="code" href="classKJS_1_1Interpreter.html#a033ecdebcc9c3e49acb659038fc6be2f">00189</a> <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> <a class="code" href="classKJS_1_1Interpreter.html#a033ecdebcc9c3e49acb659038fc6be2f" title="Returns the builtin &quot;Boolean&quot; object.">Interpreter::builtinBoolean</a>()<span class="keyword"> const</span>
<a name="l00190"></a>00190 <span class="keyword"></span>{
<a name="l00191"></a>00191   <span class="keywordflow">return</span> rep-&gt;builtinBoolean();
<a name="l00192"></a>00192 }
<a name="l00193"></a>00193 
<a name="l00194"></a><a class="code" href="classKJS_1_1Interpreter.html#a7920e625307cb936a3451533fc2b7c1e">00194</a> <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> <a class="code" href="classKJS_1_1Interpreter.html#a7920e625307cb936a3451533fc2b7c1e" title="Returns the builtin &quot;String&quot; object.">Interpreter::builtinString</a>()<span class="keyword"> const</span>
<a name="l00195"></a>00195 <span class="keyword"></span>{
<a name="l00196"></a>00196   <span class="keywordflow">return</span> rep-&gt;builtinString();
<a name="l00197"></a>00197 }
<a name="l00198"></a>00198 
<a name="l00199"></a><a class="code" href="classKJS_1_1Interpreter.html#adaca6baf31e48f80b44db8050a6db237">00199</a> <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> <a class="code" href="classKJS_1_1Interpreter.html#adaca6baf31e48f80b44db8050a6db237" title="Returns the builtin &quot;Number&quot; object.">Interpreter::builtinNumber</a>()<span class="keyword"> const</span>
<a name="l00200"></a>00200 <span class="keyword"></span>{
<a name="l00201"></a>00201   <span class="keywordflow">return</span> rep-&gt;builtinNumber();
<a name="l00202"></a>00202 }
<a name="l00203"></a>00203 
<a name="l00204"></a><a class="code" href="classKJS_1_1Interpreter.html#a6fd0ab80141d4983974e729298b5f3be">00204</a> <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> <a class="code" href="classKJS_1_1Interpreter.html#a6fd0ab80141d4983974e729298b5f3be" title="Returns the builtin &quot;Date&quot; object.">Interpreter::builtinDate</a>()<span class="keyword"> const</span>
<a name="l00205"></a>00205 <span class="keyword"></span>{
<a name="l00206"></a>00206   <span class="keywordflow">return</span> rep-&gt;builtinDate();
<a name="l00207"></a>00207 }
<a name="l00208"></a>00208 
<a name="l00209"></a><a class="code" href="classKJS_1_1Interpreter.html#ae4c66d318c8493caf8ed103ca2efb442">00209</a> <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> <a class="code" href="classKJS_1_1Interpreter.html#ae4c66d318c8493caf8ed103ca2efb442" title="Returns the builtin &quot;RegExp&quot; object.">Interpreter::builtinRegExp</a>()<span class="keyword"> const</span>
<a name="l00210"></a>00210 <span class="keyword"></span>{
<a name="l00211"></a>00211   <span class="keywordflow">return</span> rep-&gt;builtinRegExp();
<a name="l00212"></a>00212 }
<a name="l00213"></a>00213 
<a name="l00214"></a><a class="code" href="classKJS_1_1Interpreter.html#ac5426e7f4f5231bb95aaf677abdac5ee">00214</a> <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> <a class="code" href="classKJS_1_1Interpreter.html#ac5426e7f4f5231bb95aaf677abdac5ee" title="Returns the builtin &quot;Error&quot; object.">Interpreter::builtinError</a>()<span class="keyword"> const</span>
<a name="l00215"></a>00215 <span class="keyword"></span>{
<a name="l00216"></a>00216   <span class="keywordflow">return</span> rep-&gt;builtinError();
<a name="l00217"></a>00217 }
<a name="l00218"></a>00218 
<a name="l00219"></a><a class="code" href="classKJS_1_1Interpreter.html#ac3b61de9e5220f2322c28c8c06bbb7a5">00219</a> <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> <a class="code" href="classKJS_1_1Interpreter.html#ac3b61de9e5220f2322c28c8c06bbb7a5" title="Returns the builtin &quot;Object.prototype&quot; object.">Interpreter::builtinObjectPrototype</a>()<span class="keyword"> const</span>
