Put `func use(...interface{}) {}` into any *_test.go file.
Call it with any variable(s) that is/are temporarily unused during
testing/debugging. It work also for unused imports by naming something from
the package.
The code does not compile outside of `$ go test`, it's not possible to
forget and keep it in production.
On Mon, Aug 8, 2022, 10:43 Tamás Gulácsi <tgulacs...@gmail.com> wrote:
> This is horrible.
>
> The 'declared but not used' error saved me hundreds of times,
> and for experimenting, adding a "_ = notUsed" or hide the whole part
> behind an "if false" is not a burden.
>
> george...@gmail.com a következőt írta (2022. augusztus 6., szombat,
> 16:26:33 UTC+2):
>
>> Hi everyone!
>>
>> I created a CLI tool for toggling ‘declared but not used’ errors by using
>> idiomatic ‘_ = notUsedVar’ and leaving a TODO comment to make sure you
>> haven’t forgotten to remove fake usages. Serves best as back end for some
>> wrapper in form of extension for an IDE or an editor. Easily integratable
>> into Vim. There is also VS Code extension
>> <https://marketplace.visualstudio.com/items?itemName=looshch.gouse>.
>> Will be glad if someone will make a wrapper for GoLand.
>>
>> Example:
>> var (
>> notUsed0 = false
>> used0 bool
>> )
>> notUsed1, used1 := "", ""
>> _, _ = used0, used1
>>
>> turns into
>> var (
>> notUsed0 = false; _ = notUsed0 /* TODO: gouse */
>> used0 bool
>> )
>> notUsed1, used1 := "", ""; _ = notUsed1 /* TODO: gouse */
>> _, _ = used0, used1
>>
>> On the next call, gouse will return everything back to the initial state.
>>
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