mirror of
https://github.com/JakeHillion/object-introspection.git
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103 lines
3.1 KiB
C++
103 lines
3.1 KiB
C++
/*
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* Copyright (c) Meta Platforms, Inc. and affiliates.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef INCLUDED_OI_EXPORTERS_INST_H
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#define INCLUDED_OI_EXPORTERS_INST_H 1
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#include <oi/exporters/ParsedData.h>
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#include <oi/result/Element.h>
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#include <oi/types/dy.h>
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#include <array>
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#include <cstdint>
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#include <functional>
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#include <initializer_list>
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#include <utility>
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#include <variant>
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namespace oi::exporters::inst {
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struct PopTypePath;
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struct Field;
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struct Repeat;
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using Inst =
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std::variant<PopTypePath, Repeat, std::reference_wrapper<const Field>>;
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using Processor = void (*)(result::Element&,
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std::function<void(Inst)>,
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ParsedData);
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using ProcessorInst = std::pair<types::dy::Dynamic, Processor>;
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struct PopTypePath {};
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struct Repeat {
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constexpr Repeat(size_t n_, const Field& field_) : n(n_), field(field_) {
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}
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size_t n;
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std::reference_wrapper<const Field> field;
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};
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struct Field {
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template <size_t N0, size_t N1, size_t N2>
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constexpr Field(size_t static_size_,
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size_t exclusive_size_,
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std::string_view name_,
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const std::array<std::string_view, N0>& type_names_,
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const std::array<Field, N1>& fields_,
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const std::array<ProcessorInst, N2>& processors_);
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template <size_t N0, size_t N1, size_t N2>
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constexpr Field(size_t static_size_,
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std::string_view name_,
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const std::array<std::string_view, N0>& type_names_,
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const std::array<Field, N1>& fields_,
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const std::array<ProcessorInst, N2>& processors_)
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: Field(static_size_,
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static_size_,
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name_,
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type_names_,
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fields_,
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processors_) {
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}
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constexpr Field(const Field&) = default; // no idea why this is needed
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size_t static_size;
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size_t exclusive_size;
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std::string_view name;
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std::span<const std::string_view> type_names;
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std::span<const Field> fields;
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std::span<const ProcessorInst> processors;
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};
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template <size_t N0, size_t N1, size_t N2>
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constexpr Field::Field(size_t static_size_,
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size_t exclusive_size_,
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std::string_view name_,
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const std::array<std::string_view, N0>& type_names_,
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const std::array<Field, N1>& fields_,
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const std::array<ProcessorInst, N2>& processors_)
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: static_size(static_size_),
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exclusive_size(exclusive_size_),
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name(name_),
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type_names(type_names_),
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fields(fields_),
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processors(processors_) {
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}
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} // namespace oi::exporters::inst
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#endif
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