On Sun, Jun 14, 2020 at 8:25 AM Tom Limoncelli <t...@whatexit.org> wrote:
>
> On Thu, Jun 4, 2020 at 3:34 PM Ian Lance Taylor <i...@golang.org> wrote:
> >
> > On Thu, Jun 4, 2020 at 8:43 AM <lgod...@gmail.com> wrote:
> > >
> > > ?? Why not a cleaner syntax e.g. x = some_func () #{ } .. symbol #
> > > arbitrarily chosen
> >
> > Besides what other people have said, it may be of interest to glance
> > through
> > https://github.com/golang/go/issues?q=is%3Aissue+label%3Aerror-handling
>
> I assert that 80% of the annoyance that people feel is the number of
> lines required to handle errors, not the syntax. Thus, a large
> segment of the community would stop caring about this if we modified
> gofmt, not the go language. Specifically, gofmt would simply format
> short if's on one lie when possible.
>
> OLD:
>
> a, err := ioutil.ReadFile(patha)
> if err != nil {
> return err
> }
> b, err := ioutil.ReadFile(pathb)
> if err != nil {
> return err
> }
> c, err := ioutil.ReadFile(pathc)
> if err != nil {
> return fmt.Errorf("wrapped %v: %w", pathc, err)
> }
>
> NEW:
>
> a, err := ioutil.ReadFile(patha)
> if err != nil { return err }
> b, err := ioutil.ReadFile(pathb)
> if err != nil { return err }
> c, err := ioutil.ReadFile(pathc)
> if err != nil { return fmt.Errorf("wrapped %v: %w", pathc, err) }
>
> This is half as many lines, thus makes it easier to fit on one
> screenful of an editor, which is often a cognitive limit for a
> developer.
>
> I'm not saying that this solves the problem, but I bet it would reduce
> the pressure to fix it.
https://golang.org/issue/38151
Ian
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