chromium/base/i18n/char_iterator.cc

// Copyright 2011 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifdef UNSAFE_BUFFERS_BUILD
// TODO(crbug.com/40284755): Remove this and spanify to fix the errors.
#pragma allow_unsafe_buffers
#endif

#include "base/i18n/char_iterator.h"

#include <string_view>

#include "base/check_op.h"
#include "base/third_party/icu/icu_utf.h"

namespace base {
namespace i18n {

// UTF8CharIterator ------------------------------------------------------------

UTF8CharIterator::UTF8CharIterator(std::string_view str)
    : … { … }

UTF8CharIterator::~UTF8CharIterator() = default;

bool UTF8CharIterator::Advance() { … }

// UTF16CharIterator -----------------------------------------------------------

UTF16CharIterator::UTF16CharIterator(std::u16string_view str)
    : … { … }

UTF16CharIterator::UTF16CharIterator(UTF16CharIterator&& to_move) = default;

UTF16CharIterator::~UTF16CharIterator() = default;

UTF16CharIterator& UTF16CharIterator::operator=(UTF16CharIterator&& to_move) =
    default;

// static
UTF16CharIterator UTF16CharIterator::LowerBound(std::u16string_view str,
                                                size_t array_index) { … }

// static
UTF16CharIterator UTF16CharIterator::UpperBound(std::u16string_view str,
                                                size_t array_index) { … }

int32_t UTF16CharIterator::NextCodePoint() const { … }

int32_t UTF16CharIterator::PreviousCodePoint() const { … }

bool UTF16CharIterator::Advance() { … }

bool UTF16CharIterator::Rewind() { … }

UTF16CharIterator::UTF16CharIterator(std::u16string_view str,
                                     size_t initial_pos)
    : … { … }

void UTF16CharIterator::ReadChar() { … }

}  // namespace i18n
}  // namespace base