validateHizbNumber static method

void validateHizbNumber(
  1. int hizbNumber
)

Validate Hizb number (1-60)

Implementation

static void validateHizbNumber(int hizbNumber) {
  if (hizbNumber < 1 || hizbNumber > 60) {
    throw ArgumentError(
        'Hizb number must be between 1 and 60, got: $hizbNumber');
  }
}