On 2022-07-08 at 11:57, Oktlryk via Std-Proposals wrote:
> Hello
>
> I was doing a course over at Udemy on Unreal Engine C++ programming, and
> tons of the code (I mean there were a lotta functions involving this)
> enabled or disabled some boolean or set some value to true/false, as
> like in semaphore types.
>
> And I had to write two functions for each like: void EnableStuff() +
> void DisableStuff(). Which got me thinking, why not handle this at the
> language level. Like you could indicate if a function was a
> Enable/Disable actuator and only require the expressed inclusion of the
> function in definition. For example:
>
> void *endis* Stuff(bool setMe); // endis (Enable/Disable keyword)
>
> then when calling:
>
> Stuff.enable() = enable // sets setMe to true
> Stuff.disable() = disable // sets setMe to false
>
> And C++ automatically generates the enable/disable switches, not
> requiring further function defs and so on!! This will definitely be a
> super cool improvement to the C++ QOL.
>

If the functions just set a variable to true or false, without any
validation, how is this better than just making the variable a public
member?