On Fri, Oct 11, 2019 at 9:53 PM Jacob Bloom <mr.jacob.bl...@gmail.com> wrote:
> What about special handling for Maps? Maybe something like
>
> ```
> const requests = new Map();
> requests.set('reqA', fetch('...'));
> requests.set('reqB', fetch('...'));
> const responses = await Promise.all(requests);
> console.log(
> responses.get('reqA'),
> responses.get('reqB'),
> );
> ```
>
> ...which would continue to fail for most objects and would encourage
> using Map over POJOs for map-like data structures. (Since Maps are
> iterable, this may break some existing code but I doubt it)
Hm. Since the functor instance over Maps is just the values, and
Promise.all is just a special-cased traverse, I think this makes sense
to me:
Map<keyType, Promise<valueType>> => Promise<Map<keyType, valueType>>
I'm fine with this living in another method name, tho.
~TJ
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