[swift-evolution] [Idea] Deprecate the 'default' keyword.

Rudolf Adamkovic salutis at me.com
Sat Feb 27 14:52:56 CST 2016

+1 (as always) for replacing "default" with "case _".

It's consistent with other uses of "_", teaches about the concept of "_", simplifies the language vocabulary, frees "default" to be used as a case and it also looks better. :)


Sent from my iPhone

> On 27 Feb 2016, at 15:31, Ross O'Brien via swift-evolution <swift-evolution at swift.org> wrote:
> Let's make this a topic of its own.
> As mentioned recently in the '[Idea] Allowing most keywords after "."' thread, the 'default' keyword is only used as a keyword in switch statements, where it's synonymous with 'case _:'.
> It's also the kind of word which appears commonly in enums.
> So, why do we need to keep it as a keyword?
> Disadvantages: there would be some breaking of code, but a migration tool should have little difficulty replacing 'default:' with 'case _:' in all cases.
> Alternatives: replace 'default' with 'else'.
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