import { RequestParameter } from '../transport/types.js';
import { Serializer } from './base-serializer.js';
/**
 * Serializer for HTTP request headers.
 * Converts header parameters into a HeadersInit object.
 */
export declare class HeaderSerializer extends Serializer {
    /**
     * Serializes header parameters into a headers object.
     * @param headerParams - Map of header names to their parameter values
     * @returns A HeadersInit object with serialized header values, or undefined if no headers
     */
    serialize(headerParams: Map<string, RequestParameter> | undefined): HeadersInit | undefined;
}
//# sourceMappingURL=header-serializer.d.ts.map