2016-10-10 03:43:44 +02:00
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var baseUniq = require('./_baseUniq');
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/**
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* This method is like `_.uniq` except that it accepts `comparator` which
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* is invoked to compare elements of `array`. The order of result values is
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* determined by the order they occur in the array.The comparator is invoked
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* with two arguments: (arrVal, othVal).
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*
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* @static
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* @memberOf _
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* @since 4.0.0
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* @category Array
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* @param {Array} array The array to inspect.
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* @param {Function} [comparator] The comparator invoked per element.
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* @returns {Array} Returns the new duplicate free array.
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* @example
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*
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* var objects = [{ 'x': 1, 'y': 2 }, { 'x': 2, 'y': 1 }, { 'x': 1, 'y': 2 }];
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*
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* _.uniqWith(objects, _.isEqual);
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* // => [{ 'x': 1, 'y': 2 }, { 'x': 2, 'y': 1 }]
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*/
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function uniqWith(array, comparator) {
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2016-11-03 01:33:53 +01:00
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comparator = typeof comparator == 'function' ? comparator : undefined;
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return (array && array.length) ? baseUniq(array, undefined, comparator) : [];
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2016-10-10 03:43:44 +02:00
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}
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module.exports = uniqWith;
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