From 02628c051c18d000256424daffe996c22bed5ae3 Mon Sep 17 00:00:00 2001
From: Adam Johnson <me@adamj.eu>
Date: Mon, 9 Dec 2024 11:17:25 +0000
Subject: [PATCH] Fixed #35988 -- Made BaseForm.full_clean() pass renderer to
 ErrorDict.

---
 django/forms/forms.py                 |  2 +-
 tests/forms_tests/tests/test_forms.py | 16 ++++++++++++++++
 2 files changed, 17 insertions(+), 1 deletion(-)

diff --git a/django/forms/forms.py b/django/forms/forms.py
index 549a3adf6f..614f990395 100644
--- a/django/forms/forms.py
+++ b/django/forms/forms.py
@@ -316,7 +316,7 @@ class BaseForm(RenderableFormMixin):
         """
         Clean all of self.data and populate self._errors and self.cleaned_data.
         """
-        self._errors = ErrorDict()
+        self._errors = ErrorDict(renderer=self.renderer)
         if not self.is_bound:  # Stop further processing.
             return
         self.cleaned_data = {}
diff --git a/tests/forms_tests/tests/test_forms.py b/tests/forms_tests/tests/test_forms.py
index cd909628cb..d88ac33f24 100644
--- a/tests/forms_tests/tests/test_forms.py
+++ b/tests/forms_tests/tests/test_forms.py
@@ -5313,6 +5313,22 @@ class OverrideTests(SimpleTestCase):
             "required></p>",
         )
 
+    def test_custom_renderer_error_dict(self):
+        class CustomRenderer(DjangoTemplates):
+            def render(self, template_name, context, request=None):
+                if template_name == "django/forms/errors/dict/default.html":
+                    return "<strong>So many errors!</strong>"
+                return super().render(template_name, context, request)
+
+        form = Form({}, renderer=CustomRenderer())
+        form.full_clean()
+        form.add_error(None, "Test error")
+
+        self.assertHTMLEqual(
+            form.errors.render(),
+            "<strong>So many errors!</strong>",
+        )
+
     def test_cyclic_context_boundfield_render(self):
         class FirstNameForm(Form):
             first_name = CharField()