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<div class="title">function.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) 1999-2002 Harri Porten (porten@kde.org)</span>
<a name="l00005"></a>00005 <span class="comment"> * Copyright (C) 2001,2003 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 "function.h"</span>
<a name="l00026"></a>00026
<a name="l00027"></a>00027 <span class="preprocessor">#include "internal.h"</span>
<a name="l00028"></a>00028 <span class="preprocessor">#include "function_object.h"</span>
<a name="l00029"></a>00029 <span class="preprocessor">#include "lexer.h"</span>
<a name="l00030"></a>00030 <span class="preprocessor">#include "nodes.h"</span>
<a name="l00031"></a>00031 <span class="preprocessor">#include "operations.h"</span>
<a name="l00032"></a>00032 <span class="preprocessor">#include "debugger.h"</span>
<a name="l00033"></a>00033 <span class="preprocessor">#include "context.h"</span>
<a name="l00034"></a>00034
<a name="l00035"></a>00035 <span class="preprocessor">#include <stdio.h></span>
<a name="l00036"></a>00036 <span class="preprocessor">#include <errno.h></span>
<a name="l00037"></a>00037 <span class="preprocessor">#include <stdlib.h></span>
<a name="l00038"></a>00038 <span class="preprocessor">#include <assert.h></span>
<a name="l00039"></a>00039 <span class="preprocessor">#include <string.h></span>
<a name="l00040"></a>00040 <span class="preprocessor">#include <math.h></span>
<a name="l00041"></a>00041 <span class="preprocessor">#include <ctype.h></span>
<a name="l00042"></a>00042
<a name="l00043"></a>00043 <span class="keyword">using namespace </span>KJS;
<a name="l00044"></a>00044
<a name="l00045"></a>00045 <span class="comment">// ------------------------- URI handling functions ---------------------------</span>
<a name="l00046"></a>00046
<a name="l00047"></a>00047 <span class="comment">// ECMA 15.1.3</span>
<a name="l00048"></a>00048 <a class="code" href="classKJS_1_1UString.html" title="Unicode string class.">UString</a> encodeURI(<a class="code" href="classKJS_1_1ExecState.html" title="Represents the current state of script execution.">ExecState</a> *exec, <a class="code" href="classKJS_1_1UString.html" title="Unicode string class.">UString</a> <span class="keywordtype">string</span>, <a class="code" href="classKJS_1_1UString.html" title="Unicode string class.">UString</a> unescapedSet)
<a name="l00049"></a>00049 {
<a name="l00050"></a>00050 <span class="keywordtype">char</span> hexdigits[] = <span class="stringliteral">"0123456789ABCDEF"</span>;
<a name="l00051"></a>00051 <span class="keywordtype">int</span> encbufAlloc = 2;
<a name="l00052"></a>00052 <a class="code" href="structKJS_1_1UChar.html" title="Unicode character.">UChar</a> *encbuf = (<a class="code" href="structKJS_1_1UChar.html" title="Unicode character.">UChar</a>*)malloc(encbufAlloc*<span class="keyword">sizeof</span>(<a class="code" href="structKJS_1_1UChar.html" title="Unicode character.">UChar</a>));
<a name="l00053"></a>00053 <span class="keywordtype">int</span> encbufLen = 0;
<a name="l00054"></a>00054
<a name="l00055"></a>00055 <span class="keywordflow">for</span> (<span class="keywordtype">int</span> k = 0; k < <span class="keywordtype">string</span>.size(); k++) {
<a name="l00056"></a>00056
<a name="l00057"></a>00057 <a class="code" href="structKJS_1_1UChar.html" title="Unicode character.">UChar</a> C = <span class="keywordtype">string</span>[k];
<a name="l00058"></a>00058 <span class="keywordflow">if</span> (unescapedSet.<a class="code" href="classKJS_1_1UString.html#a8a7e8222f9166800c8250cb02b0d717a">find</a>(C) >= 0) {
<a name="l00059"></a>00059 <span class="keywordflow">if</span> (encbufLen+1 >= encbufAlloc)
<a name="l00060"></a>00060 encbuf = (<a class="code" href="structKJS_1_1UChar.html" title="Unicode character.">UChar</a>*)realloc(encbuf,(encbufAlloc *= 2)*<span class="keyword">sizeof</span>(<a class="code" href="structKJS_1_1UChar.html" title="Unicode character.">UChar</a>));
<a name="l00061"></a>00061 encbuf[encbufLen++] = C;
<a name="l00062"></a>00062 }
<a name="l00063"></a>00063 <span class="keywordflow">else</span> {
<a name="l00064"></a>00064 <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> octets[4];
<a name="l00065"></a>00065 <span class="keywordtype">int</span> octets_len = 0;
<a name="l00066"></a>00066 <span class="keywordflow">if</span> (C.uc <= 0x007F) {
<a name="l00067"></a>00067 <span class="keywordtype">unsigned</span> <span class="keywordtype">short</span> zzzzzzz = C.uc;
<a name="l00068"></a>00068 octets[0] = zzzzzzz;
<a name="l00069"></a>00069 octets_len = 1;
<a name="l00070"></a>00070 }
<a name="l00071"></a>00071 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (C.uc <= 0x07FF) {
<a name="l00072"></a>00072 <span class="keywordtype">unsigned</span> <span class="keywordtype">short</span> zzzzzz = C.uc & 0x3F;
<a name="l00073"></a>00073 <span class="keywordtype">unsigned</span> <span class="keywordtype">short</span> yyyyy = (C.uc >> 6) & 0x1F;
<a name="l00074"></a>00074 octets[0] = 0xC0 | yyyyy;
<a name="l00075"></a>00075 octets[1] = 0x80 | zzzzzz;
<a name="l00076"></a>00076 octets_len = 2;
<a name="l00077"></a>00077 }
<a name="l00078"></a>00078 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (C.uc >= 0xD800 && C.uc <= 0xDBFF) {
<a name="l00079"></a>00079
<a name="l00080"></a>00080 <span class="comment">// we need two chars</span>
<a name="l00081"></a>00081 <span class="keywordflow">if</span> (k + 1 >= <span class="keywordtype">string</span>.size()) {
<a name="l00082"></a>00082 <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> err = <a class="code" href="classKJS_1_1Error.html#ad90381467b6e9fbae92c0975852048f2" title="Factory method for error objects.">Error::create</a>(exec,URIError);
<a name="l00083"></a>00083 exec->setException(err);
<a name="l00084"></a>00084 free(encbuf);
<a name="l00085"></a>00085 <span class="keywordflow">return</span> <a class="code" href="classKJS_1_1UString.html" title="Unicode string class.">UString</a>(<span class="stringliteral">""</span>);
<a name="l00086"></a>00086 }
<a name="l00087"></a>00087
<a name="l00088"></a>00088 <span class="keywordtype">unsigned</span> <span class="keywordtype">short</span> Cnext = <a class="code" href="structKJS_1_1UChar.html" title="Unicode character.">UChar</a>(<span class="keywordtype">string</span>[++k]).uc;
<a name="l00089"></a>00089
<a name="l00090"></a>00090 <span class="keywordflow">if</span> (Cnext < 0xDC00 || Cnext > 0xDFFF) {
<a name="l00091"></a>00091 <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> err = <a class="code" href="classKJS_1_1Error.html#ad90381467b6e9fbae92c0975852048f2" title="Factory method for error objects.">Error::create</a>(exec,URIError);
<a name="l00092"></a>00092 exec->setException(err);
<a name="l00093"></a>00093 free(encbuf);
<a name="l00094"></a>00094 <span class="keywordflow">return</span> <a class="code" href="classKJS_1_1UString.html" title="Unicode string class.">UString</a>(<span class="stringliteral">""</span>);
<a name="l00095"></a>00095 }
<a name="l00096"></a>00096
<a name="l00097"></a>00097 <span class="keywordtype">unsigned</span> <span class="keywordtype">short</span> zzzzzz = Cnext & 0x3F;
<a name="l00098"></a>00098 <span class="keywordtype">unsigned</span> <span class="keywordtype">short</span> yyyy = (Cnext >> 6) & 0x0F;
<a name="l00099"></a>00099 <span class="keywordtype">unsigned</span> <span class="keywordtype">short</span> xx = C.uc & 0x03;
<a name="l00100"></a>00100 <span class="keywordtype">unsigned</span> <span class="keywordtype">short</span> wwww = (C.uc >> 2) & 0x0F;
<a name="l00101"></a>00101 <span class="keywordtype">unsigned</span> <span class="keywordtype">short</span> vvvv = (C.uc >> 6) & 0x0F;
<a name="l00102"></a>00102 <span class="keywordtype">unsigned</span> <span class="keywordtype">short</span> uuuuu = vvvv+1;
<a name="l00103"></a>00103 octets[0] = 0xF0 | (uuuuu >> 2);
<a name="l00104"></a>00104 octets[1] = 0x80 | ((uuuuu & 0x03) << 4) | wwww;
<a name="l00105"></a>00105 octets[2] = 0x80 | (xx << 4) | yyyy;
<a name="l00106"></a>00106 octets[3] = 0x80 | zzzzzz;
<a name="l00107"></a>00107 octets_len = 4;
<a name="l00108"></a>00108 }
<a name="l00109"></a>00109 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (C.uc >= 0xDC00 && C.uc <= 0xDFFF) {
<a name="l00110"></a>00110 <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> err = <a class="code" href="classKJS_1_1Error.html#ad90381467b6e9fbae92c0975852048f2" title="Factory method for error objects.">Error::create</a>(exec,URIError);
<a name="l00111"></a>00111 exec->setException(err);
<a name="l00112"></a>00112 free(encbuf);
<a name="l00113"></a>00113 <span class="keywordflow">return</span> <a class="code" href="classKJS_1_1UString.html" title="Unicode string class.">UString</a>(<span class="stringliteral">""</span>);
<a name="l00114"></a>00114 }
<a name="l00115"></a>00115 <span class="keywordflow">else</span> {
<a name="l00116"></a>00116 <span class="comment">// 0x0800 - 0xD7FF or 0xE000 - 0xFFFF</span>
<a name="l00117"></a>00117 <span class="keywordtype">unsigned</span> <span class="keywordtype">short</span> zzzzzz = C.uc & 0x3F;
<a name="l00118"></a>00118 <span class="keywordtype">unsigned</span> <span class="keywordtype">short</span> yyyyyy = (C.uc >> 6) & 0x3F;
<a name="l00119"></a>00119 <span class="keywordtype">unsigned</span> <span class="keywordtype">short</span> xxxx = (C.uc >> 12) & 0x0F;
<a name="l00120"></a>00120 octets[0] = 0xE0 | xxxx;
<a name="l00121"></a>00121 octets[1] = 0x80 | yyyyyy;
<a name="l00122"></a>00122 octets[2] = 0x80 | zzzzzz;
<a name="l00123"></a>00123 octets_len = 3;
<a name="l00124"></a>00124 }
<a name="l00125"></a>00125
<a name="l00126"></a>00126 <span class="keywordflow">while</span> (encbufLen+3*octets_len >= encbufAlloc)
<a name="l00127"></a>00127 encbuf = (<a class="code" href="structKJS_1_1UChar.html" title="Unicode character.">UChar</a>*)realloc(encbuf,(encbufAlloc *= 2)*<span class="keyword">sizeof</span>(<a class="code" href="structKJS_1_1UChar.html" title="Unicode character.">UChar</a>));
<a name="l00128"></a>00128
<a name="l00129"></a>00129 <span class="keywordflow">for</span> (<span class="keywordtype">int</span> j = 0; j < octets_len; j++) {
<a name="l00130"></a>00130 encbuf[encbufLen++] = <span class="charliteral">'%'</span>;
<a name="l00131"></a>00131 encbuf[encbufLen++] = hexdigits[octets[j] >> 4];
<a name="l00132"></a>00132 encbuf[encbufLen++] = hexdigits[octets[j] & 0x0F];
<a name="l00133"></a>00133 }
<a name="l00134"></a>00134 }
<a name="l00135"></a>00135 }
<a name="l00136"></a>00136
<a name="l00137"></a>00137 <a class="code" href="classKJS_1_1UString.html" title="Unicode string class.">UString</a> encoded(encbuf,encbufLen);
<a name="l00138"></a>00138 free(encbuf);
<a name="l00139"></a>00139 <span class="keywordflow">return</span> encoded;
<a name="l00140"></a>00140 }
<a name="l00141"></a>00141
<a name="l00142"></a>00142 <span class="keyword">static</span> <span class="keywordtype">bool</span> decodeHex(<a class="code" href="structKJS_1_1UChar.html" title="Unicode character.">UChar</a> hi, <a class="code" href="structKJS_1_1UChar.html" title="Unicode character.">UChar</a> lo, <span class="keywordtype">unsigned</span> <span class="keywordtype">short</span> *val)
<a name="l00143"></a>00143 {
<a name="l00144"></a>00144 *val = 0;
<a name="l00145"></a>00145 <span class="keywordflow">if</span> (hi.uc >= <span class="charliteral">'0'</span> && hi.uc <= <span class="charliteral">'9'</span>)
<a name="l00146"></a>00146 *val = (hi.uc-<span class="charliteral">'0'</span>) << 4;
<a name="l00147"></a>00147 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (hi.uc >= <span class="charliteral">'a'</span> && hi.uc <= <span class="charliteral">'f'</span>)
<a name="l00148"></a>00148 *val = 10+(hi.uc-<span class="charliteral">'a'</span>) << 4;
<a name="l00149"></a>00149 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (hi.uc >= <span class="charliteral">'A'</span> && hi.uc <= <span class="charliteral">'F'</span>)
<a name="l00150"></a>00150 *val = 10+(hi.uc-<span class="charliteral">'A'</span>) << 4;
<a name="l00151"></a>00151 <span class="keywordflow">else</span>
<a name="l00152"></a>00152 <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00153"></a>00153
<a name="l00154"></a>00154 <span class="keywordflow">if</span> (lo.uc >= <span class="charliteral">'0'</span> && lo.uc <= <span class="charliteral">'9'</span>)
<a name="l00155"></a>00155 *val |= (lo.uc-<span class="charliteral">'0'</span>);
<a name="l00156"></a>00156 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (lo.uc >= <span class="charliteral">'a'</span> && lo.uc <= <span class="charliteral">'f'</span>)
<a name="l00157"></a>00157 *val |= 10+(lo.uc-<span class="charliteral">'a'</span>);
