shards: refactor and 0.11.0 -> {0.11.1, 0.12.0}

pkgs/development/tools/build-managers/shards/default.nix

@@ -1,30 +1,56 @@
-{ stdenv, fetchFromGitHub, crystal }:
+{ stdenv
+, fetchFromGitHub
+, crystal_0_34
+, crystal_0_35
+}:
 
-crystal.buildCrystalPackage rec {
-  pname = "shards";
-  version = "0.10.0";
+let
+  generic = (
+    { version
+    , sha256
+    , crystal
+    }:
 
-  src = fetchFromGitHub {
-    owner = "crystal-lang";
-    repo = "shards";
-    rev = "v${version}";
-    sha256 = "1bjy3hcdqq8769bx73f3pwn26rnkj23dngyfbw4iv32bw23x1d49";
+    crystal.buildCrystalPackage {
+      pname = "shards";
+      inherit version;
+
+      src = fetchFromGitHub {
+        owner = "crystal-lang";
+        repo  = "shards";
+        rev   = "v${version}";
+        inherit sha256;
+      };
+
+      # we cannot use `make` here as it would introduce a dependency on itself
+      format = "crystal";
+      shardsFile = ./shards.nix;
+      crystalBinaries.shards.src = "./src/shards.cr";
+
+      # tries to execute git which fails spectacularly
+      doCheck = false;
+
+      meta = with stdenv.lib; {
+        description = "Dependency manager for the Crystal language";
+        license = licenses.asl20;
+        maintainers = with maintainers; [ peterhoeg ];
+        inherit (crystal.meta) homepage platforms;
+      };
+    }
+  );
+
+in rec {
+  shards_0_11 = generic {
+    version = "0.11.1";
+    sha256 = "05qnhc23xbmicdl4fwyxfpcvd8jq4inzh6v7jsjjw4n76vzb1f71";
+    crystal = crystal_0_34;
   };
 
-  # we cannot use `make` here as it would introduce a dependency on itself
-  format = "crystal";
-
-  shardsFile = ./shards.nix;
-
-  crystalBinaries.shards.src = "./src/shards.cr";
-
-  # tries to execute git which fails spectacularly
-  doCheck = false;
-
-  meta = with stdenv.lib; {
-    description = "Dependency manager for the Crystal language";
-    license = licenses.asl20;
-    maintainers = with maintainers; [ peterhoeg ];
-    inherit (crystal.meta) homepage platforms;
+  shards_0_12 = generic {
+    version = "0.12.0";
+    sha256 = "0dginczw1gc5qlb9k4b6ldxzqz8n97jrrnjvj3mm9wcdbc9j6h3c";
+    crystal = crystal_0_35;
   };
+
+  shards = shards_0_12;
 }

pkgs/top-level/all-packages.nix

@@ -11825,7 +11825,10 @@ julia_15 = callPackage ../development/compilers/julia/1.5.nix {
 
   shallot = callPackage ../tools/misc/shallot { };
 
-  shards = callPackage ../development/tools/build-managers/shards { };
+  inherit (callPackage ../development/tools/build-managers/shards { })
+    shards_0_11
+    shards_0_12
+    shards;
 
   shellcheck = callPackage ../development/tools/shellcheck {};