From 469f2f85da86d39b9d91a090321316de8ed8d255 Mon Sep 17 00:00:00 2001
From: Tatsuyuki Ishi <ishitatsuyuki@gmail.com>
Date: Sat, 2 Jun 2018 23:35:50 +0900
Subject: [PATCH] feat: add resetOnError (#197)

---
 docs/options.md  | 4 +++-
 lib/core/auth.js | 9 +++++++++
 2 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/docs/options.md b/docs/options.md
index 3259df120..e6adb4e4d 100644
--- a/docs/options.md
+++ b/docs/options.md
@@ -103,7 +103,9 @@ See [Extending Auth Plugin](recipes/extend.md)
 
 * Default: `false`
 
-If enabled, user will be automatically logged out if any error happens. (For example when token expired)
+Either a boolean or a function is accepted. If a function is passed, it will take the same arguments as `onError` handlers and return `Boolean` to inform whether a reset should be performed.
+
+If enabled, user will be automatically logged out if an error happens. (For example when token expired)
 
 ### `rewriteRedirects`
 
diff --git a/lib/core/auth.js b/lib/core/auth.js
index a27e4ce40..da2dc6560 100644
--- a/lib/core/auth.js
+++ b/lib/core/auth.js
@@ -23,6 +23,15 @@ export default class Auth {
   }
 
   async init () {
+    // Reset on error
+    if (this.options.resetOnError) {
+      this.onError((...args) => {
+        if (typeof (this.options.resetOnError) !== 'function' || this.options.resetOnError(...args)) {
+          this.reset()
+        }
+      })
+    }
+
     // Restore strategy
     this.$storage.syncUniversal('strategy', this.options.defaultStrategy)