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28 lines
592 B
Swift
28 lines
592 B
Swift
// RUN: not %target-swift-frontend -typecheck -primary-file %s
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class IndexPath {
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let item: Int
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let row: Int
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init(item: Int, section: Int) {
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self.item = item
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self.row = section
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}
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}
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// Not valid code of course ("[Element]" would need to be "[String]")
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// but compiler shouldn't crash
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extension Array where Element == (String, [Element]) {
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subscript(_ indexPath: IndexPath) -> String {
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return self[indexPath.section].1[indexPath.row]
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}
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}
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let collection = [("foo", ["first"])]
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let indexPath = IndexPath(item: 0, section: 0)
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let e = collection[indexPath]
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