mapOrNull<TResult extends Object?> method Null safety

TResult? mapOrNull<TResult extends Object?>(
  1. {TResult? selectApp(
    1. _SelectApp value
    )?,
  2. TResult? selectArchive(
    1. _SelectArchive value
    )?,
  3. TResult? selectData(
    1. _SelectData value
    )?,
  4. TResult? start(
    1. _Start value
    )?}
)
inherited

Implementation

@optionalTypeArgs
TResult? mapOrNull<TResult extends Object?>({
  TResult? Function(_SelectApp value)? selectApp,
  TResult? Function(_SelectArchive value)? selectArchive,
  TResult? Function(_SelectData value)? selectData,
  TResult? Function(_Start value)? start,
}) =>
    throw _privateConstructorUsedError;