{ stdenv, rustPlatform, fetchFromGitHub, darwin }: rustPlatform.buildRustPackage rec { pname = "cargo-expand"; version = "0.4.12"; src = fetchFromGitHub { owner = "dtolnay"; repo = pname; rev = version; sha256 = "0m57v7mh7wdl0rdbad7vkvcgy93p9gcb971wap8i5nzjvzmp4wlb"; }; cargoSha256 = "1wvqxj2w02d6zhyw3z5v0w4bfmbmldh63ygmvfxa3ngfb36gcacz"; buildInputs = stdenv.lib.optional stdenv.isDarwin darwin.apple_sdk.frameworks.Security; meta = with stdenv.lib; { description = "A utility and Cargo subcommand designed to let people expand macros in their Rust source code"; homepage = https://github.com/dtolnay/cargo-expand; license = with licenses; [ mit asl20 ]; platforms = platforms.all; maintainers = with maintainers; [ xrelkd ]; }; }