1 files changed, 46 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/development/tools/rust/cargo-msrv/default.nix b/nixpkgs/pkgs/development/tools/rust/cargo-msrv/default.nix
new file mode 100644
index 000000000000..74c2d9e680f0
--- /dev/null
+++ b/nixpkgs/pkgs/development/tools/rust/cargo-msrv/default.nix
@@ -0,0 +1,46 @@
+{ lib
+, rustPlatform
+, fetchFromGitHub
+, nix-update-script
+, pkg-config
+, openssl
+, stdenv
+, libiconv
+, Security
+}:
+
+rustPlatform.buildRustPackage rec {
+  pname = "cargo-msrv";
+  version = "0.6.0";
+
+  src = fetchFromGitHub {
+    owner = "foresterre";
+    repo = pname;
+    rev = "v${version}";
+    sha256 = "sha256-DpgZrKy2rEKnI0/t4l3sDtNUhAwwFFSzq4CdRFqAkzY=";
+  };
+
+  cargoSha256 = "sha256-ny8EA3dkirxEiFYiSFRxHnjf3mVO2LCWVR8fPHX87Ek=";
+
+  passthru = {
+    updateScript = nix-update-script {
+      attrPath = pname;
+    };
+  };
+
+  # Integration tests fail
+  doCheck = false;
+
+  buildInputs = if stdenv.isDarwin
+    then [ libiconv Security ]
+    else [ openssl ];
+
+  nativeBuildInputs = [ pkg-config ];
+
+  meta = with lib; {
+    description = "Cargo subcommand \"msrv\": assists with finding your minimum supported Rust version (MSRV)";
+    homepage = "https://github.com/foresterre/cargo-msrv";
+    license = with licenses; [ asl20 /* or */ mit ];
+    maintainers = with maintainers; [ otavio ];
+  };
+}