replace "??" with function to shorten compilation time

//
// replace "??" with static function to shorten compilation times
//
// Any
public func ifn(_ value: Any?, _ default: String = String.empty) -> String {
    return value != nil ? "\(value!)" : `default`
}

// Generics
public func ifn<T>(_ value: T?, _ default: T) -> T {
    return value ?? `default`
}

public func ifn<T>(_ condition: Bool?, _ trueResult: T?, _ falseResult: T?) -> T? {
    return (condition ?? false) ? trueResult : falseResult
}

public func ifn(_ condition: Bool?) -> Bool {
    return (condition ?? false) ? true : false
}