<a name="l00220"></a>00220 <span class="keyword"></span>{
<a name="l00221"></a>00221   <span class="keywordflow">return</span> rep-&gt;builtinObjectPrototype();
<a name="l00222"></a>00222 }
<a name="l00223"></a>00223 
<a name="l00224"></a><a class="code" href="classKJS_1_1Interpreter.html#a4b90dee6a664e8f7cacca526b99c0613">00224</a> <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> <a class="code" href="classKJS_1_1Interpreter.html#a4b90dee6a664e8f7cacca526b99c0613" title="Returns the builtin &quot;Function.prototype&quot; object.">Interpreter::builtinFunctionPrototype</a>()<span class="keyword"> const</span>
<a name="l00225"></a>00225 <span class="keyword"></span>{
<a name="l00226"></a>00226   <span class="keywordflow">return</span> rep-&gt;builtinFunctionPrototype();
<a name="l00227"></a>00227 }
<a name="l00228"></a>00228 
<a name="l00229"></a><a class="code" href="classKJS_1_1Interpreter.html#aa24b5c50fa1f820510b3f7f8f8c01e57">00229</a> <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> <a class="code" href="classKJS_1_1Interpreter.html#aa24b5c50fa1f820510b3f7f8f8c01e57" title="Returns the builtin &quot;Array.prototype&quot; object.">Interpreter::builtinArrayPrototype</a>()<span class="keyword"> const</span>
<a name="l00230"></a>00230 <span class="keyword"></span>{
<a name="l00231"></a>00231   <span class="keywordflow">return</span> rep-&gt;builtinArrayPrototype();
<a name="l00232"></a>00232 }
<a name="l00233"></a>00233 
<a name="l00234"></a><a class="code" href="classKJS_1_1Interpreter.html#af669ef2547b7db4aa7f9452247a87677">00234</a> <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> <a class="code" href="classKJS_1_1Interpreter.html#af669ef2547b7db4aa7f9452247a87677" title="Returns the builtin &quot;Boolean.prototype&quot; object.">Interpreter::builtinBooleanPrototype</a>()<span class="keyword"> const</span>
<a name="l00235"></a>00235 <span class="keyword"></span>{
<a name="l00236"></a>00236   <span class="keywordflow">return</span> rep-&gt;builtinBooleanPrototype();
<a name="l00237"></a>00237 }
<a name="l00238"></a>00238 
<a name="l00239"></a><a class="code" href="classKJS_1_1Interpreter.html#a91d8ba94c381e43ce59ecbf618bd2ac3">00239</a> <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> <a class="code" href="classKJS_1_1Interpreter.html#a91d8ba94c381e43ce59ecbf618bd2ac3" title="Returns the builtin &quot;String.prototype&quot; object.">Interpreter::builtinStringPrototype</a>()<span class="keyword"> const</span>
<a name="l00240"></a>00240 <span class="keyword"></span>{
<a name="l00241"></a>00241   <span class="keywordflow">return</span> rep-&gt;builtinStringPrototype();
<a name="l00242"></a>00242 }
<a name="l00243"></a>00243 
<a name="l00244"></a><a class="code" href="classKJS_1_1Interpreter.html#abe07b8e3809048976edae972183e4e87">00244</a> <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> <a class="code" href="classKJS_1_1Interpreter.html#abe07b8e3809048976edae972183e4e87" title="Returns the builtin &quot;Number.prototype&quot; object.">Interpreter::builtinNumberPrototype</a>()<span class="keyword"> const</span>
<a name="l00245"></a>00245 <span class="keyword"></span>{
<a name="l00246"></a>00246   <span class="keywordflow">return</span> rep-&gt;builtinNumberPrototype();
<a name="l00247"></a>00247 }
<a name="l00248"></a>00248 
<a name="l00249"></a><a class="code" href="classKJS_1_1Interpreter.html#a1572761684c8789e56000e53c0b64a92">00249</a> <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> <a class="code" href="classKJS_1_1Interpreter.html#a1572761684c8789e56000e53c0b64a92" title="Returns the builtin &quot;Date.prototype&quot; object.">Interpreter::builtinDatePrototype</a>()<span class="keyword"> const</span>
