singleOrNull<T> method

Future<T?> singleOrNull<T>(
  1. FutureOr<T?> cb(
    1. PostgreSQLResultRow row
    )
)

Implementation

Future<T?> singleOrNull<T>(
        FutureOr<T?> Function(PostgreSQLResultRow row) cb) =>
    then((value) => value.singleOrNull<FutureOr<T?>>(cb));