type KeyPressAction = 'up' | 'down' | 'left' | 'right' | 'home' | 'end' | 'pageUp' | 'pageDown';
type FocuslyKeyChord = string | string[];
type FocuslyKeyMap = Partial<Record<KeyPressAction, FocuslyKeyChord>>;
declare const DEFAULT_FOCUSLY_KEYMAP: FocuslyKeyMap;

type ModifierKey = 'alt' | 'ctrl' | 'shift' | 'meta';
interface KeyChordConfig {
    key: string;
    alt?: boolean;
    ctrl?: boolean;
    shift?: boolean;
    meta?: boolean;
}
/**
 * Canonicalise a key chord:
 * - modifiers in order: alt, shift, ctrl, meta
 * - key lowercased
 * - joined by '+', e.g. "ctrl+arrowup"
 */
declare function canonicaliseKeyChord(config: KeyChordConfig): string;
declare function createKeyChord(config: KeyChordConfig): string;
declare function createKeyChord(...configs: KeyChordConfig[]): FocuslyKeyChord;
declare function parseKeyChord(raw: string): KeyChordConfig | null;
declare function normaliseKeyChordString(raw: string): string;
declare function chordFromKeyboardEvent(e: KeyboardEvent): string;

export { DEFAULT_FOCUSLY_KEYMAP, canonicaliseKeyChord, chordFromKeyboardEvent, createKeyChord, normaliseKeyChordString, parseKeyChord };
export type { FocuslyKeyChord, FocuslyKeyMap, KeyChordConfig, KeyPressAction, ModifierKey };