<a name="l00158"></a>00158 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (lo.uc >= <span class="charliteral">'A'</span> && lo.uc <= <span class="charliteral">'F'</span>)
<a name="l00159"></a>00159 *val |= 10+(lo.uc-<span class="charliteral">'A'</span>);
<a name="l00160"></a>00160 <span class="keywordflow">else</span>
<a name="l00161"></a>00161 <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00162"></a>00162
<a name="l00163"></a>00163 <span class="keywordflow">return</span> <span class="keyword">true</span>;
<a name="l00164"></a>00164 }
<a name="l00165"></a>00165
<a name="l00166"></a>00166 <a class="code" href="classKJS_1_1UString.html" title="Unicode string class.">UString</a> decodeURI(<a class="code" href="classKJS_1_1ExecState.html" title="Represents the current state of script execution.">ExecState</a> *exec, <a class="code" href="classKJS_1_1UString.html" title="Unicode string class.">UString</a> <span class="keywordtype">string</span>, <a class="code" href="classKJS_1_1UString.html" title="Unicode string class.">UString</a> reservedSet)
<a name="l00167"></a>00167 {
<a name="l00168"></a>00168 <span class="keywordtype">int</span> decbufAlloc = 2;
<a name="l00169"></a>00169 <a class="code" href="structKJS_1_1UChar.html" title="Unicode character.">UChar</a> *decbuf = (<a class="code" href="structKJS_1_1UChar.html" title="Unicode character.">UChar</a>*)malloc(decbufAlloc*<span class="keyword">sizeof</span>(<a class="code" href="structKJS_1_1UChar.html" title="Unicode character.">UChar</a>));
<a name="l00170"></a>00170 <span class="keywordtype">int</span> decbufLen = 0;
<a name="l00171"></a>00171
<a name="l00172"></a>00172 <span class="keywordflow">for</span> (<span class="keywordtype">int</span> k = 0; k < <span class="keywordtype">string</span>.size(); k++) {
<a name="l00173"></a>00173 <a class="code" href="structKJS_1_1UChar.html" title="Unicode character.">UChar</a> C = <span class="keywordtype">string</span>[k];
<a name="l00174"></a>00174
<a name="l00175"></a>00175 <span class="keywordflow">if</span> (C != <a class="code" href="structKJS_1_1UChar.html" title="Unicode character.">UChar</a>(<span class="charliteral">'%'</span>)) {
<a name="l00176"></a>00176 <span class="comment">// Normal unescaped character</span>
<a name="l00177"></a>00177 <span class="keywordflow">if</span> (decbufLen+1 >= decbufAlloc)
<a name="l00178"></a>00178 decbuf = (<a class="code" href="structKJS_1_1UChar.html" title="Unicode character.">UChar</a>*)realloc(decbuf,(decbufAlloc *= 2)*<span class="keyword">sizeof</span>(<a class="code" href="structKJS_1_1UChar.html" title="Unicode character.">UChar</a>));
<a name="l00179"></a>00179 decbuf[decbufLen++] = C;
<a name="l00180"></a>00180 <span class="keywordflow">continue</span>;
<a name="l00181"></a>00181 }
<a name="l00182"></a>00182
<a name="l00183"></a>00183 <span class="comment">// We have % escape sequence... expect at least 2 more characters</span>
<a name="l00184"></a>00184 <span class="keywordtype">int</span> start = k;
<a name="l00185"></a>00185 <span class="keywordflow">if</span> (k+2 >= <span class="keywordtype">string</span>.size()) {
<a name="l00186"></a>00186 <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> err = <a class="code" href="classKJS_1_1Error.html#ad90381467b6e9fbae92c0975852048f2" title="Factory method for error objects.">Error::create</a>(exec,URIError);
<a name="l00187"></a>00187 exec->setException(err);
<a name="l00188"></a>00188 free(decbuf);
<a name="l00189"></a>00189 <span class="keywordflow">return</span> <a class="code" href="classKJS_1_1UString.html" title="Unicode string class.">UString</a>(<span class="stringliteral">""</span>);
<a name="l00190"></a>00190 }
<a name="l00191"></a>00191
<a name="l00192"></a>00192 <span class="keywordtype">unsigned</span> <span class="keywordtype">short</span> B;
<a name="l00193"></a>00193 <span class="keywordflow">if</span> (!decodeHex(<span class="keywordtype">string</span>[k+1],<span class="keywordtype">string</span>[k+2],&B)) {
<a name="l00194"></a>00194 <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> err = <a class="code" href="classKJS_1_1Error.html#ad90381467b6e9fbae92c0975852048f2" title="Factory method for error objects.">Error::create</a>(exec,URIError);
<a name="l00195"></a>00195 exec->setException(err);
<a name="l00196"></a>00196 free(decbuf);
<a name="l00197"></a>00197 <span class="keywordflow">return</span> <a class="code" href="classKJS_1_1UString.html" title="Unicode string class.">UString</a>(<span class="stringliteral">""</span>);
<a name="l00198"></a>00198 }
<a name="l00199"></a>00199
<a name="l00200"></a>00200 k += 2;
<a name="l00201"></a>00201
<a name="l00202"></a>00202 <span class="keywordflow">if</span> (decbufLen+2 >= decbufAlloc)
<a name="l00203"></a>00203 decbuf = (<a class="code" href="structKJS_1_1UChar.html" title="Unicode character.">UChar</a>*)realloc(decbuf,(decbufAlloc *= 2)*<span class="keyword">sizeof</span>(<a class="code" href="structKJS_1_1UChar.html" title="Unicode character.">UChar</a>));
<a name="l00204"></a>00204
<a name="l00205"></a>00205 <span class="keywordflow">if</span> ((B & 0x80) == 0) {
<a name="l00206"></a>00206 <span class="comment">// Single-byte character</span>
<a name="l00207"></a>00207 C = B;
<a name="l00208"></a>00208 }
<a name="l00209"></a>00209 <span class="keywordflow">else</span> {
<a name="l00210"></a>00210 <span class="comment">// Multi-byte character</span>
<a name="l00211"></a>00211 <span class="keywordtype">int</span> n = 0;
<a name="l00212"></a>00212 <span class="keywordflow">while</span> (((B << n) & 0x80) != 0)
<a name="l00213"></a>00213 n++;
<a name="l00214"></a>00214
<a name="l00215"></a>00215 <span class="keywordflow">if</span> (n < 2 || n > 4) {
<a name="l00216"></a>00216 <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> err = <a class="code" href="classKJS_1_1Error.html#ad90381467b6e9fbae92c0975852048f2" title="Factory method for error objects.">Error::create</a>(exec,URIError);
<a name="l00217"></a>00217 exec->setException(err);
<a name="l00218"></a>00218 free(decbuf);
<a name="l00219"></a>00219 <span class="keywordflow">return</span> <a class="code" href="classKJS_1_1UString.html" title="Unicode string class.">UString</a>(<span class="stringliteral">""</span>);
<a name="l00220"></a>00220 }
<a name="l00221"></a>00221
<a name="l00222"></a>00222 <span class="keywordflow">if</span> (k+3*(n-1) >= <span class="keywordtype">string</span>.size()) {
<a name="l00223"></a>00223 <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> err = <a class="code" href="classKJS_1_1Error.html#ad90381467b6e9fbae92c0975852048f2" title="Factory method for error objects.">Error::create</a>(exec,URIError);
<a name="l00224"></a>00224 exec->setException(err);
<a name="l00225"></a>00225 free(decbuf);
<a name="l00226"></a>00226 <span class="keywordflow">return</span> <a class="code" href="classKJS_1_1UString.html" title="Unicode string class.">UString</a>(<span class="stringliteral">""</span>);
<a name="l00227"></a>00227 }
<a name="l00228"></a>00228
<a name="l00229"></a>00229 <span class="keywordtype">unsigned</span> <span class="keywordtype">short</span> octets[4];
<a name="l00230"></a>00230 octets[0] = B;
<a name="l00231"></a>00231 <span class="keywordflow">for</span> (<span class="keywordtype">int</span> j = 1; j < n; j++) {
<a name="l00232"></a>00232 k++;
<a name="l00233"></a>00233 <span class="keywordflow">if</span> ((<a class="code" href="structKJS_1_1UChar.html" title="Unicode character.">UChar</a>(<span class="keywordtype">string</span>[k]) != <a class="code" href="structKJS_1_1UChar.html" title="Unicode character.">UChar</a>(<span class="charliteral">'%'</span>)) ||
<a name="l00234"></a>00234 !decodeHex(<span class="keywordtype">string</span>[k+1],<span class="keywordtype">string</span>[k+2],&B) ||
<a name="l00235"></a>00235 ((B & 0xC0) != 0x80)) {
<a name="l00236"></a>00236 <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> err = <a class="code" href="classKJS_1_1Error.html#ad90381467b6e9fbae92c0975852048f2" title="Factory method for error objects.">Error::create</a>(exec,URIError);
<a name="l00237"></a>00237 exec->setException(err);
<a name="l00238"></a>00238 free(decbuf);
<a name="l00239"></a>00239 <span class="keywordflow">return</span> <a class="code" href="classKJS_1_1UString.html" title="Unicode string class.">UString</a>(<span class="stringliteral">""</span>);
<a name="l00240"></a>00240 }
<a name="l00241"></a>00241
<a name="l00242"></a>00242 k += 2;
<a name="l00243"></a>00243 octets[j] = B;
<a name="l00244"></a>00244 }
<a name="l00245"></a>00245
<a name="l00246"></a>00246 <span class="comment">// UTF-8 transform</span>
<a name="l00247"></a>00247 <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> replacementChar = 0xFFFD;
<a name="l00248"></a>00248 <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> V;
<a name="l00249"></a>00249 <span class="keywordflow">if</span> (n == 2) {
<a name="l00250"></a>00250 <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> yyyyy = octets[0] & 0x1F;
<a name="l00251"></a>00251 <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> zzzzzz = octets[1] & 0x3F;
<a name="l00252"></a>00252 V = (yyyyy << 6) | zzzzzz;
<a name="l00253"></a>00253 <span class="comment">// 2-byte sequence overlong for this value? </span>
<a name="l00254"></a>00254 <span class="keywordflow">if</span> (V < 0x80)
<a name="l00255"></a>00255 V = replacementChar;
<a name="l00256"></a>00256 C = <a class="code" href="structKJS_1_1UChar.html" title="Unicode character.">UChar</a>((<span class="keywordtype">unsigned</span> <span class="keywordtype">short</span>)V);
<a name="l00257"></a>00257 }
<a name="l00258"></a>00258 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (n == 3) {
<a name="l00259"></a>00259 <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> xxxx = octets[0] & 0x0F;
<a name="l00260"></a>00260 <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> yyyyyy = octets[1] & 0x3F;
<a name="l00261"></a>00261 <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> zzzzzz = octets[2] & 0x3F;
<a name="l00262"></a>00262 V = (xxxx << 12) | (yyyyyy << 6) | zzzzzz;
<a name="l00263"></a>00263 <span class="comment">// 3-byte sequence overlong for this value,</span>
<a name="l00264"></a>00264 <span class="comment">// an invalid value or UTF-16 surrogate?</span>
<a name="l00265"></a>00265 <span class="keywordflow">if</span> (V < 0x800 || V == 0xFFFE || V == 0xFFFF ||
<a name="l00266"></a>00266 (V >= 0xD800 && V <= 0xDFFF))
<a name="l00267"></a>00267 V = replacementChar;
<a name="l00268"></a>00268 C = <a class="code" href="structKJS_1_1UChar.html" title="Unicode character.">UChar</a>((<span class="keywordtype">unsigned</span> <span class="keywordtype">short</span>)V);
<a name="l00269"></a>00269 }
<a name="l00270"></a>00270 <span class="keywordflow">else</span> {
<a name="l00271"></a>00271 assert(n == 4);
<a name="l00272"></a>00272 <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> uuuuu = ((octets[0] & 0x07) << 2) | ((octets[1] >> 4) & 0x03);
<a name="l00273"></a>00273 <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> vvvv = uuuuu-1;
<a name="l00274"></a>00274 <span class="keywordflow">if</span> (vvvv > 0x0F) {
<a name="l00275"></a>00275 <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> err = <a class="code" href="classKJS_1_1Error.html#ad90381467b6e9fbae92c0975852048f2" title="Factory method for error objects.">Error::create</a>(exec,URIError);
<a name="l00276"></a>00276 exec->setException(err);
<a name="l00277"></a>00277 free(decbuf);
<a name="l00278"></a>00278 <span class="keywordflow">return</span> <a class="code" href="classKJS_1_1UString.html" title="Unicode string class.">UString</a>(<span class="stringliteral">""</span>);
<a name="l00279"></a>00279 }
<a name="l00280"></a>00280 <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> wwww = octets[1] & 0x0F;
<a name="l00281"></a>00281 <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> xx = (octets[2] >> 4) & 0x03;
<a name="l00282"></a>00282 <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> yyyy = octets[2] & 0x0F;
<a name="l00283"></a>00283 <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> zzzzzz = octets[3] & 0x3F;
<a name="l00284"></a>00284 <span class="keywordtype">unsigned</span> <span class="keywordtype">short</span> H = 0xD800 | (vvvv << 6) | (wwww << 2) | xx;
<a name="l00285"></a>00285 <span class="keywordtype">unsigned</span> <span class="keywordtype">short</span> L = 0xDC00 | (yyyy << 6) | zzzzzz;
<a name="l00286"></a>00286 decbuf[decbufLen++] = <a class="code" href="structKJS_1_1UChar.html" title="Unicode character.">UChar</a>(H);
<a name="l00287"></a>00287 decbuf[decbufLen++] = <a class="code" href="structKJS_1_1UChar.html" title="Unicode character.">UChar</a>(L);
<a name="l00288"></a>00288 <span class="keywordflow">continue</span>;
<a name="l00289"></a>00289 }
<a name="l00290"></a>00290 }
