{
  "type": "File",
  "start": 0,
  "end": 42,
  "loc": {
    "start": {
      "line": 1,
      "column": 0
    },
    "end": {
      "line": 1,
      "column": 42
    }
  },
  "program": {
    "type": "Program",
    "start": 0,
    "end": 42,
    "loc": {
      "start": {
        "line": 1,
        "column": 0
      },
      "end": {
        "line": 1,
        "column": 42
      }
    },
    "sourceType": "script",
    "body": [
      {
        "type": "VariableDeclaration",
        "start": 0,
        "end": 42,
        "loc": {
          "start": {
            "line": 1,
            "column": 0
          },
          "end": {
            "line": 1,
            "column": 42
          }
        },
        "declarations": [
          {
            "type": "VariableDeclarator",
            "start": 6,
            "end": 41,
            "loc": {
              "start": {
                "line": 1,
                "column": 6
              },
              "end": {
                "line": 1,
                "column": 41
              }
            },
            "id": {
              "type": "Identifier",
              "start": 6,
              "end": 9,
              "loc": {
                "start": {
                  "line": 1,
                  "column": 6
                },
                "end": {
                  "line": 1,
                  "column": 9
                },
                "identifierName": "foo"
              },
              "name": "foo"
            },
            "init": {
              "type": "FunctionExpression",
              "start": 12,
              "end": 41,
              "loc": {
                "start": {
                  "line": 1,
                  "column": 12
                },
                "end": {
                  "line": 1,
                  "column": 41
                }
              },
              "id": null,
              "generator": false,
              "expression": false,
              "async": false,
              "params": [
                {
                  "type": "ObjectPattern",
                  "start": 21,
                  "end": 37,
                  "loc": {
                    "start": {
                      "line": 1,
                      "column": 21
                    },
                    "end": {
                      "line": 1,
                      "column": 37
                    }
                  },
                  "properties": [
                    {
                      "type": "ObjectProperty",
                      "start": 23,
                      "end": 35,
                      "loc": {
                        "start": {
                          "line": 1,
                          "column": 23
                        },
                        "end": {
                          "line": 1,
                          "column": 35
                        }
                      },
                      "method": false,
                      "computed": false,
                      "key": {
                        "type": "Identifier",
                        "start": 23,
                        "end": 28,
                        "loc": {
                          "start": {
                            "line": 1,
                            "column": 23
                          },
                          "end": {
                            "line": 1,
                            "column": 28
                          },
                          "identifierName": "async"
                        },
                        "name": "async"
                      },
                      "shorthand": true,
                      "value": {
                        "type": "AssignmentPattern",
                        "start": 23,
                        "end": 35,
                        "loc": {
                          "start": {
                            "line": 1,
                            "column": 23
                          },
                          "end": {
                            "line": 1,
                            "column": 35
                          }
                        },
                        "left": {
                          "type": "Identifier",
                          "start": 23,
                          "end": 28,
                          "loc": {
                            "start": {
                              "line": 1,
                              "column": 23
                            },
                            "end": {
                              "line": 1,
                              "column": 28
                            },
                            "identifierName": "async"
                          },
                          "name": "async"
                        },
                        "right": {
                          "type": "BooleanLiteral",
                          "start": 31,
                          "end": 35,
                          "loc": {
                            "start": {
                              "line": 1,
                              "column": 31
                            },
                            "end": {
                              "line": 1,
                              "column": 35
                            }
                          },
                          "value": true
                        }
                      },
                      "extra": {
                        "shorthand": true
                      }
                    }
                  ]
                }
              ],
              "body": {
                "type": "BlockStatement",
                "start": 39,
                "end": 41,
                "loc": {
                  "start": {
                    "line": 1,
                    "column": 39
                  },
                  "end": {
                    "line": 1,
                    "column": 41
                  }
                },
                "body": [],
                "directives": []
              }
            }
          }
        ],
        "kind": "const"
      }
    ],
    "directives": []
  }
}