On Thu, Jun 27, 2013 at 8:37 PM, Rick Waldron <[email protected]>wrote:
> > > > On Thu, Jun 27, 2013 at 8:30 PM, Tab Atkins Jr. <[email protected]>wrote: > >> On Thu, Jun 27, 2013 at 5:26 PM, Rick Waldron <[email protected]> >> wrote: >> > On Thu, Jun 27, 2013 at 8:11 PM, Tab Atkins Jr. <[email protected]> >> > wrote: >> >> In particular, I like that it just returns the modified map/set, so >> >> it's easy to chain with, or to immediately return. >> > >> > I was wondering about this while reading your OP, but you're not >> returning >> > anything in that "desugaring". Anyway, I agree with this reasoning. >> >> Whoops, I left that out accidentally. Modified (also to use Allen's >> for-of rather than forEach): >> >> Map.prototype.update = function(iter) { >> for([k,v] of iter) this.set(k,v); >> return this; >> }; >> Set.prototype.update = function(iter) { >> for(v of iter) this.add(v); >> return this; >> }; >> > > I agree with this and I think these should be added to the pool of methods > to consider for Map and Set. The "pool" I refer to includes, but is not > limited to: > > - union > - intersect > - difference > - update (as of now) > Sorry, instead of "for Map and Set", I should use the more generic "for iterables" when generalizing, since not all Set methods are relevant to Map objects and not all Map methods are relevant to Set objects. Rick > Rick > > > >> >> ~TJ >> > >
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