blockchainethereumblockchain-walleterc20erc721walletxdaidappdecentralizederc1155erc875iosswifttokens
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21 lines
581 B
21 lines
581 B
// Copyright SIX DAY LLC. All rights reserved.
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import Foundation
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import Eureka
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public struct EthereumAddressRule<T: Equatable>: RuleType {
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public init(msg: String = "Invalid Ethereum Address") {
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self.validationError = ValidationError(msg: msg)
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}
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public var id: String?
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public var validationError: ValidationError
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public func isValid(value: T?) -> ValidationError? {
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if let str = value as? String {
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return (str.characters.count != 42) ? validationError : nil
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}
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return value != nil ? nil : validationError
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}
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}
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