Release v1.32.4

Author: evolver-publish

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@evomap/evolver",
-  "version": "1.32.2",
+  "version": "1.32.4",
   "description": "A GEP-powered self-evolution engine for AI agents. Features automated log analysis and Genome Evolution Protocol (GEP) for auditable, reusable evolution assets.",
   "main": "index.js",
   "bin": {

src/evolve.js

@@ -610,14 +610,18 @@ function getNextCycleId() {
     if (fs.existsSync(STATE_FILE)) {
       state = JSON.parse(fs.readFileSync(STATE_FILE, 'utf8'));
     }
-  } catch (e) {}
+  } catch (e) {
+    console.warn('[Evolve] Failed to read state file:', e && e.message || e);
+  }
 
   state.cycleCount = (state.cycleCount || 0) + 1;
   state.lastRun = Date.now();
 
   try {
     fs.writeFileSync(STATE_FILE, JSON.stringify(state, null, 2));
-  } catch (e) {}
+  } catch (e) {
+    console.warn('[Evolve] Failed to write state file:', e && e.message || e);
+  }
 
   return String(state.cycleCount).padStart(4, '0');
 }

src/gep/assetStore.js

@@ -283,16 +283,16 @@ function upsertCapsule(capsuleObj) {
   writeJsonAtomic(capsulesPath(), { version: current.version || 1, capsules });
 }
 
-var FAILED_CAPSULES_MAX = 200;
-var FAILED_CAPSULES_TRIM_TO = 100;
+const FAILED_CAPSULES_MAX = 200;
+const FAILED_CAPSULES_TRIM_TO = 100;
 
 function getDefaultFailedCapsules() { return { version: 1, failed_capsules: [] }; }
 
 function appendFailedCapsule(capsuleObj) {
   if (!capsuleObj || typeof capsuleObj !== 'object') return;
   ensureSchemaFields(capsuleObj);
-  var current = readJsonIfExists(failedCapsulesPath(), getDefaultFailedCapsules());
-  var list = Array.isArray(current.failed_capsules) ? current.failed_capsules : [];
+  const current = readJsonIfExists(failedCapsulesPath(), getDefaultFailedCapsules());
+  let list = Array.isArray(current.failed_capsules) ? current.failed_capsules : [];
   list.push(capsuleObj);
   if (list.length > FAILED_CAPSULES_MAX) {
     list = list.slice(list.length - FAILED_CAPSULES_TRIM_TO);
@@ -301,10 +301,10 @@ function appendFailedCapsule(capsuleObj) {
 }
 
 function readRecentFailedCapsules(limit) {
-  var n = Number.isFinite(Number(limit)) && Number(limit) > 0 ? Number(limit) : 50;
+  const n = Number.isFinite(Number(limit)) && Number(limit) > 0 ? Number(limit) : 50;
   try {
-    var current = readJsonIfExists(failedCapsulesPath(), getDefaultFailedCapsules());
-    var list = Array.isArray(current.failed_capsules) ? current.failed_capsules : [];
+    const current = readJsonIfExists(failedCapsulesPath(), getDefaultFailedCapsules());
+    const list = Array.isArray(current.failed_capsules) ? current.failed_capsules : [];
     return list.slice(Math.max(0, list.length - n));
   } catch (e) {
     console.warn('[AssetStore] Failed to read failed_capsules.json:', e && e.message || e);

src/gep/envFingerprint.js

@@ -52,6 +52,7 @@ function captureEnvFingerprint() {
     region: region,
     cwd: crypto.createHash('sha256').update(process.cwd()).digest('hex').slice(0, 12),
     container: isContainer(),
+    captured_at: new Date().toISOString(),
   };
 }
 

src/gep/issueReporter.js

@@ -18,7 +18,7 @@ const MAX_LOG_CHARS = 2000;
 const MAX_EVENTS = 5;
 
 function getConfig() {
-  var enabled = String(process.env.EVOLVER_AUTO_ISSUE || 'true').toLowerCase();
+  const enabled = String(process.env.EVOLVER_AUTO_ISSUE || 'true').toLowerCase();
   if (enabled === 'false' || enabled === '0') return null;
   return {
     repo: process.env.EVOLVER_ISSUE_REPO || DEFAULT_REPO,
@@ -37,7 +37,7 @@ function getStatePath() {
 
 function readState() {
   try {
-    var p = getStatePath();
+    const p = getStatePath();
     if (fs.existsSync(p)) {
       return JSON.parse(fs.readFileSync(p, 'utf8'));
     }
@@ -47,7 +47,7 @@ function readState() {
 
 function writeState(state) {
   try {
-    var dir = getEvolutionDir();
+    const dir = getEvolutionDir();
     if (!fs.existsSync(dir)) fs.mkdirSync(dir, { recursive: true });
     fs.writeFileSync(getStatePath(), JSON.stringify(state, null, 2) + '\n');
   } catch (_) {}
@@ -60,7 +60,7 @@ function truncateNodeId(nodeId) {
 }
 
