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// Copyright © 2022 Rangeproof Pty Ltd. All rights reserved.
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import Foundation
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extension Optional {
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public func map<U>(_ transform: (Wrapped) throws -> U?) rethrows -> U? {
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switch self {
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case .some(let value): return try transform(value)
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default: return nil
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}
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}
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public func asType<R>(_ type: R.Type) -> R? {
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switch self {
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case .some(let value): return (value as? R)
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default: return nil
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}
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}
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public func defaulting(to value: Wrapped) -> Wrapped {
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return (self ?? value)
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}
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}
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extension Optional where Wrapped == String {
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public func defaulting(to value: Wrapped, useDefaultIfEmpty: Bool = false) -> Wrapped {
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guard !useDefaultIfEmpty || self?.isEmpty != true else { return value }
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return (self ?? value)
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}
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}
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