From 9b942166ca6b09ce4f310928c3daf8503a63ee5c Mon Sep 17 00:00:00 2001
From: Tyler Schicke <tyler_schicke@brown.edu>
Date: Thu, 7 Feb 2019 23:33:44 -0500
Subject: Restored Opt<T> and made a new FieldValue<T> type to replace old
 Opt<T>

---
 src/fields/DocumentReference.ts | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

(limited to 'src/fields/DocumentReference.ts')

diff --git a/src/fields/DocumentReference.ts b/src/fields/DocumentReference.ts
index 10dac9f92..983b162a3 100644
--- a/src/fields/DocumentReference.ts
+++ b/src/fields/DocumentReference.ts
@@ -1,4 +1,4 @@
-import { Field, Opt } from "./Field";
+import { Field, Opt, FieldValue } from "./Field";
 import { Document } from "./Document";
 import { Key } from "./Key";
 
@@ -15,12 +15,12 @@ export class DocumentReference extends Field {
         super();
     }
 
-    Dereference(): Opt<Field> {
+    Dereference(): FieldValue<Field> {
         return this.document.Get(this.key);
     }
 
-    DereferenceToRoot(): Opt<Field> {
-        let field: Opt<Field> = this;
+    DereferenceToRoot(): FieldValue<Field> {
+        let field: FieldValue<Field> = this;
         while (field instanceof DocumentReference) {
             field = field.Dereference();
         }
@@ -37,5 +37,8 @@ export class DocumentReference extends Field {
         throw new Error("Method not implemented.");
     }
 
+    ToScriptString(): string {
+        return "";
+    }
 
 }
\ No newline at end of file
-- 
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