Function rawUnnormalized

src/big-decimal/big-decimal.ts:1412–1417

* Construct a BigDecimal WITHOUT normalizing (trailing zeros not stripped). * The result may violate the normalized-uniqueness invariant, so it must be * consumed only by an operation that re-normalizes its own output (e.g. * `toPrecision`, which rounds and then calls `fromRaw`). Used by `div` to

(sig: bigint, exp: number)

 * @internal
 */
function rawUnnormalized(sig: bigint, exp: number): BigDecimal {
  const bd = Object.create(BigDecimal.prototype) as BigDecimal;
  (bd as { significand: bigint }).significand = sig;
  (bd as { exponent: number }).exponent = exp;
  return bd;
}

/**
 * Round a magnitude `mant · 10^exp` (mant ≥ 0) to `prec` significant digits.