/**
 * Completion utilities for argument autocompletion
 *
 * Uses only static data from constants — no runtime context needed.
 */
/**
 * Two-tier matching: prefix matches first, then substring matches.
 */
export declare function filterMatches(values: string[], input: string): string[];
export declare function completeProduct(value: string | undefined): string[];
export declare function completeTopic(value: string | undefined): string[];
export declare function completeLanguage(value: string | undefined): string[];
export declare function completeVersion(value: string | undefined, context?: {
    arguments?: Record<string, string>;
}): string[];
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