allow aria-disabled pass-through in useButton

Author: kylemh

packages/@react-aria/button/src/useButton.ts

@@ -114,7 +114,8 @@ export function useButton(props: AriaButtonOptions<ElementType>, ref: RefObject<
       'aria-expanded': props['aria-expanded'],
       'aria-controls': props['aria-controls'],
       'aria-pressed': props['aria-pressed'],
-      'aria-current': props['aria-current']
+      'aria-current': props['aria-current'],
+      'aria-disabled': props['aria-disabled']
     })
   };
 }

packages/@react-aria/button/test/useButton.test.js

@@ -61,4 +61,11 @@ describe('useButton tests', function () {
     expect(typeof result.current.buttonProps.onKeyDown).toBe('function');
     expect(result.current.buttonProps.rel).toBeUndefined();
   });
+
+  it('handles aria-disabled passthrough for button elements', function () {
+    let props = {'aria-disabled': 'true'};
+    let {result} = renderHook(() => useButton(props));
+    expect(result.current.buttonProps['aria-disabled']).toBeTruthy();
+    expect(result.current.buttonProps['disabled']).toBeUndefined();
+  });
 });