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-rw-r--r--src/3rdparty/javascriptcore/JavaScriptCore/runtime/JSGlobalObjectFunctions.cpp441
1 files changed, 0 insertions, 441 deletions
diff --git a/src/3rdparty/javascriptcore/JavaScriptCore/runtime/JSGlobalObjectFunctions.cpp b/src/3rdparty/javascriptcore/JavaScriptCore/runtime/JSGlobalObjectFunctions.cpp
deleted file mode 100644
index 0bc1274..0000000
--- a/src/3rdparty/javascriptcore/JavaScriptCore/runtime/JSGlobalObjectFunctions.cpp
+++ /dev/null
@@ -1,441 +0,0 @@
-/*
- * Copyright (C) 1999-2002 Harri Porten (porten@kde.org)
- * Copyright (C) 2001 Peter Kelly (pmk@post.com)
- * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
- * Copyright (C) 2007 Cameron Zwarich (cwzwarich@uwaterloo.ca)
- * Copyright (C) 2007 Maks Orlovich
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Library General Public
- * License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Library General Public License for more details.
- *
- * You should have received a copy of the GNU Library General Public License
- * along with this library; see the file COPYING.LIB. If not, write to
- * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
- * Boston, MA 02110-1301, USA.
- *
- */
-
-#include "config.h"
-#include "JSGlobalObjectFunctions.h"
-
-#include "CallFrame.h"
-#include "GlobalEvalFunction.h"
-#include "Interpreter.h"
-#include "JSGlobalObject.h"
-#include "JSString.h"
-#include "Lexer.h"
-#include "LiteralParser.h"
-#include "Nodes.h"
-#include "Parser.h"
-#include "StringBuilder.h"
-#include "StringExtras.h"
-#include "dtoa.h"
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <wtf/ASCIICType.h>
-#include <wtf/Assertions.h>
-#include <wtf/MathExtras.h>
-#include <wtf/unicode/UTF8.h>
-
-using namespace WTF;
-using namespace Unicode;
-
-namespace JSC {
-
-static JSValue encode(ExecState* exec, const ArgList& args, const char* doNotEscape)
-{
- UString str = args.at(0).toString(exec);
- CString cstr = str.UTF8String(true);
- if (!cstr.c_str())
- return throwError(exec, URIError, "String contained an illegal UTF-16 sequence.");
-
- StringBuilder builder;
- const char* p = cstr.c_str();
- for (size_t k = 0; k < cstr.size(); k++, p++) {
- char c = *p;
- if (c && strchr(doNotEscape, c))
- builder.append(c);
- else {
- char tmp[4];
- snprintf(tmp, 4, "%%%02X", static_cast<unsigned char>(c));
- builder.append((const char*)tmp);
- }
- }
- return jsString(exec, builder.release());
-}
-
-static JSValue decode(ExecState* exec, const ArgList& args, const char* doNotUnescape, bool strict)
-{
- StringBuilder builder;
- UString str = args.at(0).toString(exec);
- int k = 0;
- int len = str.size();
- const UChar* d = str.data();
- UChar u = 0;
- while (k < len) {
- const UChar* p = d + k;
- UChar c = *p;
- if (c == '%') {
- int charLen = 0;
- if (k <= len - 3 && isASCIIHexDigit(p[1]) && isASCIIHexDigit(p[2])) {
- const char b0 = Lexer::convertHex(p[1], p[2]);
- const int sequenceLen = UTF8SequenceLength(b0);
- if (sequenceLen != 0 && k <= len - sequenceLen * 3) {
- charLen = sequenceLen * 3;
- char sequence[5];
- sequence[0] = b0;
- for (int i = 1; i < sequenceLen; ++i) {
- const UChar* q = p + i * 3;
- if (q[0] == '%' && isASCIIHexDigit(q[1]) && isASCIIHexDigit(q[2]))
- sequence[i] = Lexer::convertHex(q[1], q[2]);
- else {
- charLen = 0;
- break;
- }
- }
- if (charLen != 0) {
- sequence[sequenceLen] = 0;
- const int character = decodeUTF8Sequence(sequence);
- if (character < 0 || character >= 0x110000)
- charLen = 0;
- else if (character >= 0x10000) {
- // Convert to surrogate pair.
