import type { SecurityAlert } from "../../../types";
import { logger, type RetryOptions } from "../../../utils";
export declare const clearOSVCache: () => void;
export declare class OSVProvider {
    readonly providerType: "osv";
    protected debug: boolean;
    protected isIRLFix: boolean;
    protected isIRLCatch: boolean;
    protected strict: boolean;
    protected log: ReturnType<typeof logger>;
    protected retryOptions: RetryOptions;
    private readonly osvCache;
    constructor(options?: {
        debug?: boolean;
        isIRLFix?: boolean;
        isIRLCatch?: boolean;
        strict?: boolean;
        retryOptions?: RetryOptions;
        cacheDir?: string;
        cacheTtl?: number;
        noCache?: boolean;
    });
    isAvailable(): Promise<boolean>;
    private fetchFromOSVBatchAPI;
    private createOSVQueries;
    private requestOSVBatch;
    private enrichBatchResults;
    private fetchBatchVulnerabilities;
    private fetchSingleVulnerability;
    private fetchFullVulnerabilityDetails;
    private createVulnerabilityBatches;
    private fetchVulnerabilityBatch;
    private resolveVulnerabilityResult;
    fetchAlerts(packages: Array<{
        name: string;
        version: string;
    }>, _options?: {
        root?: string;
    }): Promise<SecurityAlert[]>;
    private fetchBatchResults;
    private handleBatchFetchError;
    private createBatchWarning;
    private convertBatchResultsToAlerts;
    private getIRLFixtureAlerts;
    private convertOSVAlerts;
    private extractVersionRange;
    private extractPatchedVersion;
    private extractSeverity;
    private cvssScoreToSeverity;
    private extractCVEs;
}