/**
 * Leaper Agent – Fuzzy Match
 * Multi-strategy fuzzy string matching for robust find-and-replace.
 */
export interface FuzzyMatchResult {
    found: boolean;
    strategy?: string;
    start?: number;
    end?: number;
    matched_text?: string;
}
export interface FuzzyReplaceResult {
    success: boolean;
    result?: string;
    strategy?: string;
    error?: string;
}
export declare const UNICODE_MAP: Record<string, string>;
export declare function normalizeUnicode(text: string): string;
export declare function normalizeWhitespace(text: string): string;
export declare function normalizeIndentation(text: string): string;
export declare function normalizeEscapes(text: string): string;
export declare function levenshtein(a: string, b: string): number;
export declare function similarity(a: string, b: string): number;
export declare function fuzzyFind(text: string, pattern: string): FuzzyMatchResult;
export declare function fuzzyFindAndReplace(text: string, pattern: string, replacement: string): FuzzyReplaceResult;
export declare function findClosestLines(text: string, pattern: string, topN?: number): Array<{
    line: string;
    score: number;
    lineNumber: number;
}>;
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