- builder.append(static_cast<UChar>(0xD800 | ((character - 0x10000) >> 10)));
- u = static_cast<UChar>(0xDC00 | ((character - 0x10000) & 0x3FF));
- } else
- u = static_cast<UChar>(character);
- }
- }
- }
- if (charLen == 0) {
- if (strict)
- return throwError(exec, URIError);
- // The only case where we don't use "strict" mode is the "unescape" function.
- // For that, it's good to support the wonky "%u" syntax for compatibility with WinIE.
- if (k <= len - 6 && p[1] == 'u'
- && isASCIIHexDigit(p[2]) && isASCIIHexDigit(p[3])
- && isASCIIHexDigit(p[4]) && isASCIIHexDigit(p[5])) {
- charLen = 6;
- u = Lexer::convertUnicode(p[2], p[3], p[4], p[5]);
- }
- }
- if (charLen && (u == 0 || u >= 128 || !strchr(doNotUnescape, u))) {
- c = u;
- k += charLen - 1;
- }
- }
- k++;
- builder.append(c);
- }
- return jsString(exec, builder.release());
-}
-
-bool isStrWhiteSpace(UChar c)
-{
- switch (c) {
- case 0x0009:
- case 0x000A:
- case 0x000B:
- case 0x000C:
- case 0x000D:
- case 0x0020:
- case 0x00A0:
- case 0x2028:
- case 0x2029:
- return true;
- default:
- return c > 0xff && isSeparatorSpace(c);
- }
-}
-
-static int parseDigit(unsigned short c, int radix)
-{
- int digit = -1;
-
- if (c >= '0' && c <= '9')
- digit = c - '0';
- else if (c >= 'A' && c <= 'Z')
- digit = c - 'A' + 10;
- else if (c >= 'a' && c <= 'z')
- digit = c - 'a' + 10;
-
- if (digit >= radix)
- return -1;
- return digit;
-}
-
-double parseIntOverflow(const char* s, int length, int radix)
-{
- double number = 0.0;
- double radixMultiplier = 1.0;
-
- for (const char* p = s + length - 1; p >= s; p--) {
- if (radixMultiplier == Inf) {
- if (*p != '0') {
- number = Inf;
- break;
- }
- } else {
- int digit = parseDigit(*p, radix);
- number += digit * radixMultiplier;
- }
-
- radixMultiplier *= radix;
- }
-
- return number;
-}
-
-static double parseInt(const UString& s, int radix)
-{
- int length = s.size();
- const UChar* data = s.data();
- int p = 0;
-
- while (p < length && isStrWhiteSpace(data[p]))
- ++p;
-
- double sign = 1;
- if (p < length) {
- if (data[p] == '+')
- ++p;
- else if (data[p] == '-') {
- sign = -1;
- ++p;
- }
- }
-
- if ((radix == 0 || radix == 16) && length - p >= 2 && data[p] == '0' && (data[p + 1] == 'x' || data[p + 1] == 'X')) {
- radix = 16;
- p += 2;
- } else if (radix == 0) {
- if (p < length && data[p] == '0')
- radix = 8;
- else
- radix = 10;
- }
-
- if (radix < 2 || radix > 36)
- return NaN;
-
- int firstDigitPosition = p;
- bool sawDigit = false;
- double number = 0;
- while (p < length) {
- int digit = parseDigit(data[p], radix);
- if (digit == -1)
- break;
- sawDigit = true;
- number *= radix;
- number += digit;
- ++p;
- }
-
- if (number >= mantissaOverflowLowerBound) {
- if (radix == 10)
- number = WTF::strtod(s.substr(firstDigitPosition, p - firstDigitPosition).ascii(), 0);
- else if (radix == 2 || radix == 4 || radix == 8 || radix == 16 || radix == 32)
- number = parseIntOverflow(s.substr(firstDigitPosition, p - firstDigitPosition).ascii(), p - firstDigitPosition, radix);
- }
-
- if (!sawDigit)
- return NaN;
-
- return sign * number;
-}
-
-static double parseFloat(const UString& s)
-{
- // Check for 0x prefix here, because toDouble allows it, but we must treat it as 0.
