Source/WebCore/css/parser/CSSParserIdioms.cpp

// Copyright 2014 The Chromium Authors. All rights reserved.
// Copyright (C) 2016 Apple Inc. All rights reserved.
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#include "config.h"
#include "CSSParserIdioms.h"
#include "CSSValueKeywords.h"
#include "TextEncoding.h"

namespace WebCore {

template<typename CharacterType> ALWAYS_INLINE static void convertToASCIILowercaseInPlace(CharacterType* characters, unsigned length)
{
    for (unsigned i = 0; i < length; ++i)
        characters[i] = toASCIILower(characters[i]);
}

// FIXME-NEWPARSER: Would like to get rid of this operation. Blink uses HTMLParser static lowercase
// string hashing, but we don't have that code in our HTMLParser.
void convertToASCIILowercaseInPlace(StringView& stringView)
{
    if (stringView.is8Bit())
        WebCore::convertToASCIILowercaseInPlace(const_cast<LChar*>(stringView.characters8()), stringView.length());
    else
        WebCore::convertToASCIILowercaseInPlace(const_cast<UChar*>(stringView.characters16()), stringView.length());
}

bool isValueAllowedInMode(unsigned short id, CSSParserMode mode)
{
    switch (id) {
    case CSSValueInternalVariableValue:
        return isUASheetBehavior(mode);
    case CSSValueWebkitFocusRingColor:
        return isUASheetBehavior(mode) || isQuirksModeBehavior(mode);
    default:
        return true;
    }
}

URL completeURL(const CSSParserContext& context, const String& url)
{
    if (url.isNull())
        return URL();
    if (context.charset.isEmpty())
        return URL(context.baseURL, url);
    return URL(context.baseURL, url, context.charset);
}

} // namespace WebCore