getLineValue method

Implementation

dynamic getLineValue(String coluna) {
  if (this == null) return this;
  Map? map = this;
  List<String> colunas = coluna.split('/');
  for (int i = 0; i < colunas.length - 1; i++) {
    //vai ate o penultimo
    if (map![colunas[i]] != null) {
      map = map[colunas[i]];
    } else {
      return map[colunas[i]];
    }
  }
  return map![colunas.last];
}