fix API calls when Backend isn't ready yet

1 files changed, 5 insertions, 0 deletions

diff --git a/ext/bg/js/backend.js b/ext/bg/js/backend.js
index 07dca370..e849bc69 100644
--- a/ext/bg/js/backend.js
+++ b/ext/bg/js/backend.js
@@ -48,6 +48,7 @@ class Backend {
         this.messageToken = yomichan.generateId(16);
 
         this._messageHandlers = new Map([
+            ['isBackendReady', this._onApiIsBackendReady.bind(this)],
             ['optionsSchemaGet', this._onApiOptionsSchemaGet.bind(this)],
             ['optionsGet', this._onApiOptionsGet.bind(this)],
             ['optionsGetFull', this._onApiOptionsGetFull.bind(this)],
@@ -267,6 +268,10 @@ class Backend {
 
     // Message handlers
 
+    async _onApiIsBackendReady() {
+        return true;
+    }
+
     async _onApiOptionsSchemaGet() {
         return this.getOptionsSchema();
     }