1 files changed, 16 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/development/compilers/crystal/crystal2nix.nix b/nixpkgs/pkgs/development/compilers/crystal/crystal2nix.nix
new file mode 100644
index 000000000000..ac69b9b3d965
--- /dev/null
+++ b/nixpkgs/pkgs/development/compilers/crystal/crystal2nix.nix
@@ -0,0 +1,16 @@
+{ lib, crystal, nix-prefetch-git }:
+crystal.buildCrystalPackage {
+  pname = "crystal2nix";
+  version = "unstable-2018-07-31";
+
+  nixPrefetchGit = "${lib.getBin nix-prefetch-git}/bin/nix-prefetch-git";
+  unpackPhase = "substituteAll ${./crystal2nix.cr} crystal2nix.cr";
+
+  crystalBinaries.crystal2nix.src = "crystal2nix.cr";
+
+  meta = with lib; {
+    description = "Utility to convert Crystal's shard.lock files to a Nix file";
+    license = licenses.mit;
+    maintainers = [ maintainers.manveru ];
+  };
+}