{
  "graph": null,
  "err": {
    "errs": [
      {
        "range": "d2/testdata/d2compiler/TestCompile/constraint_label.d2,2:2:21-2:17:36",
        "errmsg": "d2/testdata/d2compiler/TestCompile/constraint_label.d2:3:3: \"constraint\" keyword can only be used in \"sql_table\" shapes"
      }
    ]
  }
}