/**
 * FixAgent — Lightweight single-call violation fixer.
 *
 * Makes one Anthropic API call with the file content, violation details,
 * and available tokens. Validates the fix, retries once if needed.
 * Much cheaper than the full 8-agent pipeline (~20K tokens vs ~160K).
 */
import type { KnowledgeGraph } from '../knowledge-graph/index.js';
import type { ViolationIssue, FixAttempt } from './types.js';
import type { Pacer } from './pacer.js';
export declare class FixAgent {
    private apiKey;
    private model;
    private rootDir;
    private knowledgeGraph;
    private pacer;
    private client;
    private tokenValidator;
    private namingValidator;
    private guidelinesCache;
    constructor(apiKey: string, model: string, rootDir: string, knowledgeGraph: KnowledgeGraph, pacer: Pacer);
    /**
     * Attempt to fix a single violation issue.
     */
    fix(issue: ViolationIssue): Promise<FixAttempt>;
    /**
     * Build the system prompt for the fix-agent.
     */
    private buildSystemPrompt;
    /**
     * Build the user message with the file content and violation details.
     */
    private buildUserMessage;
    /**
     * Extract code from the API response.
     */
    private extractCode;
    /**
     * Validate content by writing to a temp file and running validators.
     */
    private validateContent;
    /**
     * Check that the fix is minimal — doesn't touch too many lines beyond the violation site.
     */
    private isMinimalChange;
    /**
     * Get relevant token names for the violations in this issue.
     */
    private getRelevantTokens;
    /**
     * Load and cache code guidelines.
     */
    private getGuidelines;
}
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