/// <reference types="node" />
import Ajv from 'ajv';
import { IExportOptions } from './IExportOptions';
import { NonEmptyArray } from './NonEmptyArray';
export interface IConfigOptions extends IExportOptions {
    /**
     * set a custom logger
     *
     * @type {*}
     * @memberof IConfigOptions
     */
    logger?: any;
    /**
     * throw an error when an undefined value is requested
     *
     * @type {boolean}
     * @memberof IConfigOptions
     */
    throwOnError?: boolean;
    /**
     * If throwOnUndefined is not true, the default return value which is null may be overriden using this property.
     *
     * @type {*}
     * @memberof IConfigOptions
     */
    notFoundValue?: any;
    configDir?: string;
    /**
     * enables debugging output for dotenv
     */
    debug?: boolean;
    ajvOptions?: Ajv.Options;
    envDir?: string;
    baseDir?: string;
    schemaFileName?: string;
    useDotNotation?: boolean;
    fileEncoding?: BufferEncoding;
    app?: any;
    /** restrict runtime changes to specified NODE_ENV */
    allowRuntimeChangesInEnv?: string[];
    /** defines NODE_ENV default value */
    defaultNodeEnv?: string;
    /** ENV values parsed after NODE_ENV for filename lookup in given order */
    loadFilesFromEnv?: string[];
    /** print configuration hierarchy right after initialization */
    printHierarchy?: boolean;
    /** handle properties matching these expressions as secrets to be hashed before printing */
    secretMatches?: NonEmptyArray<string>;
}
//# sourceMappingURL=IConfigOptions.d.ts.map