import { PolicyV2 } from '@nihal1983/core';
import { Checker, PRContext, Violation } from '../types';
/**
 * CodeChecker validates code patterns and anti-patterns
 */
export declare class CodeChecker implements Checker {
    private policy;
    name: string;
    constructor(policy: PolicyV2);
    check(context: PRContext): Promise<Violation[]>;
    /**
     * Check for anti-patterns in code
     */
    private checkAntiPattern;
    /**
     * Get line number from character index
     */
    private getLineNumber;
    /**
     * Get fix suggestion for specific anti-patterns
     */
    private getSuggestionForAntiPattern;
}