/**
* does $path point to a valid piece of data inside $container?
*
* @param mixed $container
* the container to look inside
* @param string $path
* the dot.notation.support path to walk
* @return boolean
* TRUE if $path points to a vlaid piece of data
* FALSE otherwise
*/
public static function in($container, $path)
{
RequireReadableContainer::check($container);
$method = self::lookupMethodFor($container, self::$dispatchTable);
return self::$method($container, $path);
}
/**
* @covers ::check
* @dataProvider provideNonReadableContainers
* @expectedException GanbaroDigital\DataContainers\Exceptions\E4xx_UnsupportedType
*/
public function testRejectsNonReadableContainersWhenCalledStatically($item)
{
// ----------------------------------------------------------------
// setup your test
// ----------------------------------------------------------------
// perform the change
RequireReadableContainer::check($item);
}
/**
* extract a value from a container, using dot.notation.support
*
* @param mixed $item
* the container to extract from
* @param string $path
* the dot.notation.support path to walk
* @return mixed
* whatever we find when we walk the path
*/
public static function from($item, $path)
{
// robustness!
RequireReadableContainer::check($item, E4xx_UnsupportedType::class);
if (IsAssignable::check($item)) {
return self::fromObject($item, $path);
}
return self::fromArray($item, $path);
}
