Upgrade EcmaScript version to support the regex

daquinoaldo · daquinoaldo · commit b798028d50c4 · 2020-09-01T11:34:28.000+02:00
diff --git a/.eslintrc.json b/.eslintrc.json
@@ -6,7 +6,7 @@
     "mocha": true
   },
   "parserOptions": {
-    "ecmaVersion": 8
+    "ecmaVersion": 2018
   },
   "rules": {
     "semi": ["warn", "never"],
