export interface LatestSpectralRelease {
    version: string;
    packageName?: string;
    note?: string;
}
export declare function comparePackageVersions(leftVersion: string, rightVersion: string): number | undefined;
export declare function isNewerPackageVersion(candidateVersion: string, currentVersion: string): boolean;
export declare function getLatestSpectralRelease(currentVersion: string, options?: {
    timeoutMs?: number;
}): Promise<LatestSpectralRelease | undefined>;
export declare function getLatestSpectralVersion(currentVersion: string, options?: {
    timeoutMs?: number;
}): Promise<string | undefined>;
export declare function checkForNewSpectralVersion(currentVersion: string): Promise<LatestSpectralRelease | undefined>;
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