protoc-gen-rust: init at 3.1.0

pkgs/development/tools/protoc-gen-rust/default.nix

···
+{ fetchCrate
+, lib
+, rustPlatform
+, protobuf
+}:
+
+rustPlatform.buildRustPackage rec {
+  pname = "protoc-gen-rust";
+  version = "3.1.0";
+
+  src = fetchCrate {
+    inherit version;
+    pname = "protobuf-codegen";
+    sha256 = "sha256-DaydUuENqmN812BgQmpewRPhkq9lT6+g+VPuytLc25Y=";
+  };
+
+  cargoSha256 = "sha256-kzc2Wd+Y3mNmOHxRj5R1LIbvXz5NyGcRnz2e0jdfdPg=";
+
+  cargoBuildFlags = ["--bin" pname];
+
+  nativeBuildInputs = [ protobuf ];
+
+  meta = with lib; {
+    description = "Protobuf plugin for generating Rust code";
+    homepage = "https://github.com/stepancheg/rust-protobuf";
+    license = licenses.mit;
+    maintainers = with maintainers; [ lucperkins ];
+  };
+}

pkgs/top-level/all-packages.nix

···
 
   protoc-gen-connect-go = callPackage ../development/tools/protoc-gen-connect-go { };
 
+  protoc-gen-rust = callPackage ../development/tools/protoc-gen-rust { };
+
   protoc-gen-twirp = callPackage ../development/tools/protoc-gen-twirp { };
 
   protoc-gen-twirp_php = callPackage ../development/tools/protoc-gen-twirp_php { };