import type { SchemaObjectValue } from "./schema.js";
export declare function mergeDefaultsWithFormData<T = any>(defaults?: T, formData?: T, mergeExtraArrayDefaults?: boolean, defaultsSupersedesUndefined?: boolean, overrideFormDataWithDefaults?: boolean): T | undefined;
export declare function mergeSchemaObjects<A extends SchemaObjectValue, B extends SchemaObjectValue>(obj1: A, obj2: B, concatArrays?: boolean | "preventDuplicates"): A & B;