Constrain.swift:144:27: @discardableResult declared on a function returning Void is unnecessary
/// Removes all constraints for a group.
///
/// - parameter clear: The `ConstraintGroup` whose constraints should be removed.
///
@discardableResult public func constrain(clear group: ConstraintGroup) {
group.replaceConstraints([])
}
New Swift 3.1 is showing warning:
Constrain.swift:144:27: @discardableResult declared on a function returning Void is unnecessary