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Swift base class exceptions
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/* | |
* Code to my question http://stackoverflow.com/questions/37448249/propagating-base-class-errors-in-swift | |
* I don't understand why there's such a difference in these two Formatters behavior | |
*/ | |
import Cocoa | |
class OverridenFormatter: NSNumberFormatter { | |
override func getObjectValue(obj: AutoreleasingUnsafeMutablePointer<AnyObject?>, forString string: String, range rangep: UnsafeMutablePointer<NSRange>) throws { | |
// not doing anything, just delegating to the base class | |
try super.getObjectValue(obj, forString: string, range: rangep) | |
} | |
} | |
class NonOverridenFormatter: NSNumberFormatter {} | |
let nonOverridenformatter = NonOverridenFormatter() | |
let overridenFormatter = OverridenFormatter() | |
nonOverridenformatter.minimum = 15 | |
overridenFormatter.minimum = 15 | |
// WHY these calls yield different results ? | |
nonOverridenformatter.numberFromString("14") // return nil | |
overridenFormatter.numberFromString("14") // throws |
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