# gianism/trunk/vendor/google/auth/src/ExternalAccountCredentialSourceInterface.php

Gianism, version trunk. 24 lines.

- Page: https://pluginprobe.com/plugins/gianism/trunk/code/vendor/google/auth/src/ExternalAccountCredentialSourceInterface.php
- Raw: https://pluginprobe.com/plugins/gianism/trunk/raw/vendor/google/auth/src/ExternalAccountCredentialSourceInterface.php
- Modified: 2025-10-01T06:45:14+00:00

Line numbers below start at 1. Link to a line or a range by appending a fragment to the
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```php
<?php
/*
 * Copyright 2023 Google Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

namespace Google\Auth;

interface ExternalAccountCredentialSourceInterface
{
    public function fetchSubjectToken(?callable $httpHandler = null): string;
}

```