Give a fence walk's pin set one copy, and file the drawn-row half of the pin model

2026-09-24 00:33:15 +02:00
parent 6b788e324a
commit 939f408ef8
3 changed files with 12 additions and 3 deletions
@@ -225,7 +225,8 @@ func checkOwnFamily(t *template) error {
 	return nil
 }

-// alternatives reports whether two reads sit in different rows of one table.
+// alternatives reports whether two reads sit in different rows of one table. Not clash: a row drawn
+// whole is held without its ancestors, since the render draws it over the whole table.
 func alternatives(a, b drawAt) bool {
 	found := false
 	a.alt.each(func(t *table, r int) {