*The deferred function literal refers to a named return variable.Changing
it to an unnamed one will cause the program to no longercompile.*
Interesting....
https://play.golang.org/p/jnRn4Bv98xS
See the example on the Go Playground.
Jan, someone can explain to me why it will no longer compile?
- amnon
On Sunday, 31 January 2021 at 11:19:23 UTC Jan Mercl wrote:
> On Sun, Jan 31, 2021 at 8:04 AM Amnon <amn...@gmail.com> wrote:
>
> > I really do not like code like
> > defer func() {
> > if cerr := f.Close(); cerr != nil && err == nil {
> > err = cerr
> > }
> > }()
> ..
> > If somebody later
> > changes the function to return unnamed values, this defer will silently
> fail.
>
> The deferred function literal refers to a named return variable.
> Changing it to an unnamed one will cause the program to no longer
> compile.
>
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