patch 8.1.2308: deleting text before zero-width textprop removes it
Problem: Deleting text before zero-width textprop removes it.
Solution: Keep zero-width textprop when deleting text.
diff --git a/src/textprop.c b/src/textprop.c
index 71d671d..55844d3 100644
--- a/src/textprop.c
+++ b/src/textprop.c
@@ -1075,10 +1075,13 @@
}
else if (bytes_added <= 0 && (tmp_prop.tp_col > col + 1))
{
+ int len_changed = FALSE;
+
if (tmp_prop.tp_col + bytes_added < col + 1)
{
tmp_prop.tp_len += (tmp_prop.tp_col - 1 - col) + bytes_added;
tmp_prop.tp_col = col + 1;
+ len_changed = TRUE;
}
else
tmp_prop.tp_col += bytes_added;
@@ -1086,7 +1089,7 @@
if ((flags & APC_SAVE_FOR_UNDO) && !dirty)
u_savesub(lnum);
dirty = TRUE;
- if (tmp_prop.tp_len <= 0)
+ if (len_changed && tmp_prop.tp_len <= 0)
continue; // drop this text property
}
else if (tmp_prop.tp_len > 0