{
  "kind" : "Program",
  "location" : [ 1, 1, 3, 9 ],
  "declarations" : [ {
    "kind" : "VarDef",
    "location" : [ 1, 1, 1, 9 ],
    "var" : {
      "kind" : "TypedVar",
      "location" : [ 1, 1, 1, 5 ],
      "identifier" : {
        "kind" : "Identifier",
        "location" : [ 1, 1, 1, 1 ],
        "name" : "x"
      },
      "type" : {
        "kind" : "ClassType",
        "location" : [ 1, 3, 1, 5 ],
        "className" : "int"
      }
    },
    "value" : {
      "kind" : "IntegerLiteral",
      "location" : [ 1, 9, 1, 9 ],
      "inferredType" : {
        "kind" : "ClassValueType",
        "className" : "int"
      },
      "value" : 0
    }
  } ],
  "statements" : [ {
    "kind" : "ReturnStmt",
    "location" : [ 3, 1, 3, 8 ],
    "errorMsg" : "Return statement cannot appear at the top level",
    "value" : {
      "kind" : "Identifier",
      "location" : [ 3, 8, 3, 8 ],
      "name" : "x"
    }
  } ],
  "errors" : {
    "errors" : [ {
      "kind" : "CompilerError",
      "location" : [ 3, 1, 3, 8 ],
      "message" : "Return statement cannot appear at the top level"
    } ],
    "kind" : "Errors",
    "location" : [ 0, 0, 0, 0 ]
  }
}