The syntax is correct: https://play.golang.org/p/t5Oi8vyCsbw
I don't think comparing an interface to a boolean in a switch is very
common. It would need some strong evidence to justify adding an exception
to the rule.
Le dimanche 22 avril 2018 02:53:14 UTC+2, Louki Sumirniy a écrit :
>
> Your syntax is wrong. I think you mean this:
>
> var someInterfaceValue interface{}
>
> // do something that puts a value in above variable
>
> switch someInterfaceValue {
> case true:
> // do something
> default:
> // do something else
> }
>
> On Saturday, 21 April 2018 16:30:22 UTC+3, [email protected] wrote:
>>
>> var someInterfaceValue interface{}
>> switch {
>> case someInterfaceValue: // proposal: compile error: non-bool used
>> as condition
>> case someInterfaceValue == true: // OK
>> }
>>
>> Sometimes carefulness is just not enough.
>> One may type a wrong variable as the case condition, or a incomplete
>> condition.
>> Why is this special? Because it's commonly used.
>>
>
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