Cleaner and a little more explicit, making it more obvious what's being
asserted (although a comment would be welcome):
var _ Animal = MammalInt(nil) // if pointer
var _ Animal = MammalInt{} // if just a struct
On Thu, Oct 27, 2016 at 10:08 AM, Tamás Gulácsi <tgulacs...@gmail.com>
wrote:
> It's very easy to ensure sth implements an interface:
>
> ```
> var _ = Animal(MammalInt(nil)) // if pointer
> var _ = Animal(MammalInt{}) // if just a struct
> ```
>
> 2016. október 27., csütörtök 9:11:04 UTC+2 időpontban Arafath M a
> következőt írta:
>>
>> Hi,
>>
>> Using interface is easy in Go. But, while studying an existing code
>> base, it is very difficult to find which types have implementation of a
>> particular interface. The situation will become worse, if there are many
>> interface functions inside an interface definition.
>>
>> In another languages, it is easy to just search for the class, which
>> implements a particular interface.
>>
>> For example in Java,
>>
>> interface Animal {
>> public void eat();
>> public void travel();
>> }
>>
>> public class MammalInt implements Animal {
>>
>> public void eat() {
>> System.out.println("Mammal eats");
>> }
>>
>> public void travel() {
>> System.out.println("Mammal travels");
>> }
>>
>> public int noOfLegs() {
>> return 0;
>> }
>>
>> public static void main(String args[]) {
>> MammalInt m = new MammalInt();
>> m.eat();
>> m.travel();
>> }
>> }
>>
>> By seeing the above line "*public class MammalInt **implements Animal*" one
>> can easily understand that Animal interface is implemented in MammalInt
>>
>> In Go, as far as I know, I need to search for all interface functions to
>> find whether a type implements a particular interface or not.
>>
>> Have anybody else experienced the same? If yes, what is the solution?
>>
>> *Note:* Personally I like to write code in Go; all of my recent projects
>> are in Go. I prefer Go than Java.
>>
>> Sincerely,
>> Arafath M
>>
> --
> You received this message because you are subscribed to the Google Groups
> "golang-nuts" group.
> To unsubscribe from this group and stop receiving emails from it, send an
> email to golang-nuts+unsubscr...@googlegroups.com.
> For more options, visit https://groups.google.com/d/optout.
>
--
You received this message because you are subscribed to the Google Groups
"golang-nuts" group.
To unsubscribe from this group and stop receiving emails from it, send an email
to golang-nuts+unsubscr...@googlegroups.com.
For more options, visit https://groups.google.com/d/optout.
