[nongnu] elpa/sweeprolog 8d219525e6 3/4: ENHANCED: Also highlight "undefined" head terms

[ELPA Syncer]

branch: elpa/sweeprolog
commit 8d219525e66778ce0d4b2fd6a41d29091812c587
Author: Eshel Yaron <me@eshelyaron.com>
Commit: Eshel Yaron <me@eshelyaron.com>

    ENHANCED: Also highlight "undefined" head terms
---
 sweeprolog.el | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/sweeprolog.el b/sweeprolog.el
index aa4753098c..92c0829890 100644
--- a/sweeprolog.el
+++ b/sweeprolog.el
@@ -2187,6 +2187,8 @@ resulting list even when found in the current clause."
            (list beg end (sweeprolog-comment-face))))
     (`("head" "unreferenced" . ,_)
      (list (list beg end (sweeprolog-head-unreferenced-face))))
+    (`("head" "undefined" . ,_)
+     (list (list beg end (sweeprolog-head-undefined-face))))
     (`("head" "test" . ,_)
      (list (list beg end (sweeprolog-head-test-face))))
     (`("head" "meta" . ,_)