patch 8.1.1332: cannot flush listeners without redrawing, mix of changes
Problem: Cannot flush change listeners without also redrawing. The line
numbers in the list of changes may become invalid.
Solution: Add listener_flush(). Invoke listeners before adding a change
that makes line numbers invalid.
diff --git a/src/evalfunc.c b/src/evalfunc.c
index eda18e5..0dbd651 100644
--- a/src/evalfunc.c
+++ b/src/evalfunc.c
@@ -768,6 +768,7 @@
{"lispindent", 1, 1, f_lispindent},
{"list2str", 1, 2, f_list2str},
{"listener_add", 1, 2, f_listener_add},
+ {"listener_flush", 0, 1, f_listener_flush},
{"listener_remove", 1, 1, f_listener_remove},
{"localtime", 0, 0, f_localtime},
#ifdef FEAT_FLOAT