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erica/Parameter-Free Subscripting.swift

Last active August 3, 2017 21:10
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Parameter-Free Subscripting.swift
public protocol SubscriptPrintable {
subscript() -> Self {get}
}
public extension SubscriptPrintable {
subscript() -> Self {
print(self); return self
}
}
extension Int: SubscriptPrintable {}
5[] // whee!
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