Swift swizzling

swift-swizzling.swift

extension TheClass {
    class func swizzle(_ original: Selector, with swizzled: Selector, for klass: AnyClass) {
        let originalMethod = class_getInstanceMethod(klass, original)
        let swizzledMethod = class_getInstanceMethod(klass, swizzled)
        
        method_exchangeImplementations(originalMethod, swizzledMethod)
    }
    
    func swizzle(_ original: Selector, with swizzled: Selector) {
        let klass: AnyClass! = object_getClass(self)
        DispatchQueue.swizzle(original, with: swizzled, for: klass)
    }
}