/**
 * Builds the callable `engine.environment` — a function with `.measure()` on it.
 *
 * A function rather than an object because the common case is asking for the
 * whole report, and `environment()` should be the short spelling of that.
 *
 * @param {import("./engine.js").ScheduledEngine} engine
 */
export function environmentFacade(engine: import("./engine.js").ScheduledEngine): {
    (opts?: {}): Promise<{
        lines: {
            id: any;
            severity: any;
            affects: any;
            cause: any;
            fix: any;
            operable: boolean;
        }[];
        speed?: any;
        scope: string;
        ok: boolean;
        severity: any;
        device: any;
    }>;
    measure({ tokens }?: {
        tokens?: number;
    }): Promise<{
        tokens: number;
        tokensPerSecond: number;
        basis: "measured" | "extrapolated";
        modelBytes: number;
        bytesPerSecond: number;
        reference?: string;
        modelId: string;
    }>;
};
export namespace SEVERITY {
    let BLOCKED: string;
    let DEGRADED: string;
    let TUNE: string;
    let INFO: string;
    let OK: string;
}