/* istanbul ignore else */ ignore if typeof window === 'undefined'

Author: Edward Xiao

.eslintrc.json

@@ -1,43 +1,37 @@
 {
   // Extend existing configuration
   // from ESlint and eslint-plugin-react defaults.
-  "extends": [
-    "eslint:recommended", "plugin:react/recommended"
-  ],
+  "extends": ["eslint:recommended", "plugin:react/recommended"],
   // Enable ES6 support. If you want to use custom Babel
   // features, you will need to enable a custom parser
   // as described in a section below.
-  "parserOptions":
-  {
+  "parserOptions": {
     "ecmaVersion": 6,
     "sourceType": "module",
-    "ecmaFeatures":
-    {
+    "ecmaFeatures": {
       "experimentalObjectRestSpread": true
     }
   },
-  "env":
-  {
+  "env": {
     "jest": true,
     "es6": true,
     "browser": true,
     "node": true,
     "jquery": true
   },
   // Enable custom plugin known as eslint-plugin-react
-  "plugins": [
-    "react"
-  ],
-  "rules":
-  {
+  "plugins": ["react"],
+  "rules": {
     // Disable `no-console` rule
     "no-console": 0,
     // Give a warning if identifiers contain underscores
     "no-underscore-dangle": 1,
     "no-debugger": 0,
-    "no-empty": ["error",
-    {
-      "allowEmptyCatch": true
-    }]
+    "no-empty": [
+      "error",
+      {
+        "allowEmptyCatch": true
+      }
+    ]
   }
-}
+}

src/js/Inputs/message.ts

@@ -135,10 +135,6 @@ declare global {
   }
 }
 
-if (typeof window !== 'undefined') {
-  window.REACT_INPUTS_VALIDATION = window.REACT_INPUTS_VALIDATION || {};
-}
-
 // TODO: find a rewire way to handle non-export function
 export const handleCustomErrorMessage = (message: any, w: Window) => {
   let res;
@@ -153,7 +149,9 @@ export const handleCustomErrorMessage = (message: any, w: Window) => {
   return res;
 };
 
+/* istanbul ignore else */
 if (typeof window !== 'undefined') {
+  window.REACT_INPUTS_VALIDATION = window.REACT_INPUTS_VALIDATION || {};
   message = handleCustomErrorMessage(message, window);
 }