Minor style update

Author: Yukaii

.eslintrc

@@ -16,7 +16,6 @@
         ],
         "array-callback-return": "error",
         "arrow-body-style": "error",
-        "arrow-parens": "error",
         "arrow-spacing": "error",
         "block-scoped-var": "off",
         "block-spacing": "error",
@@ -123,7 +122,7 @@
         "no-extend-native": "error",
         "no-extra-bind": "error",
         "no-extra-label": "error",
-        "no-extra-parens": "error",
+        "no-extra-parens": "warn",
         "no-floating-decimal": "error",
         "no-global-assign": "error",
         "no-implicit-coercion": "error",
@@ -195,7 +194,7 @@
         "no-unneeded-ternary": "error",
         "no-unsafe-negation": "error",
         "no-unused-expressions": "error",
-        "no-use-before-define": "error",
+        "no-use-before-define": "warn",
         "no-useless-call": "error",
         "no-useless-computed-key": "error",
         "no-useless-concat": "error",

public/js/lib/common/login.js

@@ -32,7 +32,7 @@ export function setLoginState(bool, id) {
 
 export function checkLoginStateChanged() {
     if (getLoginState() != lastLoginState || getUserId() != lastUserId) {
-        if(loginStateChangeEvent) {
+        if (loginStateChangeEvent) {
             loginStateChangeEvent();
         }
         return true;