17 lines
488 B
Swift
17 lines
488 B
Swift
// Copyright © 2022 Rangeproof Pty Ltd. All rights reserved.
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import Foundation
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import GRDB
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public protocol ColumnExpressible {
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associatedtype Columns: ColumnExpression
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}
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public extension ColumnExpressible where Columns: CaseIterable {
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/// Note: Where possible the `TableRecord.numberOfSelectedColumns(_:)` function should be used instead as
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/// it has proper validation
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static func numberOfSelectedColumns() -> Int {
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return Self.Columns.allCases.count
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}
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}
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