From 80aca15d7235082187d6eee6054a69ceed9c45db Mon Sep 17 00:00:00 2001
From: SethCohen <sethcohen.dev@gmail.com>
Date: Fri, 3 Apr 2026 12:32:35 -0400
Subject: [PATCH] feat: enhance reduceHeadings function to handle indented and
 closed markdown headings and add tests for new functionality. resolves #51

---
 .gitignore          |  1 +
 index.js            | 17 +++++++++++++++--
 tests/index.test.js | 10 ++++++++++
 3 files changed, 26 insertions(+), 2 deletions(-)

diff --git a/.gitignore b/.gitignore
index 2c901c7..0fd2342 100644
--- a/.gitignore
+++ b/.gitignore
@@ -7,3 +7,4 @@ release.json
 repository.json
 user.json
 tests/sample-test-release-v2.json
+tests/sample-test-release-v3.json
diff --git a/index.js b/index.js
index d9f9197..4cc8c33 100644
--- a/index.js
+++ b/index.js
@@ -61,8 +61,21 @@ const removeGithubReferenceLinks = (text) => text
  * @returns {string} The text with reduced heading sizes.
  */
 const reduceHeadings = (text) => text
-    .replace(/^###\s+(.+)$/gm, '**__$1__**') // Convert H3 to bold + underline
-    .replace(/^##\s+(.+)$/gm, '**$1**');     // Convert H2 to bold
+    .split('\n')
+    .map((line) => {
+        const h3 = line.match(/^\s*###\s+(.+?)\s*#*\s*$/);
+        if (h3) {
+            return `**__${h3[1].trim()}__**`;
+        }
+
+        const h2 = line.match(/^\s*##\s+(.+?)\s*#*\s*$/);
+        if (h2) {
+            return `**${h2[1].trim()}**`;
+        }
+
+        return line;
+    })
+    .join('\n');
 
 /**
  * Converts PR, issue, and changelog links to markdown format, ignoring existing markdown links.
diff --git a/tests/index.test.js b/tests/index.test.js
index 9c25880..36f9129 100644
--- a/tests/index.test.js
+++ b/tests/index.test.js
@@ -70,6 +70,16 @@ describe('index.js utility functions', () => {
         expect(reduceHeadings('## Heading2')).toBe('**Heading2**');
     });
 
+    test('reduceHeadings reduces repeated section headings', () => {
+        const input = '### Bug Fixes\n- fix thing\n\n### Features\n- add thing';
+        expect(reduceHeadings(input)).toBe('**__Bug Fixes__**\n- fix thing\n\n**__Features__**\n- add thing');
+    });
+
+    test('reduceHeadings handles indented and closed markdown headings', () => {
+        const input = '  ## Changes ##\n   ### Features ###';
+        expect(reduceHeadings(input)).toBe('**Changes**\n**__Features__**');
+    });
+
     test('convertLinksToMarkdown converts PR/issue/changelog links', () => {
         const pr = 'https://github.com/owner/repo/pull/1';
         const issue = 'https://github.com/owner/repo/issues/2';