fix: detect dependency

package.json

@@ -54,6 +54,7 @@
   },
   "devDependencies": {
     "@eslint/js": "^9.38.0",
+    "@jest/globals": "^29.7.0",
     "@types/jest": "^29.5.14",
     "@types/node": "^22.5.2",
     "@types/yargs": "^17.0.33",

src/constants/markdown.ts

@@ -4,3 +4,4 @@
 export const ANY_H2_HEADING_RE = /^##\s.*$/m;
 export const H3_SUBHEADER_CAPTURE_RE = /^###\s+(.+?)\s*$/;
 export const RELEASE_HEADER_CAPTURE_RE = /^##\s*\[([^\]]+)\](.*)$/;
+export const BULLET_PREFIX_RE = /^[*-]\s+/;

src/utils/category-tune.ts

@@ -18,6 +18,7 @@ import {
   scoreCategories,
   SCORE_THRESHOLDS,
 } from '@/utils/category-score.js';
+import { isDependencyUpdateTitle } from '@/utils/dependency-update.js';
 import { isBucketName } from '@/utils/is.js';
 import type { BucketName } from '@/types/changelog.js';
 
@@ -182,9 +183,23 @@ export function tuneCategoriesByTitle(
   if (!adjusted[SECTION_CHANGED]) adjusted[SECTION_CHANGED] = [];
   if (!adjusted[SECTION_ADDED]) adjusted[SECTION_ADDED] = [];
 
+  const allKnownTitles = Array.from(knownTitles);
+
+  // Rule: Dependency-only updates should remain in Chore to avoid noise in Changed.
+  const dependencyUpdates: string[] = [];
+  for (const title of allKnownTitles) {
+    if (isDependencyUpdateTitle(title)) dependencyUpdates.push(title);
+  }
+  if (dependencyUpdates.length)
+    moveTitlesToCategory(adjusted, dependencyUpdates, SECTION_CHORE);
+  const dependencyUpdateSet = new Set(dependencyUpdates);
+  const nonDependencyTitles = allKnownTitles.filter(
+    (title) => !dependencyUpdateSet.has(title),
+  );
+
   // Collect titles that should be moved.
   const toMove: string[] = [];
-  for (const title of knownTitles) {
+  for (const title of nonDependencyTitles) {
     if (isImplicitFixTitle(title)) toMove.push(title);
   }
 
@@ -196,7 +211,7 @@ export function tuneCategoriesByTitle(
   // Examples: fix: msg, fix!: msg, fix(scope): msg, fix(scope)!: msg
   const FIX_PREFIX_RE = /^fix(?:!:|(?:\([^)]*\))?!?:)/i;
   const conventionalFixes: string[] = [];
-  for (const title of knownTitles) {
+  for (const title of nonDependencyTitles) {
     if (FIX_PREFIX_RE.test(title)) conventionalFixes.push(title);
   }
   if (conventionalFixes.length)
@@ -217,7 +232,7 @@ export function tuneCategoriesByTitle(
   };
 
   const toChanged: string[] = [];
-  for (const title of knownTitles) {
+  for (const title of nonDependencyTitles) {
     if (!isRefactorLike(title) && !isChangeLike(title)) continue;
     const current = findCategory(title);
     if (current === SECTION_FIXED) continue; // don't override explicit/implicit fixes
@@ -234,7 +249,7 @@ export function tuneCategoriesByTitle(
   // Examples: feat: msg, feat!: msg, feat(scope): msg, feat(scope)!: msg
   const FEAT_PREFIX_RE = /^feat(?:!:|(?:\([^)]*\))?!?:)/i;
   const toAdded: string[] = [];
-  for (const title of knownTitles) {
+  for (const title of nonDependencyTitles) {
     if (FEAT_PREFIX_RE.test(title)) toAdded.push(title);
   }
   if (toAdded.length) moveTitlesToCategory(adjusted, toAdded, SECTION_ADDED);
@@ -245,7 +260,7 @@ export function tuneCategoriesByTitle(
     SECTION_DOCS,
     SECTION_TEST,
   ]);
-  for (const title of knownTitles) {
+  for (const title of nonDependencyTitles) {
     const current = findCategory(title);
     if (!current || !WEAK_BUCKETS.has(current)) continue;
     const scores = scoreCategories(title);

src/utils/dependency-update.ts

@@ -0,0 +1,39 @@
+import { CONVENTIONAL_PREFIX_RE } from '@/constants/conventional.js';
+import { BULLET_PREFIX_RE } from '@/constants/markdown.js';
+import { BUMP_OR_UPGRADE_RE, VERSION_FROM_TO_RE } from '@/constants/scoring.js';
+
+const CONVENTIONAL_SCOPE_RE = /^[a-z]+(?:\(([^)]+)\))?!?:/i;
+const DEP_SCOPE_RE = /\bdeps(?:-dev|-prod)?\b|\bdependencies?\b/i;
+const DEP_BOT_RE = /\brenovate\b|\bdependabot\b|\bdeps?bot\b/i;
+const DEP_ACTION_RE = /\b(bump|upgrade|update|pin|refresh|lockfile)\b/i;
+const DEP_VERSION_RE = /\bto\s+v?\d+(?:\.\d+){0,3}\b/i;
+
+/**
+ * Detect whether a title represents a dependency-only update.
+ * @param rawTitle PR title or changelog bullet text to inspect.
+ * @returns True when the title looks like a dependency update.
+ */
+export function isDependencyUpdateTitle(rawTitle: string): boolean {
+  if (!rawTitle) return false;
+  const trimmedTitle = rawTitle.replace(BULLET_PREFIX_RE, '').trim();
+  if (!trimmedTitle) return false;
+
+  const scopeMatch = trimmedTitle.match(CONVENTIONAL_SCOPE_RE);
+  const scope = scopeMatch?.[1];
+  if (scope && DEP_SCOPE_RE.test(scope)) return true;
+
+  const lower = trimmedTitle.toLowerCase();
+  if (DEP_BOT_RE.test(lower)) return true;
+
+  const core = lower.replace(CONVENTIONAL_PREFIX_RE, '').trim();
+  const hasDepPlural = /\bdeps\b|\bdependencies\b/.test(core);
+  const hasDepSingular = /\bdependency\b/.test(core);
+  const hasAction = DEP_ACTION_RE.test(core) || BUMP_OR_UPGRADE_RE.test(core);
+  const hasVersionHint =
+    VERSION_FROM_TO_RE.test(core) || DEP_VERSION_RE.test(core);
+
+  if (hasDepPlural && hasAction) return true;
+  if (hasDepSingular && hasAction && hasVersionHint) return true;
+
+  return false;
+}

src/utils/release.ts

@@ -10,9 +10,9 @@ import {
   normalizeTitle,
 } from '@/utils/title-normalize.js';
 import { FULL_CHANGELOG_RE } from '@/constants/release.js';
+import { BULLET_PREFIX_RE } from '@/constants/markdown.js';
 
 const H2_HEADING_RE = /^##\s+(.*)$/;
-const BULLET_PREFIX_RE = /^[*-]\s+/;
 const PR_URL_RE = /https?:\/\/\S+\/pull\/(\d+)/; // captures PR number
 const PR_REF_RE = /\(#?(\d+)\)|#(\d+)/; // (#123) or #123
 const AUTHOR_RE = /@([A-Za-z0-9_-]+)/;