Merge pull request #37 from ReactiveCocoa/update-dep

Update ReactiveSwift to 2.0.1.

Cartfile.resolved

@@ -1,6 +1,6 @@
 github "Quick/Nimble" "v7.0.1"
 github "Quick/Quick" "v1.1.0"
 github "ReactiveCocoa/ReactiveObjC" "3.0.0"
+github "ReactiveCocoa/ReactiveSwift" "2.0.1"
 github "antitypical/Result" "3.2.3"
 github "jspahrsummers/xcconfigs" "3d9d99634cae6d586e272543d527681283b33eb0"
-github "ReactiveCocoa/ReactiveSwift" "2.0.0"

ReactiveObjCBridgeTests/ObjectiveCBridgingSpec.swift

@@ -166,13 +166,14 @@ class ObjectiveCBridgingSpec: QuickSpec {
 				it("should start once per subscription") {
 					var subscriptions = 0
 
-					let producer = SignalProducer { () -> Result<NSNumber, NoError> in
+					let producer = SignalProducer<NSNumber, NoError> { () -> Result<NSNumber, NoError> in
 						defer {
 							subscriptions += 1
 						}
 
 						return .success(subscriptions as NSNumber)
 					}
+
 					let racSignal = producer.bridged
 
 					expect(racSignal.first()) == 0
@@ -563,3 +564,25 @@ class ObjectiveCBridgingSpec: QuickSpec {
 		}
 	}
 }
+
+extension SignalProducer where Error == NoError {
+	/// Create a `SignalProducer` that will attempt the given operation once for
+	/// each invocation of `start()`.
+	///
+	/// Upon success, the started signal will send the resulting value then
+	/// complete. Upon failure, the started signal will fail with the error that
+	/// occurred.
+	///
+	/// - parameters:
+	///   - action: A closure that returns instance of `Result`.
+	public init(_ action: @escaping () -> Result<Value, NoError>) {
+		self.init { observer, _ in
+			action().analysis(ifSuccess: { value in
+				observer.send(value: value)
+				observer.sendCompleted()
+			}, ifFailure: { error in
+				observer.send(error: error)
+			})
+		}
+	}
+}