From 3be42131bc08024f06e0daec8d09e45bf3f1ddab Mon Sep 17 00:00:00 2001
From: bob <bcz@cs.brown.edu>
Date: Mon, 13 May 2019 16:21:28 -0400
Subject: a bunch of fixes to schemas, marquees, and an experimental feature to
 set a document's data with linking UI

---
 src/new_fields/Doc.ts | 14 +++++++++-----
 1 file changed, 9 insertions(+), 5 deletions(-)

(limited to 'src/new_fields')

diff --git a/src/new_fields/Doc.ts b/src/new_fields/Doc.ts
index a8c9d28e1..4c837fcbd 100644
--- a/src/new_fields/Doc.ts
+++ b/src/new_fields/Doc.ts
@@ -173,11 +173,15 @@ export namespace Doc {
     export function MakeAlias(doc: Doc) {
         const alias = new Doc;
 
-        PromiseValue(Cast(doc.proto, Doc)).then(proto => {
-            if (proto) {
-                alias.proto = proto;
-            }
-        });
+        if (!doc.proto) {
+            alias.proto = doc;
+        } else {
+            PromiseValue(Cast(doc.proto, Doc)).then(proto => {
+                if (proto) {
+                    alias.proto = proto;
+                }
+            });
+        }
 
         return alias;
     }
-- 
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