From 65f85b3492af8ffbb1d5509ed3ffe94e8bc53d69 Mon Sep 17 00:00:00 2001
From: Brock Chelle <brocklchelle@gmail.com>
Date: Mon, 15 Dec 2025 19:29:36 -0700
Subject: [PATCH 1/2] Fix convex function ignoring given properties

---
 packages/turf-convex/index.ts |  2 +-
 packages/turf-convex/test.ts  | 15 +++++++++++++++
 2 files changed, 16 insertions(+), 1 deletion(-)

diff --git a/packages/turf-convex/index.ts b/packages/turf-convex/index.ts
index d7969ec59b..9a59a98932 100644
--- a/packages/turf-convex/index.ts
+++ b/packages/turf-convex/index.ts
@@ -56,7 +56,7 @@ function convex<P extends GeoJsonProperties = GeoJsonProperties>(
 
   // Convex hull should have at least 3 different vertices in order to create a valid polygon
   if (convexHull.length > 3) {
-    return polygon([convexHull]);
+    return polygon<P>([convexHull], options.properties);
   }
   return null;
 }
diff --git a/packages/turf-convex/test.ts b/packages/turf-convex/test.ts
index 58b0cde7c5..51c98ffcb5 100644
--- a/packages/turf-convex/test.ts
+++ b/packages/turf-convex/test.ts
@@ -6,6 +6,7 @@ import { writeJsonFileSync } from "write-json-file";
 import { loadJsonFileSync } from "load-json-file";
 import { featureCollection } from "@turf/helpers";
 import { convex } from "./index.js";
+import { type FeatureCollection } from "geojson";
 
 const __dirname = path.dirname(fileURLToPath(import.meta.url));
 
@@ -32,3 +33,17 @@ test("turf-convex -- empty", (t) => {
   t.deepEqual(convex(featureCollection([])), null, "corner case: null hull");
   t.end();
 });
+
+test("turf-convex -- properties are transferred to result polygon", (t) => {
+  const geoJson = loadJsonFileSync<FeatureCollection>(
+    "./test/in/elevation2.geojson"
+  );
+  const expectedProperties = { cadastralData: [1220, 1290, 1440, 1943] };
+  const actualPolygon = convex(geoJson, { properties: expectedProperties });
+  t.deepEqual(
+    actualPolygon?.properties,
+    expectedProperties,
+    "properties do not match"
+  );
+  t.end();
+});

From c28007783f521515939861171fe8fea1df4e0324 Mon Sep 17 00:00:00 2001
From: Brock Chelle <brocklchelle@gmail.com>
Date: Mon, 15 Dec 2025 19:34:57 -0700
Subject: [PATCH 2/2] add contributors

---
 packages/turf-convex/package.json | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/packages/turf-convex/package.json b/packages/turf-convex/package.json
index 0471d02073..9ebb5868ac 100644
--- a/packages/turf-convex/package.json
+++ b/packages/turf-convex/package.json
@@ -3,6 +3,10 @@
   "version": "7.3.1",
   "description": "Creates a convex hull around points",
   "author": "Turf Authors",
+  "contributors": [
+    "Brock Chelle <@blchelle>",
+    "Kareem Jeiroudi <@kareemjeiroudi>"
+  ],
   "license": "MIT",
   "bugs": {
     "url": "https://github.com/Turfjs/turf/issues"