Nelmio\Alice\Generator\Resolver\Value\Chainable\ParameterValueResolver::canResolve PHP Method

    public function canResolve(ValueInterface $value) : bool
    {
        return $value instanceof ParameterValue;
    }

 public function testCanResolveVariableValues()
 {
     $resolver = new ParameterValueResolver();
     $this->assertTrue($resolver->canResolve(new ParameterValue('')));
     $this->assertFalse($resolver->canResolve(new FakeValue()));
 }