From ae7c47e61a5b93222a80deac507a7c68a44f94ae Mon Sep 17 00:00:00 2001
From: Taylor Cannon <taylor.cannon@mongodb.com>
Date: Tue, 14 Oct 2025 15:24:28 -0500
Subject: [PATCH 1/2] feat: match legacy toString output for NumberDecimal type

---
 snippets/mongocompat/mongotypes.js | 7 ++++++-
 snippets/mongocompat/test.js       | 3 +++
 2 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/snippets/mongocompat/mongotypes.js b/snippets/mongocompat/mongotypes.js
index 32539d9..5c699c1 100644
--- a/snippets/mongocompat/mongotypes.js
+++ b/snippets/mongocompat/mongotypes.js
@@ -443,9 +443,14 @@ if (typeof NumberDecimal !== 'undefined') {
     if (!NumberDecimal.prototype) {
         NumberDecimal.prototype = {};
     }
+    NumberDecimal.prototype.nativeToString = NumberDecimal.prototype.toString
 
     NumberDecimal.prototype.tojson = function() {
-        return this.toString();
+        return this.nativeToString();
+    };
+
+    NumberDecimal.prototype.toString = function() {
+        return `NumberDecimal("${this.nativeToString()}")`;
     };
 }
 
diff --git a/snippets/mongocompat/test.js b/snippets/mongocompat/test.js
index 66e15f7..904c6d5 100644
--- a/snippets/mongocompat/test.js
+++ b/snippets/mongocompat/test.js
@@ -22,3 +22,6 @@ assert.strictEqual(minLong.bottom, 0);
 assert.strictEqual(minLong.exactValueString, "-9223372036854775808");
 const nl2 = NumberLong("200");
 assert.strictEqual(maxLong.compare(nl2), 1);
+const decimal = NumberDecimal("1.1");
+assert.strictEqual(decimal.toString(), 'NumberDecimal("1.1")');
+assert.strictEqual(decimal.tojson(), '1.1');

From 361814128b2fcfa05f3d488ce39a0e9960e47dcb Mon Sep 17 00:00:00 2001
From: Taylor Cannon <taylor.cannon@mongodb.com>
Date: Wed, 15 Oct 2025 09:43:28 -0500
Subject: [PATCH 2/2] Use new toString for toJson

---
 snippets/mongocompat/mongotypes.js | 10 +++++-----
 snippets/mongocompat/test.js       |  2 +-
 2 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/snippets/mongocompat/mongotypes.js b/snippets/mongocompat/mongotypes.js
index 5c699c1..13dfc3d 100644
--- a/snippets/mongocompat/mongotypes.js
+++ b/snippets/mongocompat/mongotypes.js
@@ -443,15 +443,15 @@ if (typeof NumberDecimal !== 'undefined') {
     if (!NumberDecimal.prototype) {
         NumberDecimal.prototype = {};
     }
-    NumberDecimal.prototype.nativeToString = NumberDecimal.prototype.toString
-
-    NumberDecimal.prototype.tojson = function() {
-        return this.nativeToString();
-    };
 
+    NumberDecimal.prototype.nativeToString = NumberDecimal.prototype.toString
     NumberDecimal.prototype.toString = function() {
         return `NumberDecimal("${this.nativeToString()}")`;
     };
+
+    NumberDecimal.prototype.tojson = function() {
+        return this.toString();
+    };
 }
 
 // ObjectId
diff --git a/snippets/mongocompat/test.js b/snippets/mongocompat/test.js
index 904c6d5..f54223f 100644
--- a/snippets/mongocompat/test.js
+++ b/snippets/mongocompat/test.js
@@ -24,4 +24,4 @@ const nl2 = NumberLong("200");
 assert.strictEqual(maxLong.compare(nl2), 1);
 const decimal = NumberDecimal("1.1");
 assert.strictEqual(decimal.toString(), 'NumberDecimal("1.1")');
-assert.strictEqual(decimal.tojson(), '1.1');
+assert.strictEqual(decimal.tojson(), 'NumberDecimal("1.1")');