Align Mantine’s behavior with other themes when clearing string fields

CHANGELOG.md

@@ -15,6 +15,12 @@ it according to semantic versioning. For example, if your PR adds a breaking cha
 should change the heading of the (upcoming) version to include a major version bump.
 
 -->
+# 6.1.2
+
+## @rjsf/mantine
+
+Align Mantine’s behavior with other themes when clearing string fields: clearing an input now removes the key from formData instead of setting it to an empty string. ([#4875](https://github.com/rjsf-team/react-jsonschema-form/pull/4875))
+
 # 6.1.1
 
 ## @rjsf/core

packages/mantine/src/templates/BaseInputTemplate.tsx

@@ -55,7 +55,7 @@ export default function BaseInputTemplate<
   const handleChange = useCallback(
     (e: ChangeEvent<HTMLInputElement>) => {
       const handler = onChangeOverride ? onChangeOverride : onChange;
-      const value = e.target.value === '' ? (options.emptyValue ?? '') : e.target.value;
+      const value = e.target.value === '' ? options.emptyValue : e.target.value;
       handler(value);
     },
     [onChange, onChangeOverride, options],

packages/mantine/src/widgets/PasswordWidget.tsx

@@ -39,7 +39,7 @@ export default function PasswordWidget<
     onFocus,
   } = props;
 
-  const emptyValue = options.emptyValue || '';
+  const emptyValue = options.emptyValue;
   const themeProps = cleanupOptions(options);
 
   const handleChange = useCallback(

packages/mantine/src/widgets/TextareaWidget.tsx

@@ -40,7 +40,7 @@ export default function TextareaWidget<
   } = props;
 
   const themeProps = cleanupOptions(options);
-  const emptyValue = options?.emptyValue ?? '';
+  const emptyValue = options?.emptyValue;
 
   const handleChange = useCallback(
     (e: ChangeEvent<HTMLTextAreaElement>) => {