 function computeErrorKey(signals) {
-  var relevant = signals
+  const relevant = signals
     .filter(function (s) {
       return s.startsWith('recurring_errsig') ||
         s.startsWith('ban_gene:') ||
@@ -74,19 +74,19 @@ function computeErrorKey(signals) {
 }
 
 function extractErrorSignature(signals) {
-  var errSig = signals.find(function (s) { return s.startsWith('recurring_errsig'); });
+  const errSig = signals.find(function (s) { return s.startsWith('recurring_errsig'); });
   if (errSig) {
     return errSig.replace(/^recurring_errsig\(\d+x\):/, '').trim().slice(0, 200);
   }
-  var banned = signals.find(function (s) { return s.startsWith('ban_gene:'); });
+  const banned = signals.find(function (s) { return s.startsWith('ban_gene:'); });
   if (banned) return 'Repeated failures with gene: ' + banned.replace('ban_gene:', '');
   return 'Persistent evolution failure';
 }
 
 function extractStreakCount(signals) {
-  for (var i = 0; i < signals.length; i++) {
+  for (let i = 0; i < signals.length; i++) {
     if (signals[i].startsWith('consecutive_failure_streak_')) {
-      var n = parseInt(signals[i].replace('consecutive_failure_streak_', ''), 10);
+      const n = parseInt(signals[i].replace('consecutive_failure_streak_', ''), 10);
       if (Number.isFinite(n)) return n;
     }
   }
@@ -95,12 +95,12 @@ function extractStreakCount(signals) {
 
 function formatRecentEvents(events) {
   if (!Array.isArray(events) || events.length === 0) return '_No recent events available._';
-  var failed = events.filter(function (e) { return e && e.outcome && e.outcome.status === 'failed'; });
-  var rows = failed.slice(-MAX_EVENTS).map(function (e, idx) {
-    var intent = e.intent || '-';
-    var gene = (Array.isArray(e.genes_used) && e.genes_used[0]) || '-';
-    var outcome = (e.outcome && e.outcome.status) || '-';
-    var reason = (e.outcome && e.outcome.reason) || '';
+  const failed = events.filter(function (e) { return e && e.outcome && e.outcome.status === 'failed'; });
+  const rows = failed.slice(-MAX_EVENTS).map(function (e, idx) {
+    const intent = e.intent || '-';
+    const gene = (Array.isArray(e.genes_used) && e.genes_used[0]) || '-';
+    const outcome = (e.outcome && e.outcome.status) || '-';
+    let reason = (e.outcome && e.outcome.reason) || '';
     if (reason.length > 80) reason = reason.slice(0, 80) + '...';
     reason = redactString(reason);
     return '| ' + (idx + 1) + ' | ' + intent + ' | ' + gene + ' | ' + outcome + ' | ' + reason + ' |';
@@ -110,15 +110,15 @@ function formatRecentEvents(events) {
 }
 
 function buildIssueBody(opts) {
-  var fp = opts.envFingerprint || captureEnvFingerprint();
-  var signals = opts.signals || [];
-  var recentEvents = opts.recentEvents || [];
-  var sessionLog = opts.sessionLog || '';
-  var streakCount = extractStreakCount(signals);
-  var errorSig = extractErrorSignature(signals);
-  var nodeId = truncateNodeId(getNodeId());
-
-  var failureSignals = signals.filter(function (s) {
+  const fp = opts.envFingerprint || captureEnvFingerprint();
+  const signals = opts.signals || [];
+  const recentEvents = opts.recentEvents || [];
+  const sessionLog = opts.sessionLog || '';
+  const streakCount = extractStreakCount(signals);
+  const errorSig = extractErrorSignature(signals);
+  const nodeId = truncateNodeId(getNodeId());
+
+  const failureSignals = signals.filter(function (s) {
     return s.startsWith('recurring_') ||
       s.startsWith('consecutive_failure') ||
       s.startsWith('failure_loop') ||
@@ -127,17 +127,17 @@ function buildIssueBody(opts) {
       s === 'force_innovation_after_repair_loop';
   }).join(', ');
 
-  var sanitizedLog = redactString(
+  const sanitizedLog = redactString(
     typeof sessionLog === 'string' ? sessionLog.slice(-MAX_LOG_CHARS) : ''
   );
 
-  var eventsTable = formatRecentEvents(recentEvents);
+  const eventsTable = formatRecentEvents(recentEvents);
 
-  var reportId = crypto.createHash('sha256')
+  const reportId = crypto.createHash('sha256')
     .update(nodeId + '|' + Date.now() + '|' + errorSig)
     .digest('hex').slice(0, 12);
 
