[stdlib] Improve default implementation of Collection.distance(from:to:) #13292
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moiseev
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| var _start: Index | ||
| let _end: Index | ||
| let step: IndexDistance | ||
| if start > end { |
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You can use > on indexes?
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Yep! Comparable is their one requirement.
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Huh, somehow I had it in my mind that they were just Equatable. Well this is nice, then.
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You're not wrong! That was the case before the big collections-move-indices change: http://swiftdoc.org/v2.2/protocol/ForwardIndexType/
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Reverted in #13328 |
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