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symfony logoerror-handler

Provides tools to manage errors and ease debugging PHP code

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Top Related Projects

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PHP errors for cool kids

💥 Collision is a beautiful error reporting tool for command-line applications

A beautiful error page for Laravel apps

The official PHP SDK for Sentry (sentry.io)

Quick Overview

The symfony/error-handler is a component of the Symfony PHP framework that provides advanced error and exception handling capabilities. It offers tools for debugging, logging, and presenting errors in a user-friendly manner, enhancing the developer experience and application stability.

Pros

  • Comprehensive error handling with detailed stack traces and debug information
  • Customizable error pages for different environments (dev, prod)
  • Integration with Symfony's logging and debugging components
  • Support for handling fatal errors and exceptions

Cons

  • Primarily designed for use within the Symfony ecosystem
  • May require additional configuration for optimal use in non-Symfony projects
  • Learning curve for developers new to Symfony's error handling approach
  • Potential performance overhead in production environments if not properly configured

Code Examples

  1. Basic error handler setup:
use Symfony\Component\ErrorHandler\Debug;

Debug::enable();

This code enables Symfony's error handler, which replaces PHP's default error handling.

  1. Customizing error output:
use Symfony\Component\ErrorHandler\ErrorRenderer\HtmlErrorRenderer;

$errorHandler = new ErrorHandler(
    null,
    new HtmlErrorRenderer(['debug' => true])
);
$errorHandler->register();

This example sets up a custom error handler with HTML rendering for debugging.

  1. Handling exceptions:
use Symfony\Component\ErrorHandler\Exception\FlattenException;

try {
    // Some code that might throw an exception
} catch (\Exception $exception) {
    $flattenException = FlattenException::createFromThrowable($exception);
    // Handle or log the flattened exception
}

This code demonstrates how to use the FlattenException class to handle exceptions in a more manageable format.

Getting Started

To use symfony/error-handler in your project:

  1. Install the package via Composer:

    composer require symfony/error-handler
    
  2. Enable the error handler in your PHP script:

    use Symfony\Component\ErrorHandler\Debug;
    
    Debug::enable();
    
  3. For more advanced configuration, refer to the Symfony documentation on error handling.

Competitor Comparisons

7,265

Provides tools to ease debugging PHP code

Pros of debug

  • More established and mature package with a longer history
  • Simpler API for basic error handling and debugging tasks
  • Better compatibility with older Symfony versions

Cons of debug

  • No longer actively maintained (deprecated)
  • Lacks some advanced features found in error-handler
  • May not receive security updates or bug fixes

Code Comparison

debug:

use Symfony\Component\Debug\Debug;

Debug::enable();

error-handler:

use Symfony\Component\ErrorHandler\Debug;

Debug::enable();

The basic usage is similar, but error-handler provides more advanced configuration options and features.

Key Differences

  • error-handler is the successor to debug, offering improved functionality and ongoing support
  • error-handler includes enhanced error handling capabilities, such as better stack trace formatting and more detailed error messages
  • debug is simpler to use for basic tasks, while error-handler provides more flexibility and control over error handling behavior

Recommendation

For new projects or those using recent Symfony versions, error-handler is the recommended choice due to its active development and improved features. However, projects using older Symfony versions may need to stick with debug for compatibility reasons.

13,165

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Pros of Whoops

  • More visually appealing and interactive error pages
  • Easier to extend and customize
  • Lightweight and can be used independently of any framework

Cons of Whoops

  • Less integrated with Symfony ecosystem
  • May require additional setup for advanced features
  • Not as actively maintained as Error Handler

Code Comparison

Whoops:

$whoops = new \Whoops\Run;
$whoops->pushHandler(new \Whoops\Handler\PrettyPageHandler);
$whoops->register();

Error Handler:

use Symfony\Component\ErrorHandler\Debug;

Debug::enable();

Key Differences

  • Whoops focuses on providing a rich, interactive error page for developers
  • Error Handler is more tightly integrated with Symfony components
  • Whoops is framework-agnostic, while Error Handler is optimized for Symfony
  • Error Handler provides more advanced features like error logging and exception handling

Use Cases

  • Whoops: Ideal for standalone PHP projects or when a more visually appealing error page is desired
  • Error Handler: Best suited for Symfony projects or when deeper integration with Symfony components is needed

Community and Maintenance

  • Whoops has a larger community following but less frequent updates
  • Error Handler is actively maintained as part of the Symfony project, ensuring compatibility with the latest PHP versions and Symfony releases

