patch 8.1.1387: calling prop_add() in an empty buffer doesn't work
Problem: Calling prop_add() in an empty buffer doesn't work. (Dominique
Pelle)
Solution: Open the memline before adding a text property. (closes #4412)
diff --git a/src/textprop.c b/src/textprop.c
index e993afc..9011c66 100644
--- a/src/textprop.c
+++ b/src/textprop.c
@@ -12,6 +12,7 @@
*
* TODO:
* - Adjust text property column and length when text is inserted/deleted.
+ * -> :substitute with multiple matches, issue #4427
* -> a :substitute with a multi-line match
* -> search for changed_bytes() from misc1.c
* -> search for mark_col_adjust()
@@ -238,6 +239,9 @@
return;
}
+ if (buf->b_ml.ml_mfp == NULL)
+ ml_open(buf);
+
for (lnum = start_lnum; lnum <= end_lnum; ++lnum)
{
colnr_T col; // start column
@@ -327,7 +331,7 @@
// Be quick when no text property types have been defined or the buffer,
// unless we are adding one.
- if (!buf->b_has_textprop && !will_change)
+ if ((!buf->b_has_textprop && !will_change) || buf->b_ml.ml_mfp == NULL)
return 0;
// Fetch the line to get the ml_line_len field updated.