Bump to v4.7.0.

flatMapDeep.js

@@ -0,0 +1,32 @@
+define(['./_baseFlatten', './map'], function(baseFlatten, map) {
+
+  /** Used as references for various `Number` constants. */
+  var INFINITY = 1 / 0;
+
+  /**
+   * This method is like `_.flatMap` except that it recursively flattens the
+   * mapped results.
+   *
+   * @static
+   * @memberOf _
+   * @since 4.7.0
+   * @category Collection
+   * @param {Array|Object} collection The collection to iterate over.
+   * @param {Array|Function|Object|string} [iteratee=_.identity]
+   *  The function invoked per iteration.
+   * @returns {Array} Returns the new flattened array.
+   * @example
+   *
+   * function duplicate(n) {
+   *   return [[[n, n]]];
+   * }
+   *
+   * _.flatMapDeep([1, 2], duplicate);
+   * // => [1, 1, 2, 2]
+   */
+  function flatMapDeep(collection, iteratee) {
+    return baseFlatten(map(collection, iteratee), INFINITY);
+  }
+
+  return flatMapDeep;
+});