refactor: update eslint and fix

Author: stephenkr

lib/plugin.js

@@ -12,7 +12,7 @@ const parseYn = (t) => Object.entries(t).reduce((acc, [key, value]) => { acc[key
 
 export default (ctx, inject) => {
   const { $config, route, app: { router } } = ctx
-  const { toggles: _toggles, queryString: _queryString, queryStringPrefix } = JSON.parse(`<%= JSON.stringify(options) %>`)
+  const { toggles: _toggles, queryString: _queryString, queryStringPrefix } = JSON.parse('<%= JSON.stringify(options) %>')
   const runtimeConfig = ($config && $config.featureToggle) || {}
   const queryString = typeof runtimeConfig.queryString !== 'undefined' ? runtimeConfig.queryString : _queryString
   let queryToggles = {}

package.json

@@ -53,22 +53,21 @@
     "babel-core": "npm:@babel/core",
     "babel-eslint": "^8.2.1",
     "babel-jest": "^24.8.0",
-    "eslint": "^5.0.1",
+    "eslint": "^8.9.0",
     "eslint-config-prettier": "^3.1.0",
-    "eslint-config-standard": ">=12.0.0",
+    "eslint-config-standard": ">=16.0.0",
     "eslint-loader": "^2.0.0",
     "eslint-plugin-import": ">=2.14.0",
-    "eslint-plugin-jest": ">=21.24.1",
+    "eslint-plugin-jest": "26.1.0",
     "eslint-plugin-node": ">=7.0.1",
     "eslint-plugin-nuxt": ">=0.4.2",
     "eslint-plugin-prettier": "2.6.2",
     "eslint-plugin-promise": ">=4.0.1",
-    "eslint-plugin-standard": ">=4.0.0",
-    "eslint-plugin-vue": "^5.0.0",
+    "eslint-plugin-vue": "^8.4.1",
     "jest": "^24.8.0",
     "prettier": "1.14.3",
     "standard-version": "8.0.1",
     "vue-jest": "^3.0.4",
     "vue-template-compiler": "^2.6.10"
   }
-}
+}