> On Sep 20, 2016, at 2:05 PM, Joe Groff via swift-dev <swift-dev@swift.org>
> wrote:
>
>>
>> On Sep 20, 2016, at 1:45 PM, Kevin Choi via swift-dev <swift-dev@swift.org>
>> wrote:
>>
>> b.sw:
>> func findIndex<T: Equatable>(array: [T], _ valueToFind: T) -> Int? {
>> for (index, value) in array.enumerated() {
>> if value == valueToFind {
>> return index
>> }
>> }
>> return nil
>> }
>>
>> let foundAtIndex = findIndex([1, 2, 3, 4], 3)
>> print(foundAtIndex == 2) // true
>>
>> ===================
>> ~/git/swift-source$
>> build/Ninja-RelWithDebInfoAssert/swift-linux-x86_64/bin/swift b.sw
>> b.sw:10:44: error: unnamed argument #2 must precede unnamed argument #1
>> let foundAtIndex = findIndex([1, 2, 3, 4], 3)
>> ~~~~~~~~~~~~ ^
>> 3 [1, 2, 3, 4]
>>
>> The error seems to arise from the requirement:
>>> If a parameter has an argument label, the argument must be labeled when you
>>> call the function.
>>
>> Instead the shown error assumes the order is swapped because first argument
>> was unnamed. Should the former (from requirement) be shown as the error here?
>
> Yeah, that would make much more sense. If you have a moment, would you be
> able to report this as a bug on bugs.swift.org <http://bugs.swift.org/>?
I believe we already have one: https://bugs.swift.org/browse/SR-2242.
Mark
>
> -Joe
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