From 423cd67c880f140e95e6749c2cf8a3072e831339 Mon Sep 17 00:00:00 2001
From: TaduJR <nattysec26@gmail.com>
Date: Sun, 21 Dec 2025 19:51:22 +0300
Subject: [PATCH] fix: Add bold to excludeRangeTypesFromFormatting to fix emoji
 duplication on web

---
 src/__tests__/splitRangesOnEmojis.test.ts | 78 +++++++++++++++++++++++
 src/parseExpensiMark.ts                   |  3 +-
 2 files changed, 80 insertions(+), 1 deletion(-)

diff --git a/src/__tests__/splitRangesOnEmojis.test.ts b/src/__tests__/splitRangesOnEmojis.test.ts
index 6bd33220..c801479d 100644
--- a/src/__tests__/splitRangesOnEmojis.test.ts
+++ b/src/__tests__/splitRangesOnEmojis.test.ts
@@ -109,6 +109,41 @@ describe('single overlap', () => {
       {type: 'emoji', start: 4, length: 2},
     ]);
   });
+
+  test('bold with emoji in the middle', () => {
+    let markdownRanges: MarkdownRange[] = [
+      {type: 'bold', start: 0, length: 10},
+      {type: 'emoji', start: 3, length: 2},
+    ];
+
+    markdownRanges = excludeRangeTypesFromFormatting(markdownRanges, 'bold', getRangesToExcludeFormatting(markdownRanges));
+    sortRanges(markdownRanges);
+
+    expect(markdownRanges).toEqual([
+      {type: 'bold', start: 0, length: 3},
+      {type: 'emoji', start: 3, length: 2},
+      {type: 'bold', start: 5, length: 5},
+    ]);
+  });
+
+  test('bold with multiple emojis', () => {
+    let markdownRanges: MarkdownRange[] = [
+      {type: 'bold', start: 0, length: 10},
+      {type: 'emoji', start: 2, length: 2},
+      {type: 'emoji', start: 6, length: 2},
+    ];
+
+    markdownRanges = excludeRangeTypesFromFormatting(markdownRanges, 'bold', getRangesToExcludeFormatting(markdownRanges));
+    sortRanges(markdownRanges);
+
+    expect(markdownRanges).toEqual([
+      {type: 'bold', start: 0, length: 2},
+      {type: 'emoji', start: 2, length: 2},
+      {type: 'bold', start: 4, length: 2},
+      {type: 'emoji', start: 6, length: 2},
+      {type: 'bold', start: 8, length: 2},
+    ]);
+  });
 });
 
 describe('multiple overlaps', () => {
@@ -160,4 +195,47 @@ describe('multiple overlaps', () => {
       {type: 'strikethrough', start: 22, length: 5},
     ]);
   });
+
+  test('splitting on three types', () => {
+    let markdownRanges: MarkdownRange[] = [
+      {type: 'italic', start: 0, length: 20},
+      {type: 'bold', start: 2, length: 12},
+      {type: 'strikethrough', start: 4, length: 8},
+      {type: 'emoji', start: 6, length: 2},
+    ];
+
+    markdownRanges = excludeRangeTypesFromFormatting(markdownRanges, 'italic', getRangesToExcludeFormatting(markdownRanges));
+    markdownRanges = excludeRangeTypesFromFormatting(markdownRanges, 'bold', getRangesToExcludeFormatting(markdownRanges));
+    markdownRanges = excludeRangeTypesFromFormatting(markdownRanges, 'strikethrough', getRangesToExcludeFormatting(markdownRanges));
+    sortRanges(markdownRanges);
+
+    expect(markdownRanges).toEqual([
+      {type: 'italic', start: 0, length: 6},
+      {type: 'bold', start: 2, length: 4},
+      {type: 'strikethrough', start: 4, length: 2},
+      {type: 'emoji', start: 6, length: 2},
+      {type: 'italic', start: 8, length: 12},
+      {type: 'bold', start: 8, length: 6},
+      {type: 'strikethrough', start: 8, length: 4},
+    ]);
+  });
+
+  test('nested ranges with emoji', () => {
+    let markdownRanges: MarkdownRange[] = [
+      {type: 'italic', start: 1, length: 15},
+      {type: 'bold', start: 5, length: 7},
+      {type: 'emoji', start: 10, length: 2},
+    ];
+
+    markdownRanges = excludeRangeTypesFromFormatting(markdownRanges, 'italic', getRangesToExcludeFormatting(markdownRanges));
+    markdownRanges = excludeRangeTypesFromFormatting(markdownRanges, 'bold', getRangesToExcludeFormatting(markdownRanges));
+    sortRanges(markdownRanges);
+
+    expect(markdownRanges).toEqual([
+      {type: 'italic', start: 1, length: 9},
+      {type: 'bold', start: 5, length: 5},
+      {type: 'emoji', start: 10, length: 2},
+      {type: 'italic', start: 12, length: 4},
+    ]);
+  });
 });
diff --git a/src/parseExpensiMark.ts b/src/parseExpensiMark.ts
index 7a1745eb..6a5d4762 100644
--- a/src/parseExpensiMark.ts
+++ b/src/parseExpensiMark.ts
@@ -256,9 +256,10 @@ function parseExpensiMark(markdown: string): MarkdownRange[] {
   }
   let markdownRanges = sortRanges(ranges);
 
-  // Prevent italic and strikethrough formatting inside emojis and inline code blocks
+  // Prevent italic, bold and strikethrough formatting inside emojis and inline code blocks
   const rangesToExclude = getRangesToExcludeFormatting(markdownRanges);
   markdownRanges = excludeRangeTypesFromFormatting(markdownRanges, 'italic', rangesToExclude);
+  markdownRanges = excludeRangeTypesFromFormatting(markdownRanges, 'bold', rangesToExclude);
   markdownRanges = excludeRangeTypesFromFormatting(markdownRanges, 'strikethrough', rangesToExclude);
 
   const groupedRanges = groupRanges(markdownRanges);