anchor.diff:    };
   }) {};
   
  +fluent = callPackage({ buildLuarocksPackage, luaOlder, luaAtLeast
  +, fetchgit, lua, cldr, luaepnf, penlight
  +}:
  +buildLuarocksPackage {
  +  pname = "fluent";
  +  version = "0.2.0-0";
  +  knownRockspec = (fetchurl {
  +    url    = "https://luarocks.org/fluent-0.2.0-0.rockspec";
  +    sha256 = "1x3nk8xdf923rvdijr0jx8v6w3wxxfch7ri3kxca0pw80b5bc2fa";
  +  }).outPath;
  +  src = fetchgit ( removeAttrs (builtins.fromJSON ''{
  +  "url": "https://github.com/alerque/fluent-lua.git",
  +  "rev": "e1cd4130e460bcd52f9118b7d9f9a72d2e8b902c",
  +  "date": "2022-04-16T23:08:20+03:00",
  +  "path": "/nix/store/flxlnrzg6rx75qikiggmy494npx59p0b-fluent-lua",
  +  "sha256": "12js8l4hcxhziza0sry0f01kfm8f8m6kx843dmcky36z1y2mccmq",
  +  "fetchLFS": false,
  +  "fetchSubmodules": true,
  +  "deepClone": false,
  +  "leaveDotGit": false
  +}
  + '') ["date" "path"]) ;
  +
  +  disabled = with lua; (luaOlder "5.1");
  +  propagatedBuildInputs = [ lua cldr luaepnf penlight ];
  +
  +  meta = {
  +    homepage = "https://github.com/alerque/fluent-lua";
  +    description = "Lua implementation of Project Fluent";
  +    maintainers = with lib.maintainers; [ alerque ];
  +    license.fullName = "MIT";
  +  };
  +}) {};
  +
   gitsigns-nvim = callPackage({ buildLuarocksPackage, luaOlder, luaAtLeast
   , fetchgit, lua, plenary-nvim
   }:
  
positive.code:   };
  }) {};
  
  lpeg = callPackage({ buildLuarocksPackage, luaOlder, luaAtLeast
  , fetchurl, lua
  }:
  
negative.code: }:
  buildLuarocksPackage {
    pname = "cassowary";
    version = "2.3.2-1";
    knownRockspec = (fetchurl {
      url    = "https://luarocks.org/cassowary-2.3.2-1.rockspec";
      sha256 = "0c6sflm8zpgbcdj47s3rd34h69h3nqcciaaqd1wdx5m0lwc3mii0";
    }).outPath;
    src = fetchgit ( removeAttrs (builtins.fromJSON ''{
    "url": "https://github.com/sile-typesetter/cassowary.lua",
    "rev": "e33195f08438c15d725d283979165fda7c6c3321",
    "date": "2022-04-22T11:23:46+03:00",
    "path": "/nix/store/51mb376xh9pnh2krk08ljmy01zhr9y3z-cassowary.lua",
    "sha256": "1lvl40dhzmbqqjrqpjgqlg2kl993fpdy1mpc6d1610zpa9znx1f0",
    "fetchLFS": false,
    "fetchSubmodules": true,
    "deepClone": false,
  