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authorFlorian Klink <flokli@flokli.de>2023-10-14T16·48+0100
committerclbot <clbot@tvl.fyi>2023-10-14T17·55+0000
commit4ae0f428bd207fdf3730d0f6ff73c7410ae9cd7b (patch)
tree341376899389f822e4bd40b3843aba8954fc77a3 /tvix/nix-compat/src/derivation/write.rs
parent786b0324a9df1a63606bae72011978fc415f6f07 (diff)
refactor(tvix/nix-compat): make NixHash an enum with fixed-len bytes r/6807
Less Vec<u8> passed around.

Change-Id: Ie153a6bfaa084d7490ffa38634efdf5f3c31a768
Reviewed-on: https://cl.tvl.fyi/c/depot/+/9722
Reviewed-by: Connor Brewster <cbrewster@hey.com>
Autosubmit: flokli <flokli@flokli.de>
Tested-by: BuildkiteCI
Diffstat (limited to 'tvix/nix-compat/src/derivation/write.rs')
-rw-r--r--tvix/nix-compat/src/derivation/write.rs24
1 files changed, 11 insertions, 13 deletions
diff --git a/tvix/nix-compat/src/derivation/write.rs b/tvix/nix-compat/src/derivation/write.rs
index 9a6234424816..5e1aefa16f06 100644
--- a/tvix/nix-compat/src/derivation/write.rs
+++ b/tvix/nix-compat/src/derivation/write.rs
@@ -79,22 +79,20 @@ pub fn write_outputs(
 
         let mut elements: Vec<&str> = vec![output_name, &output.path];
 
-        let (e2, e3) = match &output.hash_with_mode {
-            Some(hash) => match hash {
-                crate::nixhash::NixHashWithMode::Flat(h) => (
-                    h.algo.to_string(),
-                    data_encoding::HEXLOWER.encode(&h.digest),
-                ),
-                crate::nixhash::NixHashWithMode::Recursive(h) => (
-                    format!("r:{}", h.algo),
-                    data_encoding::HEXLOWER.encode(&h.digest),
-                ),
-            },
+        let (mode_and_algo, digest) = match &output.hash_with_mode {
+            Some(crate::nixhash::NixHashWithMode::Flat(h)) => (
+                h.algo().to_string(),
+                data_encoding::HEXLOWER.encode(h.digest_as_bytes()),
+            ),
+            Some(crate::nixhash::NixHashWithMode::Recursive(h)) => (
+                format!("r:{}", h.algo()),
+                data_encoding::HEXLOWER.encode(h.digest_as_bytes()),
+            ),
             None => ("".to_string(), "".to_string()),
         };
 
-        elements.push(&e2);
-        elements.push(&e3);
+        elements.push(&mode_and_algo);
+        elements.push(&digest);
 
         write_array_elements(writer, &elements)?;