38 lines
1.1 KiB
Swift
38 lines
1.1 KiB
Swift
//
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// Copyright 2023 New Vector Ltd
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//
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import Foundation
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extension Sequence {
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func asyncMap<T>(_ transform: @escaping (Element) async -> T) async -> [T] {
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await withTaskGroup(of: T.self) { group in
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var transformedElements = [T]()
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for element in self {
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group.addTask {
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await transform(element)
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}
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}
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for await transformedElement in group {
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transformedElements.append(transformedElement)
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}
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return transformedElements
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}
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}
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}
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