fixes a TypeError in UpsertGraphOperation

Vincit · Oct 11, 2018 · fa123bf · fa123bf
1 parent 792bf9d
commit fa123bf
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/lib/queryBuilder/operations/UpsertGraphOperation.js b/lib/queryBuilder/operations/UpsertGraphOperation.js
@@ -19,6 +19,9 @@ class UpsertGraphOperation extends InsertGraphOperation {
   }
 
   onBefore1(builder) {
+    if (Array.isArray(this.models) && this.models.length === 0) {
+      return;
+    }
     this.graph = new UpsertGraph(this.models, this.isArray, this.upsertOpt);
 
     return this.graph.build(builder).then(() => this.delete(builder));
@@ -76,6 +79,9 @@ class UpsertGraphOperation extends InsertGraphOperation {
   }
 
   onAfter2(builder, result) {
+    if (Array.isArray(this.models) && this.models.length === 0) {
+      return;
+    }
     return this.relate(builder)
       .then(() => this.update(builder))
       .then(() => this.upsertRecursively(builder))