Created
June 18, 2022 11:00
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Swift asyncMap function
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| extension Sequence { | |
| func asyncMap<T>(_ transform: @escaping (Element) async -> T) async -> [T] { | |
| return await withTaskGroup(of: T.self) { group in | |
| var transformedElements = [T]() | |
| for element in self { | |
| group.addTask { | |
| return await transform(element) | |
| } | |
| } | |
| for await transformedElement in group { | |
| transformedElements.append(transformedElement) | |
| } | |
| return transformedElements | |
| } | |
| } | |
| } |
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