operator [] method
Implementation
@override
Object? operator [](key) => switch (key) {
'format' => format.index,
'setup' => bitsToInt([
isImmutable,
isUnique,
isIndex,
isPrivate,
canNull,
skipCreate,
]),
'def' => def,
'ui' => super[key] ?? 'input',
_ => super[key],
};