{ stdenv, lib, fetchFromGitHub }: stdenv.mkDerivation { name = "dhall-prelude"; src = fetchFromGitHub { owner = "dhall-lang"; repo = "dhall-lang"; # Commit where the v3.0.0 prelude folder was merged into dhall-lang # and a LICENSE file has been added. rev = "f6aa9399f1ac831d66c34104abe6856023c5b2df"; sha256 = "0kqjgh3y1l3cb3rj381j7c09547g1vh2dsfzpm08y1qajhhf9vgf"; }; phases = [ "unpackPhase" "installPhase" ]; installPhase = '' cp -r Prelude $out ''; meta = { license = lib.licenses.bsd3; maintainers = with lib.maintainers; [ Profpatsch ]; }; }