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authorKane York <kanepyork@gmail.com>2020-07-28T02·57-0700
committerkanepyork <rikingcoding@gmail.com>2020-08-01T01·15+0000
commit1cbffe21f3284fbad10b4ca27b0d8381bd554ff3 (patch)
tree921c90af406f009a660bb82eb40324a459bca7b7 /third_party/nix/src/libexpr
parent2a292c71f40f3592e33534ee6d63eb2ca5221d5e (diff)
chore(3p/nix/hash): prefer StatusOr over throwing constructor r/1515
The use of `unwrap_throw` can be used as a later grep target.

Change-Id: I8c54ed90c4289f07aecb8a1393dd10204c8bce4e
Reviewed-on: https://cl.tvl.fyi/c/depot/+/1493
Reviewed-by: glittershark <grfn@gws.fyi>
Reviewed-by: tazjin <mail@tazj.in>
Tested-by: BuildkiteCI
Diffstat (limited to 'third_party/nix/src/libexpr')
-rw-r--r--third_party/nix/src/libexpr/primops.cc17
1 files changed, 10 insertions, 7 deletions
diff --git a/third_party/nix/src/libexpr/primops.cc b/third_party/nix/src/libexpr/primops.cc
index c754f0392b89..8e916163b4ec 100644
--- a/third_party/nix/src/libexpr/primops.cc
+++ b/third_party/nix/src/libexpr/primops.cc
@@ -704,7 +704,8 @@ static void prim_derivationStrict(EvalState& state, const Pos& pos,
 
     HashType ht =
         outputHashAlgo.empty() ? htUnknown : parseHashType(outputHashAlgo);
-    Hash h(*outputHash, ht);
+    auto hash_ = Hash::deserialize(*outputHash, ht);
+    auto h = Hash::unwrap_throw(hash_);
 
     Path outPath =
         state.store->makeFixedOutputPath(outputHashRecursive, h, drvName);
@@ -1144,9 +1145,10 @@ static void prim_path(EvalState& state, const Pos& pos, Value** args,
     } else if (n == "recursive") {
       recursive = state.forceBool(*attr.second.value, *attr.second.pos);
     } else if (n == "sha256") {
-      expectedHash =
-          Hash(state.forceStringNoCtx(*attr.second.value, *attr.second.pos),
-               htSHA256);
+      auto hash_ = Hash::deserialize(
+          state.forceStringNoCtx(*attr.second.value, *attr.second.pos),
+          htSHA256);
+      expectedHash = Hash::unwrap_throw(hash_);
     } else {
       throw EvalError(
           format("unsupported argument '%1%' to 'addPath', at %2%") %
@@ -2077,9 +2079,10 @@ void fetch(EvalState& state, const Pos& pos, Value** args, Value& v,
         request.uri =
             state.forceStringNoCtx(*attr.second.value, *attr.second.pos);
       } else if (n == "sha256") {
-        request.expectedHash =
-            Hash(state.forceStringNoCtx(*attr.second.value, *attr.second.pos),
-                 htSHA256);
+        auto hash_ = Hash::deserialize(
+            state.forceStringNoCtx(*attr.second.value, *attr.second.pos),
+            htSHA256);
+        request.expectedHash = Hash::unwrap_throw(hash_);
       } else if (n == "name") {
         request.name =
             state.forceStringNoCtx(*attr.second.value, *attr.second.pos);