use default value arguments syntax

(cherry picked from commit 074dd4b3cbb057195428c499e6f285f24313cc2b)

use default value arguments syntax
(cherry picked from commit 074dd4b3cbb057195428c499e6f285f24313cc2b)
e66575e3 · Alexis Reigel · Winnie Hellmann · 3b4cc6ef · e66575e3
Commit e66575e3 authored Aug 28, 2018 by Alexis Reigel Committed by Winnie Hellmann Aug 28, 2018
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app/assets/javascripts/filtered_search/filtered_search_token_keys.js ...javascripts/filtered_search/filtered_search_token_keys.js +4 -4

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--- a/app/assets/javascripts/filtered_search/filtered_search_token_keys.js
+++ b/app/assets/javascripts/filtered_search/filtered_search_token_keys.js
 export default class FilteredSearchTokenKeys {
-  constructor(tokenKeys, alternativeTokenKeys, conditions) {
+  constructor(tokenKeys = [], alternativeTokenKeys = [], conditions = []) {
-    this.tokenKeys = tokenKeys || [];
+    this.tokenKeys = tokenKeys;
-    this.alternativeTokenKeys = alternativeTokenKeys || [];
+    this.alternativeTokenKeys = alternativeTokenKeys;
-    this.conditions = conditions || [];
+    this.conditions = conditions;
    this.tokenKeysWithAlternative = this.tokenKeys.concat(this.alternativeTokenKeys);
  }