protected function validateType($value)
{
parent::validateType($value);
if (!is_bool($value)) {
throw new InvalidTypeException(sprintf('Invalid type for path "%s". Expected boolean, but got %s.', $this->getPath(), json_encode($value)));
}
}
protected function configureScalarNode(ScalarNode $configNode, NodeBuilder $node)
{
if (null !== $node->normalization) {
$configNode->setNormalizationClosures($this->buildExpressions($node->normalization->before));
}
if (null !== $node->merge) {
$configNode->setAllowOverwrite($node->merge->allowOverwrite);
}
if (true === $node->default) {
$configNode->setDefaultValue($node->defaultValue);
}
if (false === $node->allowEmptyValue) {
$configNode->setAllowEmptyValue($node->allowEmptyValue);
}
$configNode->addEquivalentValue(null, $node->nullEquivalent);
$configNode->addEquivalentValue(true, $node->trueEquivalent);
$configNode->addEquivalentValue(false, $node->falseEquivalent);
}