Function readFailures

src/skills/learning/failures.ts:131–140

(limit = 2000)

/** Read the failure log (most recent `limit` events, to bound memory). */
export async function readFailures(limit = 2000): Promise<FailureEvent[]> {
  try {
    const raw = await fs.readFile(failuresPath(), 'utf-8');
    const lines = raw.split('\n').filter(l => l.trim());
    const slice = lines.slice(-limit);
    return slice.map(l => { try { return JSON.parse(l) as FailureEvent; } catch { return null; } }).filter(Boolean) as FailureEvent[];
  } catch {
    return [];
  }
}

/** Convenience: read → detect → build the injectable block. Used by the agent loop. */
export async function loadLessonsBlock(opts: DetectOpts & { topK?: number } = { ...DEFAULT_DETECT }): Promise<string> {