From: murphy <murphy@...>
Date: 2007-12-17T20:20:58+09:00
Subject: Re: Enumerable#uniq, anybody?

Martin Duerst wrote:
> However, it looks somewhat ugly and unnecessary, and it isn't compatible
> with 1.8. This could easily be fixed by adding uniq to Enumerator, the
> simplest form being:
>     def uniq
>       to_a.uniq
>     end
the current implementation of uniq depends on the receiver being
converted into a hash table (to make it O(m) instead of O(m**2)). you
probably wouldn't expect that from an enumerator...to_a makes it clear,
though.

[murphy]