From 070025204dbe490216a2ceb64c017b69fcc16359 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E9=94=A6=E5=BF=83?=
 <41134017+Lhcfl@users.noreply.github.com>
Date: Tue, 20 Aug 2024 17:22:36 +0800
Subject: [PATCH] DEV: add addError method to FormKit onRegisterApi (#28436)

This commit adds the addError method to From's onRegisterApi to allow
parent components to add errors to a field.
---
 .../discourse/app/form-kit/components/fk/form.gjs           | 1 +
 .../tests/integration/components/form-kit/form-test.gjs     | 6 ++++++
 2 files changed, 7 insertions(+)

diff --git a/app/assets/javascripts/discourse/app/form-kit/components/fk/form.gjs b/app/assets/javascripts/discourse/app/form-kit/components/fk/form.gjs
index 9614e1f58a2..124e70eb173 100644
--- a/app/assets/javascripts/discourse/app/form-kit/components/fk/form.gjs
+++ b/app/assets/javascripts/discourse/app/form-kit/components/fk/form.gjs
@@ -42,6 +42,7 @@ class FKForm extends Component {
       setProperties: this.setProperties,
       submit: this.onSubmit,
       reset: this.onReset,
+      addError: this.addError,
     });
 
     this.router.on("routeWillChange", this.checkIsDirty);
diff --git a/app/assets/javascripts/discourse/tests/integration/components/form-kit/form-test.gjs b/app/assets/javascripts/discourse/tests/integration/components/form-kit/form-test.gjs
index 7a82f94aaff..52784b3e06e 100644
--- a/app/assets/javascripts/discourse/tests/integration/components/form-kit/form-test.gjs
+++ b/app/assets/javascripts/discourse/tests/integration/components/form-kit/form-test.gjs
@@ -137,6 +137,12 @@ module("Integration | Component | FormKit | Form", function (hooks) {
     await formApi.submit();
 
     assert.dom(".bar").hasText("2");
+
+    formApi.addError("bar", { title: "Bar", message: "error_foo" });
+    // assert on the next tick
+    setTimeout(() => {
+      assert.form().hasErrors({ bar: "error_foo" });
+    }, 0);
   });
 
   test("@data", async function (assert) {