toStringPrinter property
Override and call super to add values to the ObjectPrinter.
Implementation
@override
ObjectPrinter get toStringPrinter => super.toStringPrinter
..addValue(base, name: 'base')
..addValue(characters, name: 'characters')
..addValue(padding, name: 'padding')
..addValue(separator, name: 'separator')
..addValue(sign, name: 'sign');