const VS features detection

Kevin Smith zenparsing at gmail.com
Thu Jan 9 06:35:23 PST 2014


>
>
> I may warm up to the extra complexity more easily if somebody could
> present at least some compelling use cases. :)
>
>
Mark's mention of yield got me thinking about await expressions.  Hopefully
I'm using this correctly:

    // stat is null or a Stat object
    const stat = do { try { await FS.stat(path) } catch (x) { null } }

Does that work as a use case for block semantics?
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