{
  "type": "File",
  "start": 0,
  "end": 19,
  "loc": {
    "start": {
      "line": 1,
      "column": 0
    },
    "end": {
      "line": 1,
      "column": 19
    }
  },
  "program": {
    "type": "Program",
    "start": 0,
    "end": 19,
    "loc": {
      "start": {
        "line": 1,
        "column": 0
      },
      "end": {
        "line": 1,
        "column": 19
      }
    },
    "sourceType": "script",
    "body": [
      {
        "type": "ExpressionStatement",
        "start": 0,
        "end": 19,
        "loc": {
          "start": {
            "line": 1,
            "column": 0
          },
          "end": {
            "line": 1,
            "column": 19
          }
        },
        "expression": {
          "type": "ClassExpression",
          "start": 1,
          "end": 18,
          "loc": {
            "start": {
              "line": 1,
              "column": 1
            },
            "end": {
              "line": 1,
              "column": 18
            }
          },
          "id": null,
          "superClass": {
            "type": "NumericLiteral",
            "start": 15,
            "end": 16,
            "loc": {
              "start": {
                "line": 1,
                "column": 15
              },
              "end": {
                "line": 1,
                "column": 16
              }
            },
            "extra": {
              "rawValue": 0,
              "raw": "0"
            },
            "value": 0
          },
          "body": {
            "type": "ClassBody",
            "start": 16,
            "end": 18,
            "loc": {
              "start": {
                "line": 1,
                "column": 16
              },
              "end": {
                "line": 1,
                "column": 18
              }
            },
            "body": []
          },
          "extra": {
            "parenthesized": true,
            "parenStart": 0
          }
        }
      }
    ],
    "directives": []
  }
}