Improve treesit-query-capture

* src/treesit.c (Ftreesit_query_capture): Add a suggestion in the
signal message.

1 files changed, 3 insertions, 2 deletions

diff --git a/src/treesit.c b/src/treesit.c
index 775f823fb3e..eb323e6360c 100644
--- a/src/treesit.c
+++ b/src/treesit.c
@@ -1727,10 +1727,11 @@ query.  */)
                                   &error_offset, &error_type);
       if (lisp_query == NULL)
         {
-          xsignal2 (Qtreesit_query_error,
+          xsignal3 (Qtreesit_query_error,
                     build_string
                     (ts_query_error_to_string (error_type)),
-                    make_fixnum (error_offset + 1));
+                    make_fixnum (error_offset + 1),
+                    build_pure_c_string("Debug the query with `treesit-query-validate'"));
         }
       /* We don't need need to free TS_QUERY and CURSOR, they are stored
          in a lisp object, which is tracked by gc.  */