addChecked method

Uint64 addChecked(
  1. Uint64 other
)

Implementation

Uint64 addChecked(Uint64 other) {
   final res = value + other.value;
   if ((res ^ 0x8000000000000000) < (value ^ 0x8000000000000000)) {
      throw StateError('Uint64 addition overflow');
   }
   return Uint64.from(res);
}