Hi James, I believe this code <https://github.com/apple/swift/blob/master/stdlib/public/core/RangeReplaceableCollectionType.swift#L235> already handles empty array scenario by failing if the precondition is not met. Or do you have something else in mind?
max > On Jan 6, 2016, at 9:36 AM, James Campbell via swift-evolution > <[email protected]> wrote: > > If you call removeFirst and the array is empty it would be great if it was > optional so it could return nil or at least it threw an error so you could > handle that case. > > -- > Wizard > [email protected] <mailto:[email protected]> > +44 7523 279 698 > _______________________________________________ > swift-evolution mailing list > [email protected] > https://lists.swift.org/mailman/listinfo/swift-evolution
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