{
  "graph": null,
  "err": {
    "errs": [
      {
        "range": "d2/testdata/d2compiler/TestCompile/grid_negative.d2,2:15:38-2:19:42",
        "errmsg": "d2/testdata/d2compiler/TestCompile/grid_negative.d2:3:16: grid-columns must be a positive integer: \"-200\""
      }
    ]
  }
}