From febff51a72d55c22997849e96dabf4813b12b35c Mon Sep 17 00:00:00 2001
From: Teddy Wing
Date: Wed, 3 Feb 2021 23:32:15 +0100
Subject: parse-options: Error if no extension ID arguments were given

---
 l/src/option.lisp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/l/src/option.lisp b/l/src/option.lisp
index 2c3f0d0..3dde8af 100644
--- a/l/src/option.lisp
+++ b/l/src/option.lisp
@@ -37,5 +37,11 @@
 
         (opts:exit 64))
 
+    ;; Error if no extension IDs were given.
+    (when (null free-args)
+      (format *error-output* "error: missing extension IDs~%")
+
+      (opts:exit 64))
+
     (make-config :socket-url (getf options :socket-url)
                  :extension-ids free-args)))
-- 
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