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vendor/composer/spdx-licenses/README.md

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+composer/spdx-licenses
+======================
+
+SPDX (Software Package Data Exchange) licenses list and validation library.
+
+Originally written as part of [composer/composer](https://github.com/composer/composer),
+now extracted and made available as a stand-alone library.
+
+[![Build Status](https://travis-ci.org/composer/spdx-licenses.svg?branch=master)](https://travis-ci.org/composer/spdx-licenses)
+
+Installation
+------------
+
+Install the latest version with:
+
+```bash
+$ composer require composer/spdx-licenses
+```
+
+Basic Usage
+-----------
+
+```php
+<?php
+
+use Composer\Spdx\SpdxLicenses;
+
+$licenses = new SpdxLicenses();
+
+// get a license by identifier
+$licenses->getLicenseByIdentifier('MIT');
+
+// get a license exception by identifier
+$licenses->getExceptionByIdentifier('Autoconf-exception-3.0');
+
+// get a license identifier by name
+$licenses->getIdentifierByName('MIT License');
+
+// check if a license is OSI approved by identifier
+$licenses->isOsiApprovedByIdentifier('MIT');
+
+// check if a license identifier is deprecated
+$licenses->isDeprecatedByIdentifier('MIT');
+
+// check if input is a valid SPDX license expression
+$licenses->validate($input);
+```
+
+> Read the [specifications](https://spdx.org/specifications)
+> to find out more about valid license expressions.
+
+Requirements
+------------
+
+* PHP 5.3.2 is required but using the latest version of PHP is highly recommended.
+
+License
+-------
+
+composer/spdx-licenses is licensed under the MIT License, see the LICENSE file for details.
+
+Source
+------
+
+License information is curated by [SPDX](https://spdx.org/). The data is pulled from the
+[License List Data](https://github.com/spdx/license-list-data) repository.
+
+* [Licenses](https://spdx.org/licenses/index.html)
+* [License Exceptions](https://spdx.org/licenses/exceptions-index.html)