cline/ruler

Fluent rule engine with proposition-based evaluation and 50+ operators for building conditional business logic

3.1.0 2025-12-13 04:45 UTC

Requires

• php: ^8.5.0
• mtdowling/jmespath.php: ^2.8
• symfony/expression-language: ^7.4.0

Requires (Dev)

• cline/coding-standard: ^1.5.7
• ergebnis/composer-normalize: ^2.48.2
• orchestra/testbench: ^10.8
• pestphp/pest: ^4.1.6
• pestphp/pest-plugin-laravel: ^4.0
• pestphp/pest-plugin-type-coverage: ^4.0.3
• symfony/var-dumper: ^7.4.0

MIT

• Brian Faust

• php
• DSL
• Context
• Evaluation
• fluent-interface
• operators
• rule-engine
• business-rules
• conditional-logic
• proposition

README

Fluent rule engine with proposition-based evaluation and 50+ operators for building conditional business logic.

Requirements

Requires PHP 8.4+

Installation

composer require cline/ruler

Documentation

• Getting Started - Installation and basic usage
• Operators - 50+ comparison, math, set operators
• Rules and Context - Rule composition and dynamic context
• Text-Based DSL - Wirefilter-style text syntax
• DSL Implementations - All five DSL options compared

Change log

Please see CHANGELOG for more information on what has changed recently.

Contributing

Please see CONTRIBUTING and CODE_OF_CONDUCT for details.

Security

If you discover any security related issues, please use the GitHub security reporting form rather than the issue queue.

Credits

• Brian Faust
• bobthecow/Ruler
• All Contributors

License

The MIT License. Please see License File for more information.