<a name="l00291"></a>00291
<a name="l00292"></a>00292 <span class="keywordflow">if</span> (reservedSet.<a class="code" href="classKJS_1_1UString.html#a8a7e8222f9166800c8250cb02b0d717a">find</a>(C) < 0) {
<a name="l00293"></a>00293 decbuf[decbufLen++] = C;
<a name="l00294"></a>00294 }
<a name="l00295"></a>00295 <span class="keywordflow">else</span> {
<a name="l00296"></a>00296 <span class="comment">// copy unencoded sequence</span>
<a name="l00297"></a>00297 <span class="keywordflow">while</span> (decbufLen+k-start+1 >= decbufAlloc)
<a name="l00298"></a>00298 decbuf = (<a class="code" href="structKJS_1_1UChar.html" title="Unicode character.">UChar</a>*)realloc(decbuf,(decbufAlloc *= 2)*<span class="keyword">sizeof</span>(<a class="code" href="structKJS_1_1UChar.html" title="Unicode character.">UChar</a>));
<a name="l00299"></a>00299 <span class="keywordflow">for</span> (<span class="keywordtype">int</span> p = start; p <= k; p++)
<a name="l00300"></a>00300 decbuf[decbufLen++] = <span class="keywordtype">string</span>[p];
<a name="l00301"></a>00301 }
<a name="l00302"></a>00302 }
<a name="l00303"></a>00303
<a name="l00304"></a>00304 <a class="code" href="classKJS_1_1UString.html" title="Unicode string class.">UString</a> decoded(decbuf,decbufLen);
<a name="l00305"></a>00305 free(decbuf);
<a name="l00306"></a>00306 <span class="keywordflow">return</span> decoded;
<a name="l00307"></a>00307 }
<a name="l00308"></a>00308
<a name="l00309"></a>00309 <span class="keyword">static</span> <a class="code" href="classKJS_1_1UString.html" title="Unicode string class.">UString</a> uriReserved = <span class="stringliteral">";/?:@&=+$,"</span>;
<a name="l00310"></a>00310 <span class="keyword">static</span> <a class="code" href="classKJS_1_1UString.html" title="Unicode string class.">UString</a> uriAlpha = <span class="stringliteral">"abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"</span>;
<a name="l00311"></a>00311 <span class="keyword">static</span> <a class="code" href="classKJS_1_1UString.html" title="Unicode string class.">UString</a> DecimalDigit = <span class="stringliteral">"0123456789"</span>;
<a name="l00312"></a>00312 <span class="keyword">static</span> <a class="code" href="classKJS_1_1UString.html" title="Unicode string class.">UString</a> uriMark = <span class="stringliteral">"-_.!~*'()"</span>;
<a name="l00313"></a>00313 <span class="keyword">static</span> <a class="code" href="classKJS_1_1UString.html" title="Unicode string class.">UString</a> uriUnescaped = uriAlpha+DecimalDigit+uriMark;
<a name="l00314"></a>00314
<a name="l00315"></a>00315 <span class="comment">// ----------------------------- FunctionImp ----------------------------------</span>
<a name="l00316"></a>00316
<a name="l00317"></a>00317 <span class="keyword">const</span> <a class="code" href="structKJS_1_1ClassInfo.html" title="Class Information.">ClassInfo</a> FunctionImp::info = {<span class="stringliteral">"Function"</span>, &InternalFunctionImp::info, 0, 0};
<a name="l00318"></a>00318
<a name="l00319"></a>00319 <span class="keyword">namespace </span>KJS {
<a name="l00320"></a>00320 <span class="keyword">class </span>Parameter {
<a name="l00321"></a>00321 <span class="keyword">public</span>:
<a name="l00322"></a>00322 Parameter(<span class="keyword">const</span> <a class="code" href="classKJS_1_1Identifier.html" title="Represents an Identifier for a Javascript object.">Identifier</a> &n) : <a class="codeRef" doxygen="kdecore.tag:../../kdecore/html/" href="../../kdecore/html/namespaceKStdAccel.html#a737bc2466b1f000625fe8ebddffbb09d">name</a>(n), <a class="codeRef" doxygen="kdecore.tag:../../kdecore/html/" href="../../kdecore/html/namespaceKStdAccel.html#a3c93cec83afd9c54d443fe78a9899502">next</a>(0L) { }
<a name="l00323"></a>00323 ~Parameter() { <span class="keyword">delete</span> <a class="codeRef" doxygen="kdecore.tag:../../kdecore/html/" href="../../kdecore/html/namespaceKStdAccel.html#a3c93cec83afd9c54d443fe78a9899502">next</a>; }
<a name="l00324"></a>00324 <a class="code" href="classKJS_1_1Identifier.html" title="Represents an Identifier for a Javascript object.">Identifier</a> <a class="codeRef" doxygen="kdecore.tag:../../kdecore/html/" href="../../kdecore/html/namespaceKStdAccel.html#a737bc2466b1f000625fe8ebddffbb09d">name</a>;
<a name="l00325"></a>00325 Parameter *<a class="codeRef" doxygen="kdecore.tag:../../kdecore/html/" href="../../kdecore/html/namespaceKStdAccel.html#a3c93cec83afd9c54d443fe78a9899502">next</a>;
<a name="l00326"></a>00326 };
<a name="l00327"></a>00327 }
<a name="l00328"></a>00328
<a name="l00329"></a>00329 FunctionImp::FunctionImp(<a class="code" href="classKJS_1_1ExecState.html" title="Represents the current state of script execution.">ExecState</a> *exec, <span class="keyword">const</span> <a class="code" href="classKJS_1_1Identifier.html" title="Represents an Identifier for a Javascript object.">Identifier</a> &n)
<a name="l00330"></a>00330 : <a class="code" href="classKJS_1_1InternalFunctionImp.html" title="Base class for all function objects.">InternalFunctionImp</a>(
<a name="l00331"></a>00331 static_cast<<a class="code" href="classKJS_1_1FunctionPrototypeImp.html" title="The initial value of Function.prototype (and thus all objects created with the Function constructor)...">FunctionPrototypeImp</a>*>(exec->lexicalInterpreter()->builtinFunctionPrototype().imp())
<a name="l00332"></a>00332 ), param(0L), line0(-1), line1(-1), sid(-1)
<a name="l00333"></a>00333 {
<a name="l00334"></a>00334 <span class="comment">//fprintf(stderr,"FunctionImp::FunctionImp this=%p\n");</span>
<a name="l00335"></a>00335 ident = n;
<a name="l00336"></a>00336 }
<a name="l00337"></a>00337
<a name="l00338"></a>00338 FunctionImp::~FunctionImp()
<a name="l00339"></a>00339 {
<a name="l00340"></a>00340 <span class="keyword">delete</span> param;
<a name="l00341"></a>00341 }
<a name="l00342"></a>00342
<a name="l00343"></a>00343 <span class="keywordtype">bool</span> FunctionImp::implementsCall()<span class="keyword"> const</span>
<a name="l00344"></a>00344 <span class="keyword"></span>{
<a name="l00345"></a>00345 <span class="keywordflow">return</span> <span class="keyword">true</span>;
<a name="l00346"></a>00346 }
<a name="l00347"></a>00347
<a name="l00348"></a>00348 <a class="code" href="classKJS_1_1Value.html" title="Value objects are act as wrappers ("smart pointers") around ValueImp objects and their descendents...">Value</a> FunctionImp::call(<a class="code" href="classKJS_1_1ExecState.html" title="Represents the current state of script execution.">ExecState</a> *exec, <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> &thisObj, <span class="keyword">const</span> <a class="code" href="classKJS_1_1List.html" title="Native list type.">List</a> &args)
<a name="l00349"></a>00349 {
<a name="l00350"></a>00350 <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> &globalObj = exec-><a class="code" href="classKJS_1_1ExecState.html#a3b3a2b4b312b33a64beeb974c948201c" title="Returns the interpreter associated with this execution state.">dynamicInterpreter</a>()-><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...">globalObject</a>();
<a name="l00351"></a>00351
<a name="l00352"></a>00352 <span class="comment">// enter a new execution context</span>
<a name="l00353"></a>00353 <a class="code" href="classKJS_1_1ContextImp.html" title="Execution context.">ContextImp</a> ctx(globalObj, exec-><a class="code" href="classKJS_1_1ExecState.html#a3b3a2b4b312b33a64beeb974c948201c" title="Returns the interpreter associated with this execution state.">dynamicInterpreter</a>()->imp(), thisObj, sid, codeType(),
<a name="l00354"></a>00354 exec-><a class="code" href="classKJS_1_1ExecState.html#aa2835385776b40626e4cf06887c0550e" title="Returns the execution context associated with this execution state.">context</a>().imp(), <span class="keyword">this</span>, &args);
<a name="l00355"></a>00355 <a class="code" href="classKJS_1_1ExecState.html" title="Represents the current state of script execution.">ExecState</a> newExec(exec-><a class="code" href="classKJS_1_1ExecState.html#a3b3a2b4b312b33a64beeb974c948201c" title="Returns the interpreter associated with this execution state.">dynamicInterpreter</a>(), &ctx);
<a name="l00356"></a>00356 newExec.setException(exec->exception()); <span class="comment">// could be null</span>
<a name="l00357"></a>00357
<a name="l00358"></a>00358 <span class="comment">// assign user supplied arguments to parameters</span>
<a name="l00359"></a>00359 processParameters(&newExec, args);
<a name="l00360"></a>00360 <span class="comment">// add variable declarations (initialized to undefined)</span>
<a name="l00361"></a>00361 processVarDecls(&newExec);
<a name="l00362"></a>00362
<a name="l00363"></a>00363 ctx.setLines(line0,line0);
<a name="l00364"></a>00364 Debugger *dbg = exec->interpreter()->imp()->debugger();
<a name="l00365"></a>00365 <span class="keywordflow">if</span> (dbg) {
<a name="l00366"></a>00366 <span class="keywordflow">if</span> (!dbg->enterContext(&newExec)) {
<a name="l00367"></a>00367 <span class="comment">// debugger requested we stop execution</span>
<a name="l00368"></a>00368 dbg->imp()->abort();
<a name="l00369"></a>00369 <span class="keywordflow">return</span> <a class="code" href="classKJS_1_1Undefined.html" title="Represents an primitive Undefined value.">Undefined</a>();
<a name="l00370"></a>00370 }
<a name="l00371"></a>00371 }
<a name="l00372"></a>00372
<a name="l00373"></a>00373 <a class="code" href="classKJS_1_1Completion.html" title="Completion objects are used to convey the return status and value from functions.">Completion</a> comp = execute(&newExec);
<a name="l00374"></a>00374
<a name="l00375"></a>00375 ctx.setLines(line1,line1);
<a name="l00376"></a>00376 <span class="keywordflow">if</span> (dbg) {
<a name="l00377"></a>00377 <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> func(<span class="keyword">this</span>);
<a name="l00378"></a>00378 <span class="comment">// ### lineno is inaccurate - we really want the end of the function _body_ here</span>
<a name="l00379"></a>00379 <span class="comment">// line1 is suppoed to be the end of the function start, just before the body</span>
<a name="l00380"></a>00380 <span class="keywordflow">if</span> (!dbg->exitContext(&newExec,comp)) {
<a name="l00381"></a>00381 <span class="comment">// debugger requested we stop execution</span>
<a name="l00382"></a>00382 dbg->imp()->abort();
<a name="l00383"></a>00383 <span class="keywordflow">return</span> <a class="code" href="classKJS_1_1Undefined.html" title="Represents an primitive Undefined value.">Undefined</a>();
<a name="l00384"></a>00384 }
<a name="l00385"></a>00385 }
<a name="l00386"></a>00386
<a name="l00387"></a>00387 <span class="comment">// if an exception occurred, propogate it back to the previous execution object</span>
<a name="l00388"></a>00388 <span class="keywordflow">if</span> (newExec.hadException())
<a name="l00389"></a>00389 exec->setException(newExec.exception());
<a name="l00390"></a>00390
<a name="l00391"></a>00391 <span class="preprocessor">#ifdef KJS_VERBOSE</span>
<a name="l00392"></a>00392 <span class="preprocessor"></span> <a class="code" href="classKJS_1_1CString.html" title="8 bit char based string class">CString</a> n = ident.<a class="code" href="classKJS_1_1Identifier.html#a94c7f6aa926ece43ea71ae14a35b2690" title="Returns that the identifiers string is set, but is empty.">isEmpty</a>() ? <a class="code" href="classKJS_1_1CString.html" title="8 bit char based string class">CString</a>(<span class="stringliteral">"(internal)"</span>) : ident.ustring().cstring();
<a name="l00393"></a>00393 <span class="keywordflow">if</span> (comp.complType() == Throw) {
<a name="l00394"></a>00394 n += <span class="stringliteral">" throws"</span>;
<a name="l00395"></a>00395 printInfo(exec, n.c_str(), comp.value());
<a name="l00396"></a>00396 } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (comp.complType() == ReturnValue) {
<a name="l00397"></a>00397 n += <span class="stringliteral">" returns"</span>;
<a name="l00398"></a>00398 printInfo(exec, n.c_str(), comp.value());
<a name="l00399"></a>00399 } <span class="keywordflow">else</span>
<a name="l00400"></a>00400 fprintf(stderr, <span class="stringliteral">"%s returns: undefined\n"</span>, n.c_str());
<a name="l00401"></a>00401 <span class="preprocessor">#endif</span>
<a name="l00402"></a>00402 <span class="preprocessor"></span>
<a name="l00403"></a>00403 <span class="keywordflow">if</span> (comp.complType() == Throw) {
<a name="l00404"></a>00404 exec->setException(comp.value());
<a name="l00405"></a>00405 <span class="keywordflow">return</span> comp.value();
<a name="l00406"></a>00406 }
<a name="l00407"></a>00407 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (comp.complType() == ReturnValue)
