Function8<T0, T1, T2, T3, T4, T5, T6, T7, T8>

typedef Function8<T0, T1, T2, T3, T4, T5, T6, T7, T8> = T8 Function(
  T0,
  T1,
  T2,
  T3,
  T4,
  T5,
  T6,
  T7,
)

Type alias for function taking 8 arguments.