import { Color } from './util';
export type StyleDef = {
    fg?: Color;
    bg?: Color;
};
export declare const styles: Record<string, StyleDef>;
export type StyleName = keyof typeof styles;
export type StyleOptions = {
    styles?: Record<string, StyleDef>;
};
export declare class Style {
    protected colorFormat: boolean;
    readonly styles: Record<string, StyleDef>;
    [key: string]: ((val: any) => string) | any;
    constructor(options?: StyleOptions);
    addStyleMethods(): void;
    /**
     * Enables or disables color formatting.
     * @param {boolean} [val=true] - If true, color formatting is enabled.
     */
    enable(val?: boolean): void;
    /**
     * Adds a style to the style map or replace an existing style
     * @param {string} name - The name of the style.
     * @param {StyleDef} styleDef - The style definition.
     */
    addStyle(name: string, styleDef: StyleDef): void;
    format(val: any, style: StyleName | StyleDef): string;
}
export type StyleInstance = Style & Record<StyleName, (val: any) => string>;