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StringFunctions.h
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/*
* Copyright (C) 2010-2020 Apple Inc. All rights reserved.
* Copyright (C) 2010 University of Szeged. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#include "JSBasics.h"
#include <WebKit/WKRetainPtr.h>
#include <WebKit/WKString.h>
#include <WebKit/WKStringPrivate.h>
#include <sstream>
#include <string>
#include <vector>
#include <wtf/Platform.h>
#include <wtf/StdLibExtras.h>
#include <wtf/UniqueArray.h>
#include <wtf/Vector.h>
#include <wtf/text/CString.h>
#include <wtf/text/WTFString.h>
namespace WTR {
WKRetainPtr<WKStringRef> toWKString(JSContextRef, JSValueRef);
WTF::String toWTFString(JSContextRef, JSValueRef);
inline WKRetainPtr<WKStringRef> toWK(JSStringRef string)
{
return adoptWK(WKStringCreateWithJSString(string));
}
inline WKRetainPtr<WKStringRef> toWK(const JSRetainPtr<JSStringRef>& string)
{
return toWK(string.get());
}
inline WKRetainPtr<WKStringRef> toWK(const char* string)
{
return adoptWK(WKStringCreateWithUTF8CString(string));
}
inline WKRetainPtr<WKStringRef> toWK(const std::string& string)
{
return toWK(string.c_str());
}
inline WKRetainPtr<WKStringRef> toWK(const WTF::String& string)
{
return toWK(string.utf8().data());
}
inline JSRetainPtr<JSStringRef> toJS(WKStringRef string)
{
return adopt(WKStringCopyJSString(string));
}
inline JSRetainPtr<JSStringRef> toJS(const WKRetainPtr<WKStringRef>& string)
{
return toJS(string.get());
}
inline std::string toSTD(WKStringRef string)
{
size_t bufferSize = WKStringGetMaximumUTF8CStringSize(string);
auto buffer = makeUniqueWithoutFastMallocCheck<char[]>(bufferSize);
size_t stringLength = WKStringGetUTF8CString(string, buffer.get(), bufferSize);
return std::string(buffer.get(), stringLength - 1);
}
inline std::string toSTD(const WKRetainPtr<WKStringRef>& string)
{
return toSTD(string.get());
}
inline WTF::String toWTFString(WKStringRef string)
{
if (!string)
return nullString();
size_t bufferSize = WKStringGetMaximumUTF8CStringSize(string);
auto buffer = makeUniqueWithoutFastMallocCheck<char[]>(bufferSize);
size_t stringLength = WKStringGetUTF8CStringNonStrict(string, buffer.get(), bufferSize);
if (!stringLength)
return "(null)"_s;
return WTF::String::fromUTF8WithLatin1Fallback(buffer.get(), stringLength - 1);
}
inline WTF::String toWTFString(const WKRetainPtr<WKStringRef>& string)
{
return toWTFString(string.get());
}
inline WTF::String toWTFString(JSStringRef string)
{
return toWTFString(toWK(string));
}
inline WTF::String toWTFString(const JSRetainPtr<JSStringRef>& string)
{
return toWTFString(string.get());
}
inline WTF::String toWTFString(const std::string& string)
{
return WTF::String::fromUTF8(string.c_str());
}
inline WKRetainPtr<WKStringRef> toWKString(JSContextRef context, JSValueRef value)
{
return toWK(createJSString(context, value).get());
}
inline WTF::String toWTFString(JSContextRef context, JSValueRef value)
{
// FIXME: Could make this efficient by using the WTFString inside OpaqueJSString if we wanted to.
return toWTFString(createJSString(context, value));
}
template<typename StringType>
inline std::vector<StringType> split(const StringType& string, char delimiter)
{
std::vector<StringType> result;
size_t i = 0;
while (i < string.size()) {
auto foundIndex = string.find_first_of(delimiter, i);
if (foundIndex != i)
result.push_back(string.substr(i, foundIndex - i));
if (foundIndex == StringType::npos)
break;
i = foundIndex + 1;
}
return result;
}
} // namespace WTR