{
  "type": "File",
  "start":0,"end":35,"loc":{"start":{"line":1,"column":0},"end":{"line":1,"column":35}},
  "program": {
    "type": "Program",
    "start":0,"end":35,"loc":{"start":{"line":1,"column":0},"end":{"line":1,"column":35}},
    "sourceType": "module",
    "interpreter": null,
    "body": [
      {
        "type": "VariableDeclaration",
        "start":0,"end":35,"loc":{"start":{"line":1,"column":0},"end":{"line":1,"column":35}},
        "declarations": [
          {
            "type": "VariableDeclarator",
            "start":4,"end":35,"loc":{"start":{"line":1,"column":4},"end":{"line":1,"column":35}},
            "id": {
              "type": "Identifier",
              "start":4,"end":5,"loc":{"start":{"line":1,"column":4},"end":{"line":1,"column":5},"identifierName":"x"},
              "name": "x"
            },
            "init": {
              "type": "ArrowFunctionExpression",
              "start":8,"end":35,"loc":{"start":{"line":1,"column":8},"end":{"line":1,"column":35}},
              "id": null,
              "generator": false,
              "async": false,
              "params": [
                {
                  "type": "AssignmentPattern",
                  "start":9,"end":28,"loc":{"start":{"line":1,"column":9},"end":{"line":1,"column":28}},
                  "left": {
                    "type": "ObjectPattern",
                    "start":9,"end":20,"loc":{"start":{"line":1,"column":9},"end":{"line":1,"column":20}},
                    "properties": [
                      {
                        "type": "ObjectProperty",
                        "start":11,"end":12,"loc":{"start":{"line":1,"column":11},"end":{"line":1,"column":12}},
                        "method": false,
                        "key": {
                          "type": "Identifier",
                          "start":11,"end":12,"loc":{"start":{"line":1,"column":11},"end":{"line":1,"column":12},"identifierName":"a"},
                          "name": "a"
                        },
                        "computed": false,
                        "shorthand": true,
                        "value": {
                          "type": "Identifier",
                          "start":11,"end":12,"loc":{"start":{"line":1,"column":11},"end":{"line":1,"column":12},"identifierName":"a"},
                          "name": "a"
                        },
                        "extra": {
                          "shorthand": true
                        }
                      }
                    ],
                    "typeAnnotation": {
                      "type": "TypeAnnotation",
                      "start":15,"end":20,"loc":{"start":{"line":1,"column":15},"end":{"line":1,"column":20}},
                      "typeAnnotation": {
                        "type": "AnyTypeAnnotation",
                        "start":17,"end":20,"loc":{"start":{"line":1,"column":17},"end":{"line":1,"column":20}}
                      }
                    }
                  },
                  "right": {
                    "type": "StringLiteral",
                    "start":23,"end":28,"loc":{"start":{"line":1,"column":23},"end":{"line":1,"column":28}},
                    "extra": {
                      "rawValue": "foo",
                      "raw": "'foo'"
                    },
                    "value": "foo"
                  }
                }
              ],
              "body": {
                "type": "BlockStatement",
                "start":33,"end":35,"loc":{"start":{"line":1,"column":33},"end":{"line":1,"column":35}},
                "body": [],
                "directives": []
              }
            }
          }
        ],
        "kind": "var"
      }
    ],
    "directives": []
  }
}