refactor!: Move Base AuthClient Types to authclient.ts

src/auth/authclient.ts

@@ -17,7 +17,6 @@ import {Gaxios, GaxiosOptions, GaxiosPromise, GaxiosResponse} from 'gaxios';
 
 import {DefaultTransporter, Transporter} from '../transporters';
 import {Credentials} from './credentials';
-import {GetAccessTokenResponse, Headers} from './oauth2client';
 import {OriginalAndCamel, originalOrCamelOptions} from '../util';
 
 /**
@@ -260,3 +259,12 @@ export abstract class AuthClient
     return headers;
   }
 }
+
+export interface Headers {
+  [index: string]: string;
+}
+
+export interface GetAccessTokenResponse {
+  token?: string | null;
+  res?: GaxiosResponse | null;
+}

src/auth/awsclient.ts

@@ -19,8 +19,7 @@ import {
   BaseExternalAccountClient,
   BaseExternalAccountClientOptions,
 } from './baseexternalclient';
-import {Headers} from './oauth2client';
-import {AuthClientOptions} from './authclient';
+import {Headers, AuthClientOptions} from './authclient';
 
 /**
  * AWS credentials JSON interface. This is used for AWS workloads.

src/auth/awsrequestsigner.ts

@@ -14,7 +14,7 @@
 
 import {GaxiosOptions} from 'gaxios';
 
-import {Headers} from './oauth2client';
+import {Headers} from './authclient';
 import {Crypto, createCrypto, fromArrayBufferToHex} from '../crypto/crypto';
 
 type HttpMethod =

src/auth/baseexternalclient.ts

@@ -21,9 +21,8 @@ import {
 import * as stream from 'stream';
 
 import {Credentials} from './credentials';
-import {AuthClient, AuthClientOptions} from './authclient';
+import {AuthClient, AuthClientOptions, GetAccessTokenResponse, Headers} from './authclient';
 import {BodyResponseCallback} from '../transporters';
-import {GetAccessTokenResponse, Headers} from './oauth2client';
 import * as sts from './stscredentials';
 import {ClientAuthentication} from './oauth2common';
 import {SnakeToCamelObject, originalOrCamelOptions} from '../util';

src/auth/downscopedclient.ts

@@ -22,9 +22,8 @@ import * as stream from 'stream';
 
 import {BodyResponseCallback} from '../transporters';
 import {Credentials} from './credentials';
-import {AuthClient, AuthClientOptions} from './authclient';
+import {AuthClient, AuthClientOptions, GetAccessTokenResponse, Headers} from './authclient';
 
-import {GetAccessTokenResponse, Headers} from './oauth2client';
 import * as sts from './stscredentials';
 
 /**

src/auth/externalAccountAuthorizedUserClient.ts

@@ -12,8 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-import {AuthClient, AuthClientOptions} from './authclient';
-import {Headers} from './oauth2client';
+import {AuthClient, AuthClientOptions, Headers} from './authclient';
 import {
   ClientAuthentication,
   getErrorFromOAuthErrorResponse,

src/auth/googleauth.ts

@@ -28,7 +28,7 @@ import {CredentialBody, ImpersonatedJWTInput, JWTInput} from './credentials';
 import {IdTokenClient} from './idtokenclient';
 import {GCPEnv, getEnv} from './envDetect';
 import {JWT, JWTOptions} from './jwtclient';
-import {Headers, OAuth2ClientOptions} from './oauth2client';
+import {OAuth2ClientOptions} from './oauth2client';
 import {
   UserRefreshClient,
   UserRefreshClientOptions,
@@ -47,7 +47,7 @@ import {
   EXTERNAL_ACCOUNT_TYPE,
   BaseExternalAccountClient,
 } from './baseexternalclient';
-import {AuthClient, AuthClientOptions, DEFAULT_UNIVERSE} from './authclient';
+import {AuthClient, AuthClientOptions, DEFAULT_UNIVERSE, Headers} from './authclient';
 import {
   EXTERNAL_ACCOUNT_AUTHORIZED_USER_TYPE,
   ExternalAccountAuthorizedUserClient,

src/auth/idtokenclient.ts

@@ -13,8 +13,8 @@
 // limitations under the License.
 
