getAction<T> method

Action<T>? getAction<T>([
  1. dynamic key = ''
])

Gets the action by the given key, returns null if not found.

Note that if found action's type does not match given T, it will throw _CastError.

Implementation

Action<T>? getAction<T>([dynamic key = '']) {
  var action = _actions[key];
  if (action != null) {
    return action as Action<T>;
  }
  return null;
}