Mutex should be non copyable

swhitty · swhitty · commit 739825200d8d · 2025-06-03T10:53:22.000+10:00
diff --git a/Sources/Mutex.swift b/Sources/Mutex.swift
@@ -36,7 +36,7 @@
 // @available(tvOS, deprecated: 18.0, message: "use Mutex from Synchronization module included with Swift 6")
 // @available(watchOS, deprecated: 11.0, message: "use Mutex from Synchronization module included with Swift 6")
 // @available(visionOS, deprecated: 2.0, message: "use Mutex from Synchronization module included with Swift 6")
-public struct Mutex<Value>: Sendable {
+public struct Mutex<Value>: Sendable, ~Copyable {
     let lock: AllocatedLock<Value> // Compatible with OSAllocatedUnfairLock iOS 16+
 }
 

Original file line number	Diff line number	Diff line change
`@@ -36,7 +36,7 @@`
`36`	`36`	`// @available(tvOS, deprecated: 18.0, message: "use Mutex from Synchronization module included with Swift 6")`
`37`	`37`	`// @available(watchOS, deprecated: 11.0, message: "use Mutex from Synchronization module included with Swift 6")`
`38`	`38`	`// @available(visionOS, deprecated: 2.0, message: "use Mutex from Synchronization module included with Swift 6")`
`39`		`-public struct Mutex<Value>: Sendable {`
	`39`	`+public struct Mutex<Value>: Sendable, ~Copyable {`
`40`	`40`	`let lock: AllocatedLock<Value> // Compatible with OSAllocatedUnfairLock iOS 16+`
`41`	`41`	`}`
`42`	`42`