Curious: why do you use classes instead of structs for implementations in swiftz?
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no reason. I'm probably going to end up switching them to structs where I can.
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Replying to
developer.apple.com/library/prerel seems to mostly favor classes. Comments? Trying to grok perf of call-by-value.
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YES. Please more re: note there that "Swift manages all value copying to ensure optimal performance"
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Wait, do structs actually have better performance than objects in Swift?
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Yes, just like in C. No malloc, no virtual dispatch.
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