import { VcsClientMergeRequests } from '../abstract/vcs-client-merge-requests.js';
import type { VcsMergeRequestChanges, VcsMergeRequestChangesQuery } from '../entities/vcs-merge-request-changes.type.js';
type RequestFn = (path: string, init?: RequestInit) => Promise<unknown>;
/**
 * @purpose Access to Pull Request files via GitHub API.
 * @invariant Error Policy: Network/status errors are thrown outward from request().
 * @consumer VcsGithubClient
 */
export declare class VcsGithubMergeRequests extends VcsClientMergeRequests {
    /** @purpose Bound HTTP request function for GitHub API calls */
    protected _request: RequestFn;
    /**
     * @purpose Wire the HTTP request adapter for GitHub PR endpoints.
     * @param request Authenticated HTTP request function targeting GitHub API.
     */
    constructor(request: RequestFn);
    /**
     * @purpose GitHub getList not implemented — use getChanges for PR files.
     * @returns Empty array — not implemented.
     */
    getList(): Promise<unknown[]>;
    /**
     * @purpose GitHub getOne not implemented.
     * @returns Null — not implemented.
     */
    getOne(): Promise<unknown | null>;
    /**
     * @purpose GitHub getByIid not implemented.
     * @returns Null — not implemented.
     */
    getByIid(): Promise<unknown | null>;
    /**
     * @param query Target repository and PR number, optional pagination.
     * @returns List of changed files with metadata.
     * @sideEffect Network: GET /repos/:owner/:repo/pulls/:number/files
     * @see {VcsClientMergeRequests#getChanges} in services/vcs-client/abstract/vcs-client-merge-requests.ts
     */
    getChanges(query: VcsMergeRequestChangesQuery): Promise<VcsMergeRequestChanges[]>;
}
export {};