subtractObject method

Hora subtractObject(
  1. Map<String, dynamic> map
)

Subtracts duration specified by a map.

Implementation

Hora subtractObject(Map<String, dynamic> map) {
  // Negate all values
  final negated = <String, dynamic>{};
  for (final entry in map.entries) {
    final value = entry.value;
    if (value is num) {
      negated[entry.key] = -value;
    }
  }
  return addObject(negated);
}