I think you’re confusing (or not being clear about) two things: type declarations and closures. `->` means “a function type returning…” in Swift. I believe what you talk about with fat arrows is a syntax for defining closures.
… and do we need a second syntax for closures in Swift? No. — Radek > On 18 Dec 2015, at 18:35, David Fekke via swift-evolution > <[email protected]> wrote: > > In wanted to propose either adding the fat arrow (=>), or replacing the thin > arrow with the fat arrow. > > I know that Java uses the thin arrow, but JavaScript, TypeScript and C# both > allow the use of the fat arrow for lambda syntax. > > Thoughts? > > Thanks, > David Fekke > _______________________________________________ > swift-evolution mailing list > [email protected] > https://lists.swift.org/mailman/listinfo/swift-evolution
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