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<?php
namespace Comprobo\Verify;

class State
{
    private $state = [];

    public function set($key, $value)
    {
        if (!is_string($key)) {
            throw new Exceptions\Misconfiguration("State keys must be strings");
        }

        $this->state[$key] = $value;
    }

    public function get($key)
    {
        return $this->state[$key];
    }

    public function has($key)
    {
        return array_key_exists($key, $this->state);
    }
}