https://github.com/apple/swift/commit/62e4811dacf4fcd1082c5e58a75b933adf6153f0

Remove support for nominal type patterns, which have never been suppo… · apple/swift@62e4811

…rted in an official swift release and have bitrotted.

10:06 AM

Array パターンは https://lists.swift.org/pipermail/swift-evolution/Week-of-Mon-20170116/030347.html