@:value(cast 3)@:impl@:enuminlineread onlyCancelled:AsyncReadState = 3
@:value(cast 2)@:impl@:enuminlineread onlyDone:AsyncReadState = 2
@:value(cast 0)@:impl@:enuminlineread onlyPending:AsyncReadState = 0
@:value(cast 1)@:impl@:enuminlineread onlyReading:AsyncReadState = 1