- // Need to skip any whitespace and then one + or - sign.
- int length = s.size();
- const UChar* data = s.data();
- int p = 0;
- while (p < length && isStrWhiteSpace(data[p]))
- ++p;
-
- if (p < length && (data[p] == '+' || data[p] == '-'))
- ++p;
-
- if (length - p >= 2 && data[p] == '0' && (data[p + 1] == 'x' || data[p + 1] == 'X'))
- return 0;
-
- return s.toDouble(true /*tolerant*/, false /* NaN for empty string */);
-}
-
-JSValue JSC_HOST_CALL globalFuncEval(ExecState* exec, JSObject* function, JSValue thisValue, const ArgList& args)
-{
- JSObject* thisObject = thisValue.toThisObject(exec);
- JSObject* unwrappedObject = thisObject->unwrappedObject();
- if (!unwrappedObject->isGlobalObject() || static_cast<JSGlobalObject*>(unwrappedObject)->evalFunction() != function)
- return throwError(exec, EvalError, "The \"this\" value passed to eval must be the global object from which eval originated");
-
- JSValue x = args.at(0);
- if (!x.isString())
- return x;
-
- UString s = x.toString(exec);
-
- LiteralParser preparser(exec, s, LiteralParser::NonStrictJSON);
- if (JSValue parsedObject = preparser.tryLiteralParse())
- return parsedObject;
-
- RefPtr<EvalExecutable> eval = EvalExecutable::create(exec, makeSource(s));
- JSObject* error = eval->compile(exec, static_cast<JSGlobalObject*>(unwrappedObject)->globalScopeChain().node());
- if (error)
- return throwError(exec, error);
-
- return exec->interpreter()->execute(eval.get(), exec, thisObject, static_cast<JSGlobalObject*>(unwrappedObject)->globalScopeChain().node(), exec->exceptionSlot());
-}
-
-JSValue JSC_HOST_CALL globalFuncParseInt(ExecState* exec, JSObject*, JSValue, const ArgList& args)
-{
- JSValue value = args.at(0);
- int32_t radix = args.at(1).toInt32(exec);
-
- if (radix != 0 && radix != 10)
- return jsNumber(exec, parseInt(value.toString(exec), radix));
-
- if (value.isInt32())
- return value;
-
- if (value.isDouble()) {
- double d = value.asDouble();
- if (isfinite(d))
- return jsNumber(exec, (d > 0) ? floor(d) : ceil(d));
- if (isnan(d) || isinf(d))
- return jsNaN(exec);
- return jsNumber(exec, 0);
- }
-
- return jsNumber(exec, parseInt(value.toString(exec), radix));
-}
-
-JSValue JSC_HOST_CALL globalFuncParseFloat(ExecState* exec, JSObject*, JSValue, const ArgList& args)
-{
- return jsNumber(exec, parseFloat(args.at(0).toString(exec)));
-}
-
-JSValue JSC_HOST_CALL globalFuncIsNaN(ExecState* exec, JSObject*, JSValue, const ArgList& args)
-{
- return jsBoolean(isnan(args.at(0).toNumber(exec)));
-}
-
-JSValue JSC_HOST_CALL globalFuncIsFinite(ExecState* exec, JSObject*, JSValue, const ArgList& args)
-{
- double n = args.at(0).toNumber(exec);
- return jsBoolean(!isnan(n) && !isinf(n));
-}
-
-JSValue JSC_HOST_CALL globalFuncDecodeURI(ExecState* exec, JSObject*, JSValue, const ArgList& args)
-{
- static const char do_not_unescape_when_decoding_URI[] =
