From 02437b0bfbde2bdff81e912eed5fd073f7b7c1ab Mon Sep 17 00:00:00 2001
From: Jacob Overgaard <752371+iOvergaard@users.noreply.github.com>
Date: Tue, 24 Oct 2023 09:59:16 +0200
Subject: [PATCH] add validator functions for backend-api types

---
 .../shared/resources/apiTypeValidators.function.ts  | 13 +++++++++++++
 1 file changed, 13 insertions(+)
 create mode 100644 src/Umbraco.Web.UI.Client/src/shared/resources/apiTypeValidators.function.ts

diff --git a/src/Umbraco.Web.UI.Client/src/shared/resources/apiTypeValidators.function.ts b/src/Umbraco.Web.UI.Client/src/shared/resources/apiTypeValidators.function.ts
new file mode 100644
index 0000000000..091120886e
--- /dev/null
+++ b/src/Umbraco.Web.UI.Client/src/shared/resources/apiTypeValidators.function.ts
@@ -0,0 +1,13 @@
+import type { ApiError, CancelError, CancelablePromise } from '@umbraco-cms/backoffice/backend-api';
+
+export function isApiError(error: unknown): error is ApiError {
+	return (error as ApiError).name === 'ApiError';
+}
+
+export function isCancelError(error: unknown): error is CancelError {
+	return (error as CancelError).name === 'CancelError';
+}
+
+export function isCancelablePromise<T>(promise: unknown): promise is CancelablePromise<T> {
+	return (promise as CancelablePromise<T>).cancel !== undefined;
+}