map<TResult extends Object?> method Null safety

  1. @optionalTypeArgs
TResult map<TResult extends Object?>(
  1. {required TResult count(
    1. SliverGridDelegateWithFixedCrossAxisCount value
    ),
  2. required TResult extend(
    1. SliverGridDelegateWithMaxCrossAxisExtent value
    )}
)
@optionalTypeArgs, inherited

Implementation

@optionalTypeArgs
TResult map<TResult extends Object?>({
  required TResult Function(SliverGridDelegateWithFixedCrossAxisCount value)
      count,
  required TResult Function(SliverGridDelegateWithMaxCrossAxisExtent value)
      extend,
}) =>
    throw _privateConstructorUsedError;