toposort

type Float interface {
	~float32 | ~float64
}

type Graph[T Ordered] struct {
	// contains filtered or unexported fields
}

type Integer interface {
	~int | ~int8 | ~int16 | ~int32 | ~int64 |
		~uint | ~uint8 | ~uint16 | ~uint32 | ~uint64 | ~uintptr
}

type Ordered interface {
	Integer | Float | ~string
}