import { RedactOptions } from '../redact';
export declare enum LOG_LEVEL {
    /**
     * Priority 0
     */
    error = "error",
    /**
     * Priority 1
     */
    warn = "warn",
    /**
     * Priority 2
     */
    info = "info",
    /**
     * Priority 3
     */
    http = "http",
    /**
     * Priority 4
     */
    verbose = "verbose",
    /**
     * Priority 5
     */
    debug = "debug",
    /**
     * Priority 6
     */
    silly = "silly"
}
export declare const LOG_LEVEL_PRIORITY: Record<string, number>;
export declare const LOGGER_ENV_VARS: {
    colorize: string;
    noNewLineCharacters: string;
    noNewLineCharactersExceptStack: string;
    noTimeStamp: string;
    disableAutoParse: string;
    noStackForNonError: string;
    noFileName: string;
    noPackageName: string;
    noLoggerDebug: string;
    contextKey: string;
    logLevel: string;
    debugString: string;
    customOptions: string;
    onLog: string;
    onLogTimeout: string;
    transformOutput: string;
    redact: string;
};
export interface LoggerEnvironmentConfig {
    noNewLineCharacters: boolean;
    noNewLineCharactersExceptStack: boolean;
    noTimeStamp: boolean;
    disableAutoParse: boolean;
    colorize: boolean;
    noStackForNonError: boolean;
    noFileName: boolean;
    noPackageName: boolean;
    noLoggerDebug: boolean;
    contextKey: string;
}
export interface LoggerAdaptToConsoleOptions {
    logLevel?: LOG_LEVEL | string;
    debugString?: boolean;
    customOptions?: {
        [key: string]: any;
    };
    colorize?: boolean;
    noNewLineCharacters?: boolean;
    noNewLineCharactersExceptStack?: boolean;
    noTimeStamp?: boolean;
    disableAutoParse?: boolean;
    noStackForNonError?: boolean;
    noFileName?: boolean;
    noPackageName?: boolean;
    noLoggerDebug?: boolean;
    contextKey?: string;
    envOptions?: Record<string, any>;
    onLog?: ((jsonString: string, parsedObject: any) => void) | string;
    onLogTimeout?: number;
    transformOutput?: ((parsedObject: any) => any) | string;
    redact?: RedactOptions | string;
}
export interface ResolvedLoggerAdaptToConsoleOptions {
    logLevel: LOG_LEVEL;
    debugString: boolean;
    customOptions: {
        [key: string]: any;
    } | null;
    onLog: ((jsonString: string, parsedObject: any) => void) | null;
    onLogTimeout: number;
    transformOutput: ((parsedObject: any) => any) | null;
    redact: RedactOptions | undefined;
}