Fix return type for GetAccessTokenFromCode (#454)

* Fix return type for GetAccessTokenFromCode
- Fix for [#[447](#447)]

Author: rogebrd

generator/typescript/index.d.tstemplate

@@ -41,8 +41,9 @@ export class DropboxAuth {
    * @param redirectUri A URL to redirect the user to after authenticating.
    *   This must be added to your app through the admin interface.
    * @param code An OAuth2 code.
+   * @returns {Object} An object containing the token and related info (if applicable)
    */
-  getAccessTokenFromCode(redirectUri: string, code: string): Promise<DropboxResponse<string>>;
+  getAccessTokenFromCode(redirectUri: string, code: string): Promise<DropboxResponse<object>>;
 
   /**
    * Get a URL that can be used to authenticate users for the Dropbox API.

src/auth.js

@@ -234,6 +234,7 @@ export default class DropboxAuth {
    * @arg {String} redirectUri - A URL to redirect the user to after
    * authenticating. This must be added to your app through the admin interface.
    * @arg {String} code - An OAuth2 code.
+   * @returns {Object} An object containing the token and related info (if applicable)
   */
   getAccessTokenFromCode(redirectUri, code) {
     const clientId = this.getClientId();

types/index.d.ts

@@ -41,8 +41,9 @@ export class DropboxAuth {
    * @param redirectUri A URL to redirect the user to after authenticating.
    *   This must be added to your app through the admin interface.
    * @param code An OAuth2 code.
+   * @returns {Object} An object containing the token and related info (if applicable)
    */
-  getAccessTokenFromCode(redirectUri: string, code: string): Promise<DropboxResponse<string>>;
+  getAccessTokenFromCode(redirectUri: string, code: string): Promise<DropboxResponse<object>>;
 
   /**
    * Get a URL that can be used to authenticate users for the Dropbox API.