import { AiConfigurationSearchItem } from '@theia/ai-core-ui/lib/browser/ai-configuration/ai-configuration-category';
/**
 * Pure matching helpers for the tree-level (deep) search. Kept free of any DOM
 * or DI dependency so the tree filter can reuse it and it can be unit-tested in
 * isolation.
 *
 * Match semantics: every whitespace-separated term of the query must appear in
 * the item's match key (`label + keywords + typeLabel`, lower-cased).
 */
export declare namespace AiConfigurationSearch {
    /** The lower-cased text a search item is matched against. */
    function matchKey(item: AiConfigurationSearchItem): string;
    /** Splits a query into lower-cased, non-empty terms. */
    function terms(query: string): string[];
    /** Returns whether every term is present in `key`. */
    function matchesTerms(key: string, searchTerms: string[]): boolean;
}
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