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117 lines
3.1 KiB
C++
117 lines
3.1 KiB
C++
//===----------------------------------------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#ifndef LIBCXX_TEST_SUPPORT_LOCALE_HELPERS_H
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#define LIBCXX_TEST_SUPPORT_LOCALE_HELPERS_H
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#include <string>
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#include "platform_support.h"
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#include "test_macros.h"
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#include "make_string.h"
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#ifndef TEST_HAS_NO_WIDE_CHARACTERS
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#include <cwctype>
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#endif // TEST_HAS_NO_WIDE_CHARACTERS
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namespace LocaleHelpers {
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#ifndef TEST_HAS_NO_WIDE_CHARACTERS
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std::wstring convert_thousands_sep(std::wstring const& in, wchar_t sep) {
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std::wstring out;
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bool seen_num_start = false;
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bool seen_decimal = false;
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for (unsigned i = 0; i < in.size(); ++i) {
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seen_decimal |= in[i] == L',';
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seen_num_start |= in[i] == L'-' || std::iswdigit(in[i]);
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if (seen_decimal || !seen_num_start || in[i] != L' ') {
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out.push_back(in[i]);
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continue;
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}
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assert(in[i] == L' ');
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out.push_back(sep);
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}
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return out;
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}
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// GLIBC 2.27 and newer use U+202F NARROW NO-BREAK SPACE as a thousands separator.
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// This function converts the spaces in string inputs to U+202F if need
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// be. FreeBSD's locale data also uses U+202F, since 2018.
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// Windows uses U+00A0 NO-BREAK SPACE.
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std::wstring convert_thousands_sep_fr_FR(std::wstring const& in) {
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#if defined(_CS_GNU_LIBC_VERSION)
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if (glibc_version_less_than("2.27"))
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return in;
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else
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return convert_thousands_sep(in, L'\u202F');
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#elif defined(__FreeBSD__)
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return convert_thousands_sep(in, L'\u202F');
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#elif defined(_WIN32)
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return convert_thousands_sep(in, L'\u00A0');
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#else
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return in;
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#endif
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}
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// GLIBC 2.27 uses U+202F NARROW NO-BREAK SPACE as a thousands separator.
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// FreeBSD, AIX and Windows use U+00A0 NO-BREAK SPACE.
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std::wstring convert_thousands_sep_ru_RU(std::wstring const& in) {
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#if defined(TEST_HAS_GLIBC)
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return convert_thousands_sep(in, L'\u202F');
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# elif defined(__FreeBSD__) || defined(_WIN32) || defined(_AIX)
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return convert_thousands_sep(in, L'\u00A0');
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# else
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return in;
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# endif
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}
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std::wstring negate_en_US(std::wstring s) {
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#if defined(_WIN32)
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return L"(" + s + L")";
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#else
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return L"-" + s;
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#endif
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}
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#endif // TEST_HAS_NO_WIDE_CHARACTERS
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std::string negate_en_US(std::string s) {
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#if defined(_WIN32)
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return "(" + s + ")";
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#else
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return "-" + s;
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#endif
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}
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MultiStringType currency_symbol_ru_RU() {
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#if defined(_CS_GNU_LIBC_VERSION)
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if (glibc_version_less_than("2.24"))
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return MKSTR("\u0440\u0443\u0431");
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else
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return MKSTR("\u20BD"); // U+20BD RUBLE SIGN
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#elif defined(_WIN32) || defined(__FreeBSD__) || defined(_AIX)
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return MKSTR("\u20BD"); // U+20BD RUBLE SIGN
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#else
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return MKSTR("\u0440\u0443\u0431.");
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#endif
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}
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MultiStringType currency_symbol_zh_CN() {
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#if defined(_WIN32)
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return MKSTR("\u00A5"); // U+00A5 YEN SIGN
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#else
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return MKSTR("\uFFE5"); // U+FFE5 FULLWIDTH YEN SIGN
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#endif
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}
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} // namespace LocaleHelpers
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#endif // LIBCXX_TEST_SUPPORT_LOCALE_HELPERS_H
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