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Improve OutputsSpec slightly

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A few little changes preparing for the rest.
This commit is contained in:
John Ericson 2023-01-11 01:51:14 -05:00
parent a3ba80357d
commit a8f45b5e5a
7 changed files with 46 additions and 32 deletions
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26
src/libstore/outputs-spec.cc
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@ -1,3 +1,4 @@
#include "util.hh"
#include "outputs-spec.hh"
#include "nlohmann/json.hpp"
@ -5,7 +6,7 @@
namespace nix {
std::pair<std::string, OutputsSpec> parseOutputsSpec(const std::string & s)
std::pair<std::string, OutputsSpec> OutputsSpec::parse(std::string s)
{
static std::regex regex(R"((.*)\^((\*)|([a-z]+(,[a-z]+)*)))");
@ -19,18 +20,19 @@ std::pair<std::string, OutputsSpec> parseOutputsSpec(const std::string & s)
return {match[1], tokenizeString<OutputNames>(match[4].str(), ",")};
}
std::string printOutputsSpec(const OutputsSpec & outputsSpec)
std::string OutputsSpec::to_string() const
{
if (std::get_if<DefaultOutputs>(&outputsSpec))
return "";
if (std::get_if<AllOutputs>(&outputsSpec))
return "^*";
if (auto outputNames = std::get_if<OutputNames>(&outputsSpec))
return "^" + concatStringsSep(",", *outputNames);
assert(false);
return std::visit(overloaded {
[&](const OutputsSpec::Default &) -> std::string {
return "";
},
[&](const OutputsSpec::All &) -> std::string {
return "*";
},
[&](const OutputsSpec::Names & outputNames) -> std::string {
return "^" + concatStringsSep(",", outputNames);
},
}, raw());
}
void to_json(nlohmann::json & json, const OutputsSpec & outputsSpec)