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var castPath = require('./_castPath'),    isFunction = require('./isFunction'),    toKey = require('./_toKey');
/** * 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 * @since 0.1.0 * @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 for `undefined` resolved values. * @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) {  path = castPath(path, object);
  var index = -1,      length = path.length;
  // Ensure the loop is entered when path is empty.  if (!length) {    length = 1;    object = undefined;  }  while (++index < length) {    var value = object == null ? undefined : object[toKey(path[index])];    if (value === undefined) {      index = length;      value = defaultValue;    }    object = isFunction(value) ? value.call(object) : value;  }  return object;}
module.exports = result;