{"ScriptPreparationCode":null,"TestCases":[{"Name":"Array concat","Code":"const arr = [1, 2, 3];\r\nconst res = arr.concat(4);","IsDeferred":false},{"Name":"spread operator (appended)","Code":"const arr = [1, 2, 3];\r\nconst res = [...arr, 4];","IsDeferred":false},{"Name":"spread operator (prepended)","Code":"const arr = [1, 2, 3];\r\nconst res = [0, ...arr];","IsDeferred":false}]}