A late merge is named however its modules read since the cut; a walk builds the commits it carries (hq ADR 0276 review)

2026-10-10 13:39:21 +02:00
parent 96fc4209d3
commit e1499d4196
6 changed files with 229 additions and 60 deletions
@@ -103,6 +103,16 @@ func letGo(ctx context.Context, inv *inventory.Inventory, id, by, why string) (i
 		return p, fmt.Errorf("%s was let go by %s at %s already", p.ID, p.Delivery.By,
 			p.Delivery.Go.Local().Format("15:04:05"))
 	}
+	// **One walk at a time** (novox/hq ADR 0276): a walk that started is open, so this one waits for its end.
+	open, err := inv.OpenPlans(ctx)
+	if err != nil {
+		return p, err
+	}
+	for _, q := range open {
+		if q.ID != p.ID && q.Release == nil && !q.Waiting() {
+			return p, fmt.Errorf("%s is open (%s): one walk at a time — %s is let go once it ended", q.ID, q.Named(), p.ID)
+		}
+	}
 	now := time.Now().UTC()
 	p.Delivery.Go, p.Delivery.By, p.Delivery.Why = &now, by, why
 	p.Note = "let go by " + by + "; its first tier is asked next"