/**
* @param int $symbolOffset
* @param int $symbolLimit
* @return array
* @throws ConsoleError
*/
private function getApplicableSymbols(int $symbolOffset, int $symbolLimit)
{
$allSymbols = SymbolCode::values();
$symbolsCount = count($allSymbols);
if ($symbolOffset > $symbolsCount) {
throw new ConsoleError(sprintf('Wrong offset. There are only %d symbol codes.', $symbolsCount));
}
return array_slice($allSymbols, $symbolOffset, $symbolLimit);
}
public function __construct($symbol)
{
parent::__construct(sprintf('Symbol %s is invalid. Valid symbols are: %s', $symbol, implode(', ', SymbolCode::values())));
}