/**
 * The upstream's own explanation of an auth failure: `title` and `detail` of a `problem+json`
 * body, a `message`/`error` string of a plain JSON body, or a short text body. Whitespace is
 * collapsed, injected secrets are redacted, and the result is capped so it fits in a hint.
 */
export declare function extractUpstreamDetail(bodyText: string, contentType: string | null, injectedSecretValues: readonly string[]): string | undefined;
//# sourceMappingURL=upstream-detail.d.ts.map