protected function processPendingSignals()
    {
        while ($this->pendingSignals) {
            $signal = Arr::first($this->pendingSignals);

            $this->{$signal}();

            unset($this->pendingSignals[$signal]);
        }
    }
protected function processPendingSignals()
    {
        while ($this->pendingSignals) {
            $signal = Arr::first($this->pendingSignals);

            $this->{$signal}();

            unset($this->pendingSignals[$signal]);
        }
    }
protected function processPendingSignals ( ) { while ( $ this -> pendingSignals ) { $ signal = Arr :: first ( $ this -> pendingSignals ) ; $ this -> { $ signal } ( ) ; unset ( $ this -> pendingSignals [ $ signal ] ) ; } }
Process the pending signals.

@return void
Process the pending signals .