import type { SecurityAlert } from "../../../types";
export declare class PackageManagerAuditProvider {
    readonly providerType: "npm";
    private log;
    private strict;
    private exec;
    constructor(options?: {
        debug?: boolean;
        strict?: boolean;
    });
    fetchAlerts(packages: Array<{
        name: string;
        version: string;
    }>, options?: {
        root?: string;
    }): Promise<SecurityAlert[]>;
    private enrichWithVersions;
    private runAudit;
    private parseNpmCompatibleOutput;
    private getNpmAdvisories;
    private convertNpmAdvisory;
    private convertNpmVulnerability;
    private parseYarnAuditOutput;
    private createAdvisoryCvesField;
    private extractNpmPatchedVersion;
    private extractYarnPatchedVersion;
    private normalizeSeverity;
}