import { AxiosInstance, InternalAxiosRequestConfig } from "axios";
/**
 * Attaches an HttpsProxyAgent (built from HTTPS_PROXY/HTTP_PROXY/NO_PROXY) to a
 * single axios request when a proxy applies, and turns off axios's own proxy
 * handling so the agent is used instead.
 */
export declare function applyProxyToRequest(config: InternalAxiosRequestConfig): InternalAxiosRequestConfig;
/**
 * Installs the proxy interceptor on an axios instance (or the global default
 * instance) so every request it sends honors the system proxy env vars.
 */
export declare function installProxyInterceptor(instance: AxiosInstance): void;
/**
 * Installs the proxy interceptor on axios's global default instance, and wraps
 * `axios.create` so every instance created afterwards also honors the system
 * proxy env vars. Instances created via `axios.create()` do not inherit the
 * default instance's interceptors, so wrapping `create` is how we cover the
 * many clients in this package that spin up their own instance. Idempotent.
 */
export declare function installGlobalProxyInterceptor(): void;
//# sourceMappingURL=httpProxy.d.ts.map