{ mkDerivation, aeson, aeson-pretty, ansi-terminal, array, base
, base-compat-batteries, blaze-markup, bytestring, call-stack
, cassava, cassava-megaparsec, cmdargs, containers, data-default
, Decimal, directory, doctest, extra, fgl, file-embed, filepath
, Glob, hashtables, megaparsec, mtl, old-time, parsec
, parser-combinators, pretty-show, regex-tdfa, safe, split, stdenv
, tabular, tasty, tasty-hunit, template-haskell, text, time, timeit
, transformers, uglymemo, unordered-containers, utf8-string
}:
mkDerivation {
  pname = "hledger-lib";
  version = "1.19.1";
  sha256 = "cabf263fe8a3c38822c9146b54a519fe56d369456c72be6db5a88c1c0208c15f";
  libraryHaskellDepends = [
    aeson aeson-pretty ansi-terminal array base base-compat-batteries
    blaze-markup bytestring call-stack cassava cassava-megaparsec
    cmdargs containers data-default Decimal directory extra fgl
    file-embed filepath Glob hashtables megaparsec mtl old-time parsec
    parser-combinators pretty-show regex-tdfa safe split tabular tasty
    tasty-hunit template-haskell text time timeit transformers uglymemo
    unordered-containers utf8-string
  ];
  testHaskellDepends = [
    aeson aeson-pretty ansi-terminal array base base-compat-batteries
    blaze-markup bytestring call-stack cassava cassava-megaparsec
    cmdargs containers data-default Decimal directory doctest extra fgl
    file-embed filepath Glob hashtables megaparsec mtl old-time parsec
    parser-combinators pretty-show regex-tdfa safe split tabular tasty
    tasty-hunit template-haskell text time timeit transformers uglymemo
    unordered-containers utf8-string
  ];
  homepage = "http://hledger.org";
  description = "A reusable library providing the core functionality of hledger";
  license = stdenv.lib.licenses.gpl3;
}