javier
a1a649838c
This PR contains the work done to implement the `ValidateInputUseCase` use case and the `InputValidationRule` protocol, that is essential to define custom validation rules for inputs. In addition, the `NotEmptyValidationRule` and `NotNilValidationRule` rules have also been implemented. Reviewed-on: #4 Co-authored-by: Javier Cicchelli <javier@rock-n-code.com> Co-committed-by: Javier Cicchelli <javier@rock-n-code.com>
35 lines
1.4 KiB
Swift
35 lines
1.4 KiB
Swift
// ===----------------------------------------------------------------------===
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//
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// This source file is part of the DiscogsService open source project
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//
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// Copyright (c) 2025 Röck+Cöde VoF. and the DiscogsService project authors
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// Licensed under Apache license v2.0
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//
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// See LICENSE for license information
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// See CONTRIBUTORS for the list of DiscogsService project authors
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//
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// SPDX-License-Identifier: Apache-2.0
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//
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// ===----------------------------------------------------------------------===
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/// A protocol that defines an input validation rule to be applied to an input by the ``ValidateInputUseCase`` use case.
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protocol InputValidationRule {
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// MARK: Functions
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#if swift(>=6.0)
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/// Validates a given input against a validation rule.
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/// - Parameter input: An input to be validated.
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/// - Returns: A flag that indicates whether an input has been validated or not.
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/// - Throws: An error of type ``InputValidationError`` in case a given input failed a validation.
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@discardableResult func validate(_ input: String?) throws(InputValidationError) -> Bool
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#else
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/// Validates a given input against a validation rule.
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/// - Parameter input: An input to be validated.
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/// - Returns: A flag that indicates whether an input has been validated or not.
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/// - Throws: An error of type ``InputValidationError`` in case a given input failed a validation.
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@discardableResult func validate(_ input: String?) throws -> Bool
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#endif
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}
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