doc class WrapHandle

doc/Type/WrapHandle.pod6

@@ -0,0 +1,23 @@
+=TITLE class WrapHandle
+
+=SUBTITLE Holds all information needed to unwrap a wrapped routine.
+
+class WrapHandle { ... }
+
+C<WrapHandle> is created and returned by L<wrap|/type/Routine#method_wrap>. It's only use is to unwrap wrapped routines. Either call L<unwrap|/type/Routine#method_unwrap> on a routine object or call the method C<restore> on a C<WrapHandle> object.
+
+    sub f(){ say 'f was called' }
+    my $wrap-handle = &f.wrap({ say 'before'; callsame; say 'after' })
+
+    f;
+    $wrap-handle.restore;
+    f;
+    # OUTPUT«before␤f was called␤after␤f was called␤»
+
+=head1 Methods
+
+=head2 method restore
+
+    method restore() returns Bool:D
+
+Unwraps a wrapped routine and returns C<Bool::True> on success.