exception handling in constructor demo

.gitignore

vendor
composer.lock
example.log

composer.json

{
    "name": "example/example",
    "description": "an example",
    "require": {
        "monolog/monolog": "^1.17"
    },
    "autoload": {
        "psr-4": {
            "example\\example\\": "Foo"
        }
    }

}

Foo.php

<?php
namespace Example;

class Foo {

  private $logger;
    
  public function __construct(\Psr\Log\LoggerInterface $logger) {
      $this->logger = $logger;
  }
  public function bar($baz) {
      $this->logger->addDebug($baz);
  }
    
}

index.php

<?php

require "vendor/autoload.php";
require "Foo.php";

use Monolog\Logger;
use Monolog\Handler\StreamHandler;

// create a log channel
$log = new Logger('name');
$log->pushHandler(new StreamHandler('example.log', Logger::DEBUG));

$foo = new Foo($log);

$foo->bar("qux");