nixpkgs/pkgs/development/interpreters/elixir/1.5.nix

{ mkDerivation }:

mkDerivation rec {
  version = "1.5.0-rc.0";
  sha256 = "1p0sawz86w9na56c42ivdacqxzldjb9s9cvl2isj3sy4nwsa0l0j";
}