{ toolchain, makeRustPlatform, lib, nix-gitignore, libffi, libgcc }:

with lib;

let rustPlatform = makeRustPlatform { inherit (toolchain) cargo rustc; };

in rustPlatform.buildRustPackage {
  name = "e0";
  src = nix-gitignore.gitignoreSource [ ./.gitignore ] ./.;

  nativeBuildInputs = [ ];
  buildInputs = [ libffi ];

  cargoLock = { lockFile = ./Cargo.lock; };

  meta = {
    description = "Experimental programming language #0";
    license = licenses.mit;
    homepage = "https://git.sr.ht/~mzhang/e0";
  };
}