48 lines
1.2 KiB
C++
48 lines
1.2 KiB
C++
#ifndef RFL_YAML_READ_HPP_
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#define RFL_YAML_READ_HPP_
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#include <istream>
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#include <string>
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#include <yaml-cpp/yaml.h>
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#include "../Processors.hpp"
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#include "../internal/wrap_in_rfl_array_t.hpp"
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#include "Parser.hpp"
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#include "Reader.hpp"
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namespace rfl {
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namespace yaml {
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using InputVarType = typename Reader::InputVarType;
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/// Parses an object from a YAML var.
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template <class T, class... Ps>
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auto read(const InputVarType& _var) {
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const auto r = Reader();
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return Parser<T, Processors<Ps...>>::read(r, _var);
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}
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/// Parses an object from YAML using reflection.
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template <class T, class... Ps>
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Result<internal::wrap_in_rfl_array_t<T>> read(const std::string& _yaml_str
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) {
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try {
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const auto var = InputVarType(YAML::Load(_yaml_str));
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return read<T, Ps...>(var);
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} catch (std::exception& e) { return Error(e.what()); }
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}
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/// Parses an object from a stringstream.
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template <class T, class... Ps>
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auto read(std::istream& _stream) {
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const auto yaml_str = std::string(
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std::istreambuf_iterator<char>(_stream),
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std::istreambuf_iterator<char>()
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);
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return read<T, Ps...>(yaml_str);
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}
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} // namespace yaml
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} // namespace rfl
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#endif
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