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118 lines
2.4 KiB
118 lines
2.4 KiB
2 years ago
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/*
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* Copyright (C) 2022 Riyyi
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*
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* SPDX-License-Identifier: MIT
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*/
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#pragma once
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#include <cstddef> // size_t
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#include <cstdint> // int32_t, uint8_t, uint32_t, int64_t,
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#include <string>
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#include <string_view>
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#include <vector>
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#include "util/format/builder.h"
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#include "util/format/parser.h"
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namespace Util::Format {
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template<typename T>
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struct Formatter {
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void format(Builder& builder, T value) const { (void)builder, (void)value; }
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};
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// Integral
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template<>
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void Formatter<int32_t>::format(Builder& builder, int32_t value) const;
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template<>
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void Formatter<uint32_t>::format(Builder& builder, uint32_t value) const;
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template<>
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void Formatter<int64_t>::format(Builder& builder, int64_t value) const;
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template<>
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void Formatter<size_t>::format(Builder& builder, size_t value) const; // uint64_t
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// Floating point
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template<>
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void Formatter<float>::format(Builder& builder, float value) const;
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template<>
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void Formatter<double>::format(Builder& builder, double value) const;
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// Char
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template<>
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void Formatter<char>::format(Builder& builder, char value) const;
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template<>
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void Formatter<bool>::format(Builder& builder, bool value) const;
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// String
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template<>
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void Formatter<std::string_view>::format(Builder& builder, std::string_view value) const;
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template<>
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struct Formatter<std::string> : Formatter<std::string_view> {
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};
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template<>
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struct Formatter<const char*> : Formatter<std::string_view> {
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void format(Builder& builder, const char* value) const;
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};
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template<>
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struct Formatter<char*> : Formatter<const char*> {
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};
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template<size_t N>
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struct Formatter<char[N]> : Formatter<const char*> {
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};
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// Pointer
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template<typename T>
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struct Formatter<T*> {
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void format(Builder& builder, T* value) const
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{
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value == nullptr
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? builder.putString("0x0")
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: builder.putPointer(static_cast<const void*>(value));
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}
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};
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template<>
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struct Formatter<std::nullptr_t> : Formatter<const void*> {
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void format(Builder& builder, std::nullptr_t) const;
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};
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// Container
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template<typename T>
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struct Formatter<std::vector<T>> : Formatter<T> {
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void format(Builder& builder, const std::vector<T>& value) const
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{
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builder.putString("{\n");
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for (auto it = value.cbegin(); it != value.cend(); ++it) {
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builder.putString(" ");
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Formatter<T>::format(builder, *it);
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// Add comma, except after the last element
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if (it != std::prev(value.end(), 1)) {
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builder.putCharacter(',');
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}
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builder.putCharacter('\n');
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}
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builder.putCharacter('}');
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}
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};
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} // namespace Util::Format
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