/**
 * @copyright Sister Software
 * @license AGPL-3.0
 * @author Teffen Ellis, et al.
 */
import type { BaseLogger as PinoBaseLogger, Level as PinoLevel, LogFn as PinoLogFn, Logger as PinoLogger } from "pino";
export type Logger = PinoLogger;
export type Level = PinoLevel;
export type LogFn = PinoLogFn;
export type BaseLogger = Pick<PinoBaseLogger, Exclude<Level, "fatal">>;
/**
 * Labels log levels in the browser console.
 */
export declare const LogLevelLabel: {
    readonly info: "[INFO]";
    readonly warn: "[WARN]";
    readonly error: "[ERROR]";
    readonly debug: "[DEBUG]";
    readonly trace: "[TRACE]";
    readonly fatal: "[FATAL]";
};
/**
 * Predefined log levels.
 */
export declare const LogLevels: Level[];
type LoggerFactory = (prefix?: string | null, ...args: string[]) => Logger;
/**
 * Creates a logger with the given prefix.
 */
export declare const createConsoleLogger: LoggerFactory;
export type BaseConsoleLogger = Record<Level, LogFn>;
export type IRuntimeLogger = BaseConsoleLogger;
/**
 * Creates a logger with the given prefix.
 */
export declare function createLogger(prefix?: string, ...args: string[][]): Logger;
/**
 * A singleton logger instance for the browser.
 *
 * ```js
 * import { ConsoleLogger } from "@mailwoman/core/logging"
 *
 * ConsoleLogger.info("Hello, world!")
 * ```
 *
 * @implements {IRuntimeLogger}
 */
export declare class ConsoleLogger {
    static info: typeof console.info;
    static warn: typeof console.warn;
    static error: typeof console.error;
    static debug: typeof console.debug;
    static trace: typeof console.trace;
    /**
     * Creates a logger with the given prefix.
     */
    static prefix(logPrefix: string): Logger;
}
export {};
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