VoidFuncWith3Parameters<P1, P2, P3> typedef
VoidFuncWith3Parameters<P1, P2, P3> =
FutureOr<void> Function(P1 p1, P2 p2, P3)
Void function with three generic parameter.
That is the command function signature for the CommandP3 class.
Implementation
typedef VoidFuncWith3Parameters<P1, P2, P3> = FutureOr<void> Function(
P1 p1, P2 p2, P3);