shards: init at 0.7.1

Dependency manager for the Crystal language

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

@@ -0,0 +1,28 @@
+{ stdenv, fetchurl, crystal, libyaml, which }:
+
+stdenv.mkDerivation rec {
+  name = "shards-${version}";
+  version = "0.7.1";
+
+  src = fetchurl {
+    url = "https://github.com/crystal-lang/shards/archive/v${version}.tar.gz";
+    sha256 = "31de819c66518479682ec781a39ef42c157a1a8e6e865544194534e2567cb110";
+  };
+
+  buildInputs = [ crystal libyaml which ];
+
+  buildFlags = [ "CRFLAGS=" "release" ];
+
+  installPhase = ''
+    mkdir -p $out/bin
+    cp bin/shards $out/bin/
+  '';
+
+  meta = with stdenv.lib; {
+    homepage = "https://crystal-lang.org/";
+    license = licenses.asl20;
+    description = "Dependency manager for the Crystal language";
+    maintainers = with maintainers; [ mingchuan ];
+    platforms = [ "x86_64-linux" "i686-linux" "x86_64-darwin" ];
+  };
+}

pkgs/top-level/all-packages.nix

@@ -6495,6 +6495,8 @@ in
   sbt = callPackage ../development/tools/build-managers/sbt { };
   simpleBuildTool = sbt;
 
+  shards = callPackage ../development/tools/build-managers/shards { };
+
   shellcheck = self.haskellPackages.ShellCheck;
 
   shncpd = callPackage ../tools/networking/shncpd { };