fixing the error repo = Repo.new value

shards.nix

@@ -0,0 +1,20 @@
+{
+  spectator = {
+    url = "https://gitlab.com/arctic-fox/spectator.git";
+    rev = "v0.10.5";
+    sha256 = "1fgjz5vg59h4m25v4fjklimcdn62ngqbchm00kw1160ggjpgpzw2";
+  };
+  version_from_shard = {
+    url = "https://github.com/hugopl/version_from_shard.git";
+    rev = "v1.2.5";
+    sha256 = "0xizj0q4rd541rwjbx04cjifc2gfx4l5v6q2y7gmd0ndjmkgb8ik";
+  };
+  carbon_smtp_adapter = {
+    hg = "https://hg.sr.ht/~peterhoeg/dummy";
+    rev = "v0.1.1";
+    sha256 = "0kdb0k1xzl4yysfmlif7xmr2mnb3y5f3knqr8dy08f3sq9n31x4z";
+
+  }
+}
+
+

src/worker.cr

@@ -8,8 +8,8 @@ module Crystal2Nix
     def run
       File.open SHARDS_NIX, "w+" do |file|
         file.puts %({)
-        ShardLock.from_yaml(File.read(@lock_file)).shards.each do |key, value|
-          repo = Repo.new value
+        ShardLock.from_yaml(File.read(@lock_file)).shards.each do |key, shard|
+          repo = Repo.new(shard.url, shard.rev)
           if repo.nil?
             STDERR.puts "Unable to parse repository entry"
             exit 1