{
  "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": "script",
    "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": "ObjectPattern",
              "start": 4,
              "end": 29,
              "loc": {
                "start": {
                  "line": 1,
                  "column": 4
                },
                "end": {
                  "line": 1,
                  "column": 29
                }
              },
              "properties": [
                {
                  "type": "ObjectProperty",
                  "start": 5,
                  "end": 28,
                  "loc": {
                    "start": {
                      "line": 1,
                      "column": 5
                    },
                    "end": {
                      "line": 1,
                      "column": 28
                    }
                  },
                  "method": false,
                  "computed": false,
                  "key": {
                    "type": "Identifier",
                    "start": 5,
                    "end": 13,
                    "loc": {
                      "start": {
                        "line": 1,
                        "column": 5
                      },
                      "end": {
                        "line": 1,
                        "column": 13
                      },
                      "identifierName": "propName"
                    },
                    "name": "propName"
                  },
                  "shorthand": true,
                  "value": {
                    "type": "AssignmentPattern",
                    "start": 5,
                    "end": 28,
                    "loc": {
                      "start": {
                        "line": 1,
                        "column": 5
                      },
                      "end": {
                        "line": 1,
                        "column": 28
                      }
                    },
                    "left": {
                      "type": "Identifier",
                      "start": 5,
                      "end": 13,
                      "loc": {
                        "start": {
                          "line": 1,
                          "column": 5
                        },
                        "end": {
                          "line": 1,
                          "column": 13
                        },
                        "identifierName": "propName"
                      },
                      "name": "propName"
                    },
                    "right": {
                      "type": "Identifier",
                      "start": 16,
                      "end": 28,
                      "loc": {
                        "start": {
                          "line": 1,
                          "column": 16
                        },
                        "end": {
                          "line": 1,
                          "column": 28
                        },
                        "identifierName": "defaultValue"
                      },
                      "name": "defaultValue"
                    }
                  },
                  "extra": {
                    "shorthand": true
                  }
                }
              ]
            },
            "init": {
              "type": "Identifier",
              "start": 32,
              "end": 35,
              "loc": {
                "start": {
                  "line": 1,
                  "column": 32
                },
                "end": {
                  "line": 1,
                  "column": 35
                },
                "identifierName": "obj"
              },
              "name": "obj"
            }
          }
        ],
        "kind": "var"
      }
    ],
    "directives": []
  }
}