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Code Issues Releases Wiki Activity

Partially prevent circular references in the handler chain

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This commit is contained in:
Jordi Boggiano
2011-02-24 22:14:00 +01:00
parent f4e85e9412
commit 1983270611
1 changed files with 3 additions and 0 deletions
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src/Monolog/Logger.php
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@@ -72,6 +72,9 @@ class Logger
public function pushHandler(HandlerInterface $handler) public function pushHandler(HandlerInterface $handler)
{ {
if ($this->handler) { if ($this->handler) {
if ($this->handler === $handler) {
throw new \UnexpectedValueException('Circular reference, do not add the same handler instance twice.');
}
$handler->setParent($this->handler); $handler->setParent($this->handler);
} }
$this->handler = $handler; $this->handler = $handler;