Improved the Capturing protocol in the Recording package target to capture interruptions and pause any active capture process.

Packages/Features/Sources/Recording/Protocols/Capturing.swift

@@ -6,6 +6,13 @@ import Foundation
 /// state machine — for example, with a real microphone backend in the app, or with a mock in unit tests.
 public protocol Capturing: Sendable {
 
+    // MARK: Properties
+
+    /// The stream of events the service emits outside its method calls.
+    ///
+    /// Defaults to an empty stream that finishes immediately, for services that emit no events.
+    var events: AsyncStream<CapturingEvent> { get }
+
     // MARK: Methods
 
     /// Starts a new audio recording from the microphone.
@@ -23,3 +30,24 @@ public protocol Capturing: Sendable {
     func stop() async throws -> URL
 
 }
+
+// MARK: - Implementations
+
+public extension Capturing {
+
+    /// The empty stream of events, which finishes immediately, for services that emit no events.
+    var events: AsyncStream<CapturingEvent> {
+        AsyncStream { continuation in
+            continuation.finish()
+        }
+    }
+
+}
+
+// MARK: - Events
+
+/// An event emitted by a ``Capturing`` service outside its method calls.
+public enum CapturingEvent: Sendable {
+    /// The system interrupted the ongoing capture, pausing it.
+    case interrupted
+}