__proto__ is marked for depreciation in upcoming ecmascript specs. I think that is the most common reason you might find.
Tim. On 31 May 2012 08:39, diversario <[email protected]> wrote: > Isaac, could you explain the reason __proto__ is not allowed in the core? > I'm curious, since I see it used often in modules. > > > On Monday, May 7, 2012 5:56:02 PM UTC-4, Isaac Schlueter wrote: >> >> The official position is that __proto__ is not allowed. >> >> The official position is also that all official positions are subject >> to exception in the rare case that making an exception makes the code >> simpler and more performant. TBD whether this case merits such an >> exception. >> >
