hoc-example.js

import React from 'react';
import MY_MUTATION from 'ApolloClient/Mutations/myMutation.js'
import { graphql } from 'react-apollo'


class MyFunctionComponent extends React.PureComponent {
  handleOnClick = async () => {
    await this.props.myMutation({})
  }
  render() {
      return <button onClick={this.handleOnClick}>Click Me</Button>  
  }
}


export default graphql(MY_MUTATION, { name: 'myMutation' })(MyFunctionComponent) // will put the mutation into this.props