<a name="l00408"></a>00408 <span class="keywordflow">return</span> comp.value();
<a name="l00409"></a>00409 <span class="keywordflow">else</span>
<a name="l00410"></a>00410 <span class="keywordflow">return</span> <a class="code" href="classKJS_1_1Undefined.html" title="Represents an primitive Undefined value.">Undefined</a>();
<a name="l00411"></a>00411 }
<a name="l00412"></a>00412
<a name="l00413"></a>00413 <span class="keywordtype">void</span> FunctionImp::addParameter(<span class="keyword">const</span> <a class="code" href="classKJS_1_1Identifier.html" title="Represents an Identifier for a Javascript object.">Identifier</a> &n)
<a name="l00414"></a>00414 {
<a name="l00415"></a>00415 Parameter **p = &param;
<a name="l00416"></a>00416 <span class="keywordflow">while</span> (*p)
<a name="l00417"></a>00417 p = &(*p)->next;
<a name="l00418"></a>00418
<a name="l00419"></a>00419 *p = <span class="keyword">new</span> Parameter(n);
<a name="l00420"></a>00420 }
<a name="l00421"></a>00421
<a name="l00422"></a>00422 <a class="code" href="classKJS_1_1Identifier.html" title="Represents an Identifier for a Javascript object.">Identifier</a> FunctionImp::parameterProperty(<span class="keywordtype">int</span> index)<span class="keyword"> const</span>
<a name="l00423"></a>00423 <span class="keyword"></span>{
<a name="l00424"></a>00424 <span class="comment">// Find the property name corresponding to the given parameter</span>
<a name="l00425"></a>00425 <span class="keywordtype">int</span> pos = 0;
<a name="l00426"></a>00426 Parameter *p;
<a name="l00427"></a>00427 <span class="keywordflow">for</span> (p = param; p && pos < index; p = p->next)
<a name="l00428"></a>00428 pos++;
<a name="l00429"></a>00429
<a name="l00430"></a>00430 <span class="keywordflow">if</span> (!p)
<a name="l00431"></a>00431 <span class="keywordflow">return</span> <a class="code" href="classKJS_1_1Identifier.html#a0c11c80ccfb32ebe3ef21445d308765f" title="Creates an empty Identifier.">Identifier::null</a>();
<a name="l00432"></a>00432
<a name="l00433"></a>00433 <span class="comment">// Are there any subsequent parameters with the same name?</span>
<a name="l00434"></a>00434 <a class="code" href="classKJS_1_1Identifier.html" title="Represents an Identifier for a Javascript object.">Identifier</a> name = p->name;
<a name="l00435"></a>00435 <span class="keywordflow">for</span> (p = p->next; p; p = p->next)
<a name="l00436"></a>00436 <span class="keywordflow">if</span> (p->name == name)
<a name="l00437"></a>00437 <span class="keywordflow">return</span> <a class="code" href="classKJS_1_1Identifier.html#a0c11c80ccfb32ebe3ef21445d308765f" title="Creates an empty Identifier.">Identifier::null</a>();
<a name="l00438"></a>00438
<a name="l00439"></a>00439 <span class="keywordflow">return</span> name;
<a name="l00440"></a>00440 }
<a name="l00441"></a>00441
<a name="l00442"></a>00442 <a class="code" href="classKJS_1_1UString.html" title="Unicode string class.">UString</a> FunctionImp::parameterString()<span class="keyword"> const</span>
<a name="l00443"></a>00443 <span class="keyword"></span>{
<a name="l00444"></a>00444 <a class="code" href="classKJS_1_1UString.html" title="Unicode string class.">UString</a> s;
<a name="l00445"></a>00445 <span class="keyword">const</span> Parameter *p = param;
<a name="l00446"></a>00446 <span class="keywordflow">while</span> (p) {
<a name="l00447"></a>00447 <span class="keywordflow">if</span> (!s.<a class="code" href="classKJS_1_1UString.html#a44f8654cc09f4226980b6b85383abb03">isEmpty</a>())
<a name="l00448"></a>00448 s += <span class="stringliteral">", "</span>;
<a name="l00449"></a>00449 s += p->name.ustring();
<a name="l00450"></a>00450 p = p->next;
<a name="l00451"></a>00451 }
<a name="l00452"></a>00452
<a name="l00453"></a>00453 <span class="keywordflow">return</span> s;
<a name="l00454"></a>00454 }
<a name="l00455"></a>00455
<a name="l00456"></a>00456
<a name="l00457"></a>00457 <span class="comment">// ECMA 10.1.3q</span>
<a name="l00458"></a>00458 <span class="keywordtype">void</span> FunctionImp::processParameters(<a class="code" href="classKJS_1_1ExecState.html" title="Represents the current state of script execution.">ExecState</a> *exec, <span class="keyword">const</span> <a class="code" href="classKJS_1_1List.html" title="Native list type.">List</a> &args)
<a name="l00459"></a>00459 {
<a name="l00460"></a>00460 <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> variable = exec-><a class="code" href="classKJS_1_1ExecState.html#aa2835385776b40626e4cf06887c0550e" title="Returns the execution context associated with this execution state.">context</a>().imp()->variableObject();
<a name="l00461"></a>00461
<a name="l00462"></a>00462 <span class="preprocessor">#ifdef KJS_VERBOSE</span>
<a name="l00463"></a>00463 <span class="preprocessor"></span> fprintf(stderr, <span class="stringliteral">"---------------------------------------------------\n"</span>
<a name="l00464"></a>00464 <span class="stringliteral">"processing parameters for %s call\n"</span>,
<a name="l00465"></a>00465 name().isEmpty() ? <span class="stringliteral">"(internal)"</span> : name().ascii());
<a name="l00466"></a>00466 <span class="preprocessor">#endif</span>
<a name="l00467"></a>00467 <span class="preprocessor"></span>
<a name="l00468"></a>00468 <span class="keywordflow">if</span> (param) {
<a name="l00469"></a>00469 <a class="code" href="classKJS_1_1ListIterator.html" title="Iterator for KJS::List objects.">ListIterator</a> it = args.<a class="code" href="classKJS_1_1List.html#a28eebc11fbb2305edecf29f25a06f77e">begin</a>();
<a name="l00470"></a>00470 Parameter *p = param;
<a name="l00471"></a>00471 <span class="keywordflow">while</span> (p) {
<a name="l00472"></a>00472 <span class="keywordflow">if</span> (it != args.<a class="code" href="classKJS_1_1List.html#a88437e0b6b561b1d4621fb793ad9c018">end</a>()) {
<a name="l00473"></a>00473 <span class="preprocessor">#ifdef KJS_VERBOSE</span>
<a name="l00474"></a>00474 <span class="preprocessor"></span> fprintf(stderr, <span class="stringliteral">"setting parameter %s "</span>, p->name.ascii());
<a name="l00475"></a>00475 printInfo(exec,<span class="stringliteral">"to"</span>, *it);
<a name="l00476"></a>00476 <span class="preprocessor">#endif</span>
<a name="l00477"></a>00477 <span class="preprocessor"></span> variable.<a class="code" href="classKJS_1_1Object.html#aa67ec5ebaa19921db0fec1688378da2e" title="Sets the specified property.">put</a>(exec, p->name, *it);
<a name="l00478"></a>00478 it++;
<a name="l00479"></a>00479 } <span class="keywordflow">else</span>
<a name="l00480"></a>00480 variable.<a class="code" href="classKJS_1_1Object.html#aa67ec5ebaa19921db0fec1688378da2e" title="Sets the specified property.">put</a>(exec, p->name, <a class="code" href="classKJS_1_1Undefined.html" title="Represents an primitive Undefined value.">Undefined</a>());
<a name="l00481"></a>00481 p = p->next;
<a name="l00482"></a>00482 }
<a name="l00483"></a>00483 }
<a name="l00484"></a>00484 <span class="preprocessor">#ifdef KJS_VERBOSE</span>
<a name="l00485"></a>00485 <span class="preprocessor"></span> <span class="keywordflow">else</span> {
<a name="l00486"></a>00486 <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < args.<a class="code" href="classKJS_1_1List.html#a69835b1e6671235343b0a17923b92c43">size</a>(); i++)
<a name="l00487"></a>00487 printInfo(exec,<span class="stringliteral">"setting argument"</span>, args[i]);
<a name="l00488"></a>00488 }
<a name="l00489"></a>00489 <span class="preprocessor">#endif</span>
<a name="l00490"></a>00490 <span class="preprocessor"></span>}
<a name="l00491"></a>00491
<a name="l00492"></a>00492 <span class="keywordtype">void</span> FunctionImp::processVarDecls(<a class="code" href="classKJS_1_1ExecState.html" title="Represents the current state of script execution.">ExecState</a> * <span class="comment">/*exec*/</span>)
<a name="l00493"></a>00493 {
<a name="l00494"></a>00494 }
<a name="l00495"></a>00495
<a name="l00496"></a>00496 <a class="code" href="classKJS_1_1Value.html" title="Value objects are act as wrappers ("smart pointers") around ValueImp objects and their descendents...">Value</a> FunctionImp::get(<a class="code" href="classKJS_1_1ExecState.html" title="Represents the current state of script execution.">ExecState</a> *exec, <span class="keyword">const</span> <a class="code" href="classKJS_1_1Identifier.html" title="Represents an Identifier for a Javascript object.">Identifier</a> &propertyName)<span class="keyword"> const</span>
<a name="l00497"></a>00497 <span class="keyword"></span>{
<a name="l00498"></a>00498 <span class="comment">// Find the arguments from the closest context.</span>
<a name="l00499"></a>00499 <span class="keywordflow">if</span> (propertyName == argumentsPropertyName) {
<a name="l00500"></a>00500 <span class="comment">// delme</span>
<a name="l00501"></a>00501 <a class="code" href="classKJS_1_1ContextImp.html" title="Execution context.">ContextImp</a> *context = exec-><a class="code" href="classKJS_1_1ExecState.html#aa2835385776b40626e4cf06887c0550e" title="Returns the execution context associated with this execution state.">context</a>().imp();
<a name="l00502"></a>00502 <span class="comment">// fixme</span>
<a name="l00503"></a>00503 <span class="comment">// ContextImp *context = exec->_context;</span>
<a name="l00504"></a>00504 <span class="keywordflow">while</span> (context) {
<a name="l00505"></a>00505 <span class="keywordflow">if</span> (context->function() == <span class="keyword">this</span>)
<a name="l00506"></a>00506 <span class="keywordflow">return</span> static_cast<ActivationImp *>
<a name="l00507"></a>00507 (context->activationObject())-><span class="keyword">get</span>(exec, propertyName);
<a name="l00508"></a>00508 context = context->callingContext();
<a name="l00509"></a>00509 }
<a name="l00510"></a>00510 <span class="keywordflow">return</span> <a class="code" href="classKJS_1_1Null.html" title="Represents an primitive Null value.">Null</a>();
<a name="l00511"></a>00511 }
<a name="l00512"></a>00512
<a name="l00513"></a>00513 <span class="comment">// Compute length of parameters.</span>
<a name="l00514"></a>00514 <span class="keywordflow">if</span> (propertyName == lengthPropertyName) {
<a name="l00515"></a>00515 <span class="keyword">const</span> Parameter * p = param;
<a name="l00516"></a>00516 <span class="keywordtype">int</span> count = 0;
<a name="l00517"></a>00517 <span class="keywordflow">while</span> (p) {
<a name="l00518"></a>00518 ++count;
<a name="l00519"></a>00519 p = p->next;
<a name="l00520"></a>00520 }
<a name="l00521"></a>00521 <span class="keywordflow">return</span> <a class="code" href="classKJS_1_1Number.html" title="Represents an primitive Number value.">Number</a>(count);
<a name="l00522"></a>00522 }
<a name="l00523"></a>00523
<a name="l00524"></a>00524 <span class="keywordflow">if</span> (propertyName == callerPropertyName) {
<a name="l00525"></a>00525 <a class="code" href="classKJS_1_1ContextImp.html" title="Execution context.">ContextImp</a> *context = exec-><a class="code" href="classKJS_1_1ExecState.html#aa2835385776b40626e4cf06887c0550e" title="Returns the execution context associated with this execution state.">context</a>().imp();
<a name="l00526"></a>00526 <span class="keywordflow">while</span> (context) {
<a name="l00527"></a>00527 <span class="keywordflow">if</span> (context->function() == <span class="keyword">this</span>) {
<a name="l00528"></a>00528 <a class="code" href="classKJS_1_1ContextImp.html" title="Execution context.">ContextImp</a> *cc = context->callingContext();
<a name="l00529"></a>00529 <span class="keywordflow">if</span> (cc && cc->function())
<a name="l00530"></a>00530 <span class="keywordflow">return</span> <a class="code" href="classKJS_1_1Value.html" title="Value objects are act as wrappers ("smart pointers") around ValueImp objects and their descendents...">Value</a>(cc->function());
<a name="l00531"></a>00531 <span class="keywordflow">else</span>
<a name="l00532"></a>00532 <span class="keywordflow">return</span> <a class="code" href="classKJS_1_1Null.html" title="Represents an primitive Null value.">Null</a>();
<a name="l00533"></a>00533 }
<a name="l00534"></a>00534 context = context->callingContext();
<a name="l00535"></a>00535 }
<a name="l00536"></a>00536 <span class="keywordflow">return</span> <a class="code" href="classKJS_1_1Null.html" title="Represents an primitive Null value.">Null</a>();
<a name="l00537"></a>00537 }
<a name="l00538"></a>00538
<a name="l00539"></a>00539 <span class="keywordflow">return</span> InternalFunctionImp::get(exec, propertyName);
<a name="l00540"></a>00540 }
<a name="l00541"></a>00541
