Bump to v4.0.0.

result.js

@@ -0,0 +1,49 @@
+import baseToPath from './internal/baseToPath';
+import get from './get';
+import isFunction from './isFunction';
+import isKey from './internal/isKey';
+import parent from './internal/parent';
+
+/**
+ * This method is like `_.get` except that if the resolved value is a function
+ * it's invoked with the `this` binding of its parent object and its result
+ * is returned.
+ *
+ * @static
+ * @memberOf _
+ * @category Object
+ * @param {Object} object The object to query.
+ * @param {Array|string} path The path of the property to resolve.
+ * @param {*} [defaultValue] The value returned if the resolved value is `undefined`.
+ * @returns {*} Returns the resolved value.
+ * @example
+ *
+ * var object = { 'a': [{ 'b': { 'c1': 3, 'c2': _.constant(4) } }] };
+ *
+ * _.result(object, 'a[0].b.c1');
+ * // => 3
+ *
+ * _.result(object, 'a[0].b.c2');
+ * // => 4
+ *
+ * _.result(object, 'a[0].b.c3', 'default');
+ * // => 'default'
+ *
+ * _.result(object, 'a[0].b.c3', _.constant('default'));
+ * // => 'default'
+ */
+function result(object, path, defaultValue) {
+  if (!isKey(path, object)) {
+    path = baseToPath(path);
+    var result = get(object, path);
+    object = parent(object, path);
+  } else {
+    result = object == null ? undefined : object[path];
+  }
+  if (result === undefined) {
+    result = defaultValue;
+  }
+  return isFunction(result) ? result.call(object) : result;
+}
+
+export default result;