import { ToolResult } from "../types";
interface ChangeOperation {
    type: 'keep' | 'remove' | 'add';
    lines: string[];
    lineNumber?: number;
}
export declare class PatchEditor {
    private static readonly CONTEXT_LINES;
    private static readonly FUZZ_THRESHOLD;
    /**
     * Apply a patch using context-based matching similar to OpenCode
     */
    applyPatch(filePath: string, operations: ChangeOperation[]): Promise<ToolResult>;
    /**
     * Create a patch from search/replace with context
     */
    createContextualPatch(filePath: string, searchText: string, replaceText: string, contextLines?: number): Promise<ToolResult>;
    /**
     * Smart string replacement using contextual matching
     */
    smartReplace(filePath: string, oldStr: string, newStr: string): Promise<ToolResult>;
    private processOperations;
    private findContextualMatch;
    private findAndKeepLines;
    private findAndRemoveLines;
    private linesMatch;
    private fuzzyMatchLines;
    private calculateSimilarity;
    private calculateSimilarityInPlace;
    private stringSimilarity;
    private levenshteinDistance;
    private levenshteinDistanceOptimized;
    private normalizeForComparison;
    private generateUnifiedDiff;
    private generateHunks;
    private findChanges;
}
export {};