23 lines
509 B
Swift
23 lines
509 B
Swift
//
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// Compatibility.swift
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// ChatSecureCore
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//
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// Created by Chris Ballinger on 7/15/18.
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// Copyright © 2018 Chris Ballinger. All rights reserved.
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//
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import Foundation
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#if swift(>=4.1)
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#elseif swift(>=4.2)
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#warning("Remove this once we've updated.")
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#else
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extension Collection {
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func compactMap<ElementOfResult>(
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_ transform: (Element) throws -> ElementOfResult?
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) rethrows -> [ElementOfResult] {
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return try flatMap(transform)
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}
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}
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#endif
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