<a name="l00250"></a>00250 <span class="keyword"></span>{
<a name="l00251"></a>00251   <span class="keywordflow">return</span> rep-&gt;builtinDatePrototype();
<a name="l00252"></a>00252 }
<a name="l00253"></a>00253 
<a name="l00254"></a><a class="code" href="classKJS_1_1Interpreter.html#a822c219a83cdf278b416c083097972f2">00254</a> <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> <a class="code" href="classKJS_1_1Interpreter.html#a822c219a83cdf278b416c083097972f2" title="Returns the builtin &quot;RegExp.prototype&quot; object.">Interpreter::builtinRegExpPrototype</a>()<span class="keyword"> const</span>
<a name="l00255"></a>00255 <span class="keyword"></span>{
<a name="l00256"></a>00256   <span class="keywordflow">return</span> rep-&gt;builtinRegExpPrototype();
<a name="l00257"></a>00257 }
<a name="l00258"></a>00258 
<a name="l00259"></a><a class="code" href="classKJS_1_1Interpreter.html#ad02aee98b852a7ae0621279b1ac6b6da">00259</a> <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> <a class="code" href="classKJS_1_1Interpreter.html#ad02aee98b852a7ae0621279b1ac6b6da" title="Returns the builtin &quot;Error.prototype&quot; object.">Interpreter::builtinErrorPrototype</a>()<span class="keyword"> const</span>
<a name="l00260"></a>00260 <span class="keyword"></span>{
<a name="l00261"></a>00261   <span class="keywordflow">return</span> rep-&gt;builtinErrorPrototype();
<a name="l00262"></a>00262 }
<a name="l00263"></a>00263 
<a name="l00264"></a><a class="code" href="classKJS_1_1Interpreter.html#aa3a2ce17664f47f38cb0b9dfd8f68d0b">00264</a> <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> <a class="code" href="classKJS_1_1Interpreter.html#aa3a2ce17664f47f38cb0b9dfd8f68d0b" title="The initial value of &quot;Error&quot; global property.">Interpreter::builtinEvalError</a>()<span class="keyword"> const</span>
<a name="l00265"></a>00265 <span class="keyword"></span>{
<a name="l00266"></a>00266   <span class="keywordflow">return</span> rep-&gt;builtinEvalError();
<a name="l00267"></a>00267 }
<a name="l00268"></a>00268 
<a name="l00269"></a>00269 <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> Interpreter::builtinRangeError()<span class="keyword"> const</span>
<a name="l00270"></a>00270 <span class="keyword"></span>{
<a name="l00271"></a>00271   <span class="keywordflow">return</span> rep-&gt;builtinRangeError();
<a name="l00272"></a>00272 }
<a name="l00273"></a>00273 
<a name="l00274"></a>00274 <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> Interpreter::builtinReferenceError()<span class="keyword"> const</span>
<a name="l00275"></a>00275 <span class="keyword"></span>{
<a name="l00276"></a>00276   <span class="keywordflow">return</span> rep-&gt;builtinReferenceError();
<a name="l00277"></a>00277 }
<a name="l00278"></a>00278 
<a name="l00279"></a>00279 <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> Interpreter::builtinSyntaxError()<span class="keyword"> const</span>
<a name="l00280"></a>00280 <span class="keyword"></span>{
<a name="l00281"></a>00281   <span class="keywordflow">return</span> rep-&gt;builtinSyntaxError();
<a name="l00282"></a>00282 }
<a name="l00283"></a>00283 
<a name="l00284"></a>00284 <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> Interpreter::builtinTypeError()<span class="keyword"> const</span>
<a name="l00285"></a>00285 <span class="keyword"></span>{
<a name="l00286"></a>00286   <span class="keywordflow">return</span> rep-&gt;builtinTypeError();
<a name="l00287"></a>00287 }
<a name="l00288"></a>00288 
<a name="l00289"></a>00289 <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> Interpreter::builtinURIError()<span class="keyword"> const</span>
