func sign()

in Sources/NIOSSH/Keys And Signatures/NIOSSHPrivateKey.swift [122:142]

• 21 lines of code
• 9 McCabe index (conditional complexity)

    func sign(_ payload: UserAuthSignablePayload) throws -> NIOSSHSignature {
        switch self.backingKey {
        case .ed25519(let key):
            let signature = try key.signature(for: payload.bytes.readableBytesView)
            return NIOSSHSignature(backingSignature: .ed25519(.data(signature)))
        case .ecdsaP256(let key):
            let signature = try key.signature(for: payload.bytes.readableBytesView)
            return NIOSSHSignature(backingSignature: .ecdsaP256(signature))
        case .ecdsaP384(let key):
            let signature = try key.signature(for: payload.bytes.readableBytesView)
            return NIOSSHSignature(backingSignature: .ecdsaP384(signature))
        case .ecdsaP521(let key):
            let signature = try key.signature(for: payload.bytes.readableBytesView)
            return NIOSSHSignature(backingSignature: .ecdsaP521(signature))
        #if os(macOS) || os(iOS) || os(watchOS) || os(tvOS)
        case .secureEnclaveP256(let key):
            let signature = try key.signature(for: payload.bytes.readableBytesView)
            return NIOSSHSignature(backingSignature: .ecdsaP256(signature))
        #endif
        }
    }