fix autoInject docs. Closes #1216

lib/autoInject.js

@@ -50,12 +50,8 @@ function parseParams(func) {
  *   arguments of those parameters.
  * @param {Function} [callback] - An optional callback which is called when all
  * the tasks have been completed. It receives the `err` argument if any `tasks`
- * pass an error to their callback. The remaining parameters are task names
- * whose results you are interested in. This callback will only be called when
- * all tasks have finished or an error has occurred, and so do not specify
- * dependencies in the same way as `tasks` do. If an error occurs, no further
- * `tasks` will be performed, and `results` will only be valid for those tasks
- * which managed to complete. Invoked with (err, [results...]).
+ * pass an error to their callback, and a `results` object with any completed
+ * task results, similar to `auto`.
  * @example
  *
  * //  The example from `auto` can be rewritten as follows:
@@ -79,17 +75,16 @@ function parseParams(func) {
  *         // write_file contains the filename returned by write_file.
  *         callback(null, {'file':write_file, 'email':'user@example.com'});
  *     }
- * }, function(err, email_link) {
+ * }, function(err, results) {
  *     console.log('err = ', err);
- *     console.log('email_link = ', email_link);
+ *     console.log('email_link = ', results.email_link);
  * });
  *
  * // If you are using a JS minifier that mangles parameter names, `autoInject`
  * // will not work with plain functions, since the parameter names will be
  * // collapsed to a single letter identifier.  To work around this, you can
  * // explicitly specify the names of the parameters your task function needs
- * // in an array, similar to Angular.js dependency injection.  The final
- * // results callback can be provided as an array in the same way.
+ * // in an array, similar to Angular.js dependency injection.
  *
  * // This still has an advantage over plain `auto`, since the results a task
  * // depends on are still spread into arguments.
@@ -102,10 +97,10 @@ function parseParams(func) {
  *         callback(null, {'file':write_file, 'email':'user@example.com'});
  *     }]
  *     //...
- * }, ['email_link', function(err, email_link) {
+ * }, function(err, results) {
  *     console.log('err = ', err);
- *     console.log('email_link = ', email_link);
- * }]);
+ *     console.log('email_link = ', results.email_link);
+ * });
  */
 export default function autoInject(tasks, callback) {
     var newTasks = {};