/**
* Configures a Mapper object for the given Keys
*
* The Mapper object can be configured externally by being returned and, as it is stored as a reference,
* will be shared across all "mapped" keys.
*
* @param string[] $keys
* @return Mapper
*
* @throws InvalidKeyException
*/
public function map(...$keys)
{
$mapper = $this->factory_mapper->createNew();
array_walk($keys, function ($key) use($mapper) {
$this->checkKeyExists($key);
$this->mappers[$key] = $mapper;
});
return $mapper;
}
/**
* @test
* @uses \Improv\Configuration\Test\Fixtures\ValidMapper
*/
public function injectedMapperClass()
{
$sut = new MapperFactory(ValidMapper::class);
self::assertInstanceOf(ValidMapper::class, $sut->createNew());
}