On Mon, Dec 7, 2009 at 10:02 AM, sstein...@gmail.com <sstein...@gmail.com>wrote:
> On Dec 7, 2009, at 9:50 AM, Konrads Smelkovs wrote: > > > Hi, > > > > One project I had a look at had this nice syntactic sugar for async > function chaining: > > > > >>> event_one() | event_two() | event_three() > > > > I think this could be an interesting alternative to addCallback or yield. > I propose the following syntax > > > > # get deferred with one () and two () chained as callbacks, equivalent to > d=Deferred().addCallback(one).addCallback(two) > > >>> d = Deferred() | one | two > > > > # Equivalent to d=Deferred().addCallback(one).addErrback(two) > > >>> d = Deferred() | one ^ two > > > > and finally: > > # d=Deferred().addBoth(one,two) > > >>> d = Deferred() & (one,two) > > Yuck. > > S > > > I'd have to agree with this. Yield with inline callbacks is certainly enough syntactic sugar for me.
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