forked from lix-project/lix
34 lines
903 B
C++
34 lines
903 B
C++
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#include "derived-path-map.hh"
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namespace nix {
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template<typename V>
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typename DerivedPathMap<V>::ChildNode & DerivedPathMap<V>::ensureSlot(const SingleDerivedPath & k)
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{
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std::function<ChildNode &(const SingleDerivedPath & )> initIter;
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initIter = [&](const auto & k) -> auto & {
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return std::visit(overloaded {
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[&](const SingleDerivedPath::Opaque & bo) -> auto & {
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// will not overwrite if already there
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return map[bo.path];
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},
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[&](const SingleDerivedPath::Built & bfd) -> auto & {
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auto & n = initIter(*bfd.drvPath);
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return n.childMap[bfd.output];
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},
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}, k.raw());
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};
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return initIter(k);
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}
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}
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// instantiations
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#include "create-derivation-and-realise-goal.hh"
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namespace nix {
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template struct DerivedPathMap<std::weak_ptr<CreateDerivationAndRealiseGoal>>;
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}
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