How exactly would this work? Would it restrict the extension to only the scope it’s defined in?
Saagar Jha > On Dec 5, 2016, at 1:48 PM, Braeden Profile via swift-evolution > <[email protected]> wrote: > > I really enjoy having the ability to write and nesting my code at the > appropriate indentation level in my file. Extensions are fabulous, but I > wonder—solely for readability/style sake, could we allow you to properly > namespace your extensions? Though I don’t know the implementation cost of > this, I think it could be useful to be able to write this: > > class MathEvaluator > { > struct Number > { > let value: Double > } > > struct Operation > { > let numbers: (Number, Number) > let transform: (Double, Double) -> Double > } > > extension Number > { > var factors: [Double] > { > // Calculate and return the factors > } > } > } > > …which would be completely equivalent to: > > class MathEvaluator > { > struct Number > { > let value: Double > } > > struct Operation > { > let numbers: (Number, Number) > let transform: (Double, Double) -> Double > } > } > > extension MathEvaluator.Number > { > var factors: [Double] > { > // Calculate and return the factors > } > } > > This change is in the same ball park as this, proposed a week or two ago: > > struct MathEvaluator.Number > { > let value: Double > > var factors: [Double] > { > // Calculate and return the factors > } > } > _______________________________________________ > swift-evolution mailing list > [email protected] > https://lists.swift.org/mailman/listinfo/swift-evolution
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