export type IMatchRange = {
    start: number;
    end: number;
};
export type IFuzzyMatch = {
    score: number;
    matchedIndices: number[];
};
export type IFuzzyFilterResult<T extends IFuzzyOption> = {
    option: T;
    score: number;
    matchRanges: IMatchRange[];
};
export type IFuzzyOption = {
    label: string;
    value: string;
};
export declare function collapseIndices(indices: number[]): IMatchRange[];
/**
 * Two-pass fuzzy match (similar to fzf v1):
 * 1. Forward pass — greedy left-to-right character scan
 * 2. Backward pass — tighter alignment from last matched position
 * Scores both passes, returns the best. Case-insensitive.
 */
export declare function fuzzyMatch(query: string, label: string): IFuzzyMatch | undefined;
export declare function fuzzyFilter<T extends IFuzzyOption>(query: string, options: T[]): Array<IFuzzyFilterResult<T>>;
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