printRow method Null safety

Future<void> printRow(
  1. {required List<ColumnMaker> cols}
)

printRow

This method will print a row based in a list of ColumnMaker.

Implementation

static Future<void> printRow({required List<ColumnMaker> cols}) async {
  final _jsonCols = List<Map<String, String>>.from(
      cols.map<Map<String, String>>((ColumnMaker col) => col.toJson()));
  Map<String, dynamic> arguments = <String, dynamic>{
    "cols": json.encode(_jsonCols)
  };
  await _channel.invokeMethod("PRINT_ROW", arguments);
}