I really like this proposal! For me it strikes the perfect balance between
terseness and explicitness that I've come to enjoy in Elixir.
My votes:
- Naming: let over given; just because it's shorter,
- Do use parents: let "feels" similar to var!.
Best,
Stefan
pon., 20 gru 2021 o 19:54 José Valim <jose.va...@dashbit.co> napisał(a):
> Good point. I forgot to mention the :reduce option will be deprecated in
> the long term.
>
> On Mon, Dec 20, 2021 at 7:53 PM 'eksperimental' via elixir-lang-core <
> elixir-lang-core@googlegroups.com> wrote:
>
>> The proposal is very concise,
>> the only thing that would be problematic is the use of `reduce` for two
>> different things,
>>
>> for <<x <- "AbCabCABc">>, x in ?a..?z, reduce: %{} do
>> acc -> Map.update(acc, <<x>>, 1, & &1 + 1)
>> end
>>
>> {sum, count} =
>> for reduce({sum, count} = {0, 0}), i <- [1, 2, 3] do
>> sum = sum + i
>> count = count + 1
>> {sum, count}
>> end
>>
>> It would lead to misunderstanding as it may not be clear which one we
>> are talking about when we say "use for reduce"
>>
>>
>> On Mon, 20 Dec 2021 19:11:54 +0100
>> José Valim <jose.va...@dashbit.co> wrote:
>>
>> > Hi everyone,
>> >
>> > This is the second proposal for-let. You can find it in a gist:
>> > https://gist.github.com/josevalim/fe6b0bcc728539a5adf9b2821bd4a0f5
>> >
>> > Please use the mailing list for comments and further discussion.
>> > Thanks for all the feedback so far!
>> >
>>
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