Classes can’t (as of the public seed) have non-fixed layouts without special/dangerous compiler flags.
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hang on, the array might be better. You can make it a struct if it is an array!
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But they can’t have recursive layout, as & I learned today. Crashy crash.
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Oh. Yes. For sure. What would you like that to mean?
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I want impl. details like by-value and by-ref to vanish from the lang.
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Ehhhhhhhhh. And I want C-like performance characteristics. ¯\ _(ツ)_/¯
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And you’ll have them—it knows when it will copy more than it will ref.
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Where did the focus on speed come from? Of objc's problems, speed wasn't high on the list cc
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Replying to @jonathanpenn
@jonathanpenn My guess is that it’s for performance. It seems like a primary concern in the design of Swift. And my biggest reservation.
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Maybe not on *your* list… I can't speak authoritatively to that question, in any case.
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