godot/thirdparty/icu4c/common/uloc_keytype.cpp

// © 2016 and later: Unicode, Inc. and others.
// License & terms of use: http://www.unicode.org/copyright.html
/*
**********************************************************************
*   Copyright (C) 2014-2016, International Business Machines
*   Corporation and others.  All Rights Reserved.
**********************************************************************
*/
#include <algorithm>
#include <optional>
#include <string_view>

#include "unicode/utypes.h"
#include "unicode/unistr.h"
#include "unicode/uobject.h"

#include "charstr.h"
#include "cmemory.h"
#include "cstring.h"
#include "uassert.h"
#include "ucln_cmn.h"
#include "uhash.h"
#include "ulocimp.h"
#include "umutex.h"
#include "uresimp.h"
#include "uvector.h"
#include "udataswp.h" /* for InvChar functions */

static UHashtable* gLocExtKeyMap = …;
static icu::UInitOnce gLocExtKeyMapInitOnce { … };

// bit flags for special types
SpecialType;

struct LocExtKeyData : public icu::UMemory { … };

struct LocExtType : public icu::UMemory { … };

struct TypeAlias : public icu::UMemory { … };

static icu::MemoryPool<icu::CharString>* gKeyTypeStringPool = …;
static icu::MemoryPool<LocExtKeyData>* gLocExtKeyDataEntries = …;
static icu::MemoryPool<LocExtType>* gLocExtTypeEntries = …;
static icu::MemoryPool<TypeAlias>* gTypeAliasEntries = …;

U_CDECL_BEGIN

static UBool U_CALLCONV
uloc_key_type_cleanup() { … }

U_CDECL_END

namespace {

void U_CALLCONV
initFromResourceBundle(UErrorCode& sts) { … }

bool
init() { … }

bool
isSpecialTypeCodepoints(std::string_view val) { … }

bool
isSpecialTypeReorderCode(std::string_view val) { … }

bool
isSpecialTypeRgKeyValue(std::string_view val) { … }

}  // namespace

U_EXPORT std::optional<std::string_view>
ulocimp_toBcpKey(std::string_view key) { … }

U_EXPORT std::optional<std::string_view>
ulocimp_toLegacyKey(std::string_view key) { … }

U_EXPORT std::optional<std::string_view>
ulocimp_toBcpType(std::string_view key, std::string_view type) { … }


U_EXPORT std::optional<std::string_view>
ulocimp_toLegacyType(std::string_view key, std::string_view type) { … }