true ... as true is for anything that will ever be passed to reduce that accept just 2 arguments. Handy in a way, blocking progress in others.
`Object.assing(target, ...[multSources]);` wins to me On Tue, Dec 17, 2013 at 5:20 PM, Domenic Denicola < [email protected]> wrote: > Interestingly, if multiple arguments are not added now, they may never be > possible, since there will be so much `[a, b, c].reduce(Object.assign)` > code in the wild that implicitly passes an index as the third parameter and > the whole array as the fourth parameter. > > -----Original Message----- > From: es-discuss [mailto:[email protected]] On Behalf Of > Brendan Eich > Sent: Tuesday, December 17, 2013 20:18 > To: Claude Pache > Cc: es-discuss > Subject: Re: Object.assign with several source objects > > It's now or never. I agree multiple sources are useful enough to do now; I > don't see a different third parameter that would be precluded by deciding > this. But others may disagree. > > /be > > > Claude Pache <mailto:[email protected]> December 17, 2013 5:06 PM > > Hello, > > > > Tonight, when playing with ES6's new functions, I was wishing that > > `Object.assign` could accept several `source` objects: > > > > Object.assign(target, source1, source2, ...) // equivalent to > > `Object.assign(Object.assign(Object.assign(target, source1), source2), > > ...)` > > > > My use case: I have several objects, used as dictionaries, coming from > > different sources, and I want to merge them together. For example: > > > > c.prototype.exec = function(userParams) { var params = Object.assign({ > > method: "GET" }, this.defaultParams, > > userParams) > > // etc. > > } > > > > Any thoughts? > > > > -Claude > > _______________________________________________ > > 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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