From 4424eab651436bfa1b05ec984d82b0d529e62891 Mon Sep 17 00:00:00 2001
From: Yuriy Glukhov <yuriy.glukhov@gmail.com>
Date: Fri, 28 Jul 2023 14:35:52 +0200
Subject: [PATCH] Added  converter to upcast JSObj

---
 wasmrt.nim | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/wasmrt.nim b/wasmrt.nim
index f7e9411..42b90a9 100644
--- a/wasmrt.nim
+++ b/wasmrt.nim
@@ -219,6 +219,11 @@ when not defined(release):
     writeStackTrace()
     raise newException(Exception, "")
 
+proc to*(o: sink JSObj, T: typedesc[JSObj]): T {.inline.} =
+  let r = o.o
+  wasMoved(o)
+  T(o: r)
+
 # Return type
 # R - 4 - 0 return void, 1 as is, 2 obj, 3 string
 # F - 2 - 0 dont prepend first arg, 1 prepend