[swift-evolution] Proposal: Make braces optional much like semicolons.

[Amir Michail]

> On Dec 20, 2015, at 11:44 AM, Bart Whiteley via swift-evolution <swift-evolution at swift.org> wrote:
> 
> On Sun, Dec 20, 2015 at 8:17 AM, Amir Michail via swift-evolution
> <swift-evolution at swift.org> wrote:
>> // braces are optional here but you could still put them in if you want to
>> for i in 0..<10
>>    for j in 0..<5
>>        if i % 2 == 0
>>            print(i+j)
>>        print(i*j)
>> 
> 
> -1. Please no. The fact that Swift requires curly braces even in
> situations where C does not is a great feature. I still remember the
> cheer that erupted from the '14 WWDC crowd when mandatory braces were
> announced -- and rightfully so. Many bugs are prevented by mandatory
> braces.

The reason they cheered is because omitting braces for one line scopes is a source of bugs. Braces should ALWAYS be required for one line scopes, even if indentation allows you to omit braces in other contexts.



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