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var baseFindKey = require('./_baseFindKey'),
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    baseForOwnRight = require('./_baseForOwnRight'),
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    baseIteratee = require('./_baseIteratee');
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/**
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 * This method is like `_.findKey` except that it iterates over elements of
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 * a collection in the opposite order.
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 *
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 * @static
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 * @memberOf _
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 * @since 2.0.0
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 * @category Object
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 * @param {Object} object The object to inspect.
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 * @param {Function} [predicate=_.identity] The function invoked per iteration.
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 * @returns {string|undefined} Returns the key of the matched element,
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 *  else `undefined`.
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 * @example
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 *
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 * var users = {
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 *   'barney':  { 'age': 36, 'active': true },
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 *   'fred':    { 'age': 40, 'active': false },
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 *   'pebbles': { 'age': 1,  'active': true }
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 * };
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 *
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 * _.findLastKey(users, function(o) { return o.age < 40; });
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 * // => returns 'pebbles' assuming `_.findKey` returns 'barney'
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 *
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 * // The `_.matches` iteratee shorthand.
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 * _.findLastKey(users, { 'age': 36, 'active': true });
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 * // => 'barney'
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 *
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 * // The `_.matchesProperty` iteratee shorthand.
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 * _.findLastKey(users, ['active', false]);
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 * // => 'fred'
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 *
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 * // The `_.property` iteratee shorthand.
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 * _.findLastKey(users, 'active');
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 * // => 'pebbles'
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 */
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function findLastKey(object, predicate) {
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  return baseFindKey(object, baseIteratee(predicate, 3), baseForOwnRight);
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}
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module.exports = findLastKey;
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