magento2-linter

# Magento 2 Linter This skill runs automated code quality checks to verify Magento 2 coding standards compliance. ## Related Skills **REQUIRED BACKGROUND:** Load `magento2-dev-core` first — this skill validates code against the coding/security standards that skill defines, and its patterns are what you fix findings with. Part of the QA trio with `magento2-security-scan` (deeper vulnerability scanning) and `magento2-performance-audit` (runtime/infrastructure checks) — run all three before a release. Fix findings using the patterns in `magento2-dev-core` (or the relevant frontend/backend/Hyvä skill). ## Prerequisites Ensure the project has required tools: ```bash # PHPCS (Magento Coding Standard) composer require --dev magento/magento-coding-standard --no-interaction # PHPStan (Magento extension) composer require --dev bitexpert/phpstan-magento --no-interaction ``` ## Capabilities ### 1. PHPCS (Magento2 Ruleset) Runs the official Magento coding standard against PHP, PHTML, and XML files. **What it checks:** - PSR-12 compliance - Magento-specific patterns (class names, method names, property names) - License headers - Docblock completeness - Line length limits ### 2. PHPStan (Static Analysis) Runs deep static analysis with Magento magic class handling. **What it checks:** - Type safety violations - Undefined method/property access - Dead code detection - Logic errors - Unused parameters ### 3. Security Pattern Detection Scans for common anti-patterns that PHPCS ...