#pragma once
#include <pal/text/UnencodableHandling.h>
#include <wtf/URL.h>
#include <wtf/text/WTFString.h>
namespace WebCore {
class TextEncoding : public WTF::URLTextEncoding {
public:
TextEncoding() = default;
WEBCORE_EXPORT TextEncoding(const char* name);
WEBCORE_EXPORT TextEncoding(const String& name);
bool isValid() const { return m_name; }
const char* name() const { return m_name; }
WEBCORE_EXPORT const char* domName() const; bool usesVisualOrdering() const;
bool isJapanese() const;
const TextEncoding& closestByteBasedEquivalent() const;
const TextEncoding& encodingForFormSubmissionOrURLParsing() const;
WEBCORE_EXPORT String decode(const char*, size_t length, bool stopOnError, bool& sawError) const;
String decode(const char*, size_t length) const;
WEBCORE_EXPORT Vector<uint8_t> encode(StringView, UnencodableHandling) const;
Vector<uint8_t> encodeForURLParsing(StringView string) const final { return encode(string, UnencodableHandling::URLEncodedEntities); }
UChar backslashAsCurrencySymbol() const;
bool isByteBasedEncoding() const { return !isNonByteBasedEncoding(); }
private:
bool isNonByteBasedEncoding() const;
bool isUTF7Encoding() const;
const char* m_name { nullptr };
UChar m_backslashAsCurrencySymbol;
};
inline bool operator==(const TextEncoding& a, const TextEncoding& b) { return a.name() == b.name(); }
inline bool operator!=(const TextEncoding& a, const TextEncoding& b) { return a.name() != b.name(); }
const TextEncoding& ASCIIEncoding();
const TextEncoding& Latin1Encoding();
const TextEncoding& UTF16BigEndianEncoding();
const TextEncoding& UTF16LittleEndianEncoding();
WEBCORE_EXPORT const TextEncoding& UTF8Encoding();
WEBCORE_EXPORT const TextEncoding& WindowsLatin1Encoding();
WEBCORE_EXPORT String decodeURLEscapeSequences(const String&, const TextEncoding& = UTF8Encoding());
inline String TextEncoding::decode(const char* characters, size_t length) const
{
bool ignored;
return decode(characters, length, false, ignored);
}
}