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23 lines
496 B
Swift
23 lines
496 B
Swift
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//
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// MarkCommandValidationStatus.swift
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// Evergreen
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//
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// Created by Brent Simmons on 2/17/18.
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// Copyright © 2018 Ranchero Software. All rights reserved.
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//
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import Foundation
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enum MarkCommandValidationStatus {
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case canMark, canUnmark, canDoNothing
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static func statusFor(_ articles: ArticleArray, _ canMarkTest: ((ArticleArray) -> Bool)) -> MarkCommandValidationStatus {
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if articles.isEmpty {
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return .canDoNothing
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}
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return canMarkTest(articles) ? .canMark : .canUnmark
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}
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}
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