1 files changed, 37 insertions, 0 deletions
diff --git a/sys/nixpkgs/pkgs/plgs-pkgs/check.nix b/sys/nixpkgs/pkgs/plgs-pkgs/check.nix
new file mode 100644
index 00000000..ad23e2c7
--- /dev/null
+++ b/sys/nixpkgs/pkgs/plgs-pkgs/check.nix
@@ -0,0 +1,37 @@
+{
+  pkgs,
+  lib,
+  ...
+}: let
+  # checks if a plugin has a license
+  hasLicense = _: pkg: let
+    warn = x: lib.warn x x;
+
+    msg =
+      if builtins.hasAttr "license" pkg.meta
+      then "${pkg.name} has license"
+      else warn "${pkg.name} has no license";
+
+    msg' = lib.replaceStrings [" "] ["-"] msg;
+  in
+    pkgs.runCommandNoCC msg' {} "echo : > $out ";
+
+  # function to check License for all packages
+  check-missing-licenses = let
+    buildInputs =
+      lib.mapAttrsToList
+      hasLicense
+      pkgs.vimExtraPlugins;
+  in
+    pkgs.runCommandNoCC
+    "check-missing-licenses"
+    {inherit buildInputs;}
+    "echo : > $out";
+in {
+  checks =
+    pkgs.vimExtraPlugins
+    // {
+      inherit check-missing-licenses;
+      inherit (pkgs) update-vim-plugins;
+    };
+}