[swift-evolution] [Proposal draft] Use obtain let instead if let construction

[Carlos García]

I just realized my mistake in the example, I've corrected it

> On 08 Jan 2017, at 07:45, Carlos García <carlosypunto at gmail.com> wrote:
> 
> Hi Rod,
> 
> Maybe I’m not explain correctly in email. The change is not a "guard let”  replacement, instead it is a “if let” replacement.
> 
> Best,
> Carlos
> 
> 
>> On 08 Jan 2017, at 07:22, Rod Brown <rodney.brown6 at icloud.com <mailto:rodney.brown6 at icloud.com>> wrote:
>> 
>> -1.
>> 
>> Your proposal seems to confuse something we already have in the language to handle unwrapping and guarding, to only proceed if the item is non-null: Guard.
>> 
>> We already have a keyword and behaviour that you specify in the “guard” behaviour.
>> 
>> Additionally, changing “guard” to be “obtain” would require “obtain” to be signficantly better than the “guard” wording - instead, it is significantly worse.
>> 
>> 
>> 
>>> On 8 Jan 2017, at 1:46 pm, Carlos García via swift-evolution <swift-evolution at swift.org <mailto:swift-evolution at swift.org>> wrote:
>>> 
>>> Hi all,
>>> 
>>> Here’s a draft proposal to change if let construction for obtain let. Proposal is at:
>>> https://github.com/carlosypunto/swift-evolution/blob/obtain-let-instead-if-let/proposals/XXXX-Use-obtain-let-instead-if-let-constructions.md <https://github.com/carlosypunto/swift-evolution/blob/obtain-let-instead-if-let/proposals/XXXX-Use-obtain-let-instead-if-let-constructions.md>
>>> 
>>> I would like to see what you think and get help with "Effect on ABI stability" and "Effect on API resilience" points
>>> 
>>> Carlos
>>> 
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>>> swift-evolution at swift.org <mailto:swift-evolution at swift.org>
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>> 
> 

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