react app

react-app/node_modules/lodash/object/result.js

@@ -0,0 +1,49 @@
+var baseGet = require('../internal/baseGet'),
+    baseSlice = require('../internal/baseSlice'),
+    isFunction = require('../lang/isFunction'),
+    isKey = require('../internal/isKey'),
+    last = require('../array/last'),
+    toPath = require('../internal/toPath');
+
+/**
+ * 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.b.c', 'default');
+ * // => 'default'
+ *
+ * _.result(object, 'a.b.c', _.constant('default'));
+ * // => 'default'
+ */
+function result(object, path, defaultValue) {
+  var result = object == null ? undefined : object[path];
+  if (result === undefined) {
+    if (object != null && !isKey(path, object)) {
+      path = toPath(path);
+      object = path.length == 1 ? object : baseGet(object, baseSlice(path, 0, -1));
+      result = object == null ? undefined : object[last(path)];
+    }
+    result = result === undefined ? defaultValue : result;
+  }
+  return isFunction(result) ? result.call(object) : result;
+}
+
+module.exports = result;