laravel migration: column preg_match can be null $columns->sql

[eelco2k]

in some edge cases where you check for a column and the column does not exists it returns an error:

Schema::hasColumn("carts", 'order_id');

 ErrorException 

  Attempt to read property "sql" on null

  at vendor/turso/libsql-laravel/src/Database/LibsqlSchemaBuilder.php:89
     85▕ 
     86▕         $columns = $this->connection->selectOne("SELECT sql FROM sqlite_master WHERE type='table' AND name='{$table}'");
     87▕ 
     88▕         $pattern = '/(?:\(|,)\s*[\'"`]?([a-zA-Z_][a-zA-Z0-9_]*)[\'"`]?\s+[a-zA-Z]+/i';
  ➜  89▕         preg_match_all($pattern, $columns->sql, $matches);
     90▕         $columnMatches = $matches[1] ?? [];
     91▕ 
     92▕         $delctypes = stdClassToArray($data);
     93▕         foreach ($delctypes as $key => $value) {

      +28 vendor frames 

  29  artisan:35
      Illuminate\Foundation\Console\Kernel::handle(Object(Symfony\Component\Console\Input\ArgvInput), Object(Symfony\Component\Console\Output\ConsoleOutput))

should check if is not null ??

if (!empty($columns->sql)) {
  ...
}