GoLand' support for generics is in alpha stage today, false negatives are
pretty common and this is your case.
понедельник, 24 января 2022 г. в 20:02:09 UTC+3, ka...@swit.io:
> Before the question, I'm sorry I'm not good at English
>
> when go 1.18 beta released, i try to test generic type
> Most of the code worked, but something went wrong when implementing the
> generic interface.
>
> This is my code >
> type Repository[T any] interface {
> Save(T) T
> }
>
> type repo[T any] struct {
> }
>
> func NewRepository[T any]() Repository[T] {
> return &repo[T]{}
> }
>
> func (r repo[T]) Save(entity T) T {
> return entity
> }
>
> This code looks fine and works normally when executed.
> But, ide throw compile exception. Why?
>
> [image: 스크린샷 2022-01-24 오후 7.12.19.png]
>
> * Again, build and run is normal *
>
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