import { Node, TypeNode } from 'typescript';
export declare class GenerateMetadataError extends Error {
    constructor(message?: string, node?: Node | TypeNode, onlyCurrent?: boolean);
}
export declare class GenerateMetaDataWarning {
    private message;
    private node;
    private onlyCurrent;
    constructor(message: string, node: Node | TypeNode, onlyCurrent?: boolean);
    toString(): string;
}
export declare function prettyLocationOfNode(node: Node | TypeNode): string;
export declare function prettyTroubleCause(node: Node | TypeNode, onlyCurrent?: boolean): string;