fix: globalName fallback for nuxt < 2.2.0

Author: pooya parsa

lib/module.js

@@ -94,6 +94,9 @@ function axiosModule (_moduleOptions) {
     options.browserBaseURL = https(options.browserBaseURL)
   }
 
+  // globalName
+  options.globalName = this.nuxt.options.globalName || 'nuxt'
+
   // Register plugin
   this.addPlugin({
     src: path.resolve(__dirname, 'plugin.js'),

lib/plugin.js

@@ -2,7 +2,7 @@ import Axios from 'axios'
 import defu from 'defu'
 <% if (options.retry) { %>import axiosRetry from 'axios-retry'<% } %>
 
-const globalName = '$<%= globalName %>'
+const $nuxt = typeof window !== 'undefined' && window['$<%= options.globalName %>']
 
 // Axios.prototype cannot be modified
 const axiosExtra = {
@@ -128,7 +128,7 @@ const setupProgress = (axios) => {
     set: () => { }
   }
 
-  const $loading = () => (window[globalName] && window[globalName].$loading && window[globalName].$loading.set) ? window[globalName].$loading : noopLoading
+  const $loading = () => ($nuxt && $nuxt.$loading && $nuxt.$loading.set) ? $nuxt.$loading : noopLoading
 
   let currentRequests = 0