chromium/third_party/openscreen/src/util/string_util.cc

// Copyright 2023 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "util/string_util.h"

namespace openscreen::string_util {
namespace internal {
// clang-format off
// Array of bitfields holding character information. Note that bitfields for all
// characters above ASCII 127 are zero-initialized.
// Position      Meaning
// --------      -------
//    1          alphabetic
//    2          alphanumeric
//    3          whitespace
//    4          punctuation
//    5          tab or space
//    6          control character
//    7          hex digit
const unsigned char kPropertyBits[256] = …;

// Array of characters for the ascii_tolower() function.
const char kToLower[256] = …;

// Array of characters for the ascii_toupper() function.
const char kToUpper[256] = …;
// clang-format on
}  // namespace internal

void AsciiStrToLower(std::string& s) { … }

std::string AsciiStrToLower(std::string_view s) { … }

void AsciiStrToUpper(std::string& s) { … }

std::string AsciiStrToUpper(std::string_view s) { … }

bool EqualsIgnoreCase(std::string_view piece1, std::string_view piece2) { … }

[[nodiscard]] std::string StrCat(
    std::initializer_list<std::string_view> pieces) { … }

}  // namespace openscreen::string_util