whenOrNull<TResult extends Object?> method

  1. @optionalTypeArgs
TResult? whenOrNull<TResult extends Object?>({
  1. TResult cancel(
    1. int id
    )?,
  2. TResult done(
    1. int id
    )?,
  3. TResult error(
    1. int id,
    2. dynamic error,
    3. StackTrace? stackTrace
    )?,
  4. TResult cancelWithError(
    1. int id,
    2. dynamic error,
    3. StackTrace? stackTrace
    )?,
})
inherited

Implementation

@optionalTypeArgs
TResult? whenOrNull<TResult extends Object?>({
  TResult Function(int id)? cancel,
  TResult Function(int id)? done,
  TResult Function(int id, dynamic error, StackTrace? stackTrace)? error,
  TResult Function(int id, dynamic error, StackTrace? stackTrace)?
      cancelWithError,
}) =>
    throw _privateConstructorUsedError;