{ lib , fetchFromGitHub , crystal_0_34 , crystal_0_36 }: let generic = { version, sha256, crystal }: crystal.buildCrystalPackage { pname = "shards"; inherit version; src = fetchFromGitHub { owner = "crystal-lang"; repo = "shards"; rev = "v${version}"; inherit sha256; }; # we cannot use `make` or `shards` here as it would introduce a cyclical dependency format = "crystal"; shardsFile = ./shards.nix; crystalBinaries.shards.src = "./src/shards.cr"; # tries to execute git which fails spectacularly doCheck = false; meta = with lib; { description = "Dependency manager for the Crystal language"; license = licenses.asl20; maintainers = with maintainers; [ peterhoeg ]; inherit (crystal.meta) homepage platforms; }; }; in rec { # needed for anything that requires the old v1 shards format shards_0_11 = generic { version = "0.11.1"; sha256 = "05qnhc23xbmicdl4fwyxfpcvd8jq4inzh6v7jsjjw4n76vzb1f71"; crystal = crystal_0_34; }; shards_0_14 = generic { version = "0.14.1"; sha256 = "sha256-/C6whh5RbTBkFWqpn0GqyVe0opbrklm8xPv5MIG99VU="; crystal = crystal_0_36; }; shards = shards_0_14; }