1 files changed, 11 insertions, 0 deletions
diff --git a/internal/caddyscript/lib/lib.go b/internal/caddyscript/lib/lib.go
new file mode 100644
index 0000000..7853e7a
--- /dev/null
+++ b/internal/caddyscript/lib/lib.go
@@ -0,0 +1,11 @@
+package caddyscript
+
+import (
+	"fmt"
+
+	"go.starlark.net/starlark"
+)
+
+func invalidReciever(v starlark.Value, want string) (starlark.Value, error) {
+	return starlark.None, fmt.Errorf("invalid receiver: receiver set to type %v, want %v", v.Type(), want)
+}