Add back that login error thing that someone removed

src/components/login_form/login_form.js

@@ -22,6 +22,7 @@ const LoginForm = {
         oauth: this.$store.state.oauth,
         instance: this.$store.state.instance.server
       }
+      this.clearError()
       oauthApi.getOrCreateApp(data).then((app) => {
         oauthApi.getTokenWithCredentials(
           {
@@ -30,11 +31,19 @@ const LoginForm = {
             username: this.user.username,
             password: this.user.password})
           .then((result) => {
+            if (result.error) {
+              this.authError = result.error
+              this.user.password = ''
+              return
+            }
             this.$store.commit('setToken', result.access_token)
             this.$store.dispatch('loginUser', result.access_token)
             this.$router.push({name: 'friends'})
           })
       })
+    },
+    clearError () {
+      this.authError = false
     }
   }
 }