<a name="l00290"></a>00290 <span class="keyword"></span>{
<a name="l00291"></a>00291   <span class="keywordflow">return</span> rep-&gt;builtinURIError();
<a name="l00292"></a>00292 }
<a name="l00293"></a>00293 
<a name="l00294"></a>00294 <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> Interpreter::builtinEvalErrorPrototype()<span class="keyword"> const</span>
<a name="l00295"></a>00295 <span class="keyword"></span>{
<a name="l00296"></a>00296   <span class="keywordflow">return</span> rep-&gt;builtinEvalErrorPrototype();
<a name="l00297"></a>00297 }
<a name="l00298"></a>00298 
<a name="l00299"></a>00299 <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> Interpreter::builtinRangeErrorPrototype()<span class="keyword"> const</span>
<a name="l00300"></a>00300 <span class="keyword"></span>{
<a name="l00301"></a>00301   <span class="keywordflow">return</span> rep-&gt;builtinRangeErrorPrototype();
<a name="l00302"></a>00302 }
<a name="l00303"></a>00303 
<a name="l00304"></a>00304 <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> Interpreter::builtinReferenceErrorPrototype()<span class="keyword"> const</span>
<a name="l00305"></a>00305 <span class="keyword"></span>{
<a name="l00306"></a>00306   <span class="keywordflow">return</span> rep-&gt;builtinReferenceErrorPrototype();
<a name="l00307"></a>00307 }
<a name="l00308"></a>00308 
<a name="l00309"></a>00309 <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> Interpreter::builtinSyntaxErrorPrototype()<span class="keyword"> const</span>
<a name="l00310"></a>00310 <span class="keyword"></span>{
<a name="l00311"></a>00311   <span class="keywordflow">return</span> rep-&gt;builtinSyntaxErrorPrototype();
<a name="l00312"></a>00312 }
<a name="l00313"></a>00313 
<a name="l00314"></a>00314 <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> Interpreter::builtinTypeErrorPrototype()<span class="keyword"> const</span>
<a name="l00315"></a>00315 <span class="keyword"></span>{
<a name="l00316"></a>00316   <span class="keywordflow">return</span> rep-&gt;builtinTypeErrorPrototype();
<a name="l00317"></a>00317 }
<a name="l00318"></a>00318 
<a name="l00319"></a>00319 <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> Interpreter::builtinURIErrorPrototype()<span class="keyword"> const</span>
<a name="l00320"></a>00320 <span class="keyword"></span>{
<a name="l00321"></a>00321   <span class="keywordflow">return</span> rep-&gt;builtinURIErrorPrototype();
<a name="l00322"></a>00322 }
<a name="l00323"></a>00323 
<a name="l00324"></a><a class="code" href="classKJS_1_1Interpreter.html#aa71b6122001e49c40c67cbaf57db7abf">00324</a> <span class="keywordtype">void</span> <a class="code" href="classKJS_1_1Interpreter.html#aa71b6122001e49c40c67cbaf57db7abf" title="Call this to enable a compatibility mode with another browser.">Interpreter::setCompatMode</a>(CompatMode mode)
<a name="l00325"></a>00325 {
<a name="l00326"></a>00326   rep-&gt;setCompatMode(mode);
<a name="l00327"></a>00327 }
<a name="l00328"></a>00328 
<a name="l00329"></a>00329 Interpreter::CompatMode Interpreter::compatMode()<span class="keyword"> const</span>
<a name="l00330"></a>00330 <span class="keyword"></span>{
<a name="l00331"></a>00331   <span class="keywordflow">return</span> rep-&gt;compatMode();
<a name="l00332"></a>00332 }
<a name="l00333"></a>00333 
<a name="l00334"></a><a class="code" href="classKJS_1_1Interpreter.html#a0afcdeb284f68f0788523bbd4647805c">00334</a> <span class="keywordtype">bool</span> <a class="code" href="classKJS_1_1Interpreter.html#a0afcdeb284f68f0788523bbd4647805c" title="Run the garbage collection.">Interpreter::collect</a>()
<a name="l00335"></a>00335 {
