//#region src/shared/reconciliation.d.ts
/** Compare exact unsigned integer strings without narrowing them to a JS number. */
declare function compareUnsignedIntegerStrings(left: string, right: string): -1 | 0 | 1;
/**
 * Decide whether a realtime/snapshot entity update should replace the current
 * value. Once the current value is versioned, an unversioned update cannot
 * replace it. When both timestamps are known, only a strictly newer update
 * applies; equal values are replays. Two unversioned values preserve legacy
 * last-write behavior.
 */
declare function shouldApplyReconciliationUpdate(existingTimestampNs: string | undefined, incomingTimestampNs: string | undefined): boolean;
//#endregion
export { compareUnsignedIntegerStrings, shouldApplyReconciliationUpdate };
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