import type { styleText } from 'node:util';
import type { Timings } from './timings.js';
import type { Logger } from './log.js';
export declare let st: typeof styleText;
/**
 * Configures the module-level styling function for colored output.
 */
export declare const configure_print_colors: (s: typeof styleText | null | undefined) => typeof styleText;
/**
 * Formats a key-value pair for printing.
 */
export declare const print_key_value: (key: string, value: string | number) => string;
/**
 * Formats a `number` of milliseconds for printing.
 */
export declare const print_ms: (ms: number, decimals?: number, separator?: string) => string;
/**
 * Formats a `number` with separators for improved readability.
 */
export declare const print_number_with_separators: (v: string, separator?: string) => string;
/**
 * Formats a `string` for printing.
 */
export declare const print_string: (value: string) => string;
/**
 * Formats a `number` for printing.
 */
export declare const print_number: (value: number) => string;
/**
 * Formats a `boolean` for printing.
 */
export declare const print_boolean: (value: boolean) => string;
/**
 * Formats any value for printing.
 */
export declare const print_value: (value: unknown) => string;
/**
 * Formats an error for printing.
 * Because throwing errors and rejecting promises isn't typesafe,
 * don't assume the arg is an `Error` and try to return something useful.
 */
export declare const print_error: (err: Error) => string;
/**
 * Formats a timing entry with `key` for printing.
 */
export declare const print_timing: (key: string | number, timing: number | undefined) => string;
/**
 * Prints all timings in a `Timings` object.
 */
export declare const print_timings: (timings: Timings, log: Logger) => void;
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