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Added SignedNumeric stubs to Failable<SignedNumeric, T> type

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Caleb Kleveter 2018-11-28 15:05:34 -06:00
parent 7a59f94624
commit f1bcd4ef2c
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1 changed files with 12 additions and 0 deletions
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Sources/Validation/Failable+Helpers/Failable+SignedNumeric.swift Normal file
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extension Failable where T: SignedNumeric {
/// See [`SignedNumeric.negate()`](https://developer.apple.com/documentation/swift/signednumeric/2883859-negate).
public mutating func negate()throws {
try self = -self
}
/// See [`SignedNumeric.-(_:)`](https://developer.apple.com/documentation/swift/signednumeric/2965579).
public static prefix func - (lhs: Failable<T, Validations>)throws -> Failable<T, Validations> {
return try Failable(-lhs.value)
}
}