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Remove HashType::Unknown

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Instead, `Hash` uses `std::optional<HashType>`. In the future, we may
also make `Hash` itself require a known hash type, encoraging people to
use `std::optional<Hash>` instead.
This commit is contained in:
John Ericson 2020-06-02 15:52:13 +00:00
parent 6dd471ebf6
commit 450dcf2c1b
14 changed files with 72 additions and 53 deletions
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src/nix-store/nix-store.cc
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@ -722,7 +722,7 @@ static void opVerifyPath(Strings opFlags, Strings opArgs)
auto path = store->followLinksToStorePath(i);
printMsg(Verbosity::Talkative, "checking path '%s'...", store->printStorePath(path));
auto info = store->queryPathInfo(path);
HashSink sink(info->narHash.type);
HashSink sink(*info->narHash.type);
store->narFromPath(path, sink);
auto current = sink.finish();
if (current.first != info->narHash) {