infra/environments/dev/rust.nix

{ gitpkgs ? import /home/steveej/src/github/NixOS/nixpkgs {}
, pkgs ? gitpkgs
, name ? "generic"
, version ? "Stable"
, extraBuildInputs ? []
}: 
let 
  rustPackages = builtins.getAttr "rust${version}" pkgs;
  rustc = rustPackages.rustc;
  rustShellHook = { rustc, name }: ''
    rustname=rust_${rustc.version}_${name}
    setPS1 $rustname
    unset name
  '';
  commonVimRC = ''
  '';
in pkgs.stdenv.mkDerivation {
  inherit name;
  buildInputs = with rustPackages;[
    ( import ./vim-rust.nix { pkgs=gitpkgs; commonRC=commonVimRC;
        inherit rustc;
        racerd=pkgs.rustracerd;
    })
    rustc cargo
  ] ++ [
    pkgs.rustfmt
  ] ++ extraBuildInputs;
  shellHook = (rustShellHook){
    inherit name;
    inherit rustc;
  };
}