export declare function redactDiagnostic(value: string, env: NodeJS.ProcessEnv): string;
export declare function diagnosticTail(value: string, env: NodeJS.ProcessEnv, maxLines?: number): string[];
export declare class SelfUpdateInspectionError extends Error {
    readonly code: string;
    readonly remediation?: readonly string[];
    readonly diagnostics: readonly string[];
    readonly hint?: string;
    constructor(options: {
        code: string;
        message: string;
        remediation?: readonly string[];
        diagnostics?: readonly string[];
        hint?: string;
    });
    constructor(message: string, remediation: readonly string[], diagnostics: readonly string[]);
}