From abfd4e5196da3569372598f058fc0ddf4ab3311e Mon Sep 17 00:00:00 2001
From: TorchedSammy <38820196+TorchedSammy@users.noreply.github.com>
Date: Thu, 21 Apr 2022 20:33:32 -0400
Subject: [PATCH] fix(util): SetField on a table with a metatable causing panic

---
 util/util.go | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/util/util.go b/util/util.go
index c1688e0..e46d4b2 100644
--- a/util/util.go
+++ b/util/util.go
@@ -29,12 +29,16 @@ func SetField(rtm *rt.Runtime, module *rt.Table, field string, value rt.Value, d
 	
 	if mt == nil {
 		mt = rt.NewTable()
-		docProp := rt.NewTable()
-		mt.Set(rt.StringValue("__docProp"), rt.TableValue(docProp))
 
 		module.SetMetatable(mt)
 	}
+	
 	docProp := mt.Get(rt.StringValue("__docProp"))
+	if docProp == rt.NilValue {
+		docPropTbl := rt.NewTable()
+		mt.Set(rt.StringValue("__docProp"), rt.TableValue(docPropTbl))
+		docProp = mt.Get(rt.StringValue("__docProp"))
+	}
 
 	docProp.AsTable().Set(rt.StringValue(field), rt.StringValue(doc))
 	module.Set(rt.StringValue(field), value)