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![Andreas Kling](/assets/img/avatar_default.png)
While width-oriented integer types are nicer from the programmer's perspective, we have to accept that C++ thinks in int/long/long long.
176 lines
4.5 KiB
C++
176 lines
4.5 KiB
C++
/*
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* Copyright (c) 2019-2020, Sergey Bugaev <bugaevc@serenityos.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#pragma once
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#include <AK/JsonArraySerializer.h>
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#include <AK/JsonValue.h>
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namespace AK {
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template<typename Builder>
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class JsonObjectSerializer {
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public:
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explicit JsonObjectSerializer(Builder& builder)
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: m_builder(builder)
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{
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m_builder.append('{');
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}
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JsonObjectSerializer(const JsonObjectSerializer&) = delete;
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JsonObjectSerializer(JsonObjectSerializer&&) = delete;
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~JsonObjectSerializer()
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{
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if (!m_finished)
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finish();
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}
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void add(const StringView& key, const JsonValue& value)
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{
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begin_item(key);
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value.serialize(m_builder);
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}
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void add(const StringView& key, const StringView& value)
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{
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begin_item(key);
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m_builder.append('"');
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m_builder.append(value);
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m_builder.append('"');
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}
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void add(const StringView& key, const String& value)
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{
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begin_item(key);
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m_builder.append('"');
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m_builder.append(value);
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m_builder.append('"');
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}
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void add(const StringView& key, const char* value)
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{
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begin_item(key);
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m_builder.append('"');
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m_builder.append(value);
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m_builder.append('"');
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}
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void add(const StringView& key, bool value)
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{
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begin_item(key);
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m_builder.append(value ? "true" : "false");
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}
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void add(const StringView& key, int value)
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{
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begin_item(key);
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m_builder.appendf("%d", value);
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}
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void add(const StringView& key, unsigned value)
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{
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begin_item(key);
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m_builder.appendf("%u", value);
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}
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void add(const StringView& key, long value)
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{
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begin_item(key);
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m_builder.appendf("%ld", value);
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}
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void add(const StringView& key, long unsigned value)
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{
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begin_item(key);
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m_builder.appendf("%lu", value);
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}
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void add(const StringView& key, long long value)
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{
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begin_item(key);
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m_builder.appendf("%lld", value);
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}
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void add(const StringView& key, long long unsigned value)
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{
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begin_item(key);
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m_builder.appendf("%llu", value);
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}
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void add(const StringView& key, double value)
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{
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begin_item(key);
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m_builder.appendf("%f", value);
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}
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JsonArraySerializer<Builder> add_array(const StringView& key)
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{
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begin_item(key);
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return JsonArraySerializer(m_builder);
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}
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JsonObjectSerializer<Builder> add_object(const StringView& key)
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{
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begin_item(key);
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return JsonObjectSerializer(m_builder);
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}
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void finish()
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{
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ASSERT(!m_finished);
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m_finished = true;
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m_builder.append('}');
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}
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private:
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void begin_item(const StringView& key)
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{
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if (!m_empty)
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m_builder.append(',');
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m_empty = false;
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m_builder.append('"');
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m_builder.append(key);
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m_builder.append("\":");
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}
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Builder& m_builder;
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bool m_empty { true };
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bool m_finished { false };
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};
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template<typename Builder>
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JsonObjectSerializer<Builder> JsonArraySerializer<Builder>::add_object()
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{
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begin_item();
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return JsonObjectSerializer(m_builder);
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}
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}
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using AK::JsonObjectSerializer;
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