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@kiyoshih(Kiyoshi Hosoda)

[Swift]演算子の定義

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演算子の定義

2-tupleの==演算子を定義してみた

@infix func ==<T1: Equatable, T2: Equatable> (left: (T1, T2), right: (T1, T2)) -> Bool {
  return left.0 == right.0 && left.1 == right.1
}

(0, 1) == (0, 1) // true
(1, "a") == (1, "a") // true
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