<a name="l00542"></a>00542 <span class="keywordtype">void</span> FunctionImp::put(<a class="code" href="classKJS_1_1ExecState.html" title="Represents the current state of script execution.">ExecState</a> *exec, <span class="keyword">const</span> <a class="code" href="classKJS_1_1Identifier.html" title="Represents an Identifier for a Javascript object.">Identifier</a> &propertyName, <span class="keyword">const</span> <a class="code" href="classKJS_1_1Value.html" title="Value objects are act as wrappers ("smart pointers") around ValueImp objects and their descendents...">Value</a> &value, <span class="keywordtype">int</span> attr)
<a name="l00543"></a>00543 {
<a name="l00544"></a>00544 <span class="keywordflow">if</span> (propertyName == argumentsPropertyName || propertyName == lengthPropertyName)
<a name="l00545"></a>00545 <span class="keywordflow">return</span>;
<a name="l00546"></a>00546 InternalFunctionImp::put(exec, propertyName, value, attr);
<a name="l00547"></a>00547 }
<a name="l00548"></a>00548
<a name="l00549"></a>00549 <span class="keywordtype">bool</span> FunctionImp::hasProperty(<a class="code" href="classKJS_1_1ExecState.html" title="Represents the current state of script execution.">ExecState</a> *exec, <span class="keyword">const</span> <a class="code" href="classKJS_1_1Identifier.html" title="Represents an Identifier for a Javascript object.">Identifier</a> &propertyName)<span class="keyword"> const</span>
<a name="l00550"></a>00550 <span class="keyword"></span>{
<a name="l00551"></a>00551 <span class="keywordflow">if</span> (propertyName == argumentsPropertyName || propertyName == lengthPropertyName)
<a name="l00552"></a>00552 <span class="keywordflow">return</span> <span class="keyword">true</span>;
<a name="l00553"></a>00553 <span class="keywordflow">return</span> InternalFunctionImp::hasProperty(exec, propertyName);
<a name="l00554"></a>00554 }
<a name="l00555"></a>00555
<a name="l00556"></a>00556 <span class="keywordtype">bool</span> FunctionImp::deleteProperty(<a class="code" href="classKJS_1_1ExecState.html" title="Represents the current state of script execution.">ExecState</a> *exec, <span class="keyword">const</span> <a class="code" href="classKJS_1_1Identifier.html" title="Represents an Identifier for a Javascript object.">Identifier</a> &propertyName)
<a name="l00557"></a>00557 {
<a name="l00558"></a>00558 <span class="keywordflow">if</span> (propertyName == argumentsPropertyName || propertyName == lengthPropertyName)
<a name="l00559"></a>00559 <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00560"></a>00560 <span class="keywordflow">return</span> InternalFunctionImp::deleteProperty(exec, propertyName);
<a name="l00561"></a>00561 }
<a name="l00562"></a>00562
<a name="l00563"></a>00563 <span class="comment">// ------------------------------ DeclaredFunctionImp --------------------------</span>
<a name="l00564"></a>00564
<a name="l00565"></a>00565 <span class="comment">// ### is "Function" correct here?</span>
<a name="l00566"></a>00566 <span class="keyword">const</span> <a class="code" href="structKJS_1_1ClassInfo.html" title="Class Information.">ClassInfo</a> DeclaredFunctionImp::info = {<span class="stringliteral">"Function"</span>, &FunctionImp::info, 0, 0};
<a name="l00567"></a>00567
<a name="l00568"></a>00568 DeclaredFunctionImp::DeclaredFunctionImp(<a class="code" href="classKJS_1_1ExecState.html" title="Represents the current state of script execution.">ExecState</a> *exec, <span class="keyword">const</span> <a class="code" href="classKJS_1_1Identifier.html" title="Represents an Identifier for a Javascript object.">Identifier</a> &n,
<a name="l00569"></a>00569 FunctionBodyNode *b, <span class="keyword">const</span> <a class="code" href="classKJS_1_1ScopeChain.html" title="A scope chain object.">ScopeChain</a> &sc)
<a name="l00570"></a>00570 : <a class="code" href="classKJS_1_1FunctionImp.html" title="Implementation class for functions implemented in JS.">FunctionImp</a>(exec,n), body(b)
<a name="l00571"></a>00571 {
<a name="l00572"></a>00572 <a class="code" href="classKJS_1_1Value.html" title="Value objects are act as wrappers ("smart pointers") around ValueImp objects and their descendents...">Value</a> protect(<span class="keyword">this</span>);
<a name="l00573"></a>00573 body->ref();
<a name="l00574"></a>00574 setScope(sc);
<a name="l00575"></a>00575 line0 = body->firstLine();
<a name="l00576"></a>00576 line1 = body->lastLine();
<a name="l00577"></a>00577 sid = body->sourceId();
<a name="l00578"></a>00578 }
<a name="l00579"></a>00579
<a name="l00580"></a>00580 DeclaredFunctionImp::~DeclaredFunctionImp()
<a name="l00581"></a>00581 {
<a name="l00582"></a>00582 <span class="keywordflow">if</span> ( body->deref() )
<a name="l00583"></a>00583 <span class="keyword">delete</span> body;
<a name="l00584"></a>00584 }
<a name="l00585"></a>00585
<a name="l00586"></a>00586 <span class="keywordtype">bool</span> DeclaredFunctionImp::implementsConstruct()<span class="keyword"> const</span>
<a name="l00587"></a>00587 <span class="keyword"></span>{
<a name="l00588"></a>00588 <span class="keywordflow">return</span> <span class="keyword">true</span>;
<a name="l00589"></a>00589 }
<a name="l00590"></a>00590
<a name="l00591"></a>00591 <span class="comment">// ECMA 13.2.2 [[Construct]]</span>
<a name="l00592"></a>00592 <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> DeclaredFunctionImp::construct(<a class="code" href="classKJS_1_1ExecState.html" title="Represents the current state of script execution.">ExecState</a> *exec, <span class="keyword">const</span> <a class="code" href="classKJS_1_1List.html" title="Native list type.">List</a> &args)
<a name="l00593"></a>00593 {
<a name="l00594"></a>00594 <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> proto;
<a name="l00595"></a>00595 <a class="code" href="classKJS_1_1Value.html" title="Value objects are act as wrappers ("smart pointers") around ValueImp objects and their descendents...">Value</a> p = <span class="keyword">get</span>(exec,prototypePropertyName);
<a name="l00596"></a>00596 <span class="keywordflow">if</span> (p.<a class="code" href="classKJS_1_1Value.html#ae452f07da93d3888448158e634d71657" title="Returns the type of value.">type</a>() == ObjectType)
<a name="l00597"></a>00597 proto = <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a>(static_cast<ObjectImp*>(p.imp()));
<a name="l00598"></a>00598 <span class="keywordflow">else</span>
<a name="l00599"></a>00599 proto = exec-><a class="code" href="classKJS_1_1ExecState.html#af210e5fad440d91a939e71ccb2bf6be7" title="Returns the interpreter associated with the current scope's global object.">lexicalInterpreter</a>()-><a class="code" href="classKJS_1_1Interpreter.html#ac3b61de9e5220f2322c28c8c06bbb7a5" title="Returns the builtin "Object.prototype" object.">builtinObjectPrototype</a>();
<a name="l00600"></a>00600
<a name="l00601"></a>00601 <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> obj(<span class="keyword">new</span> ObjectImp(proto));
<a name="l00602"></a>00602
<a name="l00603"></a>00603 <a class="code" href="classKJS_1_1Value.html" title="Value objects are act as wrappers ("smart pointers") around ValueImp objects and their descendents...">Value</a> res = call(exec,obj,args);
<a name="l00604"></a>00604
<a name="l00605"></a>00605 <span class="keywordflow">if</span> (res.<a class="code" href="classKJS_1_1Value.html#ae452f07da93d3888448158e634d71657" title="Returns the type of value.">type</a>() == ObjectType)
<a name="l00606"></a>00606 <span class="keywordflow">return</span> <a class="code" href="classKJS_1_1Object.html#ab12ea86cb49e21ea6c5547507f8d128e" title="Converts a Value into an Object.">Object::dynamicCast</a>(res);
<a name="l00607"></a>00607 <span class="keywordflow">else</span>
<a name="l00608"></a>00608 <span class="keywordflow">return</span> obj;
<a name="l00609"></a>00609 }
<a name="l00610"></a>00610
<a name="l00611"></a>00611 <a class="code" href="classKJS_1_1Completion.html" title="Completion objects are used to convey the return status and value from functions.">Completion</a> DeclaredFunctionImp::execute(<a class="code" href="classKJS_1_1ExecState.html" title="Represents the current state of script execution.">ExecState</a> *exec)
<a name="l00612"></a>00612 {
<a name="l00613"></a>00613 <a class="code" href="classKJS_1_1Completion.html" title="Completion objects are used to convey the return status and value from functions.">Completion</a> result = body->execute(exec);
<a name="l00614"></a>00614
<a name="l00615"></a>00615 <span class="keywordflow">if</span> (result.complType() == Throw || result.complType() == ReturnValue)
<a name="l00616"></a>00616 <span class="keywordflow">return</span> result;
<a name="l00617"></a>00617 <span class="keywordflow">return</span> <a class="code" href="classKJS_1_1Completion.html" title="Completion objects are used to convey the return status and value from functions.">Completion</a>(Normal, <a class="code" href="classKJS_1_1Undefined.html" title="Represents an primitive Undefined value.">Undefined</a>()); <span class="comment">// TODO: or ReturnValue ?</span>
<a name="l00618"></a>00618 }
<a name="l00619"></a>00619
<a name="l00620"></a>00620 <span class="keywordtype">void</span> DeclaredFunctionImp::processVarDecls(<a class="code" href="classKJS_1_1ExecState.html" title="Represents the current state of script execution.">ExecState</a> *exec)
<a name="l00621"></a>00621 {
<a name="l00622"></a>00622 body->processVarDecls(exec);
<a name="l00623"></a>00623 }
<a name="l00624"></a>00624
<a name="l00625"></a>00625 <span class="comment">// ------------------------------- ShadowImp -----------------------------------</span>
<a name="l00626"></a>00626
<a name="l00627"></a>00627 <span class="keyword">namespace </span>KJS {
<a name="l00628"></a>00628
<a name="l00629"></a>00629 <span class="comment">// Acts as a placeholder value to indicate that the actual value is kept</span>
<a name="l00630"></a>00630 <span class="comment">// in the activation object</span>
<a name="l00631"></a>00631 <span class="keyword">class </span>ShadowImp : <span class="keyword">public</span> ObjectImp {
<a name="l00632"></a>00632 <span class="keyword">public</span>:
<a name="l00633"></a>00633 ShadowImp(ObjectImp *_obj, <a class="code" href="classKJS_1_1Identifier.html" title="Represents an Identifier for a Javascript object.">Identifier</a> _prop) : obj(_obj), prop(_prop) {}
<a name="l00634"></a>00634 <span class="keyword">virtual</span> <span class="keywordtype">void</span> mark();
<a name="l00635"></a>00635
<a name="l00636"></a>00636 <span class="keyword">virtual</span> <span class="keyword">const</span> <a class="code" href="structKJS_1_1ClassInfo.html" title="Class Information.">ClassInfo</a> *classInfo()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> &info; }
<a name="l00637"></a>00637 <span class="keyword">static</span> <span class="keyword">const</span> <a class="code" href="structKJS_1_1ClassInfo.html" title="Class Information.">ClassInfo</a> info;
<a name="l00638"></a>00638
<a name="l00639"></a>00639 ObjectImp *obj;
<a name="l00640"></a>00640 <a class="code" href="classKJS_1_1Identifier.html" title="Represents an Identifier for a Javascript object.">Identifier</a> prop;
<a name="l00641"></a>00641 };
<a name="l00642"></a>00642
<a name="l00643"></a>00643 <span class="comment">/*KDE_NOEXPORT*/</span> <span class="keyword">const</span> <a class="code" href="structKJS_1_1ClassInfo.html" title="Class Information.">ClassInfo</a> ShadowImp::info = {<span class="stringliteral">"Shadow"</span>, 0, 0, 0};
<a name="l00644"></a>00644
<a name="l00645"></a>00645 <span class="keywordtype">void</span> ShadowImp::mark()
<a name="l00646"></a>00646 {
<a name="l00647"></a>00647 ObjectImp::mark();
<a name="l00648"></a>00648 <span class="keywordflow">if</span> (!obj->marked())
<a name="l00649"></a>00649 obj->mark();
<a name="l00650"></a>00650 }
<a name="l00651"></a>00651
<a name="l00652"></a>00652 }
<a name="l00653"></a>00653
<a name="l00654"></a>00654 <span class="comment">// ------------------------------ ArgumentsImp ---------------------------------</span>
<a name="l00655"></a>00655
<a name="l00656"></a>00656 <span class="keyword">const</span> <a class="code" href="structKJS_1_1ClassInfo.html" title="Class Information.">ClassInfo</a> ArgumentsImp::info = {<span class="stringliteral">"Arguments"</span>, 0, 0, 0};
<a name="l00657"></a>00657
<a name="l00658"></a>00658 <span class="comment">// ECMA 10.1.8</span>
<a name="l00659"></a>00659 ArgumentsImp::ArgumentsImp(<a class="code" href="classKJS_1_1ExecState.html" title="Represents the current state of script execution.">ExecState</a> *exec, <a class="code" href="classKJS_1_1FunctionImp.html" title="Implementation class for functions implemented in JS.">FunctionImp</a> *func, <span class="keyword">const</span> <a class="code" href="classKJS_1_1List.html" title="Native list type.">List</a> &args,
<a name="l00660"></a>00660 ActivationImp *act)
<a name="l00661"></a>00661 : ObjectImp(exec->lexicalInterpreter()->builtinObjectPrototype()), activation(act)
