make default option explicit

Author: feross

eslintrc.json

@@ -165,9 +165,10 @@
     "no-unsafe-negation": "error",
     "no-unused-expressions": ["error", { "allowShortCircuit": true, "allowTernary": true, "allowTaggedTemplates": true }],
     "no-unused-vars": ["error", {
-      "vars": "all",
       "args": "none",
-      "ignoreRestSiblings": true
+      "caughtErrors": "none",
+      "ignoreRestSiblings": true,
+      "vars": "all"
     }],
     "no-use-before-define": ["error", { "functions": false, "classes": false, "variables": false }],
     "no-useless-call": "error",