Add extension to ScopedDisposable for SerialDisposable (#873)

* Add extension to ScopedDisposable for SerialDisposable

* Fix user name

---------

Co-authored-by: Michael Brown <[email protected]>

Author: sirnacnud

CHANGELOG.md

@@ -4,6 +4,7 @@
 1. Fix minimum deployment target of iOS 11 in CocoaPods
 1. Fix CI release git tag push trigger (#869, kudos to @p4checo)
 1. Find and remove items from Bag using a binary search to improve performance when the collection gets large.
+2. Add extension to `ScopedDisposable` for inner `SerialDisposable` (#873, kudos to @sirnacnud)
 
 # 7.1.1
 1. Bumped deployment target to iOS 11, tvOS 11, watchOS 4, macOS 10.13, per Xcode 14 warnings (#865, kudos to @lickel)

Sources/Disposable.swift

@@ -378,3 +378,19 @@ public final class SerialDisposable: Disposable {
 		state.deinitialize()
 	}
 }
+
+extension ScopedDisposable where Inner == SerialDisposable {
+	/// The current inner disposable of the `SerialDisposable` wrapped
+	/// in the `ScopedDisposable` to dispose of.
+	///
+	/// Whenever this property is set (even to the same value!), the previous
+	/// disposable is automatically disposed.
+	public var inner: Disposable? {
+		get {
+			return inner.inner
+		}
+		set {
+			inner.inner = newValue
+		}
+	}
+}