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SqMod/vendor/POCO/Foundation/include/Poco/UTF8String.h

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//
// UTF8String.h
//
// Library: Foundation
// Package: Text
// Module: UTF8String
//
// Definition of the UTF8 string functions.
//
// Copyright (c) 2007, Applied Informatics Software Engineering GmbH.
// and Contributors.
//
// SPDX-License-Identifier: BSL-1.0
//
#ifndef Foundation_UTF8String_INCLUDED
#define Foundation_UTF8String_INCLUDED
#include "Poco/Foundation.h"
namespace Poco {
struct Foundation_API UTF8
/// This class provides static methods that are UTF-8 capable variants
/// of the same functions in Poco/String.h.
///
/// The various variants of icompare() provide case insensitive comparison
/// for UTF-8 encoded strings.
///
/// toUpper(), toUpperInPlace(), toLower() and toLowerInPlace() provide
/// Unicode-based character case transformation for UTF-8 encoded strings.
///
/// removeBOM() removes the UTF-8 Byte Order Mark sequence (0xEF, 0xBB, 0xBF)
/// from the beginning of the given string, if it's there.
{
static int icompare(const std::string& str, std::string::size_type pos, std::string::size_type n, std::string::const_iterator it2, std::string::const_iterator end2);
static int icompare(const std::string& str1, const std::string& str2);
static int icompare(const std::string& str1, std::string::size_type n1, const std::string& str2, std::string::size_type n2);
static int icompare(const std::string& str1, std::string::size_type n, const std::string& str2);
static int icompare(const std::string& str1, std::string::size_type pos, std::string::size_type n, const std::string& str2);
static int icompare(const std::string& str1, std::string::size_type pos1, std::string::size_type n1, const std::string& str2, std::string::size_type pos2, std::string::size_type n2);
static int icompare(const std::string& str1, std::string::size_type pos1, std::string::size_type n, const std::string& str2, std::string::size_type pos2);
static int icompare(const std::string& str, std::string::size_type pos, std::string::size_type n, const std::string::value_type* ptr);
static int icompare(const std::string& str, std::string::size_type pos, const std::string::value_type* ptr);
static int icompare(const std::string& str, const std::string::value_type* ptr);
static std::string toUpper(const std::string& str);
static std::string& toUpperInPlace(std::string& str);
static std::string toLower(const std::string& str);
static std::string& toLowerInPlace(std::string& str);
static void removeBOM(std::string& str);
/// Remove the UTF-8 Byte Order Mark sequence (0xEF, 0xBB, 0xBF)
/// from the beginning of the string, if it's there.
static std::string escape(const std::string& s, bool strictJSON = false);
/// Escapes a string. Special characters like tab, backslash, ... are
/// escaped. Unicode characters are escaped to \uxxxx.
/// If strictJSON is true, \a and \v will be escaped to \\u0007 and \\u000B
/// instead of \\a and \\v for strict JSON conformance.
static std::string escape(const std::string::const_iterator& begin, const std::string::const_iterator& end, bool strictJSON = false);
/// Escapes a string. Special characters like tab, backslash, ... are
/// escaped. Unicode characters are escaped to \uxxxx.
/// If strictJSON is true, \a and \v will be escaped to \\u0007 and \\u000B
/// instead of \\a and \\v for strict JSON conformance.
static std::string unescape(const std::string& s);
/// Creates an UTF8 string from a string that contains escaped characters.
static std::string unescape(const std::string::const_iterator& begin, const std::string::const_iterator& end);
/// Creates an UTF8 string from a string that contains escaped characters.
};
} // namespace Poco
#endif // Foundation_UTF8String_INCLUDED