Link each template in steps that each return what they build, create a name scope with its owner in one place, and settle each record's columns at load, so Generator.records goes

fejkdata.go

@@ -28,12 +28,11 @@ var ErrNoData = errors.New("no data: WithoutShippedData needs at least one WithD
 // It is safe for concurrent use; a seeded sequence is reproducible only when drawn
 // from one goroutine.
 type Generator struct {
-	// mu guards drawState, records, structs and root, which gains a shipped category on the
+	// mu guards drawState, structs and root, which gains a shipped category on the
 	// first call reaching it.
 	mu        sync.Mutex
 	drawState *drawstate.State
 	root      folder // the categories as the node a path walks from, owned here so a walk allocates none
-	records   map[node]recordShape
 	structs   map[reflect.Type]structResult
 }