--- /dev/null
+'use strict';
+
+Object.defineProperty(exports, "__esModule", {
+ value: true
+});
+
+var _mapLimit = require('./mapLimit');
+
+var _mapLimit2 = _interopRequireDefault(_mapLimit);
+
+var _doLimit = require('./internal/doLimit');
+
+var _doLimit2 = _interopRequireDefault(_doLimit);
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+
+/**
+ * The same as [`map`]{@link module:Collections.map} but runs only a single async operation at a time.
+ *
+ * @name mapSeries
+ * @static
+ * @memberOf module:Collections
+ * @method
+ * @see [async.map]{@link module:Collections.map}
+ * @category Collection
+ * @param {Array|Iterable|Object} coll - A collection to iterate over.
+ * @param {Function} iteratee - A function to apply to each item in `coll`.
+ * The iteratee is passed a `callback(err, transformed)` which must be called
+ * once it has completed with an error (which can be `null`) and a
+ * transformed item. Invoked with (item, callback).
+ * @param {Function} [callback] - A callback which is called when all `iteratee`
+ * functions have finished, or an error occurs. Results is an array of the
+ * transformed items from the `coll`. Invoked with (err, results).
+ */
+exports.default = (0, _doLimit2.default)(_mapLimit2.default, 1);
+module.exports = exports['default'];
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