fix(populate): use base model name if no discriminator for backwards …

…compat Fix #4843
Automattic · Jan 1, 2017 · 62c8b08 · 62c8b08
1 parent f0aa82d
commit 62c8b08
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/lib/model.js b/lib/model.js
@@ -2985,7 +2985,9 @@ function getModelsMapForPopulate(model, docs, options) {
           modelNames = [virtual && virtual.options && virtual.options.ref];
           isVirtual = true;
         } else {
-          modelNames = null;
+          // We may have a discriminator, in which case we don't want to
+          // populate using the base model by default
+          modelNames = discriminatorKey ? null : [model.modelName];
         }
       } else {
         modelNames = [modelNameFromQuery];  // query options