-  var body = [
+  const body = [
     '## Environment',
     '- **Evolver Version:** ' + (fp.evolver_version || 'unknown'),
     '- **Node.js:** ' + (fp.node_version || process.version),
@@ -172,21 +172,21 @@ function buildIssueBody(opts) {
 function shouldReport(signals, config) {
   if (!config) return false;
 
-  var hasFailureLoop = signals.includes('failure_loop_detected');
-  var hasRecurringAndHigh = signals.includes('recurring_error') && signals.includes('high_failure_ratio');
+  const hasFailureLoop = signals.includes('failure_loop_detected');
+  const hasRecurringAndHigh = signals.includes('recurring_error') && signals.includes('high_failure_ratio');
 
   if (!hasFailureLoop && !hasRecurringAndHigh) return false;
 
-  var streakCount = extractStreakCount(signals);
+  const streakCount = extractStreakCount(signals);
   if (streakCount > 0 && streakCount < config.minStreak) return false;
 
-  var state = readState();
-  var errorKey = computeErrorKey(signals);
+  const state = readState();
+  const errorKey = computeErrorKey(signals);
 
   if (state.lastReportedAt) {
-    var elapsed = Date.now() - new Date(state.lastReportedAt).getTime();
+    const elapsed = Date.now() - new Date(state.lastReportedAt).getTime();
     if (elapsed < config.cooldownMs) {
-      var recentKeys = Array.isArray(state.recentIssueKeys) ? state.recentIssueKeys : [];
+      const recentKeys = Array.isArray(state.recentIssueKeys) ? state.recentIssueKeys : [];
       if (recentKeys.includes(errorKey)) {
         return false;
       }
@@ -197,8 +197,8 @@ function shouldReport(signals, config) {
 }
 
 async function createGithubIssue(repo, title, body, token) {
-  var url = 'https://api.github.com/repos/' + repo + '/issues';
-  var response = await fetch(url, {
+  const url = 'https://api.github.com/repos/' + repo + '/issues';
+  const response = await fetch(url, {
     method: 'POST',
     headers: {
       'Authorization': 'Bearer ' + token,
@@ -211,41 +211,41 @@ async function createGithubIssue(repo, title, body, token) {
   });
 
   if (!response.ok) {
-    var errText = '';
+    let errText = '';
     try { errText = await response.text(); } catch (_) {}
     throw new Error('GitHub API ' + response.status + ': ' + errText.slice(0, 200));
   }
 
-  var data = await response.json();
+  const data = await response.json();
   return { number: data.number, url: data.html_url };
 }
 
 async function maybeReportIssue(opts) {
-  var config = getConfig();
+  const config = getConfig();
   if (!config) return;
 
-  var signals = opts.signals || [];
+  const signals = opts.signals || [];
 
   if (!shouldReport(signals, config)) return;
 
-  var token = getGithubToken();
+  const token = getGithubToken();
   if (!token) {
     console.log('[IssueReporter] No GitHub token available. Skipping auto-report.');
     return;
   }
 
-  var errorSig = extractErrorSignature(signals);
-  var titleSig = errorSig.slice(0, 80);
-  var title = '[Auto] Recurring failure: ' + titleSig;
-  var body = buildIssueBody(opts);
+  const errorSig = extractErrorSignature(signals);
+  const titleSig = errorSig.slice(0, 80);
+  const title = '[Auto] Recurring failure: ' + titleSig;
+  const body = buildIssueBody(opts);
 
   try {
-    var result = await createGithubIssue(config.repo, title, body, token);
+    const result = await createGithubIssue(config.repo, title, body, token);
     console.log('[IssueReporter] Created GitHub issue #' + result.number + ': ' + result.url);
 
-    var state = readState();
-    var errorKey = computeErrorKey(signals);
-    var recentKeys = Array.isArray(state.recentIssueKeys) ? state.recentIssueKeys : [];
+    const state = readState();
+    const errorKey = computeErrorKey(signals);
+    let recentKeys = Array.isArray(state.recentIssueKeys) ? state.recentIssueKeys : [];
     recentKeys.push(errorKey);
     if (recentKeys.length > 20) recentKeys = recentKeys.slice(-20);
     writeState({

src/gep/learningSignals.js

@@ -11,17 +11,17 @@ function add(tags, value) {
 }
 
 function expandSignals(signals, extraText) {
-  var raw = Array.isArray(signals) ? signals.map(function (s) { return String(s); }) : [];
-  var tags = [];
+  const raw = Array.isArray(signals) ? signals.map(function (s) { return String(s); }) : [];
+  const tags = [];
 
-  for (var i = 0; i < raw.length; i++) {
-    var signal = raw[i];
+  for (let i = 0; i < raw.length; i++) {
+    const signal = raw[i];
     add(tags, signal);
-    var base = signal.split(':')[0];
+    const base = signal.split(':')[0];
     if (base && base !== signal) add(tags, base);
   }
 
