[swift-users] enum compare

[Rien]

Oh, I am not using the correct terminology, sorry. Enum’s don’t have “instances” right?
Anyhow, I guess you get my drift…

Regards,
Rien

Site: http://balancingrock.nl
Blog: http://swiftrien.blogspot.com
Github: http://github.com/Swiftrien
Project: http://swiftfire.nl




> On 21 Jan 2017, at 14:23, Rien <Rien at Balancingrock.nl> wrote:
> 
> The “==“ operation can only compare concrete instances of the enum.
> With “type == ACType.other” the right side is not an instance. as the associated value is missing.
> 
> Regards,
> Rien
> 
> Site: http://balancingrock.nl
> Blog: http://swiftrien.blogspot.com
> Github: http://github.com/Swiftrien
> Project: http://swiftfire.nl
> 
> 
> 
> 
>> On 21 Jan 2017, at 13:56, tridiak via swift-users <swift-users at swift.org> wrote:
>> 
>> Been searching and trying to figure out a comparison problem.
>> 
>> func ==(lhs : ACType, rhs : ACType) -> Bool {
>> 	switch (lhs,rhs) {
>> 		case (.other, .other):
>> 			return true
>> 		case (.other, _):
>> 			return false
>> 		case (_, .other):
>> 			return false
>> 		default:
>> 			return lhs == rhs
>> 		}
>> 	}
>> 
>> enum ACType {
>> 	case noType
>> 	case natural
>> 	case armour
>> 	case shield
>> 	case deflection
>> 	case dodge
>> 	case sacred
>> 	case luck
>> 	case other(String)
>> 
>> 	static func Stacks(type : ACType) -> Bool {
>> 		return type == ACType.noType || type == ACType.dodge || type == ACType.other
>> 	}
>> }
>> 
>> I get an error concerning ‘type == ACType.other’.
>> Compiler blab: Binary operator '==' cannot be applied to operands of type 'ACType' and '(String) -> ACType'
>> 
>> How do I fix this? Simply cannot see it.
>> 
>> TIA Mark
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>> swift-users at swift.org
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>