export interface ProxyEnv {
    [key: string]: string | undefined;
}
export interface ProxyConfig {
    url: URL;
}
export interface JsonHttpRequestOptions {
    method?: string;
    headers?: Record<string, string>;
    body?: string;
    timeoutMs: number;
}
export interface JsonHttpResponse {
    ok: boolean;
    status: number;
    json(): Promise<unknown>;
    text(): Promise<string>;
}
export declare function noProxyMatches(target: URL, noProxyValue: string | undefined): boolean;
export declare function getProxyForUrl(targetUrl: string | URL, env?: ProxyEnv): ProxyConfig | undefined;
export declare function requestJson(url: string, options: JsonHttpRequestOptions, env?: ProxyEnv): Promise<JsonHttpResponse>;
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