ladybird/Userland/Libraries/LibJS/Runtime/Utf16String.h
2023-08-09 17:09:16 +02:00

66 lines
1.7 KiB
C++

/*
* Copyright (c) 2021-2023, Tim Flynn <trflynn89@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/DeprecatedString.h>
#include <AK/NonnullRefPtr.h>
#include <AK/RefCounted.h>
#include <AK/Types.h>
#include <AK/Utf16View.h>
#include <AK/Vector.h>
#include <LibJS/Runtime/Completion.h>
namespace JS {
namespace Detail {
class Utf16StringImpl : public RefCounted<Utf16StringImpl> {
public:
~Utf16StringImpl() = default;
[[nodiscard]] static NonnullRefPtr<Utf16StringImpl> create();
[[nodiscard]] static NonnullRefPtr<Utf16StringImpl> create(Utf16Data);
[[nodiscard]] static NonnullRefPtr<Utf16StringImpl> create(StringView);
[[nodiscard]] static NonnullRefPtr<Utf16StringImpl> create(Utf16View const&);
Utf16Data const& string() const;
Utf16View view() const;
private:
Utf16StringImpl() = default;
explicit Utf16StringImpl(Utf16Data string);
Utf16Data m_string;
};
}
class Utf16String {
public:
[[nodiscard]] static Utf16String create();
[[nodiscard]] static Utf16String create(Utf16Data);
[[nodiscard]] static Utf16String create(StringView);
[[nodiscard]] static Utf16String create(Utf16View const&);
Utf16Data const& string() const;
Utf16View view() const;
Utf16View substring_view(size_t code_unit_offset, size_t code_unit_length) const;
Utf16View substring_view(size_t code_unit_offset) const;
[[nodiscard]] String to_utf8() const;
[[nodiscard]] DeprecatedString to_deprecated_string() const;
u16 code_unit_at(size_t index) const;
size_t length_in_code_units() const;
bool is_empty() const;
private:
explicit Utf16String(NonnullRefPtr<Detail::Utf16StringImpl>);
NonnullRefPtr<Detail::Utf16StringImpl> m_string;
};
}