added progressive disclosure for collections.

1 files changed, 2 insertions, 1 deletions

diff --git a/src/fields/Types.ts b/src/fields/Types.ts
index 3ef7cb1de..4cf286a32 100644
--- a/src/fields/Types.ts
+++ b/src/fields/Types.ts
@@ -79,7 +79,8 @@ export function Cast<T extends CastCtor>(field: FieldResult, ctor: T, defaultVal
 }
 
 export function DocCast(field: FieldResult, defaultVal?: Doc) {
-    return Cast(field, Doc, null) ?? defaultVal;
+    const doc = Cast(field, Doc, null);
+    return doc && !(doc instanceof Promise) ? doc : (defaultVal as Doc);
 }
 
 export function NumCast(field: FieldResult, defaultVal: number | null = 0) {