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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/content-address.cc
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@ -24,10 +24,6 @@ std::string makeFixedOutputCA(FileIngestionMethod method, const Hash & hash)
+ hash.to_string(Base32, true);
}
// FIXME Put this somewhere?
template<class... Ts> struct overloaded : Ts... { using Ts::operator()...; };
template<class... Ts> overloaded(Ts...) -> overloaded<Ts...>;
std::string renderContentAddress(ContentAddress ca) {
return std::visit(overloaded {
[](TextHash th) {