refactor(tvix/nix-compat): remove manual map r/5999

Change-Id: I1652e24c9be28112d98683de2d2db51dc46001ed
Reviewed-on: https://cl.tvl.fyi/c/depot/+/8302
Reviewed-by: tazjin <tazjin@tvl.su>
Autosubmit: flokli <flokli@flokli.de>
Tested-by: BuildkiteCI

1 files changed, 6 insertions, 8 deletions

diff --git a/tvix/nix-compat/src/derivation/mod.rs b/tvix/nix-compat/src/derivation/mod.rs
index c0f0ba1696..2b549536b2 100644
--- a/tvix/nix-compat/src/derivation/mod.rs
+++ b/tvix/nix-compat/src/derivation/mod.rs
@@ -85,15 +85,13 @@ impl Derivation {
             return None;
         }
 
-        match self.outputs.get("out") {
-            #[allow(clippy::manual_map)]
-            Some(out_output) => match &out_output.hash {
-                Some(out_output_hash) => Some((&out_output.path, out_output_hash)),
-                // There has to be a hash, otherwise it would not be FOD
-                None => None,
-            },
-            None => None,
+        if let Some(out_output) = self.outputs.get("out") {
+            if let Some(out_output_hash) = &out_output.hash {
+                return Some((&out_output.path, out_output_hash));
+            }
+            // There has to be a hash, otherwise it would not be FOD
         }
+        return None;
     }
 
     /// Returns the drv path of a Derivation struct.