### Install sebastian/complexity with Composer

Source: https://github.com/sebastianbergmann/complexity/blob/main/README.md

Demonstrates how to add the sebastian/complexity library to a PHP project using Composer. It shows both project dependency and development-time dependency installation.

```bash
composer require sebastian/complexity
```

```bash
composer require --dev sebastian/complexity
```

--------------------------------

### Removed Complexity Support

Source: https://github.com/sebastianbergmann/complexity/blob/main/ChangeLog.md

Lists versions where support for specific PHP versions and components like ParentConnectingVisitor has been removed.

```PHP
This component is no longer supported on PHP 8.2
This component now requires PHP-Parser 5
This component is no longer supported on PHP 8.1
This component is no longer supported on PHP 7.3, PHP 7.4 and PHP 8.0
The ParentConnectingVisitor has been removed (it should have been marked as `@internal`)
```

--------------------------------

### Fixed Exception Handling

Source: https://github.com/sebastianbergmann/complexity/blob/main/ChangeLog.md

Details the fix for SebastianBergmann\Complexity\Exception to correctly extend \Throwable.

```PHP
SebastianBergmann\Complexity\Exception now correctly extends `\Throwable`
```

--------------------------------

### Changed Complexity Compatibility

Source: https://github.com/sebastianbergmann/complexity/blob/main/ChangeLog.md

Highlights changes in compatibility with the nikic/php-parser library and updates to static analysis tools.

```PHP
This component is now compatible with `nikic/php-parser` 5.0
This project now uses PHPStan instead of Psalm for static analysis
```

--------------------------------

### Added Complexity Methods

Source: https://github.com/sebastianbergmann/complexity/blob/main/ChangeLog.md

Details new methods added to the Complexity and ComplexityCollection classes, enhancing functionality for analyzing code complexity.

```PHP
ComplexityCollection::sortByDescendingCyclomaticComplexity()
Complexity::isFunction() and Complexity::isMethod()
ComplexityCollection::isFunction() and ComplexityCollection::isMethod()
ComplexityCollection::mergeWith()
```

--------------------------------

### Changed PHP Version Constraint

Source: https://github.com/sebastianbergmann/complexity/blob/main/ChangeLog.md

Documents the adjustment of the PHP version constraint in composer.json.

```PHP
Changed PHP version constraint in `composer.json` from `^7.3 || ^8.0` to `>=7.3`
```

--------------------------------

### Fixed Complexity Issues

Source: https://github.com/sebastianbergmann/complexity/blob/main/ChangeLog.md

Documents fixes for issues related to anonymous class processing and interface method handling in the ComplexityCalculatingVisitor.

```PHP
Anonymous classes are not processed correctly
#7: ComplexityCalculatingVisitor tries to process interface methods
```

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