X-Git-Url: https://git.arvados.org/arvados-workbench2.git/blobdiff_plain/dd315a23e98b926d4d15b9d05f1aaa1e211548a4..547664ecb6ac881103fb9e94a51b2a2746b2c6ae:/src/services/api/filter-builder.ts

diff --git a/src/services/api/filter-builder.ts b/src/services/api/filter-builder.ts
index 489f7b89..d1a4fd08 100644
--- a/src/services/api/filter-builder.ts
+++ b/src/services/api/filter-builder.ts
@@ -60,6 +60,9 @@ export class FilterBuilder {
     public addExists(value?: string, resourcePrefix?: string) {
         return this.addCondition("properties", "exists", value, "", "", resourcePrefix);
     }
+    public addDoesNotExist(field: string, resourcePrefix?: string) {
+        return this.addCondition("properties." + field, "exists", false, "", "", resourcePrefix);
+    }
 
     public addFullTextSearch(value: string) {
         const terms = value.trim().split(/(\s+)/);