While I don't think I'd use it in your particular example, I like it when
it can eliminate superfluous let bindings.
(let [z (as-> (* x x) xsq
...)]
...)
On Mon, Aug 19, 2013 at 10:58 AM, Jay Fields <[email protected]> wrote:
> In the past, I've written code like the following
>
> (defn foo [x y]
> (let [x-squared (* x x)]
> (if (pos? y)
> (+ x-squared y)
> (- x-squared y))))
>
> However, the introduction of as-> has led me to write the following, at
> times
>
> (defn foo [x y]
> (as-> (* x x) x-squared
> (if (pos? y)
> (+ x-squared y)
> (- x-squared y))))
>
> In essence, I've started replacing single binding lets with as->. John
> Hume has pointed out that as-> seems to have been introduced to work
> in conjunction with ->. Which brings me to my question - do you think
> it's better to use a single binding let from a readability
> perspective? Are there any (performance or otherwise) impacts that I
> should be aware of?
>
> Cheers, Jay
>
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