feature(components): prop-type FilterButtons

components/common/FilterButtons.js

@@ -1,11 +1,25 @@
 import React from 'react';
+import PropTypes from 'prop-types';
 import ButtonLayout from 'components/layout/ButtonLayout';
 import ButtonGroup from './ButtonGroup';
 
-export default function FilterButtons({ buttons, selected, onClick }) {
+function FilterButtons({ buttons, selected, onClick }) {
   return (
     <ButtonLayout>
       <ButtonGroup size="xsmall" items={buttons} selectedItem={selected} onClick={onClick} />
     </ButtonLayout>
   );
 }
+
+FilterButtons.propTypes = {
+  buttons: PropTypes.arrayOf(
+    PropTypes.shape({
+      label: PropTypes.node,
+      value: PropTypes.any.isRequired,
+    }),
+  ),
+  selected: PropTypes.any,
+  onClick: PropTypes.func,
+};
+
+export default FilterButtons;