QA
Intermediate LevelPHP 8+

How do you configure custom Composer build scripts and event hooks in composer.json?

❓ Interview Prompt: Explain Composer scripts, event hooks (post-install-cmd, post-update-cmd), custom CLI shortcuts, and environment setup automation.

Composer is not just a dependency manager; it acts as a build tool for PHP projects via Composer Scripts.

Key Script Capabilities:

1
CLI Command Shortcuts: Create custom script shortcuts (e.g. 'composer test' to run PHPUnit, or 'composer format' to run PHP-CS-Fixer).
2
Automated Event Hooks: Trigger PHP scripts or shell commands automatically on events like 'post-install-cmd' or 'post-autoload-dump'.

Code Implementation Example

json
{
  "name": "company/app",
  "scripts": {
    "test": "phpunit --colors=always",
    "check-style": "phpcs --standard=PSR12 src/",
    "post-install-cmd": [
      "@php -r "file_exists('.env') || copy('.env.example', '.env');"",
      "@php artisan migrate --force"
    ]
  }
}
💡Configuring custom Composer CLI shortcuts and automated post-install event hooks.
🎯 Interview Key Takeaway

Configure scripts in composer.json to automate testing pipelines, style checking, and post-installation setup tasks.

#Composer#Scripts#Automation#Intermediate
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