Edit File: EmitterAwareTrait.php
<?php namespace League\Event; trait EmitterAwareTrait { /** * The emitter instance. * * @var EmitterInterface|null */ protected $emitter; /** * Set the Emitter. * * @param EmitterInterface|null $emitter * * @return $this */ public function setEmitter(EmitterInterface $emitter = null) { $this->emitter = $emitter; return $this; } /** * Get the Emitter. * * @return EmitterInterface */ public function getEmitter() { if (! $this->emitter) { $this->emitter = new Emitter(); } return $this->emitter; } }
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