fix(uniqIds): Removed the bug that made able uniqIds to contain undef…

…ined
lucmerceron · Sep 18, 2017 · d123a0d · d123a0d
1 parent 9874309
commit d123a0d
Showing 1 changed file with 1 addition and 2 deletions.
diff --git a/src/referenceFetcher.js b/src/referenceFetcher.js
@@ -21,10 +21,9 @@ const registerNewEntity = (entity, id, value = true) => {
 const retrieveUniquesIds = (parent, relation, optional = false) =>
   parent.reduce((acc, object) => {
     const { [relation]: relationId } = object
-
     if (!relationId && !optional) {
       warning(`the relation ${relation} could not be found in object ${object.id}`, true)
-    } else if (acc.indexOf(relationId) === -1) {
+    } else if (acc.indexOf(relationId) === -1 && typeof relationId !== 'undefined') {
       // Keep the list unique
       acc.push(relationId)
     }