import type { StringOp } from './types';
/**
 * Transforms an operation such that the transformed operations can be
 * applied to a string in reverse order.
 *
 * ```
 * apply(apply(doc, op1), transform(op2, op1)) === apply(apply(doc, op2), transform(op1, op2))
 * ```
 *
 * @param op1 The operation to transform.
 * @param op2 The operation to transform against.
 * @returns A new operation with user intentions preserved.
 */
export declare const transform: (op1: StringOp, op2: StringOp, leftInsertFirst: boolean) => StringOp;