@pcwalton it's just a warning system, like lint. Soundness not required, and not demonstrated on client side (dynamic loading/linking hard).
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@BrendanEich But variance isn't hard. I don't understand why you'd cut that corner. - 7 more replies
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@pcwalton What's the matter with variance in Dart, in short? I don't see. -
@Sulnedinfind
@pcwalton Dart doesn't guarantee that the value of a Llama variable is really a Llama. You can assign `llama = randomAnimal`. - 13 more replies
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@pcwalton Do you consider their rationale given in https://www.dartlang.org/articles/why-dart-types/ … to be valid? -
@bstrie No, it makes no sense. Why do you want a type system that lies to you?
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@pcwalton Lacking usability research, seems safe to assume we’re all doing type systems wrong. (That said, lol, dart wtf.)Thanks. Twitter will use this to make your timeline better. UndoUndo
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