/**
 * Input Validation Utilities
 *
 * Enterprise-grade input validation and sanitization
 */
/**
 * Validate PR input data
 */
export declare function validatePRInput(pr: {
    prId: number;
    title: string;
    description: string;
    files: string[];
    diff?: string;
}): void;
/**
 * Validate weights array
 */
export declare function validateWeights(weights: [number, number, number]): void;
/**
 * Validate thresholds
 */
export declare function validateThresholds(duplicateThreshold?: number, possibleThreshold?: number): void;
/**
 * Validate configuration values
 */
export declare function validateConfig(config: {
    bloomFilterSize?: number;
    maxCandidates?: number;
    cacheSize?: number;
}): void;
/**
 * Sanitize string input (basic XSS prevention)
 */
export declare function sanitizeString(input: string): string;
/**
 * Sanitize file path (prevent directory traversal)
 */
export declare function sanitizeFilePath(filePath: string): string;
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