fromString static method

Reference? fromString(
  1. String value
)

Implementation

static Reference? fromString(String value) {
  final list = value.trim().split(":");
  if (list.isEmpty || list.length > 2) return null;
  return Reference(
      file: File(list.removeAt(0)),
      row: (list.isNotEmpty) ? int.parse(list[0]) : null);
}