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Move C++17 "pattern matching" boilerplat to utils.hh

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This commit is contained in:
John Ericson 2020-07-12 22:15:14 +00:00
parent 886c91dfcc
commit ffc18583b1
4 changed files with 5 additions and 12 deletions
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4
src/libstore/derivations.cc
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@ -8,10 +8,6 @@
namespace nix {
// FIXME Put this somewhere?
template<class... Ts> struct overloaded : Ts... { using Ts::operator()...; };
template<class... Ts> overloaded(Ts...) -> overloaded<Ts...>;
StorePath DerivationOutput::path(const Store & store, std::string_view drvName) const
{
return std::visit(overloaded {