💥 Collision is a beautiful error reporting tool for command-line applications

Pros of Collision

  • More visually appealing and user-friendly error output
  • Includes interactive REPL for debugging
  • Integrates well with Laravel and PHPUnit

Cons of Collision

  • Less mature and less widely adopted than Error Handler
  • May have more dependencies and overhead
  • Limited to CLI environments, not suitable for web applications

Code Comparison

Error Handler:

use Symfony\Component\ErrorHandler\Debug;

Debug::enable();

Collision:

use NunoMaduro\Collision\Provider;

(new Provider)->register();

Both libraries aim to improve error handling and debugging in PHP applications, but they have different focuses. Error Handler is part of the Symfony ecosystem and provides robust error handling for both web and CLI environments. Collision, on the other hand, specializes in enhancing CLI error reporting with a more visually appealing and interactive approach.

Error Handler offers more flexibility and broader application, while Collision excels in providing a developer-friendly experience for command-line debugging, particularly in Laravel projects. The choice between the two depends on the specific needs of your project and your preferred development environment.

A beautiful error page for Laravel apps

Pros of Ignition

  • More user-friendly error pages with interactive stack traces
  • Built-in solution suggestions for common errors
  • Seamless integration with Laravel framework

Cons of Ignition

  • Primarily focused on Laravel, less versatile for other PHP projects
  • Heavier package with more dependencies

Code Comparison

Ignition error handling:

use Facade\Ignition\Exceptions\ViewException;

try {
    // Your code here
} catch (ViewException $e) {
    report($e);
    return view('errors.view', ['exception' => $e]);
}

Error Handler error handling:

use Symfony\Component\ErrorHandler\ErrorHandler;

ErrorHandler::register();

try {
    // Your code here
} catch (\Exception $e) {
    echo $e->getMessage();
}

Key Differences

  • Ignition provides a more comprehensive error reporting solution, especially for Laravel applications
  • Error Handler is more lightweight and framework-agnostic
  • Ignition offers more advanced features like solution suggestions and query debugging
  • Error Handler is part of the Symfony ecosystem, making it a natural choice for Symfony projects

Use Cases

  • Choose Ignition for Laravel projects or when detailed, interactive error pages are needed
  • Opt for Error Handler in Symfony projects or when a simpler, lightweight error handling solution is sufficient

The official PHP SDK for Sentry (sentry.io)

Pros of sentry-php

  • Provides comprehensive error tracking and performance monitoring
  • Offers real-time alerts and detailed error reports
  • Integrates with various frameworks and platforms beyond PHP

Cons of sentry-php

  • Requires external service dependency (Sentry.io)
  • May have a steeper learning curve for initial setup
  • Can potentially impact application performance due to data transmission

Code Comparison

sentry-php:

\Sentry\init(['dsn' => 'https://examplePublicKey@o0.ingest.sentry.io/0']);

try {
    thisFunctionWillThrowAnException();
} catch (\Throwable $exception) {
    \Sentry\captureException($exception);
}

error-handler:

use Symfony\Component\ErrorHandler\Debug;

Debug::enable();

try {
    thisFunctionWillThrowAnException();
} catch (\Throwable $exception) {
    // Handle the exception
}

Key Differences

  • sentry-php focuses on remote error tracking and analysis, while error-handler is primarily for local debugging and error handling
  • error-handler is part of the Symfony ecosystem, making it a natural choice for Symfony projects
  • sentry-php offers more extensive features for error monitoring and performance tracking across multiple environments

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README

ErrorHandler Component

The ErrorHandler component provides tools to manage errors and ease debugging PHP code.

Getting Started

composer require symfony/error-handler
use Symfony\Component\ErrorHandler\Debug;
use Symfony\Component\ErrorHandler\ErrorHandler;
use Symfony\Component\ErrorHandler\DebugClassLoader;

Debug::enable();

// or enable only one feature
//ErrorHandler::register();
//DebugClassLoader::enable();

// If you want a custom generic template when debug is not enabled
// HtmlErrorRenderer::setTemplate('/path/to/custom/error.html.php');

$data = ErrorHandler::call(static function () use ($filename, $datetimeFormat) {
    // if any code executed inside this anonymous function fails, a PHP exception
    // will be thrown, even if the code uses the '@' PHP silence operator
    $data = json_decode(file_get_contents($filename), true);
    $data['read_at'] = date($datetimeFormat);
    file_put_contents($filename, json_encode($data));

    return $data;
});

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