[swift-evolution] Should we incorporate bunches of new operators / micro-syntactic sugar?

Stephen Celis stephen.celis at gmail.com
Thu Dec 21 12:12:31 CST 2017


Such an operator was proposed here: https://github.com/apple/swift-evolution/blob/60a8980a66a0a1341871ec323797c5547d0e0925/proposals/0024-optional-value-setter.md

It was ultimately rejected: https://lists.swift.org/pipermail/swift-evolution-announce/2016-February/000043.html

Stephen

> On Dec 21, 2017, at 11:44 AM, Benoit Pereira da silva via swift-evolution <swift-evolution at swift.org> wrote:
> 
> Dear all,
> 
> That’s not ambitious but i think worth be explored.
> 
> What do you think for example of this Infix operator?
> « =? »  allows to express optional assignments  in a very concise way.
> 
> 
> // The `=? operator allows simplify optional assignements :
> //  `a = b ?? a` can be written : `a =? b`
> infix operator =?: AssignmentPrecedence
> 
> public func =?<T> ( left:inout T?, right: T? ){
>     left = right ?? left
> }
> 
> public func =?<T> ( left:inout T, right: T? ){
>     left = right ?? left
> }
> 
> 
> Do you have such operators that you really use very often?
> 
> 
> 
> Best regards 
> 
> Benoit
> 
> 
> 
> Benoit Pereira da Silva
> Ultra Mobile Developer & Movement Activist
> Développeur Ultra Mobile & Militant du mouvement
> https://pereira-da-silva.com <https://pereira-da-silva.com/>
> 
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> 
> 
> 
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