fix(FormControl): prevent duplicate input rendering in horizontal layout

.changeset/fix-formcontrol-horizontal-input-duplicate.md

@@ -0,0 +1,5 @@
+---
+'@primer/react': patch
+---
+
+FormControl: Prevent duplicate input rendering when layout is horizontal with non-choice inputs

packages/react/src/FormControl/FormControl.tsx

@@ -155,7 +155,9 @@ const FormControl = React.forwardRef<HTMLDivElement, FormControlProps>(
           {childrenWithoutSlots.filter(
             child =>
               React.isValidElement(child) &&
-              ![Checkbox, Radio].some(inputComponent => child.type === inputComponent || isSlot(child, inputComponent)),
+              !expectedInputComponents.some(
+                inputComponent => child.type === inputComponent || isSlot(child, inputComponent),
+              ),
           )}
         </div>
         {slots.leadingVisual ? (

packages/react/src/FormControl/__tests__/FormControl.test.tsx

@@ -686,4 +686,17 @@ describe('FormControl', () => {
       })
     })
   })
+
+  describe('horizontal layout', () => {
+    it('renders only one input when layout is horizontal with a non-choice input', () => {
+      const {getAllByRole} = render(
+        <FormControl layout="horizontal">
+          <FormControl.Label>{LABEL_TEXT}</FormControl.Label>
+          <TextInput />
+        </FormControl>,
+      )
+
+      expect(getAllByRole('textbox')).toHaveLength(1)
+    })
+  })
 })