isValidKey method

  1. @override
bool isValidKey (
  1. Object o
)
override

Test whether an object is a valid argument to equals and hash.

Some implementations may be restricted to only work on specific types of objects.

Implementation

@override
bool isValidKey(Object o) {
  for (var eq in _equalities) {
    if (eq.isValidKey(o)) return true;
  }
  return false;
}