1 files changed, 21 insertions, 0 deletions
diff --git a/options.nix b/options.nix
new file mode 100644
index 0000000..e01c10d
--- /dev/null
+++ b/options.nix
@@ -0,0 +1,21 @@
+{lib}: {
+  /*
+  Generate an enable option definition, that defaults to true.
+
+  This conveniently allows the composition of a “common” module set.
+
+  # Type
+
+  mkEnable :: String -> AttrSet
+
+  # Arguments
+
+  name
+  : The name to use in the option description.
+  */
+  mkDefaultEnabled = name:
+    (lib.mkEnableOption name)
+    // {
+      default = true;
+    };
+}