ok...

2009/8/4 Rich Hickey <richhic...@gmail.com>

>
> On Tue, Aug 4, 2009 at 7:54 AM, Laurent PETIT<laurent.pe...@gmail.com>
> wrote:
> > Looks very interesting !
> >
> > One question: wouldn't seem more natural to have transient named
> transient!
> > and persistent! named persistent ?
> >
> > I see a call to transient as "Enter the mutable world", so it seems to me
> > (transient! []) conveys more this meaning than (transient []).
> >
> > I see a call to persistent! as "Enter back the immutable world", so
> > (persistent v) seems more interesting than (persistent! v) ?
> >
> > And also, there may be the use case where some pure functions would
> protect
> > their arguments by calling persistent! on them :
> >
> > This:
> > (defn some-fn [v]
> >   (let [v (persistent v)] ...)
> >
> > looks better in a pure function than this:
> > (defn some-fn [v]
> >   (let [v (persistent! v)] ...)
> > where the ! catches the eye ...
> >
>
> The transient function has no side effects, the persistent! function
> does, thus the names.
>
> Rich
>
> >
>

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