Then

public protocol Then

接口


                    
                    
                    with(_:)

Extension method

值类型数据初始化属性

let frame = CGRect().with {
  $0.origin.x = 10
  $0.size.width = 100
}

Swift

public func with(_ block: (inout Self) throws -> Void) rethrows -> Self


                    
                    
                    do(_:)

Extension method

初始化动作，与初始化属性不同在于此没有返回值

UserDefaults.standard.do {
  $0.set("devxoul", forKey: "username")
  $0.set("devxoul@gmail.com", forKey: "email")
  $0.synchronize()
}

Swift

public func `do`(_ block: (Self) throws -> Void) rethrows


                    
                    
                    then(_:)

Extension method

引用类型数据初始化属性

let label = UILabel().then {
  $0.textAlignment = .center
  $0.textColor = UIColor.black
  $0.text = "Hello, World!"
}

Swift

public func then(_ block: (Self) throws -> Void) rethrows -> Self