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'use strict';

import filterLimit from './filterLimit';
import doLimit from './internal/doLimit';

/**
 * The same as `filter` but runs only a single async operation at a time.
 *
 * @name filterSeries
 * @static
 * @memberOf async
 * @see async.filter
 * @alias selectSeries
 * @category Collection
 * @param {Array|Object} coll - A collection to iterate over.
 * @param {Function} iteratee - A truth test to apply to each item in `coll`.
 * The `iteratee` is passed a `callback(err, truthValue)`, which must be called
 * with a boolean argument once it has completed. Invoked with (item, callback).
 * @param {Function} [callback] - A callback which is called after all the
 * `iteratee` functions have finished. Invoked with (err, results)
 */
export default doLimit(filterLimit, 1);