<a name="l00662"></a>00662 {
<a name="l00663"></a>00663 <a class="code" href="classKJS_1_1Value.html" title="Value objects are act as wrappers ("smart pointers") around ValueImp objects and their descendents...">Value</a> protect(<span class="keyword">this</span>);
<a name="l00664"></a>00664 putDirect(calleePropertyName, func, DontEnum);
<a name="l00665"></a>00665 putDirect(lengthPropertyName, args.<a class="code" href="classKJS_1_1List.html#a69835b1e6671235343b0a17923b92c43">size</a>(), DontEnum);
<a name="l00666"></a>00666 <span class="keywordflow">if</span> (!args.<a class="code" href="classKJS_1_1List.html#a6356629da9e2c8cff0e0cbe9f7f61bac">isEmpty</a>()) {
<a name="l00667"></a>00667 <a class="code" href="classKJS_1_1ListIterator.html" title="Iterator for KJS::List objects.">ListIterator</a> arg = args.<a class="code" href="classKJS_1_1List.html#a28eebc11fbb2305edecf29f25a06f77e">begin</a>();
<a name="l00668"></a>00668 <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; arg != args.<a class="code" href="classKJS_1_1List.html#a88437e0b6b561b1d4621fb793ad9c018">end</a>(); arg++, i++) {
<a name="l00669"></a>00669 <a class="code" href="classKJS_1_1Identifier.html" title="Represents an Identifier for a Javascript object.">Identifier</a> prop = func->parameterProperty(i);
<a name="l00670"></a>00670 <span class="keywordflow">if</span> (!prop.<a class="code" href="classKJS_1_1Identifier.html#a94c7f6aa926ece43ea71ae14a35b2690" title="Returns that the identifiers string is set, but is empty.">isEmpty</a>()) {
<a name="l00671"></a>00671 <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> shadow(<span class="keyword">new</span> ShadowImp(act,prop));
<a name="l00672"></a>00672 ObjectImp::put(exec,Identifier::from(i), shadow, DontEnum);
<a name="l00673"></a>00673 }
<a name="l00674"></a>00674 <span class="keywordflow">else</span> {
<a name="l00675"></a>00675 ObjectImp::put(exec,Identifier::from(i), *arg, DontEnum);
<a name="l00676"></a>00676 }
<a name="l00677"></a>00677 }
<a name="l00678"></a>00678 }
<a name="l00679"></a>00679 }
<a name="l00680"></a>00680
<a name="l00681"></a>00681 <span class="keywordtype">void</span> ArgumentsImp::mark()
<a name="l00682"></a>00682 {
<a name="l00683"></a>00683 ObjectImp::mark();
<a name="l00684"></a>00684 <span class="keywordflow">if</span> (!activation->marked())
<a name="l00685"></a>00685 activation->mark();
<a name="l00686"></a>00686 }
<a name="l00687"></a>00687
<a name="l00688"></a>00688 <a class="code" href="classKJS_1_1Value.html" title="Value objects are act as wrappers ("smart pointers") around ValueImp objects and their descendents...">Value</a> ArgumentsImp::get(<a class="code" href="classKJS_1_1ExecState.html" title="Represents the current state of script execution.">ExecState</a> *exec, <span class="keyword">const</span> <a class="code" href="classKJS_1_1Identifier.html" title="Represents an Identifier for a Javascript object.">Identifier</a> &propertyName)<span class="keyword"> const</span>
<a name="l00689"></a>00689 <span class="keyword"></span>{
<a name="l00690"></a>00690 <a class="code" href="classKJS_1_1Value.html" title="Value objects are act as wrappers ("smart pointers") around ValueImp objects and their descendents...">Value</a> val = ObjectImp::get(exec,propertyName);
<a name="l00691"></a>00691 assert(SimpleNumber::is(val.imp()) || !val.imp()->isDestroyed());
<a name="l00692"></a>00692 <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> obj = <a class="code" href="classKJS_1_1Object.html#ab12ea86cb49e21ea6c5547507f8d128e" title="Converts a Value into an Object.">Object::dynamicCast</a>(val);
<a name="l00693"></a>00693 <span class="keywordflow">if</span> (obj.isValid() && obj.inherits(&ShadowImp::info)) {
<a name="l00694"></a>00694 ShadowImp *shadow = <span class="keyword">static_cast<</span>ShadowImp*<span class="keyword">></span>(val.imp());
<a name="l00695"></a>00695 <span class="keywordflow">return</span> activation->get(exec,shadow->prop);
<a name="l00696"></a>00696 }
<a name="l00697"></a>00697 <span class="keywordflow">else</span> {
<a name="l00698"></a>00698 <span class="keywordflow">return</span> val;
<a name="l00699"></a>00699 }
<a name="l00700"></a>00700 }
<a name="l00701"></a>00701
<a name="l00702"></a>00702 <span class="keywordtype">void</span> ArgumentsImp::put(<a class="code" href="classKJS_1_1ExecState.html" title="Represents the current state of script execution.">ExecState</a> *exec, <span class="keyword">const</span> <a class="code" href="classKJS_1_1Identifier.html" title="Represents an Identifier for a Javascript object.">Identifier</a> &propertyName,
<a name="l00703"></a>00703 <span class="keyword">const</span> <a class="code" href="classKJS_1_1Value.html" title="Value objects are act as wrappers ("smart pointers") around ValueImp objects and their descendents...">Value</a> &value, <span class="keywordtype">int</span> attr)
<a name="l00704"></a>00704 {
<a name="l00705"></a>00705 <a class="code" href="classKJS_1_1Value.html" title="Value objects are act as wrappers ("smart pointers") around ValueImp objects and their descendents...">Value</a> val = ObjectImp::get(exec,propertyName);
<a name="l00706"></a>00706 <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> obj = <a class="code" href="classKJS_1_1Object.html#ab12ea86cb49e21ea6c5547507f8d128e" title="Converts a Value into an Object.">Object::dynamicCast</a>(val);
<a name="l00707"></a>00707 <span class="keywordflow">if</span> (obj.<a class="code" href="classKJS_1_1Value.html#acd8509ab6b7622c16fdf021803fdd2cb" title="Returns whether or not this is a valid value.">isValid</a>() && obj.inherits(&ShadowImp::info)) {
<a name="l00708"></a>00708 ShadowImp *shadow = <span class="keyword">static_cast<</span>ShadowImp*<span class="keyword">></span>(val.imp());
<a name="l00709"></a>00709 activation->put(exec,shadow->prop,value,attr);
<a name="l00710"></a>00710 }
<a name="l00711"></a>00711 <span class="keywordflow">else</span> {
<a name="l00712"></a>00712 ObjectImp::put(exec,propertyName,value,attr);
<a name="l00713"></a>00713 }
<a name="l00714"></a>00714 }
<a name="l00715"></a>00715
<a name="l00716"></a>00716 <span class="comment">// ------------------------------ ActivationImp --------------------------------</span>
<a name="l00717"></a>00717
<a name="l00718"></a>00718 <span class="keyword">const</span> <a class="code" href="structKJS_1_1ClassInfo.html" title="Class Information.">ClassInfo</a> ActivationImp::info = {<span class="stringliteral">"Activation"</span>, 0, 0, 0};
<a name="l00719"></a>00719
<a name="l00720"></a>00720 <span class="comment">// ECMA 10.1.6</span>
<a name="l00721"></a>00721 ActivationImp::ActivationImp(<a class="code" href="classKJS_1_1FunctionImp.html" title="Implementation class for functions implemented in JS.">FunctionImp</a> *function, <span class="keyword">const</span> <a class="code" href="classKJS_1_1List.html" title="Native list type.">List</a> &arguments)
<a name="l00722"></a>00722 : _function(function), _arguments(true), _argumentsObject(0)
<a name="l00723"></a>00723 {
<a name="l00724"></a>00724 _arguments = arguments.<a class="code" href="classKJS_1_1List.html#a0ceb301f5a8ef7a5b53eb0ce709c9a39" title="Make a copy of the list.">copy</a>();
<a name="l00725"></a>00725 <span class="comment">// FIXME: Do we need to support enumerating the arguments property?</span>
<a name="l00726"></a>00726 }
<a name="l00727"></a>00727
<a name="l00728"></a>00728 <a class="code" href="classKJS_1_1Value.html" title="Value objects are act as wrappers ("smart pointers") around ValueImp objects and their descendents...">Value</a> ActivationImp::get(<a class="code" href="classKJS_1_1ExecState.html" title="Represents the current state of script execution.">ExecState</a> *exec, <span class="keyword">const</span> <a class="code" href="classKJS_1_1Identifier.html" title="Represents an Identifier for a Javascript object.">Identifier</a> &propertyName)<span class="keyword"> const</span>
<a name="l00729"></a>00729 <span class="keyword"></span>{
<a name="l00730"></a>00730 <span class="keywordflow">if</span> (propertyName == argumentsPropertyName) {
<a name="l00731"></a>00731 <span class="comment">// check for locally declared arguments property</span>
<a name="l00732"></a>00732 <a class="code" href="classKJS_1_1ValueImp.html" title="ValueImp is the base type for all primitives (Undefined, Null, Boolean, String, Number) and objects i...">ValueImp</a> *v = getDirect(propertyName);
<a name="l00733"></a>00733 <span class="keywordflow">if</span> (v)
<a name="l00734"></a>00734 <span class="keywordflow">return</span> <a class="code" href="classKJS_1_1Value.html" title="Value objects are act as wrappers ("smart pointers") around ValueImp objects and their descendents...">Value</a>(v);
<a name="l00735"></a>00735
<a name="l00736"></a>00736 <span class="comment">// default: return builtin arguments array</span>
<a name="l00737"></a>00737 <span class="keywordflow">if</span> (!_argumentsObject)
<a name="l00738"></a>00738 _argumentsObject = <span class="keyword">new</span> ArgumentsImp(exec, _function, _arguments, const_cast<ActivationImp*>(<span class="keyword">this</span>));
<a name="l00739"></a>00739 <span class="keywordflow">return</span> <a class="code" href="classKJS_1_1Value.html" title="Value objects are act as wrappers ("smart pointers") around ValueImp objects and their descendents...">Value</a>(_argumentsObject);
<a name="l00740"></a>00740 }
<a name="l00741"></a>00741 <span class="keywordflow">return</span> ObjectImp::get(exec, propertyName);
<a name="l00742"></a>00742 }
<a name="l00743"></a>00743
<a name="l00744"></a>00744 <span class="keywordtype">bool</span> ActivationImp::hasProperty(<a class="code" href="classKJS_1_1ExecState.html" title="Represents the current state of script execution.">ExecState</a> *exec, <span class="keyword">const</span> <a class="code" href="classKJS_1_1Identifier.html" title="Represents an Identifier for a Javascript object.">Identifier</a> &propertyName)<span class="keyword"> const</span>
<a name="l00745"></a>00745 <span class="keyword"></span>{
<a name="l00746"></a>00746 <span class="keywordflow">if</span> (propertyName == argumentsPropertyName)
<a name="l00747"></a>00747 <span class="keywordflow">return</span> <span class="keyword">true</span>;
<a name="l00748"></a>00748 <span class="keywordflow">return</span> ObjectImp::hasProperty(exec, propertyName);
<a name="l00749"></a>00749 }
<a name="l00750"></a>00750
<a name="l00751"></a>00751 <span class="keywordtype">bool</span> ActivationImp::deleteProperty(<a class="code" href="classKJS_1_1ExecState.html" title="Represents the current state of script execution.">ExecState</a> *exec, <span class="keyword">const</span> <a class="code" href="classKJS_1_1Identifier.html" title="Represents an Identifier for a Javascript object.">Identifier</a> &propertyName)
<a name="l00752"></a>00752 {
<a name="l00753"></a>00753 <span class="keywordflow">if</span> (propertyName == argumentsPropertyName)
<a name="l00754"></a>00754 <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00755"></a>00755 <span class="keywordflow">return</span> ObjectImp::deleteProperty(exec, propertyName);
<a name="l00756"></a>00756 }
<a name="l00757"></a>00757
<a name="l00758"></a>00758 <span class="keywordtype">void</span> ActivationImp::mark()
<a name="l00759"></a>00759 {
<a name="l00760"></a>00760 ObjectImp::mark();
<a name="l00761"></a>00761 <span class="keywordflow">if</span> (_function && !_function->marked())
<a name="l00762"></a>00762 _function->mark();
<a name="l00763"></a>00763 _arguments.mark();
<a name="l00764"></a>00764 <span class="keywordflow">if</span> (_argumentsObject && !_argumentsObject->marked())
<a name="l00765"></a>00765 _argumentsObject->mark();
<a name="l00766"></a>00766 }
<a name="l00767"></a>00767
<a name="l00768"></a>00768 <span class="comment">// ------------------------------ GlobalFunc -----------------------------------</span>
<a name="l00769"></a>00769
<a name="l00770"></a>00770
<a name="l00771"></a>00771 GlobalFuncImp::GlobalFuncImp(<a class="code" href="classKJS_1_1ExecState.html" title="Represents the current state of script execution.">ExecState</a> * <span class="comment">/*exec*/</span>, <a class="code" href="classKJS_1_1FunctionPrototypeImp.html" title="The initial value of Function.prototype (and thus all objects created with the Function constructor)...">FunctionPrototypeImp</a> *funcProto,
<a name="l00772"></a>00772 <span class="keywordtype">int</span> i, <span class="keywordtype">int</span> len, <span class="keyword">const</span> <a class="code" href="classKJS_1_1Identifier.html" title="Represents an Identifier for a Javascript object.">Identifier</a> &_ident)
<a name="l00773"></a>00773 : <a class="code" href="classKJS_1_1InternalFunctionImp.html" title="Base class for all function objects.">InternalFunctionImp</a>(funcProto), id(i)
