优化 webview 更新包为空时异常提示

library/browser/src/main/java/com/hzliuzhi/applet/browser/update/WebViewUpdate.kt

@@ -169,6 +169,7 @@ fun WebViewUpdateError(error: Throwable?, onRetry: () -> Unit) {
 }
 
 private suspend fun UpdateController.check(action: (exception: Throwable) -> Unit = {}): Boolean {
+  var exception: Throwable? = null
   return packages.firstOrNull { pkg ->
     runCatching {
       withContext(Dispatchers.IO) {
@@ -179,8 +180,8 @@ private suspend fun UpdateController.check(action: (exception: Throwable) -> Uni
           }
         }
       }
-    }.onFailure(action).isSuccess
-  }?.let { true } ?: false
+    }.onFailure { exception = it }.isSuccess
+  }?.let { true } ?: action(exception ?: NoSuchElementException("更新包为空")).let { false }
 }