import { Decimal } from "decimal.js";
import { type NumberFormatInternal } from "../types/number.js";
/**
* The abstract operation ComputeExponent computes an exponent (power of ten) by which to scale x
* according to the number formatting settings. It handles cases such as 999 rounding up to 1000,
* requiring a different exponent.
*
* NOT IN SPEC: it returns [exponent, magnitude].
*/
export declare function ComputeExponent(internalSlots: NumberFormatInternal, x: Decimal): [number, number];