/**
* extract all but the end of a dot.notation.support string
*
* @param string $dotNotation
* the string to extract from
* @param int $start
* which part do we want to start from?
* @param int $len
* how many parts do we want?
* @return string
* the extracted parts
*/
public static function fromString($dotNotation, $start, $len)
{
// robustness!
RequireStringy::check($dotNotation, E4xx_UnsupportedType::class);
RequireInteger::check($start, E4xx_UnsupportedType::class);
RequireInteger::check($len, E4xx_UnsupportedType::class);
$parts = explode(".", (string) $dotNotation);
$parts = array_slice($parts, (int) $start, (int) $len);
return implode(".", $parts);
}
/**
* @covers ::check
* @dataProvider provideNonIntegers
* @expectedException GanbaroDigital\Reflection\Exceptions\E4xx_UnsupportedType
*/
public function testRejectsNonIntegersWhenCalledStatically($item)
{
// ----------------------------------------------------------------
// setup your test
// ----------------------------------------------------------------
// perform the change
RequireInteger::check($item);
}
