mirror of
https://github.com/LadybirdBrowser/ladybird.git
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fe2dff4944
This removes the use of StringBuilder::OutputType (which was ByteString, and only used by the JSON classes). And it removes the StringBuilder template parameter from the serialization methods; this was only ever used with StringBuilder, so a template is pretty overkill here.
119 lines
3.7 KiB
C++
119 lines
3.7 KiB
C++
/*
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* Copyright (c) 2018-2020, Andreas Kling <andreas@ladybird.org>
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* Copyright (c) 2021, Max Wipfli <mail@maxwipfli.ch>
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* Copyright (c) 2023, Sam Atkins <atkinssj@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <AK/Concepts.h>
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#include <AK/Error.h>
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#include <AK/HashMap.h>
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#include <AK/JsonArray.h>
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#include <AK/JsonValue.h>
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#include <AK/String.h>
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namespace AK {
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class JsonObject {
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template<typename Callback>
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using CallbackErrorType = decltype(declval<Callback>()(declval<String const&>(), declval<JsonValue const&>()).release_error());
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public:
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JsonObject();
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~JsonObject();
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JsonObject(JsonObject const& other);
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JsonObject(JsonObject&& other);
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JsonObject& operator=(JsonObject const& other);
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JsonObject& operator=(JsonObject&& other);
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[[nodiscard]] size_t size() const;
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[[nodiscard]] bool is_empty() const;
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[[nodiscard]] bool has(StringView key) const;
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[[nodiscard]] bool has_null(StringView key) const;
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[[nodiscard]] bool has_bool(StringView key) const;
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[[nodiscard]] bool has_string(StringView key) const;
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[[nodiscard]] bool has_i8(StringView key) const;
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[[nodiscard]] bool has_u8(StringView key) const;
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[[nodiscard]] bool has_i16(StringView key) const;
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[[nodiscard]] bool has_u16(StringView key) const;
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[[nodiscard]] bool has_i32(StringView key) const;
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[[nodiscard]] bool has_u32(StringView key) const;
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[[nodiscard]] bool has_i64(StringView key) const;
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[[nodiscard]] bool has_u64(StringView key) const;
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[[nodiscard]] bool has_number(StringView key) const;
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[[nodiscard]] bool has_array(StringView key) const;
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[[nodiscard]] bool has_object(StringView key) const;
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Optional<JsonValue&> get(StringView key);
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Optional<JsonValue const&> get(StringView key) const;
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template<Integral T>
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Optional<T> get_integer(StringView key) const
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{
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auto maybe_value = get(key);
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if (maybe_value.has_value() && maybe_value->is_integer<T>())
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return maybe_value->as_integer<T>();
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return {};
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}
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Optional<i8> get_i8(StringView key) const;
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Optional<u8> get_u8(StringView key) const;
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Optional<i16> get_i16(StringView key) const;
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Optional<u16> get_u16(StringView key) const;
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Optional<i32> get_i32(StringView key) const;
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Optional<u32> get_u32(StringView key) const;
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Optional<i64> get_i64(StringView key) const;
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Optional<u64> get_u64(StringView key) const;
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Optional<FlatPtr> get_addr(StringView key) const;
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Optional<bool> get_bool(StringView key) const;
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Optional<String const&> get_string(StringView key) const;
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Optional<JsonObject&> get_object(StringView key);
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Optional<JsonObject const&> get_object(StringView key) const;
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Optional<JsonArray&> get_array(StringView key);
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Optional<JsonArray const&> get_array(StringView key) const;
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Optional<double> get_double_with_precision_loss(StringView key) const;
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Optional<float> get_float_with_precision_loss(StringView key) const;
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void set(String key, JsonValue value);
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void set(StringView key, JsonValue value);
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template<typename Callback>
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void for_each_member(Callback callback) const
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{
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for (auto const& member : m_members)
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callback(member.key, member.value);
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}
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template<FallibleFunction<String const&, JsonValue const&> Callback>
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ErrorOr<void, CallbackErrorType<Callback>> try_for_each_member(Callback&& callback) const
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{
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for (auto const& member : m_members)
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TRY(callback(member.key, member.value));
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return {};
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}
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bool remove(StringView key);
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String serialized() const;
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void serialize(StringBuilder&) const;
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private:
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OrderedHashMap<String, JsonValue> m_members;
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};
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}
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#if USING_AK_GLOBALLY
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using AK::JsonObject;
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#endif
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