CategoryPathSelector<T extends Comparable<T>> typedef Null safety

CategoryPathSelector<T extends Comparable<T>> = Future<SmoothCategory<T>?> Function(Iterable<T> categoryPath)

A callback used to find information about the category node at the given categoryPath.

Implementation

typedef CategoryPathSelector<T extends Comparable<T>>
    = Future<SmoothCategory<T>?> Function(Iterable<T> categoryPath);