let function

[Alan Schmitt]

On 2015-05-19 18:24, Steve Fink <sphink at gmail.com> writes:

> On 05/19/2015 12:23 AM, Alan Schmitt wrote:
>> On 2015-05-19 06:09, Bergi <a.d.bergi at web.de> writes:
>>
>>> Alternatively just use a single equals sign with a parameter list:
>>>
>>> let f(x) = y
>>> let f() = y
>> This looks very nice indeed.
>
> That visually collides with destructuring for me.
>
> let [a, b] = foo();
> let {a, b} = foo();
> let f(a, b) = foo(); # Very different
>
> I almost expect that last one to use f as a custom matcher of some sort, given
> the previous two.

It is actually how it works in Ocaml: in "let f p = …", p is a pattern,
which may destructure tuples such as the pair (a,b) above, or other
constructs as long as they are not part of an alternation (where several
cases may occur).

Best,

Alan

-- 
OpenPGP Key ID : 040D0A3B4ED2E5C7
-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 472 bytes
Desc: not available
URL: <http://mail.mozilla.org/pipermail/es-discuss/attachments/20150520/1f6317c7/attachment.sig>