Returns a collector that accumulates the elements into a new set.
There are no guarantees on the type, mutability, or thread-safety of the set.
| hash |
a hash function. if not specified, Gee.Functions.get_hash_func_for is used to get a proper function |
| equal |
an equal function. if not specified, Gee.Functions.get_equal_func_for is used to get a proper function |
|
the collector implementation |