Which request method in SessionManager is called when a type conforms to both URLRequestConvertible and...












0















This seems like more a Swift language question...



Say, I have a struct that conforms to both URLRequestConvertible and URLConvertible protocols:



struct Event {
let title: String
}

extension Event: URLRequestConvertible {
}

extension Event: URLConvertible {
}

let anEvent = Event(title: "testing")

Alamofire.request(anEvent)


Which request method will be called?





  • L132, or

  • L156


In my test, the one with URLRequestConvertible as input argument (L156) is called.



Can you give me some pointers where this has been discussed among Swift language community? (I am not very sure about the computer science term for this kind of problem)










share|improve this question



























    0















    This seems like more a Swift language question...



    Say, I have a struct that conforms to both URLRequestConvertible and URLConvertible protocols:



    struct Event {
    let title: String
    }

    extension Event: URLRequestConvertible {
    }

    extension Event: URLConvertible {
    }

    let anEvent = Event(title: "testing")

    Alamofire.request(anEvent)


    Which request method will be called?





    • L132, or

    • L156


    In my test, the one with URLRequestConvertible as input argument (L156) is called.



    Can you give me some pointers where this has been discussed among Swift language community? (I am not very sure about the computer science term for this kind of problem)










    share|improve this question

























      0












      0








      0








      This seems like more a Swift language question...



      Say, I have a struct that conforms to both URLRequestConvertible and URLConvertible protocols:



      struct Event {
      let title: String
      }

      extension Event: URLRequestConvertible {
      }

      extension Event: URLConvertible {
      }

      let anEvent = Event(title: "testing")

      Alamofire.request(anEvent)


      Which request method will be called?





      • L132, or

      • L156


      In my test, the one with URLRequestConvertible as input argument (L156) is called.



      Can you give me some pointers where this has been discussed among Swift language community? (I am not very sure about the computer science term for this kind of problem)










      share|improve this question














      This seems like more a Swift language question...



      Say, I have a struct that conforms to both URLRequestConvertible and URLConvertible protocols:



      struct Event {
      let title: String
      }

      extension Event: URLRequestConvertible {
      }

      extension Event: URLConvertible {
      }

      let anEvent = Event(title: "testing")

      Alamofire.request(anEvent)


      Which request method will be called?





      • L132, or

      • L156


      In my test, the one with URLRequestConvertible as input argument (L156) is called.



      Can you give me some pointers where this has been discussed among Swift language community? (I am not very sure about the computer science term for this kind of problem)







      swift alamofire swift-protocols






      share|improve this question













      share|improve this question











      share|improve this question




      share|improve this question










      asked Nov 26 '18 at 10:17









      billibalabillibala

      126214




      126214
























          1 Answer
          1






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          oldest

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          1














          This is called method overloading in object oriented programming.



          Notice the call you make:



          Alamofire.request(anEvent)


          And the methods you have directed our attention to:



          public func request( //(1)
          _ url: URLConvertible,
          method: HTTPMethod = .get,
          parameters: Parameters? = nil,
          encoding: ParameterEncoding = URLEncoding.default,
          headers: HTTPHeaders? = nil)
          -> DataRequest

          public func request(_ urlRequest: URLRequestConvertible) -> DataRequest //(2)


          The call Alamofire.request(anEvent) will call the second function as it matches the method signature.



          You can learn about method overloading in almost any OOP learning material.






          share|improve this answer
























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            1 Answer
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            1 Answer
            1






            active

            oldest

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            active

            oldest

            votes






            active

            oldest

            votes









            1














            This is called method overloading in object oriented programming.



            Notice the call you make:



            Alamofire.request(anEvent)


            And the methods you have directed our attention to:



            public func request( //(1)
            _ url: URLConvertible,
            method: HTTPMethod = .get,
            parameters: Parameters? = nil,
            encoding: ParameterEncoding = URLEncoding.default,
            headers: HTTPHeaders? = nil)
            -> DataRequest

            public func request(_ urlRequest: URLRequestConvertible) -> DataRequest //(2)


            The call Alamofire.request(anEvent) will call the second function as it matches the method signature.



            You can learn about method overloading in almost any OOP learning material.






            share|improve this answer




























              1














              This is called method overloading in object oriented programming.



              Notice the call you make:



              Alamofire.request(anEvent)


              And the methods you have directed our attention to:



              public func request( //(1)
              _ url: URLConvertible,
              method: HTTPMethod = .get,
              parameters: Parameters? = nil,
              encoding: ParameterEncoding = URLEncoding.default,
              headers: HTTPHeaders? = nil)
              -> DataRequest

              public func request(_ urlRequest: URLRequestConvertible) -> DataRequest //(2)


              The call Alamofire.request(anEvent) will call the second function as it matches the method signature.



              You can learn about method overloading in almost any OOP learning material.






              share|improve this answer


























                1












                1








                1







                This is called method overloading in object oriented programming.



                Notice the call you make:



                Alamofire.request(anEvent)


                And the methods you have directed our attention to:



                public func request( //(1)
                _ url: URLConvertible,
                method: HTTPMethod = .get,
                parameters: Parameters? = nil,
                encoding: ParameterEncoding = URLEncoding.default,
                headers: HTTPHeaders? = nil)
                -> DataRequest

                public func request(_ urlRequest: URLRequestConvertible) -> DataRequest //(2)


                The call Alamofire.request(anEvent) will call the second function as it matches the method signature.



                You can learn about method overloading in almost any OOP learning material.






                share|improve this answer













                This is called method overloading in object oriented programming.



                Notice the call you make:



                Alamofire.request(anEvent)


                And the methods you have directed our attention to:



                public func request( //(1)
                _ url: URLConvertible,
                method: HTTPMethod = .get,
                parameters: Parameters? = nil,
                encoding: ParameterEncoding = URLEncoding.default,
                headers: HTTPHeaders? = nil)
                -> DataRequest

                public func request(_ urlRequest: URLRequestConvertible) -> DataRequest //(2)


                The call Alamofire.request(anEvent) will call the second function as it matches the method signature.



                You can learn about method overloading in almost any OOP learning material.







                share|improve this answer












                share|improve this answer



                share|improve this answer










                answered Nov 26 '18 at 11:00









                jmsjms

                35219




                35219
































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