<a name="l00774"></a>00774 {
<a name="l00775"></a>00775 <a class="code" href="classKJS_1_1Value.html" title="Value objects are act as wrappers ("smart pointers") around ValueImp objects and their descendents...">Value</a> protect(<span class="keyword">this</span>);
<a name="l00776"></a>00776 putDirect(lengthPropertyName, len, DontDelete|ReadOnly|DontEnum);
<a name="l00777"></a>00777 ident = _ident;
<a name="l00778"></a>00778 }
<a name="l00779"></a>00779
<a name="l00780"></a>00780 CodeType GlobalFuncImp::codeType()<span class="keyword"> const</span>
<a name="l00781"></a>00781 <span class="keyword"></span>{
<a name="l00782"></a>00782 <span class="keywordflow">return</span> <span class="keywordtype">id</span> == Eval ? EvalCode : codeType();
<a name="l00783"></a>00783 }
<a name="l00784"></a>00784
<a name="l00785"></a>00785 <span class="keywordtype">bool</span> GlobalFuncImp::implementsCall()<span class="keyword"> const</span>
<a name="l00786"></a>00786 <span class="keyword"></span>{
<a name="l00787"></a>00787 <span class="keywordflow">return</span> <span class="keyword">true</span>;
<a name="l00788"></a>00788 }
<a name="l00789"></a>00789
<a name="l00790"></a>00790 <a class="code" href="classKJS_1_1Value.html" title="Value objects are act as wrappers ("smart pointers") around ValueImp objects and their descendents...">Value</a> GlobalFuncImp::call(<a class="code" href="classKJS_1_1ExecState.html" title="Represents the current state of script execution.">ExecState</a> *exec, <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> &thisObj, <span class="keyword">const</span> <a class="code" href="classKJS_1_1List.html" title="Native list type.">List</a> &args)
<a name="l00791"></a>00791 {
<a name="l00792"></a>00792 <a class="code" href="classKJS_1_1Value.html" title="Value objects are act as wrappers ("smart pointers") around ValueImp objects and their descendents...">Value</a> res;
<a name="l00793"></a>00793
<a name="l00794"></a>00794 <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">char</span> do_not_escape[] =
<a name="l00795"></a>00795 <span class="stringliteral">"ABCDEFGHIJKLMNOPQRSTUVWXYZ"</span>
<a name="l00796"></a>00796 <span class="stringliteral">"abcdefghijklmnopqrstuvwxyz"</span>
<a name="l00797"></a>00797 <span class="stringliteral">"0123456789"</span>
<a name="l00798"></a>00798 <span class="stringliteral">"*+-./@_"</span>;
<a name="l00799"></a>00799
<a name="l00800"></a>00800 <span class="keywordflow">switch</span> (<span class="keywordtype">id</span>) {
<a name="l00801"></a>00801 <span class="keywordflow">case</span> Eval: { <span class="comment">// eval()</span>
<a name="l00802"></a>00802 <a class="code" href="classKJS_1_1Value.html" title="Value objects are act as wrappers ("smart pointers") around ValueImp objects and their descendents...">Value</a> x = args[0];
<a name="l00803"></a>00803 <span class="keywordflow">if</span> (x.<a class="code" href="classKJS_1_1Value.html#ae452f07da93d3888448158e634d71657" title="Returns the type of value.">type</a>() != StringType)
<a name="l00804"></a>00804 <span class="keywordflow">return</span> x;
<a name="l00805"></a>00805 <span class="keywordflow">else</span> {
<a name="l00806"></a>00806 <a class="code" href="classKJS_1_1UString.html" title="Unicode string class.">UString</a> s = x.<a class="code" href="classKJS_1_1Value.html#a8611b80d868cebf8dd4af2f966810874" title="Performs the ToString type conversion operation on this value (ECMA 9.8)">toString</a>(exec);
<a name="l00807"></a>00807
<a name="l00808"></a>00808 <span class="keywordtype">int</span> errLine;
<a name="l00809"></a>00809 <a class="code" href="classKJS_1_1UString.html" title="Unicode string class.">UString</a> errMsg;
<a name="l00810"></a>00810 <span class="preprocessor">#ifdef KJS_VERBOSE</span>
<a name="l00811"></a>00811 <span class="preprocessor"></span> fprintf(stderr, <span class="stringliteral">"eval(): %s\n"</span>, s.<a class="code" href="classKJS_1_1UString.html#a2ac3d2b62d65d075f2d99bf7ed2ec366" title="Convert the Unicode string to plain ASCII chars chopping of any higher bytes.">ascii</a>());
<a name="l00812"></a>00812 <span class="preprocessor">#endif</span>
<a name="l00813"></a>00813 <span class="preprocessor"></span> SourceCode *source;
<a name="l00814"></a>00814 FunctionBodyNode *progNode = Parser::parse(s.<a class="code" href="classKJS_1_1UString.html#a7dd595aa3385b55938014b32a0e88d0e">data</a>(),s.<a class="code" href="classKJS_1_1UString.html#a43b493879fd9d2d8e13039d1610cb3b9">size</a>(),&source,&errLine,&errMsg);
<a name="l00815"></a>00815
<a name="l00816"></a>00816 <span class="comment">// notify debugger that source has been parsed</span>
<a name="l00817"></a>00817 Debugger *dbg = exec->interpreter()->imp()->debugger();
<a name="l00818"></a>00818 <span class="keywordflow">if</span> (dbg) {
<a name="l00819"></a>00819 <span class="keywordtype">bool</span> cont = dbg->sourceParsed(exec,source->sid,s,errLine);
<a name="l00820"></a>00820 <span class="keywordflow">if</span> (!cont) {
<a name="l00821"></a>00821 source->deref();
<a name="l00822"></a>00822 dbg->imp()->abort();
<a name="l00823"></a>00823 <span class="keywordflow">if</span> (progNode)
<a name="l00824"></a>00824 <span class="keyword">delete</span> progNode;
<a name="l00825"></a>00825 <span class="keywordflow">return</span> <a class="code" href="classKJS_1_1Undefined.html" title="Represents an primitive Undefined value.">Undefined</a>();
<a name="l00826"></a>00826 }
<a name="l00827"></a>00827 }
<a name="l00828"></a>00828
<a name="l00829"></a>00829 exec->interpreter()->imp()->addSourceCode(source);
<a name="l00830"></a>00830
<a name="l00831"></a>00831 <span class="comment">// no program node means a syntax occurred</span>
<a name="l00832"></a>00832 <span class="keywordflow">if</span> (!progNode) {
<a name="l00833"></a>00833 <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> err = <a class="code" href="classKJS_1_1Error.html#ad90381467b6e9fbae92c0975852048f2" title="Factory method for error objects.">Error::create</a>(exec,SyntaxError,errMsg.<a class="code" href="classKJS_1_1UString.html#a2ac3d2b62d65d075f2d99bf7ed2ec366" title="Convert the Unicode string to plain ASCII chars chopping of any higher bytes.">ascii</a>(),errLine);
<a name="l00834"></a>00834 err.<a class="code" href="classKJS_1_1Object.html#aa67ec5ebaa19921db0fec1688378da2e" title="Sets the specified property.">put</a>(exec,<span class="stringliteral">"sid"</span>,<a class="code" href="classKJS_1_1Number.html" title="Represents an primitive Number value.">Number</a>(source->sid));
<a name="l00835"></a>00835 exec->setException(err);
<a name="l00836"></a>00836 source->deref();
<a name="l00837"></a>00837 <span class="keywordflow">return</span> err;
<a name="l00838"></a>00838 }
<a name="l00839"></a>00839
<a name="l00840"></a>00840 source->deref();
<a name="l00841"></a>00841 progNode->ref();
<a name="l00842"></a>00842
<a name="l00843"></a>00843 <span class="comment">// enter a new execution context</span>
<a name="l00844"></a>00844 <a class="code" href="classKJS_1_1ContextImp.html" title="Execution context.">ContextImp</a> ctx(exec-><a class="code" href="classKJS_1_1ExecState.html#a3b3a2b4b312b33a64beeb974c948201c" title="Returns the interpreter associated with this execution state.">dynamicInterpreter</a>()-><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...">globalObject</a>(),
<a name="l00845"></a>00845 exec-><a class="code" href="classKJS_1_1ExecState.html#a3b3a2b4b312b33a64beeb974c948201c" title="Returns the interpreter associated with this execution state.">dynamicInterpreter</a>()->imp(),
<a name="l00846"></a>00846 thisObj,
<a name="l00847"></a>00847 source->sid,
<a name="l00848"></a>00848 EvalCode,
<a name="l00849"></a>00849 exec-><a class="code" href="classKJS_1_1ExecState.html#aa2835385776b40626e4cf06887c0550e" title="Returns the execution context associated with this execution state.">context</a>().imp());
<a name="l00850"></a>00850
<a name="l00851"></a>00851 <a class="code" href="classKJS_1_1ExecState.html" title="Represents the current state of script execution.">ExecState</a> newExec(exec-><a class="code" href="classKJS_1_1ExecState.html#a3b3a2b4b312b33a64beeb974c948201c" title="Returns the interpreter associated with this execution state.">dynamicInterpreter</a>(), &ctx);
<a name="l00852"></a>00852 newExec.setException(exec->exception()); <span class="comment">// could be null</span>
<a name="l00853"></a>00853
<a name="l00854"></a>00854 ctx.setLines(progNode->firstLine(),progNode->firstLine());
<a name="l00855"></a>00855 <span class="keywordflow">if</span> (dbg) {
<a name="l00856"></a>00856 <span class="keywordflow">if</span> (!dbg->enterContext(&newExec)) {
<a name="l00857"></a>00857 <span class="comment">// debugger requested we stop execution</span>
<a name="l00858"></a>00858 dbg->imp()->abort();
<a name="l00859"></a>00859
<a name="l00860"></a>00860 <span class="keywordflow">if</span> (progNode->deref())
<a name="l00861"></a>00861 <span class="keyword">delete</span> progNode;
<a name="l00862"></a>00862 <span class="keywordflow">return</span> <a class="code" href="classKJS_1_1Undefined.html" title="Represents an primitive Undefined value.">Undefined</a>();
<a name="l00863"></a>00863 }
<a name="l00864"></a>00864 }
<a name="l00865"></a>00865
<a name="l00866"></a>00866 <span class="comment">// execute the code</span>
<a name="l00867"></a>00867 progNode->processVarDecls(&newExec);
<a name="l00868"></a>00868 <a class="code" href="classKJS_1_1Completion.html" title="Completion objects are used to convey the return status and value from functions.">Completion</a> c = progNode->execute(&newExec);
<a name="l00869"></a>00869
<a name="l00870"></a>00870 res = <a class="code" href="classKJS_1_1Undefined.html" title="Represents an primitive Undefined value.">Undefined</a>();
<a name="l00871"></a>00871
<a name="l00872"></a>00872 ctx.setLines(progNode->lastLine(),progNode->lastLine());
<a name="l00873"></a>00873 <span class="keywordflow">if</span> (dbg && !dbg->exitContext(&newExec,c))
<a name="l00874"></a>00874 <span class="comment">// debugger requested we stop execution</span>
<a name="l00875"></a>00875 dbg->imp()->abort();
<a name="l00876"></a>00876 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (newExec.hadException()) <span class="comment">// propagate back to parent context</span>
<a name="l00877"></a>00877 exec->setException(newExec.exception());
<a name="l00878"></a>00878 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (c.complType() == Throw)
<a name="l00879"></a>00879 exec->setException(c.value());
<a name="l00880"></a>00880 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (c.isValueCompletion())
<a name="l00881"></a>00881 res = c.value();
<a name="l00882"></a>00882
<a name="l00883"></a>00883 <span class="keywordflow">if</span> (progNode->deref())
<a name="l00884"></a>00884 <span class="keyword">delete</span> progNode;
<a name="l00885"></a>00885
<a name="l00886"></a>00886 <span class="keywordflow">return</span> res;
<a name="l00887"></a>00887 }
<a name="l00888"></a>00888 <span class="keywordflow">break</span>;
<a name="l00889"></a>00889 }
<a name="l00890"></a>00890 <span class="keywordflow">case</span> ParseInt: { <span class="comment">// ECMA 15.1.2.2</span>
<a name="l00891"></a>00891 <a class="code" href="classKJS_1_1CString.html" title="8 bit char based string class">CString</a> cstr = args[0].toString(exec).cstring();
<a name="l00892"></a>00892 <span class="keyword">const</span> <span class="keywordtype">char</span>* startptr = cstr.c_str();
<a name="l00893"></a>00893 <span class="keywordflow">while</span> ( *startptr && isspace( *startptr ) ) <span class="comment">// first, skip leading spaces</span>
<a name="l00894"></a>00894 ++startptr;
<a name="l00895"></a>00895
<a name="l00896"></a>00896 <span class="keywordtype">int</span> base = 0;
<a name="l00897"></a>00897 <span class="keywordflow">if</span> (args.<a class="code" href="classKJS_1_1List.html#a69835b1e6671235343b0a17923b92c43">size</a>() > 1)
<a name="l00898"></a>00898 base = args[1].toInt32(exec);
<a name="l00899"></a>00899
<a name="l00900"></a>00900 <span class="keywordtype">double</span> sign = 1;
<a name="l00901"></a>00901 <span class="keywordflow">if</span> (*startptr == <span class="charliteral">'-'</span>) {
<a name="l00902"></a>00902 sign = -1;
<a name="l00903"></a>00903 startptr++;
<a name="l00904"></a>00904 }
<a name="l00905"></a>00905 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (*startptr == <span class="charliteral">'+'</span>) {
<a name="l00906"></a>00906 sign = 1;
<a name="l00907"></a>00907 startptr++;
<a name="l00908"></a>00908 }
<a name="l00909"></a>00909
<a name="l00910"></a>00910 <span class="keywordtype">bool</span> leading0 = <span class="keyword">false</span>;