- "#$&+,/:;=?@";
-
- return decode(exec, args, do_not_unescape_when_decoding_URI, true);
-}
-
-JSValue JSC_HOST_CALL globalFuncDecodeURIComponent(ExecState* exec, JSObject*, JSValue, const ArgList& args)
-{
- return decode(exec, args, "", true);
-}
-
-JSValue JSC_HOST_CALL globalFuncEncodeURI(ExecState* exec, JSObject*, JSValue, const ArgList& args)
-{
- static const char do_not_escape_when_encoding_URI[] =
- "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
- "abcdefghijklmnopqrstuvwxyz"
- "0123456789"
- "!#$&'()*+,-./:;=?@_~";
-
- return encode(exec, args, do_not_escape_when_encoding_URI);
-}
-
-JSValue JSC_HOST_CALL globalFuncEncodeURIComponent(ExecState* exec, JSObject*, JSValue, const ArgList& args)
-{
- static const char do_not_escape_when_encoding_URI_component[] =
- "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
- "abcdefghijklmnopqrstuvwxyz"
- "0123456789"
- "!'()*-._~";
-
- return encode(exec, args, do_not_escape_when_encoding_URI_component);
-}
-
-JSValue JSC_HOST_CALL globalFuncEscape(ExecState* exec, JSObject*, JSValue, const ArgList& args)
-{
- static const char do_not_escape[] =
- "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
- "abcdefghijklmnopqrstuvwxyz"
- "0123456789"
- "*+-./@_";
-
- StringBuilder builder;
- UString s;
- UString str = args.at(0).toString(exec);
- const UChar* c = str.data();
- for (int k = 0; k < str.size(); k++, c++) {
- int u = c[0];
- if (u > 255) {
- char tmp[7];
- sprintf(tmp, "%%u%04X", u);
- s = UString(tmp);
- } else if (u != 0 && strchr(do_not_escape, static_cast<char>(u)))
- s = UString(c, 1);
- else {
- char tmp[4];
- sprintf(tmp, "%%%02X", u);
- s = UString(tmp);
- }
- builder.append(s);
- }
-
- return jsString(exec, builder.release());
-}
-
-JSValue JSC_HOST_CALL globalFuncUnescape(ExecState* exec, JSObject*, JSValue, const ArgList& args)
-{
- StringBuilder builder;
- UString str = args.at(0).toString(exec);
- int k = 0;
- int len = str.size();
- while (k < len) {
- const UChar* c = str.data() + k;
- UChar u;
- if (c[0] == '%' && k <= len - 6 && c[1] == 'u') {
- if (isASCIIHexDigit(c[2]) && isASCIIHexDigit(c[3]) && isASCIIHexDigit(c[4]) && isASCIIHexDigit(c[5])) {
- u = Lexer::convertUnicode(c[2], c[3], c[4], c[5]);
- c = &u;
- k += 5;
- }
- } else if (c[0] == '%' && k <= len - 3 && isASCIIHexDigit(c[1]) && isASCIIHexDigit(c[2])) {
- u = UChar(Lexer::convertHex(c[1], c[2]));
- c = &u;
- k += 2;
- }
- k++;
- builder.append(*c);
- }
-
- return jsString(exec, builder.release());
-}
-
-#ifndef NDEBUG
-JSValue JSC_HOST_CALL globalFuncJSCPrint(ExecState* exec, JSObject*, JSValue, const ArgList& args)
-{
- CStringBuffer string;
- args.at(0).toString(exec).getCString(string);
- puts(string.data());
- return jsUndefined();
-}
-#endif
-
-} // namespace JSC
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