export type DiagnosticSeverity = 'Error' | 'Warning';
/**
 * Text slots follow the five-part error message model:
 * what happened, reassurance, why it happened, how to fix it, and a way out.
 */
export type DiagnosticMessageInput = {
    source?: string;
    severity?: DiagnosticSeverity;
    whatHappened: string;
    reassurance?: string;
    why?: string;
    fix?: string;
    wayOut?: string;
    details?: string | string[];
    docsUrl?: string;
};
export declare function formatDiagnosticErrorDetails(error: unknown): string | undefined;
export declare function createDiagnosticMessage({ source, severity, whatHappened, reassurance, why, fix, wayOut, details, docsUrl, }: DiagnosticMessageInput): string;