26 lines
748 B
Swift
26 lines
748 B
Swift
//
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// Copyright (c) 2018 Open Whisper Systems. All rights reserved.
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//
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import Foundation
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import PromiseKit
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public extension MessageSender {
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/**
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* Wrap message sending in a Promise for easier callback chaining.
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*/
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public func sendPromise(message: TSOutgoingMessage) -> Promise<Void> {
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let promise: Promise<Void> = Promise<Any> { resolver in
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self.send(message, success: resolver.fulfill, failure: resolver.reject)
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}
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// Ensure sends complete before they're GC'd.
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// This *should* be redundant, since we should be calling retainUntilComplete
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// at all call sites where the promise isn't otherwise retained.
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promise.retainUntilComplete()
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return promise
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}
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}
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