[webkit-dev] std::optional: * or value()?
Jean-Yves Avenard
jean-yves.avenard at apple.com
Mon Nov 25 02:16:22 PST 2024
I personally try to always use std::optional<T> the same as T*
To get access to a method of the inner object:
<https://en.cppreference.com/w/cpp/utility/optional/operator*>
operator-> <https://en.cppreference.com/w/cpp/utility/optional/operator*>
So to get the content :
<https://en.cppreference.com/w/cpp/utility/optional/operator*> <https://en.cppreference.com/w/cpp/utility/optional/operator*> <https://en.cppreference.com/w/cpp/utility/optional/operator*> <https://en.cppreference.com/w/cpp/utility/optional/operator*>operator*
And to test if it contains a value `operator bool`
This is also consistent with Expected<T, F> , unique_ptr, RefPtr etc.
So I agree with you, to me, it makes it more concise and readable. I’d be happy if that went into the coding style.
> On 25 Nov 2024, at 9:03 pm, Anne van Kesteren via webkit-dev <webkit-dev at lists.webkit.org> wrote:
>
> https://commits.webkit.org/238290@main seemed to express a preference
> for using * over value(), but the Code Style Guidelines are silent on
> this. Is this something we can establish a guideline for?
>
> I personally think * makes the code slightly more readable due to it
> being more concise.
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