<a name="l00911"></a>00911 <span class="keywordflow">if</span> ((base == 0 || base == 16) &&
<a name="l00912"></a>00912 (*startptr == <span class="charliteral">'0'</span> && (startptr[1] == <span class="charliteral">'x'</span> || startptr[1] == <span class="charliteral">'X'</span>))) {
<a name="l00913"></a>00913 startptr += 2;
<a name="l00914"></a>00914 base = 16;
<a name="l00915"></a>00915 }
<a name="l00916"></a>00916 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (base == 0 && *startptr == <span class="charliteral">'0'</span>) {
<a name="l00917"></a>00917 base = 8;
<a name="l00918"></a>00918 leading0 = <span class="keyword">true</span>;
<a name="l00919"></a>00919 startptr++;
<a name="l00920"></a>00920 }
<a name="l00921"></a>00921 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (base == 0) {
<a name="l00922"></a>00922 base = 10;
<a name="l00923"></a>00923 }
<a name="l00924"></a>00924
<a name="l00925"></a>00925 <span class="keywordflow">if</span> (base < 2 || base > 36) {
<a name="l00926"></a>00926 res = <a class="code" href="classKJS_1_1Number.html" title="Represents an primitive Number value.">Number</a>(NaN);
<a name="l00927"></a>00927 }
<a name="l00928"></a>00928 <span class="keywordflow">else</span> {
<a name="l00929"></a>00929 <span class="keywordtype">long</span> <span class="keywordtype">double</span> val = 0;
<a name="l00930"></a>00930 <span class="keywordtype">int</span> index = 0;
<a name="l00931"></a>00931 <span class="keywordflow">for</span> (; *startptr; startptr++) {
<a name="l00932"></a>00932 <span class="keywordtype">int</span> thisval = -1;
<a name="l00933"></a>00933 <span class="keywordflow">if</span> (*startptr >= <span class="charliteral">'0'</span> && *startptr <= <span class="charliteral">'9'</span>)
<a name="l00934"></a>00934 thisval = *startptr - <span class="charliteral">'0'</span>;
<a name="l00935"></a>00935 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (*startptr >= <span class="charliteral">'a'</span> && *startptr <= <span class="charliteral">'z'</span>)
<a name="l00936"></a>00936 thisval = 10 + *startptr - <span class="charliteral">'a'</span>;
<a name="l00937"></a>00937 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (*startptr >= <span class="charliteral">'A'</span> && *startptr <= <span class="charliteral">'Z'</span>)
<a name="l00938"></a>00938 thisval = 10 + *startptr - <span class="charliteral">'A'</span>;
<a name="l00939"></a>00939
<a name="l00940"></a>00940 <span class="keywordflow">if</span> (thisval < 0 || thisval >= base)
<a name="l00941"></a>00941 <span class="keywordflow">break</span>;
<a name="l00942"></a>00942
<a name="l00943"></a>00943 val *= base;
<a name="l00944"></a>00944 val += thisval;
<a name="l00945"></a>00945 index++;
<a name="l00946"></a>00946 }
<a name="l00947"></a>00947
<a name="l00948"></a>00948 <span class="keywordflow">if</span> (index == 0 && !leading0)
<a name="l00949"></a>00949 res = <a class="code" href="classKJS_1_1Number.html" title="Represents an primitive Number value.">Number</a>(NaN);
<a name="l00950"></a>00950 <span class="keywordflow">else</span>
<a name="l00951"></a>00951 res = <a class="code" href="classKJS_1_1Number.html" title="Represents an primitive Number value.">Number</a>(<span class="keywordtype">double</span>(val)*sign);
<a name="l00952"></a>00952 }
<a name="l00953"></a>00953 <span class="keywordflow">break</span>;
<a name="l00954"></a>00954 }
<a name="l00955"></a>00955 <span class="keywordflow">case</span> ParseFloat: {
<a name="l00956"></a>00956 <a class="code" href="classKJS_1_1UString.html" title="Unicode string class.">UString</a> str = args[0].toString(exec);
<a name="l00957"></a>00957 <span class="comment">// don't allow hex numbers here</span>
<a name="l00958"></a>00958 <span class="keywordtype">bool</span> isHex = <span class="keyword">false</span>;
<a name="l00959"></a>00959 <span class="keywordflow">if</span> (str.<a class="code" href="classKJS_1_1UString.html#a510d0787fffb496abd11bdfebc17b8dc" title="Use this if you want to make sure that this string is a plain ASCII string.">is8Bit</a>()) {
<a name="l00960"></a>00960 <span class="keyword">const</span> <span class="keywordtype">char</span> *c = str.<a class="code" href="classKJS_1_1UString.html#a2ac3d2b62d65d075f2d99bf7ed2ec366" title="Convert the Unicode string to plain ASCII chars chopping of any higher bytes.">ascii</a>();
<a name="l00961"></a>00961 <span class="keywordflow">while</span> (isspace(*c))
<a name="l00962"></a>00962 c++;
<a name="l00963"></a>00963 isHex = (c[0] == <span class="charliteral">'0'</span> && (c[1] == <span class="charliteral">'x'</span> || c[1] == <span class="charliteral">'X'</span>));
<a name="l00964"></a>00964 }
<a name="l00965"></a>00965 <span class="keywordflow">if</span> (isHex)
<a name="l00966"></a>00966 res = <a class="code" href="classKJS_1_1Number.html" title="Represents an primitive Number value.">Number</a>(0);
<a name="l00967"></a>00967 <span class="keywordflow">else</span>
<a name="l00968"></a>00968 res = <a class="code" href="classKJS_1_1Number.html" title="Represents an primitive Number value.">Number</a>(str.<a class="code" href="classKJS_1_1UString.html#a3f6f047b366a516ad6e9043b4d0d7db9" title="Attempts an conversion to a number.">toDouble</a>( <span class="keyword">true</span> <span class="comment">/*tolerant*/</span>, <span class="keyword">false</span> ));
<a name="l00969"></a>00969 }
<a name="l00970"></a>00970 <span class="keywordflow">break</span>;
<a name="l00971"></a>00971 <span class="keywordflow">case</span> IsNaN:
<a name="l00972"></a>00972 res = <a class="code" href="classKJS_1_1Boolean.html" title="Represents an primitive Boolean value.">Boolean</a>(isNaN(args[0].toNumber(exec)));
<a name="l00973"></a>00973 <span class="keywordflow">break</span>;
<a name="l00974"></a>00974 <span class="keywordflow">case</span> IsFinite: {
<a name="l00975"></a>00975 <span class="keywordtype">double</span> n = args[0].toNumber(exec);
<a name="l00976"></a>00976 res = <a class="code" href="classKJS_1_1Boolean.html" title="Represents an primitive Boolean value.">Boolean</a>(!isNaN(n) && !isInf(n));
<a name="l00977"></a>00977 <span class="keywordflow">break</span>;
<a name="l00978"></a>00978 }
<a name="l00979"></a>00979 <span class="keywordflow">case</span> DecodeURI:
<a name="l00980"></a>00980 res = <a class="code" href="classKJS_1_1String.html" title="Represents an primitive String value.">String</a>(decodeURI(exec,args[0].toString(exec),uriReserved+<span class="stringliteral">"#"</span>));
<a name="l00981"></a>00981 <span class="keywordflow">break</span>;
<a name="l00982"></a>00982 <span class="keywordflow">case</span> DecodeURIComponent:
<a name="l00983"></a>00983 res = <a class="code" href="classKJS_1_1String.html" title="Represents an primitive String value.">String</a>(decodeURI(exec,args[0].toString(exec),<span class="stringliteral">""</span>));
<a name="l00984"></a>00984 <span class="keywordflow">break</span>;
<a name="l00985"></a>00985 <span class="keywordflow">case</span> EncodeURI:
<a name="l00986"></a>00986 res = <a class="code" href="classKJS_1_1String.html" title="Represents an primitive String value.">String</a>(encodeURI(exec,args[0].toString(exec),uriReserved+uriUnescaped+<span class="stringliteral">"#"</span>));
<a name="l00987"></a>00987 <span class="keywordflow">break</span>;
<a name="l00988"></a>00988 <span class="keywordflow">case</span> EncodeURIComponent:
<a name="l00989"></a>00989 res = <a class="code" href="classKJS_1_1String.html" title="Represents an primitive String value.">String</a>(encodeURI(exec,args[0].toString(exec),uriUnescaped));
<a name="l00990"></a>00990 <span class="keywordflow">break</span>;
<a name="l00991"></a>00991 <span class="keywordflow">case</span> Escape: {
<a name="l00992"></a>00992 <a class="code" href="classKJS_1_1UString.html" title="Unicode string class.">UString</a> r = <span class="stringliteral">""</span>, s, str = args[0].toString(exec);
<a name="l00993"></a>00993 <span class="keyword">const</span> <a class="code" href="structKJS_1_1UChar.html" title="Unicode character.">UChar</a> *c = str.data();
<a name="l00994"></a>00994 <span class="keywordflow">for</span> (<span class="keywordtype">int</span> k = 0; k < str.size(); k++, c++) {
<a name="l00995"></a>00995 <span class="keywordtype">int</span> u = c->uc;
<a name="l00996"></a>00996 <span class="keywordflow">if</span> (u > 255) {
<a name="l00997"></a>00997 <span class="keywordtype">char</span> tmp[7];
<a name="l00998"></a>00998 sprintf(tmp, <span class="stringliteral">"%%u%04X"</span>, u);
<a name="l00999"></a>00999 s = <a class="code" href="classKJS_1_1UString.html" title="Unicode string class.">UString</a>(tmp);
<a name="l01000"></a>01000 } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (u != 0 && strchr(do_not_escape, (<span class="keywordtype">char</span>)u)) {
<a name="l01001"></a>01001 s = <a class="code" href="classKJS_1_1UString.html" title="Unicode string class.">UString</a>(c, 1);
<a name="l01002"></a>01002 } <span class="keywordflow">else</span> {
<a name="l01003"></a>01003 <span class="keywordtype">char</span> tmp[4];
<a name="l01004"></a>01004 sprintf(tmp, <span class="stringliteral">"%%%02X"</span>, u);
<a name="l01005"></a>01005 s = <a class="code" href="classKJS_1_1UString.html" title="Unicode string class.">UString</a>(tmp);
<a name="l01006"></a>01006 }
<a name="l01007"></a>01007 r += s;
<a name="l01008"></a>01008 }
<a name="l01009"></a>01009 res = <a class="code" href="classKJS_1_1String.html" title="Represents an primitive String value.">String</a>(r);
<a name="l01010"></a>01010 <span class="keywordflow">break</span>;
<a name="l01011"></a>01011 }
<a name="l01012"></a>01012 <span class="keywordflow">case</span> UnEscape: {
<a name="l01013"></a>01013 <a class="code" href="classKJS_1_1UString.html" title="Unicode string class.">UString</a> s = <span class="stringliteral">""</span>, str = args[0].toString(exec);
<a name="l01014"></a>01014 <span class="keywordtype">int</span> k = 0, len = str.<a class="code" href="classKJS_1_1List.html#a69835b1e6671235343b0a17923b92c43">size</a>();
<a name="l01015"></a>01015 <span class="keywordflow">while</span> (k < len) {
<a name="l01016"></a>01016 <span class="keyword">const</span> <a class="code" href="structKJS_1_1UChar.html" title="Unicode character.">UChar</a> *c = str.data() + k;
<a name="l01017"></a>01017 <a class="code" href="structKJS_1_1UChar.html" title="Unicode character.">UChar</a> u;
<a name="l01018"></a>01018 <span class="keywordflow">if</span> (*c == <a class="code" href="structKJS_1_1UChar.html" title="Unicode character.">UChar</a>(<span class="charliteral">'%'</span>) && k <= len - 6 && *(c+1) == <a class="code" href="structKJS_1_1UChar.html" title="Unicode character.">UChar</a>(<span class="charliteral">'u'</span>)) {
<a name="l01019"></a>01019 <span class="keywordflow">if</span> (Lexer::isHexDigit((c+2)->uc) && Lexer::isHexDigit((c+3)->uc) &&
<a name="l01020"></a>01020 Lexer::isHexDigit((c+4)->uc) && Lexer::isHexDigit((c+5)->uc)) {
<a name="l01021"></a>01021 u = Lexer::convertUnicode((c+2)->uc, (c+3)->uc,
<a name="l01022"></a>01022 (c+4)->uc, (c+5)->uc);
<a name="l01023"></a>01023 c = &u;
<a name="l01024"></a>01024 k += 5;
<a name="l01025"></a>01025 }
<a name="l01026"></a>01026 } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (*c == <a class="code" href="structKJS_1_1UChar.html" title="Unicode character.">UChar</a>(<span class="charliteral">'%'</span>) && k <= len - 3 &&
<a name="l01027"></a>01027 Lexer::isHexDigit((c+1)->uc) && Lexer::isHexDigit((c+2)->uc)) {
<a name="l01028"></a>01028 u = <a class="code" href="structKJS_1_1UChar.html" title="Unicode character.">UChar</a>(Lexer::convertHex((c+1)->uc, (c+2)->uc));
<a name="l01029"></a>01029 c = &u;
<a name="l01030"></a>01030 k += 2;
<a name="l01031"></a>01031 }
<a name="l01032"></a>01032 k++;
<a name="l01033"></a>01033 s += <a class="code" href="classKJS_1_1UString.html" title="Unicode string class.">UString</a>(c, 1);
<a name="l01034"></a>01034 }
<a name="l01035"></a>01035 res = <a class="code" href="classKJS_1_1String.html" title="Represents an primitive String value.">String</a>(s);
<a name="l01036"></a>01036 <span class="keywordflow">break</span>;
<a name="l01037"></a>01037 }
<a name="l01038"></a>01038 <span class="keywordflow">case</span> KJSPrint:
<a name="l01039"></a>01039 <span class="preprocessor">#ifndef NDEBUG</span>
<a name="l01040"></a>01040 <span class="preprocessor"></span> puts(args[0].toString(exec).ascii());
<a name="l01041"></a>01041 <span class="preprocessor">#endif</span>
<a name="l01042"></a>01042 <span class="preprocessor"></span> <span class="keywordflow">break</span>;
<a name="l01043"></a>01043 }
<a name="l01044"></a>01044
<a name="l01045"></a>01045 <span class="keywordflow">return</span> res;
<a name="l01046"></a>01046 }
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