import { type PartialWithUndefined } from '@augment-vir/core';
import { LogColorKey } from './log-colors.js';
import { type LoggerOptions } from './log-string.js';
import { type LogWriters } from './log-writer.js';
/**
 * The base `log` methods.
 *
 * @category Log : Util
 * @category Package : @augment-vir/common
 * @package [`@augment-vir/common`](https://www.npmjs.com/package/@augment-vir/common)
 */
export type LoggerLogs = Readonly<Record<LogColorKey, (...args: ReadonlyArray<unknown>) => void>>;
/**
 * Type for the `log` export.
 *
 * @category Log : Util
 * @category Package : @augment-vir/common
 * @package [`@augment-vir/common`](https://www.npmjs.com/package/@augment-vir/common)
 */
export type Logger = LoggerLogs & {
    /**
     * Only logs if the given condition is `true`.
     *
     * @example
     *
     * ```ts
     * import {log} from '@augment-vir/common';
     *
     * // this will log
     * log.if(true).info('hi');
     * // this will not log
     * log.if(false).info('hi');
     * ```
     */
    if: (condition: boolean) => LoggerLogs;
};
/**
 * Default implementation of {@link LoggerOptions}.
 *
 * @category Log : Util
 * @category Package : @augment-vir/common
 * @package [`@augment-vir/common`](https://www.npmjs.com/package/@augment-vir/common)
 */
export declare const defaultLoggerOptions: LoggerOptions;
/**
 * A default {@link Logger} that simply does nothing.
 *
 * @category Log
 * @category Package : @augment-vir/common
 * @package [`@augment-vir/common`](https://www.npmjs.com/package/@augment-vir/common)
 */
export declare const emptyLog: Logger;
/**
 * Creates a custom {@link Logger}.
 *
 * @category Log
 * @category Package : @augment-vir/common
 * @package [`@augment-vir/common`](https://www.npmjs.com/package/@augment-vir/common)
 */
export declare function createLogger(logWriters: LogWriters, optionsOverride?: PartialWithUndefined<LoggerOptions> | undefined): Logger;