import type { LanguageInput } from 'shiki/core';
export type ShikiLanguageConfig = {
    id: string;
    loader: LanguageInput;
    aliases?: string[];
    /**
     * Load this grammar on demand instead of at highlighter creation.
     *
     * Lazy grammars are excluded from the initial `createHighlighterCore` call and
     * are loaded by `CodeBlock` (via `loadRegisteredShikiLanguage`) the first time a
     * fence with this language shows up — one chunk per language, nothing is fetched
     * for languages that never appear. Pair it with a dynamic-import loader:
     * `{ id: 'cpp', lazy: true, loader: () => import('@shikijs/langs/cpp') }`.
     */
    lazy?: boolean;
};
export declare function registerShikiLanguage(config: ShikiLanguageConfig): void;
export declare function registerShikiLanguages(configs: ShikiLanguageConfig[]): void;
export declare function unregisterShikiLanguage(id: string): void;
export declare function excludeShikiLanguages(ids: string[]): void;
export declare function resolveLanguageInputs(ids: string[]): {
    inputs: LanguageInput[];
    missing: string[];
    resolved: string[];
};
export declare function getRegisteredLanguageIds(): string[];
export declare function hasRegisteredLanguages(): boolean;
/** `true` when the language (canonical id or alias) was registered with `lazy: true`. */
export declare function isLazyShikiLanguage(id: string): boolean;
export declare function clearRegisteredShikiLanguages(): void;