15 lines
357 B
Swift
15 lines
357 B
Swift
//
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// Collection.swift
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// Ferrite
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//
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// Created by Brian Dashore on 7/4/22.
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//
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import Foundation
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extension Collection {
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// From https://stackoverflow.com/questions/25329186/safe-bounds-checked-array-lookup-in-swift-through-optional-bindings
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subscript(safe index: Index) -> Element? {
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indices.contains(index) ? self[index] : nil
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}
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}
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