Or at least something that can come next iteration. At least the spec is written :)
All that's left is the endless bikeshedding over the syntax :D (Hasn't it been like a few months people have been debating syntax?) On Mon, Dec 14, 2015, 11:13 Kevin Smith <[email protected]> wrote: > Sidebar: thanks to Isiah Meadows, the FBS proposal now also supports > constructor wrapping via the `::new` syntax: > > let factory = SomeClass::new; > > > > On Mon, Dec 14, 2015 at 9:00 AM Marius Gundersen <[email protected]> > wrote: > >> Do we really need to add support for await in a pipeline syntax sugar >> when there already is a piping support in `.then()`? If you need to await >> something in that chain, then just use `.then()`. >> >> ```js >> let result = await fs.readFile('index.txt') >> .then(aSingleParamFunction) >> .then(anotherSingleParamFunction) >> .then(x => multiParamFunction(x, 10)); >> ``` >> >> I really don't see much gain in adding this syntax when there is already >> a FBS proposal that covers most of the cases. The pipe operator only >> supports single param functions. With multiple params you either need to >> use fat-arrow (while FBS handles multiple params) or you need a special >> function that is curryable. So now we either need functions that is >> curryable (for |>) or a function that relies on the `this` value (for FBS), >> so libraries will probably need to be specially written for whichever >> proposal is added to the spec. It looks to me like FBS adds a lot more >> value than |> does. >> >> >> On Mon, Dec 14, 2015 at 2:05 PM, Bruno Jouhier <[email protected]> >> wrote: >> >>> `await` could be handled by with contextual lexing: handling `|> await` >>> as a single keyword. >>> >>> Another solution would be to collapse the two into a variant of the >>> pipeline operator: `|await>`, `|!>`, ... >>> >>> This could be an opportunity to revive the syntax sugar that was >>> proposed in http://wiki.ecmascript.org/doku.php?id=strawman:concurrency >>> >>> ```js >>> // concurrency strawman >>> lines = fs.readFile!('./index.txt').split('\n'); >>> // pipeline operator >>> lines = './index.txt' |!> fs.readFile |> str => str.split('\n') >>> ``` >>> >>> _______________________________________________ >>> es-discuss mailing list >>> [email protected] >>> https://mail.mozilla.org/listinfo/es-discuss >>> >>> >> _______________________________________________ >> es-discuss mailing list >> [email protected] >> https://mail.mozilla.org/listinfo/es-discuss >> > _______________________________________________ > es-discuss mailing list > [email protected] > https://mail.mozilla.org/listinfo/es-discuss >
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