Refactor email generation to use Randomizer (#37)

GautierDele · web-flow · commit 5b7b6397ebe2 · 2025-12-18T09:59:31.000+01:00
Updated the email generation method to use a Randomizer instance for better randomness.
diff --git a/content/1.getting-started/7.custom-extension.md b/content/1.getting-started/7.custom-extension.md
@@ -13,12 +13,15 @@ class CustomEmailExtension extends Extension
 {
     public function generateRandomEmail(string $domainName): mixed
     {
-        $localPart = strtolower(bin2hex(random_bytes(4)));
+        $randomBytes = $this->randomizer->getBytes(4);
+        $localPart = strtolower(bin2hex($randomBytes));
         return $localPart . '@' . $domainName;
     }
 }
 ```
 
+`$this->randomizer` is the PHP 8 [Randomizer instance](https://www.php.net/manual/en/class.random-randomizer.php)
+
 You'll also need to load your extension into Faker
 ```php
 faker()->resolveExtensions([CustomEmailExtension::class])

Original file line number	Diff line number	Diff line change
`@@ -13,12 +13,15 @@ class CustomEmailExtension extends Extension`
`13`	`13`	`{`
`14`	`14`	`public function generateRandomEmail(string $domainName): mixed`
`15`	`15`	`{`
`16`		`- $localPart = strtolower(bin2hex(random_bytes(4)));`
	`16`	`+ $randomBytes = $this->randomizer->getBytes(4);`
	`17`	`+ $localPart = strtolower(bin2hex($randomBytes));`
`17`	`18`	`return $localPart . '@' . $domainName;`
`18`	`19`	`}`
`19`	`20`	`}`
`20`	`21`	```
`21`	`22`
	`23`	+`$this->randomizer` is the PHP 8 [Randomizer instance](https://www.php.net/manual/en/class.random-randomizer.php)
	`24`	`+`
`22`	`25`	`You'll also need to load your extension into Faker`
`23`	`26`	```php
`24`	`27`	`faker()->resolveExtensions([CustomEmailExtension::class])`