From 0703ba118b56aaa924346ae36c8826764dadd409 Mon Sep 17 00:00:00 2001
From: Timothy Flynn <trflynn89@pm.me>
Date: Fri, 18 Oct 2024 17:19:57 -0400
Subject: [PATCH] AK: Add a comparison operator for Utf32View

---
 AK/Utf32View.cpp | 8 ++++++++
 AK/Utf32View.h   | 2 ++
 2 files changed, 10 insertions(+)

diff --git a/AK/Utf32View.cpp b/AK/Utf32View.cpp
index ebb4bbd1f7a..a482aa54f1f 100644
--- a/AK/Utf32View.cpp
+++ b/AK/Utf32View.cpp
@@ -27,6 +27,14 @@ Optional<u32> Utf32CodePointIterator::peek(size_t offset) const
     return *new_iterator;
 }
 
+bool Utf32View::operator==(Utf32View const& other) const
+{
+    ReadonlySpan<u32> code_points { m_code_points, m_length };
+    ReadonlySpan<u32> other_code_points { other.m_code_points, other.m_length };
+
+    return code_points == other_code_points;
+}
+
 ErrorOr<void> Formatter<Utf32View>::format(FormatBuilder& builder, Utf32View const& string)
 {
     return builder.builder().try_append(string);
diff --git a/AK/Utf32View.h b/AK/Utf32View.h
index 3a522471b1e..b030d64b1fa 100644
--- a/AK/Utf32View.h
+++ b/AK/Utf32View.h
@@ -119,6 +119,8 @@ public:
         return substring_view(offset, length() - offset);
     }
 
+    bool operator==(Utf32View const& other) const;
+
 private:
     u32 const* begin_ptr() const
     {