Add cargo-profiler package

pkgs/development/tools/rust/cargo-profiler/default.nix

···
+{ fetchFromGitHub
+, lib
+, rustPlatform }:
+
+let
+  # Constants
+  pname = "cargo-profiler";
+  owner = "svenstaro";
+
+  # Version-specific variables
+  version = "0.2.0";
+  rev = "0a8ab772fd5c0f1579e4847c5d05aa443ffa2bc8";
+  sha256 = "sha256-ZRAbvSMrPtgaWy9RwlykQ3iiPxHCMh/tS5p67/4XqqA=";
+  cargoSha256 = "sha256-qt3S6ZcLEP9ZQoP5+kSQdmBlxdMgGUqLszdU7JkFNVI=";
+
+  inherit (rustPlatform) buildRustPackage;
+in buildRustPackage rec {
+  inherit pname version;
+
+  src = fetchFromGitHub {
+    inherit owner rev sha256;
+    repo = pname;
+  };
+
+  inherit cargoSha256;
+
+  meta = with lib; {
+    description = "Cargo subcommand for profiling Rust binaries";
+    homepage = "https://github.com/svenstaro/cargo-profiler";
+    license = licenses.mit;
+    maintainers = with maintainers; [ lucperkins ];
+  };
+}

pkgs/top-level/all-packages.nix

···
     inherit (darwin.apple_sdk.frameworks) Security;
   };
   cargo-play = callPackage ../development/tools/rust/cargo-play { };
+  cargo-profiler = callPackage ../development/tools/rust/cargo-profiler {};
   cargo-raze = callPackage ../development/tools/rust/cargo-raze {
     inherit (darwin.apple_sdk.frameworks) Security;
   };