forked from lix-project/lix
45 lines
1.1 KiB
C++
45 lines
1.1 KiB
C++
#pragma once
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#include <set>
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#include <variant>
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#include "nlohmann/json_fwd.hpp"
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namespace nix {
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typedef std::set<std::string> OutputNames;
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struct AllOutputs {
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bool operator < (const AllOutputs & _) const { return false; }
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};
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struct DefaultOutputs {
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bool operator < (const DefaultOutputs & _) const { return false; }
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};
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typedef std::variant<DefaultOutputs, AllOutputs, OutputNames> _ExtendedOutputsSpecRaw;
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struct ExtendedOutputsSpec : _ExtendedOutputsSpecRaw {
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using Raw = _ExtendedOutputsSpecRaw;
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using Raw::Raw;
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using Names = OutputNames;
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using All = AllOutputs;
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using Default = DefaultOutputs;
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inline const Raw & raw() const {
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return static_cast<const Raw &>(*this);
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}
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/* Parse a string of the form 'prefix^output1,...outputN' or
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'prefix^*', returning the prefix and the outputs spec. */
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static std::pair<std::string, ExtendedOutputsSpec> parse(std::string s);
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std::string to_string() const;
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};
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void to_json(nlohmann::json &, const ExtendedOutputsSpec &);
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void from_json(const nlohmann::json &, ExtendedOutputsSpec &);
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}
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