Fix crash with atomic values

envoy · Apr 23, 2021 · 1e11704 · 1e11704
1 parent 065b6ce
commit 1e11704
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/Sources/Atomic.swift b/Sources/Atomic.swift
@@ -69,8 +69,9 @@ final class Atomic<Value> {
     @discardableResult
     func modify(action: (Value) throws -> Value) rethrows -> Value {
         return try withValue { value in
+            let oldValue = value
             _value = try action(value)
-            return value
+            return oldValue
         }
     }