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Offer a safer interface for pathOpt

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The new interface we offer provides a way of getting all the
DerivationOutputs with the storePaths directly, based on the observation
that it's the most common usecase.
This commit is contained in:
Carlo Nucera 2020-07-27 16:42:02 -04:00
parent 387699fe7f
commit d564ac1c50
2 changed files with 40 additions and 0 deletions
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21
src/libstore/derivations.cc
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@ -581,6 +581,27 @@ StringSet BasicDerivation::outputNames() const
return names;
}
DerivationOutputsAndPaths BasicDerivation::outputsAndPaths(const Store & store) const {
DerivationOutputsAndPaths outsAndPaths;
for (auto output : outputs)
outsAndPaths.insert(std::make_pair(
output.first,
std::make_pair(output.second, output.second.path(store, name))
)
);
return outsAndPaths;
}
DerivationOutputsAndOptPaths BasicDerivation::outputsAndOptPaths(const Store & store) const {
DerivationOutputsAndOptPaths outsAndOptPaths;
for (auto output : outputs)
outsAndOptPaths.insert(std::make_pair(
output.first,
std::make_pair(output.second, output.second.pathOpt(store, output.first))
)
);
return outsAndOptPaths;
}
std::string_view BasicDerivation::nameFromPath(const StorePath & drvPath) {
auto nameWithSuffix = drvPath.name();