hex: init at 0.4.2

Fixes #190768

pkgs/tools/misc/hex/default.nix

@@ -0,0 +1,34 @@
+{ lib
+, rustPlatform
+, fetchFromGitHub
+, testers
+, hex
+}:
+
+rustPlatform.buildRustPackage rec {
+  pname = "hex";
+  version = "0.4.2";
+
+  src = fetchFromGitHub {
+    owner = "sitkevij";
+    repo = "hex";
+    rev = "v${version}";
+    hash = "sha256-mxKjiciejnOTbSkCzOWdAtysRAnEv4JgntPS1qM9og8=";
+  };
+
+  cargoHash = "sha256-kGe6XN03V+ILnlAcT0E8BvrYMa7ub05STFsFY6X5Gkk=";
+
+  passthru.tests.version = testers.testVersion {
+    package = hex;
+    version = "hx ${version}";
+  };
+
+  meta = with lib; {
+    description = "Futuristic take on hexdump, made in Rust";
+    homepage = "https://github.com/sitkevij/hex";
+    changelog = "https://github.com/sitkevij/hex/releases/tag/v${version}";
+    mainProgram = "hx";
+    license = licenses.mit;
+    maintainers = with maintainers; [ ivar ];
+  };
+}

pkgs/top-level/all-packages.nix

@@ -7445,6 +7445,8 @@ with pkgs;
 
   hevea = callPackage ../tools/typesetting/hevea { };
 
+  hex = callPackage ../tools/misc/hex { };
+
   hexd = callPackage ../tools/misc/hexd { };
   pixd = callPackage ../tools/misc/pixd { };