Apply suggestions from code review

Co-authored-by: Yuval Kogman <nothingmuch@woobling.org>

Author: benalleng

flake.nix

@@ -29,12 +29,7 @@
         (import ./nix/overlays/cargo-honggfuzz.nix)
       ];
     in
-    {
-      overlays = {
-        cargo-honggfuzz = import ./nix/overlays/cargo-honggfuzz.nix;
-      };
-    }
-    // flake-utils.lib.eachDefaultSystem (
+    flake-utils.lib.eachDefaultSystem (
       system:
       let
         pkgs = import nixpkgs {
@@ -48,6 +43,7 @@
                 nightly = prev.rust-bin.fromRustupToolchainFile ./rust-toolchain.toml;
               };
             })
+            (import ./nix/overlays/cargo-honggfuzz.nix)
           ];
         };
 
@@ -180,6 +176,7 @@
                 cargo-nextest
                 cargo-watch
                 cargo-fuzz
+                cargo-honggfuzz
                 aflplusplus
                 honggfuzz
                 rust-analyzer

nix/overlays/cargo-honggfuzz.nix

@@ -1,3 +1,3 @@
 final: prev: {
-  cargo-hongfuzz = prev.callPackage ../pkgs/cargo-honggfuzz.nix { };
+  cargo-honggfuzz = prev.callPackage ../pkgs/cargo-honggfuzz.nix { };
 }

nix/pkgs/cargo-honggfuzz.nix

@@ -7,14 +7,14 @@
 rustPlatform.buildRustPackage rec {
   pname = "honggfuzz";
   # last tagged version is far behind master
-  version = "0.5.55";
+  version = "0.5.58";
 
   src = fetchCrate {
     inherit pname version;
-    sha256 = "sha256-ICBhvcv4SqeY9Y34EQmxTTxlo4LA4hsBLa2QK73pu38=";
+    sha256 = "sha256-3KeRZsuJFGwQQQVdnGCYLIkKjILLgbvCzasInCkYNB0=";
   };
 
-  cargoHash = "sha256-k5cZhx9Q4yZILW9b3k9zOZNO5f2iqPTsrUsDu8mzLaE=";
+  cargoHash = "sha256-N0MGYcVw3dx7MEtwbehPGaTtIgxBv08nN/u8/cdWQEc=";
 
   buildInputs = lib.optionals stdenv.isDarwin [ ];
 }