Re: Re: [groovy-dev] RE: Some enhanced methods for collection

FWIW there are a few methods around like toList() and toArray(), maybe 
we need a toSet()?

I do quite like

list as Set

too (allowing folks to specify the exact Set implementation if they 
wish)

On 30 Mar 2005, at 22:10, John Rose wrote:
> On Mar 30, 2005, at 11:47, Dierk Koenig wrote:
>> For the use of imperative verbs: how would this relate to
>> - compact
>> - unique
>> - sort (hehe)
>> what would be the non-imperative versions that returns the copy?
>
> I'm not saying that all of these merit fresh-copy versions, but they 
> could be named:
>
> list.compacted()
> list.withCompaction()
> list.copyCompact()
>
> list.sort()
> list.sorted()
> list.copySort()
> list as SortedSet  // this is nice and clear, but no duplicates allowed
> list as SortedList  // not a real type, although Smalltalk has it
>
> After doing a bunch of these examples, the "copyFrob" convention may 
> start looking superior.
>
> I do not like the name list.unique(), because the word is an 
> adjective, which makes the grammar unclear.
> I prefer Common Lisp's very explicit verb phrase:  
> list.removeDuplicates().
>
> -- John
>
>

James
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