mirror of
https://github.com/SerenityOS/serenity
synced 2024-07-09 09:20:46 +00:00
112 lines
3.4 KiB
C++
112 lines
3.4 KiB
C++
/*
|
|
* Copyright (c) 2018-2021, Andreas Kling <kling@serenityos.org>
|
|
*
|
|
* SPDX-License-Identifier: BSD-2-Clause
|
|
*/
|
|
|
|
#pragma once
|
|
|
|
#include <AK/ByteBuffer.h>
|
|
#include <AK/Format.h>
|
|
#include <AK/Forward.h>
|
|
#include <AK/StringView.h>
|
|
#include <stdarg.h>
|
|
|
|
namespace AK {
|
|
|
|
class StringBuilder {
|
|
public:
|
|
using OutputType = DeprecatedString;
|
|
|
|
static ErrorOr<StringBuilder> create(size_t initial_capacity = inline_capacity);
|
|
|
|
explicit StringBuilder(size_t initial_capacity = inline_capacity);
|
|
~StringBuilder() = default;
|
|
|
|
ErrorOr<void> try_append(StringView);
|
|
#ifndef KERNEL
|
|
ErrorOr<void> try_append(Utf16View const&);
|
|
#endif
|
|
ErrorOr<void> try_append(Utf32View const&);
|
|
ErrorOr<void> try_append_code_point(u32);
|
|
ErrorOr<void> try_append(char);
|
|
template<typename... Parameters>
|
|
ErrorOr<void> try_appendff(CheckedFormatString<Parameters...>&& fmtstr, Parameters const&... parameters)
|
|
{
|
|
VariadicFormatParams<AllowDebugOnlyFormatters::No, Parameters...> variadic_format_params { parameters... };
|
|
return vformat(*this, fmtstr.view(), variadic_format_params);
|
|
}
|
|
ErrorOr<void> try_append(char const*, size_t);
|
|
ErrorOr<void> try_append_repeated(char, size_t);
|
|
ErrorOr<void> try_append_escaped_for_json(StringView);
|
|
|
|
void append(StringView);
|
|
#ifndef KERNEL
|
|
void append(Utf16View const&);
|
|
#endif
|
|
void append(Utf32View const&);
|
|
void append(char);
|
|
void append_code_point(u32);
|
|
void append(char const*, size_t);
|
|
void appendvf(char const*, va_list);
|
|
void append_repeated(char, size_t);
|
|
|
|
void append_as_lowercase(char);
|
|
void append_escaped_for_json(StringView);
|
|
|
|
template<typename... Parameters>
|
|
void appendff(CheckedFormatString<Parameters...>&& fmtstr, Parameters const&... parameters)
|
|
{
|
|
VariadicFormatParams<AllowDebugOnlyFormatters::No, Parameters...> variadic_format_params { parameters... };
|
|
MUST(vformat(*this, fmtstr.view(), variadic_format_params));
|
|
}
|
|
|
|
#ifndef KERNEL
|
|
[[nodiscard]] DeprecatedString build() const;
|
|
[[nodiscard]] DeprecatedString to_deprecated_string() const;
|
|
ErrorOr<String> to_string() const;
|
|
#endif
|
|
|
|
[[nodiscard]] ByteBuffer to_byte_buffer() const;
|
|
|
|
[[nodiscard]] StringView string_view() const;
|
|
void clear();
|
|
|
|
[[nodiscard]] size_t length() const { return m_buffer.size(); }
|
|
[[nodiscard]] bool is_empty() const { return m_buffer.is_empty(); }
|
|
void trim(size_t count) { m_buffer.resize(m_buffer.size() - count); }
|
|
|
|
template<class SeparatorType, class CollectionType>
|
|
void join(SeparatorType const& separator, CollectionType const& collection, StringView fmtstr = "{}"sv)
|
|
{
|
|
MUST(try_join(separator, collection, fmtstr));
|
|
}
|
|
|
|
template<class SeparatorType, class CollectionType>
|
|
ErrorOr<void> try_join(SeparatorType const& separator, CollectionType const& collection, StringView fmtstr = "{}"sv)
|
|
{
|
|
bool first = true;
|
|
for (auto& item : collection) {
|
|
if (!first)
|
|
TRY(try_append(separator));
|
|
TRY(try_appendff(fmtstr, item));
|
|
first = false;
|
|
}
|
|
return {};
|
|
}
|
|
|
|
private:
|
|
ErrorOr<void> will_append(size_t);
|
|
u8* data() { return m_buffer.data(); }
|
|
u8 const* data() const { return m_buffer.data(); }
|
|
|
|
static constexpr size_t inline_capacity = 256;
|
|
Detail::ByteBuffer<inline_capacity> m_buffer;
|
|
};
|
|
|
|
}
|
|
|
|
#if USING_AK_GLOBALLY
|
|
using AK::StringBuilder;
|
|
#endif
|