export type DiagnosticValue = null | boolean | number | {
    type: "string";
    length: number;
} | {
    type: "array";
    length: number;
} | {
    type: "object";
    keys: string[];
    omittedKeyCount: number;
} | {
    type: "other";
    valueType: string;
};
/**
 * Bounds diagnostic text without classifying or rewriting its content.
 * GroupX is not a secret scanner; token-like text remains ordinary text.
 */
export declare function boundDiagnosticText(input: string, maxLength?: number): string;
/**
 * Describes an unknown native value without copying arbitrary string payloads
 * into GroupX diagnostics.
 */
export declare function projectDiagnosticValue(value: unknown, maxKeys?: number): DiagnosticValue;
//# sourceMappingURL=diagnostics.d.ts.map