/** @module enhanced-redux-form/utils/isFieldRegistered */
/**
* Returns true if the given fields is among the given collection of registeredFields
* @function isFieldRegistered
* @param {Array} registeredFields Array of registered fields. You can use `getRegisteredFields`
* to obtain this
* @param {string} fieldName Name of the field
* @returns {object} The field instance if it's found, null otherwise
* @category forms
*/
export default (registeredFields, fieldName) =>
registeredFields.find(field => field.name === fieldName && field.count);