 
 extension SequenceType {
     
-    func any(f: Generator.Element -> Bool) -> Bool {
+    func any(@noescape f: Self.Generator.Element -> Bool) -> Bool {
         
         for element in self where f(element) {
             return true

        return false
    }
    
    func all(f: Generator.Element -> Bool) -> Bool {
        
        for element in self where f(element) == false {
            return false

        
        return true
    }
    
    func first(@noescape f: Self.Generator.Element -> Bool) -> Self.Generator.Element? {
        
        for element in self where f(element) {
            return element
        }
        
        return nil
    }
}
