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-rw-r--r--lib/std/isolation.nim8
1 files changed, 8 insertions, 0 deletions
diff --git a/lib/std/isolation.nim b/lib/std/isolation.nim
index 7c44f47fb..70395d6d4 100644
--- a/lib/std/isolation.nim
+++ b/lib/std/isolation.nim
@@ -30,3 +30,11 @@ func isolate*[T](value: sink T): Isolated[T] {.magic: "Isolate".} =
   ## Please read https://github.com/nim-lang/RFCs/issues/244
   ## for more details.
   Isolated[T](value: value)
+
+func unsafeIsolate*[T](value: sink T): Isolated[T] =
+  ## Creates an isolated subgraph from the expression `value`.
+  Isolated[T](value: value)
+
+func extract*[T](src: var Isolated[T]): T =
+  ## Returns the internal value of `src`.
+  result = move(src.value)