spa global error handler

Pooya Parsa · Pooya Parsa · commit a0cb08e45129 · 2017-08-05T16:23:19.000+04:30
prevents white screens on critical vue errors and shows nuxt error page
diff --git a/lib/app/client.js b/lib/app/client.js
@@ -28,6 +28,26 @@ let router
 const NUXT = window.__NUXT__ || {}
 NUXT.components = window.__COMPONENTS__ || null
 
+// Setup global Vue error handler
+const defaultErrorHandler = Vue.config.errorHandler
+Vue.config.errorHandler = function (err, vm, info) {
+  // Show Nuxt Error Page
+  if(vm && vm.$root && vm.$root.$nuxt) {
+    vm.$root.$nuxt.error(err)
+  }
+
+  // Call other handler if exist
+  if (typeof defaultErrorHandler === 'function') {
+    return defaultErrorHandler(...arguments)
+  }
+
+  // Log to console (default vue behavior)
+  if (process.env.NODE_ENV !== 'production') {
+    console.warn(('Error in ' + info + ': "' + err.toString() + '"'), vm);
+  }
+  console.error(err);
+}
+
 // Create and mount App
 createApp()
 .then(mountApp)
