type Keyframe<T> =
| [number, T]
| [number, T, Ease]
| [ number, T, Ease, [number, number] | null | undefined, [number, number] | null | undefined ]
| [ number, T, Ease, [number, number] | null | undefined, [number, number] | null | undefined, T | null | undefined, T | null | undefined ]
packages / workbench / src / animate / types.ts