I agree a typed concurrent map would be very neat but each type that make
has to support requires AFAIK specialisation in the compiler(?) which seems
to be burdensome. Perhaps backwards compatibility prohibits the use of the
name 'cmap', not sure.




mån 10 juli 2017 kl 05:23 skrev <alex.mi...@gmail.com>:

> I do not understand what prevents the authors of the language from
> determining the thread-safe type *cmap*(name is taken for example) with
> builtin mutex:
>
> *X: = cmap[int]string{}*
> *Y: = make(cmap[string]interface{})*
>
>
> *x, exists := X[10]**y, ok := Y["some"]*
>
>
> In this case, the programmer might get a choice, use a fast but unsafe map
> or slower (but with internal mutex) *cmap*. It would be with a standard
> API, instead of stupid *sync/#Map <https://tip.golang.org/pkg/sync/#Map>*
>
> They wrote: "grab a mutex would slow down most programs and add safety to
> few". Ok, give me choise to use map or *cmap* with similar API.
>
> пʼятниця, 16 червня 2017 р. 12:26:04 UTC+7 користувач am...@ammar.io
> написав:
>
>> https://github.com/ammario/mapgen
>>
>>
>> Features:
>>
>>    - Supports any key/value pair supported by Go's native maps
>>    - Allows complex operations via Lock() and Unlock()
>>    - Generated code conforms to golint and gofmt
>>    - Allows custom types
>>    - Sensible default file name and map name
>>
>> --
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