 import {Credentials} from './credentials';
+import {Headers} from './authclient';
 import {
-  Headers,
   OAuth2Client,
   OAuth2ClientOptions,
   RequestMetadataResponse,

src/auth/jwtaccess.ts

@@ -16,7 +16,7 @@ import * as jws from 'jws';
 import * as stream from 'stream';
 
 import {JWTInput} from './credentials';
-import {Headers} from './oauth2client';
+import {Headers} from './authclient';
 import {LRUCache} from '../util';
 
 const DEFAULT_HEADER: jws.Header = {

src/auth/oauth2client.ts

@@ -25,7 +25,7 @@ import * as formatEcdsa from 'ecdsa-sig-formatter';
 import {createCrypto, JwkCertificate, hasBrowserCrypto} from '../crypto/crypto';
 import {BodyResponseCallback} from '../transporters';
 
-import {AuthClient, AuthClientOptions} from './authclient';
+import {AuthClient, AuthClientOptions, GetAccessTokenResponse, Headers} from './authclient';
 import {CredentialRequest, Credentials} from './credentials';
 import {LoginTicket, TokenPayload} from './loginticket';
 /**
@@ -54,10 +54,6 @@ export interface PublicKeys {
   [index: string]: string;
 }
 
-export interface Headers {
-  [index: string]: string;
-}
-
 export enum CodeChallengeMethod {
   Plain = 'plain',
   S256 = 'S256',
@@ -336,11 +332,6 @@ export interface GetAccessTokenCallback {
   ): void;
 }
 
-export interface GetAccessTokenResponse {
-  token?: string | null;
-  res?: GaxiosResponse | null;
-}
-
 export interface RefreshAccessTokenCallback {
   (
     err: GaxiosError | null,

src/auth/passthrough.ts

@@ -13,8 +13,7 @@
 // limitations under the License.
 
 import {GaxiosOptions} from 'gaxios';
-import {AuthClient} from './authclient';
-import {GetAccessTokenResponse, Headers} from './oauth2client';
+import {AuthClient, GetAccessTokenResponse, Headers} from './authclient';
 
 /**
  * An AuthClient without any Authentication information. Useful for:

src/auth/stscredentials.ts

@@ -16,7 +16,7 @@ import {GaxiosError, GaxiosOptions, GaxiosResponse} from 'gaxios';
 import * as querystring from 'querystring';
 
 import {DefaultTransporter, Transporter} from '../transporters';
-import {Headers} from './oauth2client';
+import {Headers} from './authclient';
 import {
   ClientAuthentication,
   OAuthClientAuthHandler,

test/externalclienthelper.ts

@@ -15,7 +15,7 @@
 import * as assert from 'assert';
 import * as nock from 'nock';
 import * as qs from 'querystring';
-import {GetAccessTokenResponse} from '../src/auth/oauth2client';
+import {GetAccessTokenResponse} from '../src/auth/authclient';
 import {OAuthErrorResponse} from '../src/auth/oauth2common';
 import {StsSuccessfulResponse} from '../src/auth/stscredentials';
 import {

test/test.downscopedclient.ts

@@ -31,7 +31,7 @@ import {
   OAuthErrorResponse,
   getErrorFromOAuthErrorResponse,
 } from '../src/auth/oauth2common';
-import {GetAccessTokenResponse, Headers} from '../src/auth/oauth2client';
+import {GetAccessTokenResponse, Headers} from '../src/auth/authclient';
 
 nock.disableNetConnect();
 

test/test.oauth2common.ts

@@ -17,7 +17,7 @@ import {describe, it} from 'mocha';
 import * as assert from 'assert';
 import * as querystring from 'querystring';
 
-import {Headers} from '../src/auth/oauth2client';
+import {Headers} from '../src/auth/authclient';
 import {
   ClientAuthentication,
   OAuthClientAuthHandler,