             "[1, 2].map { ↓number in\n return 3 // number\n}\n",
             "[1, 2].map { ↓number in\n return 3 \"number\"\n}\n",
             "[1, 2].something { number, ↓idx in\n return number\n}\n",
-            "genericsFunc { (↓number: TypeA, idx: TypeB) in return idx\n}\n"
+            "genericsFunc { (↓number: TypeA, idx: TypeB) in return idx\n}\n",
+            "hoge(arg: num) { ↓num in\n" +
+            "}\n"
         ],
         corrections: [
             "[1, 2].map { ↓number in\n return 3\n}\n":

            "genericsFunc { (↓a: Type, ↓b) -> Void in\n}\n":
                "genericsFunc { (_: Type, _) -> Void in\n}\n",
            "genericsFunc { (a: Type, ↓b) -> Void in\nreturn a\n}\n":
                "genericsFunc { (a: Type, _) -> Void in\nreturn a\n}\n"
        ]
    )


            "var label: UILabel = { (lbl: UILabel) -> UILabel in\n" +
            "   lbl.backgroundColor = .red\n" +
            "   return lbl\n" +
            "}(UILabel())\n",
            "hoge(arg: num) { num in\n" +
            "  return num\n" +
            "}\n"
        ],
        triggeringExamples: [
            "[1, 2].map { ↓number in\n return 3\n}\n",
