[swift-evolution] Make non-void functions @warn_unused_result by default

[Vanderlei Martinelli]

+1 for the proposal, but I'd like to use `@supress_unused_result_warning`.

-Van

On Thu, Feb 25, 2016 at 2:46 PM, James Hillhouse via swift-evolution <
swift-evolution at swift.org> wrote:

> +1 for the proposal
>
> On Feb 25, 2016, at 9:46 AM, Dave Abrahams via swift-evolution <
> swift-evolution at swift.org> wrote:
>
>
> on Wed Feb 24 2016, Janosch Hildebrand <jnosh-AT-jnosh.com
> <http://jnosh-at-jnosh.com/>> wrote:
>
> Thanks for the encouragement everyone! I’ll start drafting over the
> weekend.
>
> With regard to the inverted attribute, that is definitely open to
> discussion.
> Other variants that had been mentioned previously include:
>
> @suppress_unused_result - suggested by Adrian Kashivskyy
> @allow_unused_result - suggested by Kevin Ballard
> @ignoreresult - suggested by Brent Royal-Gordon
>
>
> @no_warn_unused_result would seem to be the least confusable spelling.
> @incidental_result would be semantically valid and shorter, but I can't
> say I like it.
>
> Also the aforementioned “Modernizing Attribute Case and Attribute
> Argument Naming” proposal[1] will also play into this discussion as
> well.
>
> [1]
> https://lists.swift.org/pipermail/swift-evolution/Week-of-Mon-20160215/010510.html
>
> - Janosch
>
> On 24 Feb 2016, at 21:37, Haravikk via swift-evolution <
> swift-evolution at swift.org> wrote:
>
>
> On 24 Feb 2016, at 19:27, Dave Abrahams via swift-evolution <
> swift-evolution at swift.org> wrote:
>
>
> on Wed Feb 24 2016, Chris Lattner <swift-evolution at swift.org> wrote:
>
> On Feb 24, 2016, at 7:13 AM, Janosch Hildebrand via swift-evolution <
> swift-evolution at swift.org> wrote:
>
> Erica's proposal about "Modernizing Attribute Case and Attribute
> Argument Naming" made me remember this discussion.
>
> I don't think a proposal was ever submitted? If no one else is
> working on a proposal already I would offer myself up for writing
> this up.
>
>
> I don’t recall a real proposal, it would be great for you to drive this.
>
>
> Yes, please!  I *really* want this change.
>
>
> Same!
>
> The only thing that needs to be considered is what to name the
> replacement attribute (for methods where the return value isn’t
> important). I’m thinking @optionalReturn or @ignoreUnusedResult or
> such.
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>
> --
> -Dave
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