export interface ParsedExactSignal {
    type: 'symbol' | 'path' | 'error' | 'package' | 'command' | 'unknown';
    value: string;
    normalizedValue: string;
}
export interface ParsedRetrievalQuery {
    raw: string;
    normalized: string;
    lexicalTerms: string[];
    phraseTerms: string[];
    substringTerms: string[];
    exactSignals: ParsedExactSignal[];
}
export declare function parseRetrievalQuery(input: unknown): ParsedRetrievalQuery;
export declare function normalizeSearchSignal(value: string): string;
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