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import { BaseAgent, type AgentContext, type AgentResult } from './base-agent.js';
import type { ClaudeResponse } from '../services/claude.service.js';
export class RangerAgent extends BaseAgent {
name = 'ranger';
templateFile = 'ranger.md';
model = 'claude-sonnet-4-20250514';
protected getSystemPrompt(): string {
return 'You are a QA engineer making the final pass/fail decision. Be fair but thorough. Only pass tasks that genuinely meet their acceptance criteria.';
}
protected parseResponse(response: ClaudeResponse, _ctx: AgentContext): AgentResult {
const content = response.content;
const firstLine = content.split('\n')[0].trim().toUpperCase();
const passed = firstLine.includes('PASS');
const verdict: 'approve' | 'reject' = passed ? 'approve' : 'reject';
const testEntry = {
agent: 'ranger',
verdict: passed ? 'pass' : 'fail',
content,
timestamp: new Date().toISOString(),
};
const updates: Record<string, unknown> = {};
let currentResults: unknown[];
try {
currentResults = JSON.parse(_ctx.testResults || '[]');
} catch {
currentResults = [];
}
currentResults.push(testEntry);
updates.test_results = JSON.stringify(currentResults);
if (passed) {
updates.status = 'done';
updates.completed_at = new Date().toISOString();
} else {
updates.status = 'impl'; // Send back to builder
}
return {
success: true,
content,
tokensUsed: response.tokensUsed,
model: response.model,
updates,
verdict,
message: `Final verdict: ${passed ? 'PASS' : 'FAIL'}`,
};
}
}
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