-  var text = (raw.join(' ') + ' ' + String(extraText || '')).toLowerCase();
+  const text = (raw.join(' ') + ' ' + String(extraText || '')).toLowerCase();
 
   if (/(error|exception|failed|unstable|log_error|runtime|429)/.test(text)) {
     add(tags, 'problem:reliability');
@@ -62,7 +62,7 @@ function expandSignals(signals, extraText) {
 
 function geneTags(gene) {
   if (!gene || typeof gene !== 'object') return [];
-  var inputs = [];
+  let inputs = [];
   if (gene.category) inputs.push('action:' + String(gene.category).toLowerCase());
   if (Array.isArray(gene.signals_match)) inputs = inputs.concat(gene.signals_match);
   if (typeof gene.id === 'string') inputs.push(gene.id);
@@ -71,12 +71,12 @@ function geneTags(gene) {
 }
 
 function scoreTagOverlap(gene, signals) {
-  var signalTags = expandSignals(signals, '');
-  var geneTagList = geneTags(gene);
+  const signalTags = expandSignals(signals, '');
+  const geneTagList = geneTags(gene);
   if (signalTags.length === 0 || geneTagList.length === 0) return 0;
-  var signalSet = new Set(signalTags);
-  var hits = 0;
-  for (var i = 0; i < geneTagList.length; i++) {
+  const signalSet = new Set(signalTags);
+  let hits = 0;
+  for (let i = 0; i < geneTagList.length; i++) {
     if (signalSet.has(geneTagList[i])) hits++;
   }
   return hits;

src/gep/signals.js

@@ -237,7 +237,8 @@ function extractSignals({ recentSessionTranscript, todayLog, memorySnippet, user
       /加个|实现一下|做个|想要\s*一个|需要\s*一个|帮我加|帮我开发|加一下|新增一个|加个功能|做个功能|我想/.test(corpus) ||
       /加個|實現一下|做個|想要一個|請加|新增一個|加個功能|做個功能|幫我加/.test(corpus) ||
       /追加|実装|作って|機能を|追加して|が欲しい|を追加|してほしい/.test(corpus)) {
-    signals.push('user_feature_request:' + (featureRequestSnippet || ''));
+    signals.push('user_feature_request');
+    if (featureRequestSnippet) signals.push('user_feature_request:' + featureRequestSnippet);
   }
 
   // user_improvement_suggestion: 4 languages + snippet
@@ -263,7 +264,8 @@ function extractSignals({ recentSessionTranscript, todayLog, memorySnippet, user
       /改進一下|優化一下|簡化|重構|整理一下|弄得更好/.test(corpus) ||
       /改善|最適化|簡素化|リファクタ|良くして|改良/.test(corpus);
     if (hasImprovement) {
-      signals.push('user_improvement_suggestion:' + (improvementSnippet || ''));
+      signals.push('user_improvement_suggestion');
+      if (improvementSnippet) signals.push('user_improvement_suggestion:' + improvementSnippet);
     }
   }
 

test/skillDistiller.test.js

@@ -143,7 +143,7 @@ describe('validateSynthesizedGene', () => {
   it('accepts a valid gene', () => {
     var gene = {
       type: 'Gene', id: 'gene_distilled_test', category: 'repair',
-      signals_match: ['error'], strategy: ['fix the bug'],
+      signals_match: ['error'], strategy: ['identify the root cause', 'apply the fix', 'verify the solution'],
       constraints: { max_files: 8, forbidden_paths: ['.git', 'node_modules'] },
     };
     var result = validateSynthesizedGene(gene, []);
@@ -307,7 +307,7 @@ describe('buildDistillationPrompt', () => {
     var genes = [{ id: 'gene_a', signals_match: ['err'] }];
     var caps = [makeCapsule('c1', 'gene_a', 'success', 0.9)];
     var prompt = buildDistillationPrompt(analysis, genes, caps);
-    assert.ok(prompt.includes('actionable operations'));
+    assert.ok(prompt.includes('actionable'));
     assert.ok(prompt.includes('gene_distilled_'));
     assert.ok(prompt.includes('Gene synthesis engine'));
     assert.ok(prompt.includes('forbidden_paths'));
@@ -416,7 +416,7 @@ describe('prepareDistillation', () => {
 
     var llmResponse = JSON.stringify({
       type: 'Gene', id: 'gene_distilled_idem', category: 'repair',
-      signals_match: ['error'], strategy: ['fix it'],
+      signals_match: ['error'], strategy: ['identify root cause', 'apply targeted fix', 'verify correction'],
       constraints: { max_files: 5, forbidden_paths: ['.git', 'node_modules'] },
     });
     var complete = completeDistillation(llmResponse);