declare global {
    interface Window {
        turnstile?: Turnstile;
    }
}
/**
 * Configurable options for Turnstile's `render` function.
 * @see https://developers.cloudflare.com/turnstile/get-started/client-side-rendering/widget-configurations/#complete-configuration-reference
 */
export interface TurnstileRenderOptions {
    'sitekey': string;
    'action'?: string;
    'cData'?: string;
    'callback'?: (token: string) => void;
    'error-callback'?: () => void;
    'execution'?: 'render' | 'execute';
    'expired-callback'?: () => void;
    'before-interactive-callback'?: () => void;
    'after-interactive-callback'?: () => void;
    'unsupported-callback'?: () => void;
    'theme'?: 'auto' | 'light' | 'dark';
    'language'?: string;
    'tabindex'?: number;
    'timeout-callback'?: () => void;
    'response-field'?: boolean;
    'response-field-name'?: string;
    'size'?: 'normal' | 'flexible' | 'compact';
    'retry'?: 'auto' | 'never';
    'retry-interval'?: number;
    'refresh-expired'?: 'auto' | 'manual' | 'never';
    'refresh-timeout'?: 'auto' | 'manual' | 'never';
    'appearance'?: 'always' | 'execute' | 'interaction-only';
    'feedback-enabled'?: boolean;
}
/**
 * The Cloudflare Turnstile global instance.
 * @see https://developers.cloudflare.com/turnstile/get-started/client-side-rendering/#explicit-rendering
 */
export interface Turnstile {
    render: (widgetId: string, options: TurnstileRenderOptions) => void;
    reset: (widgetId: string) => void;
    remove: (widgetId: string) => void;
    getResponse: (widgetId: string) => string;
}
/**
 * The return type of the {@link useCloudflareTurnstile} composable.
 */
export interface UseCloudflareTurnstileReturn {
    onReady: (callback: (turnstile: Turnstile) => void) => void;
    onError: (callback: (error: unknown) => void) => void;
}
/**
 * Utilize Cloudflare's Turnstile widget via the returned `onReady` and `onError` methods.
 */
export declare function useCloudflareTurnstile(): UseCloudflareTurnstileReturn;