{
  build-idris-package,
  fetchFromGitHub,
  free,
  composition,
  comonad,
  bifunctors,
  hezarfen,
  lib,
}:
build-idris-package {
  pname = "recursion_schemes";
  version = "2018-01-19";

  idrisDeps = [
    free
    composition
    comonad
    bifunctors
    hezarfen
  ];

  src = fetchFromGitHub {
    owner = "vmchale";
    repo = "recursion_schemes";
    rev = "6bcbe0da561f461e7a05e29965a18ec9f87f8d82";
    sha256 = "0rbx0yqa0fb7h7qfsvqvirc5q85z51rcwbivn6351jgn3a0inmhf";
  };

  meta = {
    description = "Recursion schemes for Idris";
    homepage = "https://github.com/vmchale/recursion_schemes";
    license = lib.licenses.bsd3;
    maintainers = [ lib.maintainers.brainrape ];
  };
}