import type { IconColor, IconProp, IconSize } from './types';
import type { Snippet } from 'svelte';
/** Maps a control's size key to its control-scale `IconSize`. Validated against `IconControlSize` so a prefix/scale rename fails to compile here. */
export declare const CONTROL_ICON_SIZE: {
    xs: "control-xs";
    sm: "control-sm";
    md: "control-md";
    lg: "control-lg";
    xl: "control-xl";
};
export type SplitIcon = {
    snippet: Snippet | null;
    src: string | null;
    color: IconColor | null;
    size: IconSize | null;
};
/**
 * One step up the icon-size scale (caps at the largest in each scale). Backs IconSlot's `scale: 'large'` fallback.
 * Steps within a scale (control → control, standalone → standalone); in a control context always pass a `control-*` size.
 */
export declare const scaleUp: (size: IconSize | null | undefined) => IconSize | undefined;
export declare const splitIcon: (icon: IconProp | undefined | null) => SplitIcon;