commitUpdate.js

  commitUpdate(
    domElement,
    updatePayload,
    type,
    oldProps,
    newProps,
    internalInstanceHandle
  ) {
    updatePayload.forEach(update => {
      Object.keys(update).forEach(key => {
        if (key === 'onClick') {
          domElement.__ourVeryHackCacheOfEventListeners.forEach(listener => { // To prevent leak
            domElement.removeEventListener('click', listener)
          })
          domElement.__ourVeryHackCacheOfEventListeners = [ update[key] ];
          domElement.addEventListener('click', update[key])
        } else {
          domElement[key] = update[key];
        }
      })
    })
  },