[swift-evolution] Initialiser Helper

Patrick Smith pgwsmith at gmail.com
Mon May 23 09:09:29 CDT 2016


You could move getAge() to be a private func outside of the scope of Person?


> On 23 May 2016, at 11:24 PM, James Campbell via swift-evolution <swift-evolution at swift.org> wrote:
> 
> I would like to be able to use functions to help me initilise a class or struct so I can break down a init into seperate methods, like so:
> 
> struct Person {
> 
> let age: Int
> 
> init (json: Dictionary) {
> // lots of code
> 
> age = json["age"]
> }
> 
> }
> 
> This can become un-wieldly, so I would love to be able to do this:
> 
> 
> struct Person {
> 
> let age: Int
> 
> init (json: Dictionary) {
> // lots of code
> 
> age = getAge(json)
> }
> 
> private func getAge(json: Dictionary) -> Int {
> 
> }
> 
> }
> ___________________________________
> 
> James⎥
> 
> james at supmenow.com <mailto:james at supmenow.com>⎥supmenow.com <http://supmenow.com/>
> Sup
> 
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> 
> 
> 10 Finsbury Square
> 
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> 
> 
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> 
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