/**
* Creates a mapping object.
*
* @param Mapping[] $children An array of mapping objects
* @param callable $apply The apply function
* @param callable $unapply The unapply function
*
* @return Mapping
*/
public function mapping(array $children = [], callable $apply = null, callable $unapply = null)
{
$mapping = new Mapping(new Emitter(), $this->extensions);
foreach ($children as $name => $child) {
$mapping->addChild($name, $child);
}
$mapping->transform(new Transformer\CallbackTransformer($apply, $unapply));
return $mapping;
}
/**
* Creates a mapping from given type.
*
* @param string $type The type
*
* @return Mapping
*/
public function of($type)
{
$isArray = '[]' === substr($type, -2);
if ($isArray) {
$type = substr($type, 0, -2);
}
if (array_key_exists($type, $this->mappings)) {
$mapping = clone $this->mappings[$type];
} else {
$refl = new \ReflectionClass($type);
$mapping = new Mapping(new Emitter(), $this->extensions);
foreach ($refl->getProperties() as $prop) {
if ($child = $this->mappingFromProp($prop)) {
$mapping->addChild($prop->getName(), $child);
}
}
$mapping->transformTo($type);
$this->mappings[$type] = clone $mapping;
}
if ($isArray) {
$mapping = $mapping->multiple();
}
return $mapping;
}