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Merge pull request #3674 from matthewbauer/allow-empty-hash2

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Allow empty hash in derivations
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Eelco Dolstra 2020-06-12 18:18:12 +02:00 • committed by GitHub
commit 00fa7e2205
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6 changed files with 18 additions and 6 deletions
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2
src/libexpr/primops/fetchTree.cc
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@ -103,7 +103,7 @@ static void fetch(EvalState & state, const Pos & pos, Value * * args, Value & v,
if (n == "url")
url = state.forceStringNoCtx(*attr.value, *attr.pos);
else if (n == "sha256")
expectedHash = Hash(state.forceStringNoCtx(*attr.value, *attr.pos), htSHA256);
expectedHash = newHashAllowEmpty(state.forceStringNoCtx(*attr.value, *attr.pos), htSHA256);
else if (n == "name")
name = state.forceStringNoCtx(*attr.value, *attr.pos);
else