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[doc] add state machine example #5

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makasim opened this issue Sep 28, 2017 · 0 comments
Open

[doc] add state machine example #5

makasim opened this issue Sep 28, 2017 · 0 comments

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@makasim
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makasim commented Sep 28, 2017

https://twitter.com/maksim_ka2/status/913404270732615680

<?php
    public function can(string $nodeLabel, string $action): bool
    {
        $stateNode = null;
        foreach ($this->process->getNodes() as $node) {
            if ($node->getLabel() === $nodeLabel) {
                $stateNode = $node;
            }
        }

        if (false == $stateNode) {
            throw new \LogicException();
        }

        return (bool) $this->process->getOutTransitionsWithName($stateNode, $action);
    }
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