//
//  IgnoreZeroTransformer.swift
//  KCD
//
//  Created by Hori,Masaki on 2017/01/04.
//  Copyright © 2017年 Hori,Masaki. All rights reserved.
//

import Cocoa

class IgnoreZeroTransformer: ValueTransformer {
    override class func transformedValueClass() -> Swift.AnyClass {
        return NSNumber.self
    }
    override func transformedValue(_ value: Any?) -> Any? {
        guard let v = value as? Int, v != 0 else { return nil }
        return v
    }
}