import { StatsError } from 'webpack';
export type ParsedErrorData = {
    fileUri?: string;
    line?: number;
    column?: number;
    name?: string;
    message?: string;
    stack?: string;
    functionName?: string;
};
/**
 * Get source fragment from provided source metadata.
 * Optionally it tries to parse original content if
 * source maps are available.
 *
 * @param {string?} fileUri source file uri.
 * @param {number?} line errored line number.
 * @param {number?} column errored column number.
 * @returns {Promise<string[]>} Formatted error lines.
 */
export declare function getSource(fileUri?: string, line?: number, column?: number): Promise<string[] | undefined>;
/**
 * Formats provided error object into readable format including
 * the errored source code fragment with line highlight. Works
 * with runtime and compile errors while trying to show all
 * relevant information that can be extracted from provided object.
 *
 * @param {Error|StatsError} Error object to format.
 * @param {string?} type Error type (affects error parsing).
 * @param {string?} rootDir Optional root directory used to print
 *  absolute URLs as relative to the current rootDir.
 * @param {string[]?} uniqueTracker Array of error identifiers to
 *  track uniques, if the error matches identifier already included
 *  in this array, this function returns empty string.
 * @returns {Promise<string>} Formatted error output.
 */
export declare function parseError(error: Error | StatsError, type?: 'compile' | 'runtime'): Promise<ParsedErrorData>;
/**
 * Formats provided error object into readable format including
 * the errored source code fragment with line highlight. Works
 * with runtime and compile errors while trying to show all
 * relevant information that can be extracted from provided object.
 *
 * @param {ParsedErrorData} parsedErrorData Parsed error data object
 *  obtained from parseError function (or provided directly).
 * @param {string?} rootDir Optional root directory used to print
 *  absolute URLs as relative to the current rootDir.
 * @param {string[]?} uniqueTracker Array of error identifiers to
 *  track uniques, if the error matches identifier already included
 *  in this array, this function returns empty string.
 * @returns {Promise<string>} Formatted error output.
 */
export declare function formatError(parsedErrorData: ParsedErrorData, rootDir?: string, uniqueTracker?: string[]): Promise<string>;