<a name="l00336"></a>00336   <span class="keywordflow">return</span> <a class="code" href="classKJS_1_1Interpreter.html#a0afcdeb284f68f0788523bbd4647805c" title="Run the garbage collection.">Collector::collect</a>();
<a name="l00337"></a>00337 }
<a name="l00338"></a>00338 
<a name="l00339"></a>00339 <span class="preprocessor">#ifdef KJS_DEBUG_MEM</span>
<a name="l00340"></a>00340 <span class="preprocessor"></span><span class="preprocessor">#include &quot;lexer.h&quot;</span>
<a name="l00341"></a>00341 <span class="keywordtype">void</span> Interpreter::finalCheck()
<a name="l00342"></a>00342 {
<a name="l00343"></a>00343   fprintf(stderr,<span class="stringliteral">&quot;Interpreter::finalCheck()\n&quot;</span>);
<a name="l00344"></a>00344   <span class="comment">// Garbage collect - as many times as necessary</span>
<a name="l00345"></a>00345   <span class="comment">// (we could delete an object which was holding another object, so</span>
<a name="l00346"></a>00346   <span class="comment">// the deref() will happen too late for deleting the impl of the 2nd object).</span>
<a name="l00347"></a>00347   <span class="keywordflow">while</span>( <a class="code" href="classKJS_1_1Collector.html#af5a69f9e35f2698694bbbac983eb5272" title="Run the garbage collection.">Collector::collect</a>() )
<a name="l00348"></a>00348     ;
<a name="l00349"></a>00349 
<a name="l00350"></a>00350   Node::finalCheck();
<a name="l00351"></a>00351   Collector::finalCheck();
<a name="l00352"></a>00352   Lexer::globalClear();
<a name="l00353"></a>00353   UString::globalClear();
<a name="l00354"></a>00354 }
<a name="l00355"></a>00355 <span class="preprocessor">#endif</span>
<a name="l00356"></a>00356 <span class="preprocessor"></span>
<a name="l00357"></a>00357 <span class="comment">// ------------------------------ ExecState --------------------------------------</span>
<a name="l00358"></a>00358 
<a name="l00359"></a>00359 <span class="keywordtype">void</span> ExecState::setException(<span class="keyword">const</span> <a class="code" href="classKJS_1_1Value.html" title="Value objects are act as wrappers (&quot;smart pointers&quot;) around ValueImp objects and their descendents...">Value</a> &amp;e)
<a name="l00360"></a>00360 {
<a name="l00361"></a>00361   <span class="keywordflow">if</span> (e.<a class="code" href="classKJS_1_1Value.html#acd8509ab6b7622c16fdf021803fdd2cb" title="Returns whether or not this is a valid value.">isValid</a>()) {
<a name="l00362"></a>00362     Debugger *dbg = _interpreter-&gt;imp()-&gt;debugger();
<a name="l00363"></a>00363     <span class="keywordflow">if</span> (dbg)
<a name="l00364"></a>00364       dbg-&gt;exception(<span class="keyword">this</span>,e,_context-&gt;inTryCatch());
<a name="l00365"></a>00365   }
<a name="l00366"></a>00366   _exception = e;
<a name="l00367"></a>00367 }
<a name="l00368"></a>00368 
<a name="l00369"></a>00369 <span class="keywordtype">void</span> ExecState::clearException()
<a name="l00370"></a>00370 {
<a name="l00371"></a>00371   terminate_request = <span class="keyword">false</span>;
<a name="l00372"></a>00372   _exception = <a class="code" href="classKJS_1_1Value.html" title="Value objects are act as wrappers (&quot;smart pointers&quot;) around ValueImp objects and their descendents...">Value</a>();
<a name="l00373"></a>00373 }
<a name="l00374"></a>00374 
<a name="l00375"></a>00375 <span class="keywordtype">bool</span> ExecState::terminate_request = <span class="keyword">false</span>;
<a name="l00376"></a>00376 
<a name="l00377"></a>00377 <span class="keyword">static</span> <span class="keywordtype">bool</span> defaultConfirm() { <span class="keywordflow">return</span> <span class="keyword">true</span>; }
<a name="l00378"></a>00378 
<a name="l00379"></a>00379 bool (*ExecState::confirmTerminate)() = defaultConfirm;
