Class UintCompareVisitor

internal/number.h:127–146

Implement generic numeric comparison against uint value. Delegates to double comparison if either variable is double.

// Implement generic numeric comparison against uint value.
// Delegates to double comparison if either variable is double.
struct UintCompareVisitor {
  constexpr explicit UintCompareVisitor(uint64_t v) : v(v) {}

  constexpr ComparisonResult operator()(double other) const {
    return Invert(DoubleCompareVisitor(other)(v));
  }

  constexpr ComparisonResult operator()(uint64_t other) const {
    return Compare(v, other);
  }

  constexpr ComparisonResult operator()(int64_t other) const {
    if (v > kUintToIntMax || other < 0) {
      return ComparisonResult::kGreater;
    } else {
      return Compare(v, static_cast<uint64_t>(other));
    }
  }
  uint64_t v;
};

// Implement generic numeric comparison against int value.
// Delegates to uint / double if either value is uint / double.