Merge pull request #100 from grant/master

Removes Underscore dependency

Author: Eric Koleda

dist/OAuth2.gs

@@ -21,10 +21,6 @@
  * any required setup.
  */
 
-// Load the Underscore.js library. This library was added using the script
-// ID "1I21uLOwDKdyF3_W_hvh6WXiIKWJWno8yG9lB8lf1VBnZFQ6jAAhyNTRG".
-
-
 /**
  * The supported formats for the returned OAuth2 token.
  * @enum {string}
@@ -264,7 +260,7 @@ Service_.prototype.setCache = function(cache) {
  */
 Service_.prototype.setScope = function(scope, opt_separator) {
  var separator = opt_separator || ' ';
- this.params_.scope = _.isArray(scope) ? scope.join(separator) : scope;
+ this.params_.scope = Array.isArray(scope) ? scope.join(separator) : scope;
  return this;
 };
 
@@ -766,24 +762,12 @@ function buildUrl_(url, params) {
 function validate_(params) {
  Object.keys(params).forEach(function(name) {
  var value = params[name];
- if (isEmpty_(value)) {
+ if (!value) {
  throw Utilities.formatString('%s is required.', name);
  }
  });
 }
 
-/**
- * Returns true if the given value is empty, false otherwise. An empty value is one of
- * null, undefined, a zero-length string, a zero-length array or an object with no keys.
- * @param {?} value The value to test.
- * @returns {boolean} True if the value is empty, false otherwise.
- * @private
- */
-function isEmpty_(value) {
- return value === null || value === undefined ||
- ((_.isObject(value) || _.isString(value)) && _.isEmpty(value));
-}
-
 /**
  * Gets the time in seconds, rounded down to the nearest second.
  * @param {Date} date The Date object to convert.