Recompose clean code with const

gistfile1.txt

import React from 'react';
import { compose, withHandlers } from 'recompose';
import { injectIntl } from 'react-intl';
import { graphql } from 'react-apollo';
import gql from 'graphql-tag';

type MutationButtonType = {
  toggleMutation: Function,
  label: React.Element<any>,
};

function MutationButton({ toggleMutation, label }: MutationButtonType): React.Element<any>  {
  return (
    <button onClick={toggleMutation}>
     {label}
    </button>
  );
}

const withMutation = graphql(gql`
  mutation toggleMutation($someId: String!) {
    toggle(someId: $someId)
  }
`)

const mutationHandler = withHandlers({
    toggleMutation: ({ mutate, _id, intl }: { mutate: Function, _id: string, intl: Object }): Function => {
      return (): Promise<any> => {
        return mutate({
            variables: {
              someId: _id,
            },
          }).then((data: string) => {
          console.log(data, 'Return value');
        }).catch((e: Object) => {
          console.error(e, 'Error');
        });
      };
    }
  })


export default compose(
  injectIntl,
  withMutation,
  mutationHandler
)(MutationButton);