import type { OAuthProviderUser } from '../interfaces/oauth-provider.interface';
import { OAuthCodeExchangeProvider } from './oauth-code-exchange.provider';
export interface GitHubProviderConfig {
    clientId: string;
    clientSecret: string;
    /** Override the default `read:user user:email` scope. */
    scope?: string;
    /** Sent in the `User-Agent` header on the userinfo request. GitHub requires it. */
    userAgent?: string;
}
/**
 * Subset of the GitHub `/user` response we read. See
 * <https://docs.github.com/en/rest/users/users#get-the-authenticated-user>.
 * `email` and `name` may be `null` when the user hasn't set them publicly;
 * the rest are best-effort optional to stay forward-compatible.
 */
export interface GitHubUser {
    id?: number;
    login?: string;
    name?: string | null;
    email?: string | null;
    avatar_url?: string;
}
/**
 * GitHub OAuth 2.0 provider. Uses the standard authorization-code flow
 * documented at <https://docs.github.com/en/apps/oauth-apps/building-oauth-apps/authorizing-oauth-apps>.
 */
export declare class GitHubProvider extends OAuthCodeExchangeProvider<GitHubUser> {
    private readonly githubConfig;
    readonly name = "github";
    protected readonly authorizationUrl = "https://github.com/login/oauth/authorize";
    protected readonly tokenUrl = "https://github.com/login/oauth/access_token";
    protected readonly userInfoUrl = "https://api.github.com/user";
    protected readonly scope: string;
    constructor(githubConfig: GitHubProviderConfig);
    protected userInfoHeaders(accessToken: string): Record<string, string>;
    protected mapProfile(raw: GitHubUser): OAuthProviderUser;
}
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