Emily Boudreaux
ec13264050
A bug was discovered in glaze which prevented valid toml output. We have switched to toml++ and reflect-cpp. The interface has remained the same so this should not break any code
70 lines
2.1 KiB
C++
70 lines
2.1 KiB
C++
#ifndef RFL_PARSING_PARSER_PTR_HPP_
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#define RFL_PARSING_PARSER_PTR_HPP_
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#include <map>
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#include <type_traits>
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#include "../Ref.hpp"
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#include "../Result.hpp"
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#include "../always_false.hpp"
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#include "Parent.hpp"
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#include "Parser_base.hpp"
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#include "schema/Type.hpp"
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namespace rfl {
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namespace parsing {
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template <class R, class W, class T, class ProcessorsType>
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requires AreReaderAndWriter<R, W, T*>
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struct Parser<R, W, T*, ProcessorsType> {
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using InputVarType = typename R::InputVarType;
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using ParentType = Parent<W>;
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/// Expresses the variables as type T.
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static Result<T*> read(const R& _r, const InputVarType& _var) noexcept {
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if constexpr (!ProcessorsType::allow_raw_ptrs_) {
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static_assert(
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always_false_v<T>,
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"Reading into raw pointers is dangerous and "
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"therefore unsupported by default. "
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"Please consider using std::unique_ptr, rfl::Box, "
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"std::shared_ptr, "
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"rfl::Ref or std::optional instead. "
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"If you absolutely must use raw pointers, "
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"you can pass the rfl::AllowRawPtrs processor. "
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"Please note that it is then YOUR responsibility "
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"to delete the allocated memory. Please also refer "
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"to the related documentation (in the section on processors).");
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return error("Unsupported.");
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} else {
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if (_r.is_empty(_var)) {
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return nullptr;
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}
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return Parser<R, W, T, ProcessorsType>::read(_r, _var).transform(
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[](T&& _t) { return new T(std::move(_t)); });
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}
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}
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template <class P>
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static void write(const W& _w, const T* _ptr, const P& _parent) {
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if (!_ptr) {
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ParentType::add_null(_w, _parent);
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return;
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}
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Parser<R, W, std::remove_cvref_t<T>, ProcessorsType>::write(_w, *_ptr,
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_parent);
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}
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static schema::Type to_schema(
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std::map<std::string, schema::Type>* _definitions) {
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return Parser<R, W, std::remove_cvref_t<T>, ProcessorsType>::to_schema(
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_definitions);
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}
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};
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} // namespace parsing
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} // namespace rfl
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#endif
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