wip: migrate to bun

test/unionWith.spec.ts

@@ -0,0 +1,28 @@
+import assert from 'node:assert';
+import lodashStable from 'lodash';
+import unionWith from '../src/unionWith';
+
+describe('unionWith', () => {
+    it('should work with a `comparator`', () => {
+        const objects = [
+                { x: 1, y: 2 },
+                { x: 2, y: 1 },
+            ],
+            others = [
+                { x: 1, y: 1 },
+                { x: 1, y: 2 },
+            ],
+            actual = unionWith(objects, others, lodashStable.isEqual);
+
+        assert.deepStrictEqual(actual, [objects[0], objects[1], others[0]]);
+    });
+
+    it('should output values from the first possible array', () => {
+        const objects = [{ x: 1, y: 1 }],
+            others = [{ x: 1, y: 2 }];
+
+        const actual = unionWith(objects, others, (a, b) => a.x == b.x);
+
+        assert.deepStrictEqual(actual, [{ x: 1, y: 1 }]);
+    });
+});