39 lines
1.1 KiB
Swift
39 lines
1.1 KiB
Swift
// Copyright 2020 Carton contributors
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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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#if canImport(Combine)
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import Combine
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#else
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import OpenCombine
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#endif
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import TSCBasic
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import TSCUtility
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final class Watcher {
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private let subject = PassthroughSubject<[AbsolutePath], Never>()
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private var fsWatch: FSWatch!
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let publisher: AnyPublisher<[AbsolutePath], Never>
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init(_ paths: [AbsolutePath]) throws {
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publisher = subject.eraseToAnyPublisher()
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guard !paths.isEmpty else { return }
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fsWatch = FSWatch(paths: paths, latency: 0.1) { [weak self] in
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self?.subject.send($0)
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}
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try fsWatch.start()
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}
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}
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