<a name="l00380"></a>00380 
<a name="l00381"></a>00381 <span class="keywordtype">bool</span> ExecState::hadException()
<a name="l00382"></a>00382 {
<a name="l00383"></a>00383   <span class="keywordflow">if</span> (terminate_request) {
<a name="l00384"></a>00384     terminate_request = <span class="keyword">false</span>;
<a name="l00385"></a>00385     <span class="keywordflow">if</span> (confirmTerminate())
<a name="l00386"></a>00386       _exception = <a class="code" href="classKJS_1_1Error.html#ad90381467b6e9fbae92c0975852048f2" title="Factory method for error objects.">Error::create</a>((<a class="code" href="classKJS_1_1ExecState.html" title="Represents the current state of script execution.">ExecState</a>*)<span class="keyword">this</span>);
<a name="l00387"></a>00387   }
<a name="l00388"></a>00388   <span class="keywordflow">return</span> _exception.<a class="code" href="classKJS_1_1Value.html#acd8509ab6b7622c16fdf021803fdd2cb" title="Returns whether or not this is a valid value.">isValid</a>();
<a name="l00389"></a>00389 }
<a name="l00390"></a>00390 
<a name="l00391"></a>00391 <span class="keywordtype">void</span> Interpreter::virtual_hook( <span class="keywordtype">int</span>, <span class="keywordtype">void</span>* )
<a name="l00392"></a>00392 { <span class="comment">/*BASE::virtual_hook( id, data );*/</span> }
<a name="l00393"></a>00393 
<a name="l00394"></a>00394 
<a name="l00395"></a><a class="code" href="classKJS_1_1ExecState.html#af210e5fad440d91a939e71ccb2bf6be7">00395</a> <a class="code" href="classKJS_1_1Interpreter.html" title="Interpreter objects can be used to evaluate ECMAScript code.">Interpreter</a> *<a class="code" href="classKJS_1_1ExecState.html#af210e5fad440d91a939e71ccb2bf6be7" title="Returns the interpreter associated with the current scope&#39;s global object.">ExecState::lexicalInterpreter</a>()<span class="keyword"> const</span>
<a name="l00396"></a>00396 <span class="keyword"></span>{
<a name="l00397"></a>00397   <span class="comment">// TODO: use proper implementation</span>
<a name="l00398"></a>00398 <span class="preprocessor">#if 1</span>
<a name="l00399"></a>00399 <span class="preprocessor"></span>  <span class="keywordflow">return</span> <a class="code" href="classKJS_1_1ExecState.html#a3b3a2b4b312b33a64beeb974c948201c" title="Returns the interpreter associated with this execution state.">dynamicInterpreter</a>();
<a name="l00400"></a>00400 <span class="preprocessor">#else</span>
<a name="l00401"></a>00401 <span class="preprocessor"></span>  <span class="keywordflow">if</span> (!_context) {
<a name="l00402"></a>00402     <span class="keywordflow">return</span> <a class="code" href="classKJS_1_1ExecState.html#a3b3a2b4b312b33a64beeb974c948201c" title="Returns the interpreter associated with this execution state.">dynamicInterpreter</a>();
<a name="l00403"></a>00403   }
<a name="l00404"></a>00404 
<a name="l00405"></a>00405   InterpreterImp *result = InterpreterImp::interpreterWithGlobalObject(_context-&gt;scopeChain().bottom());
<a name="l00406"></a>00406 
<a name="l00407"></a>00407   <span class="keywordflow">if</span> (!result) {
<a name="l00408"></a>00408     <span class="keywordflow">return</span> <a class="code" href="classKJS_1_1ExecState.html#a3b3a2b4b312b33a64beeb974c948201c" title="Returns the interpreter associated with this execution state.">dynamicInterpreter</a>();
<a name="l00409"></a>00409   }
<a name="l00410"></a>00410 
<a name="l00411"></a>00411   <span class="keywordflow">return</span> result-&gt;interpreter();
<a name="l00412"></a>00412 <span class="preprocessor">#endif</span>
<a name="l00413"></a>00413 <span class="preprocessor"></span>}
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