format={format}
validate={getValidation(input)} />;
-const parse = (value: any) => parseInt(value, 10);
+export const parse = (value: any) => value === '' ? '' : parseInt(value, 10);
-const format = (value: any) => isNaN(value) ? '' : JSON.stringify(value);
+export const format = (value: any) => isNaN(value) ? '' : JSON.stringify(value);
const getValidation = memoize(
(input: IntCommandInputParameter) => ([