RunUnaryHandler typedef Null safety

R RunUnaryHandler <R, T>(
  1. Zone self,
  2. ZoneDelegate parent,
  3. Zone zone,
  4. R f(
    1. T arg
    ),
  5. T arg
)

Implementation

typedef RunUnaryHandler = R Function<R, T>(
    Zone self, ZoneDelegate parent, Zone zone, R Function(T arg) f, T arg);