Function reduceHeight

policy/composer.go:616–625

(heights map[int64]int, e ast.NavigableExpr, amount int)

}

func reduceHeight(heights map[int64]int, e ast.NavigableExpr, amount int) {
	height := heights[e.ID()]
	if height < amount {
		return
	}
	heights[e.ID()] = height - amount
	if parent, hasParent := e.Parent(); hasParent {
		reduceHeight(heights, parent, amount)
	}
}