import { Candidate } from '../types';

interface Result {
    segments: string[];
    candidates: Candidate[];
}
interface LookUpOptions {
    limit: number;
    corrected?: string[];
}
export declare function mergeSegments(segments: string[], start: number, end: number, corrected?: string[]): {
    pinyin: string;
    text: string;
};
export declare function backwardLookupCandidates(segments: string[], end: number, opts: LookUpOptions): Candidate[];
export declare function forwardLookupCandidates(segments: string[], end: number, opts: LookUpOptions): Candidate[];
export declare function requestCandidates(text: string, category?: number): Result;
export {};