type Node
import gralha-coverage@0.1.0.1/cover.bend as Coverimport Base
1081# A node's uniform value (2 before any row, -1 once rows disagree) and its
1082# quarters' rows; flat holds when the node is uniform (no rows means empty).
1083type Node is Data:
1084 Node{flat: Bool, value: F32, tl: List<&2, List<&2, Run>>, tr: List<&2, List<&2, Run>>, bl: List<&2, List<&2, Run>>, br: List<&2, List<&2, Run>>}