{
  "type": "Script",
  "span": {
    "start": 69,
    "end": 110,
    "ctxt": 0
  },
  "body": [
    {
      "type": "VariableDeclaration",
      "span": {
        "start": 69,
        "end": 110,
        "ctxt": 0
      },
      "kind": "var",
      "declare": false,
      "declarations": [
        {
          "type": "VariableDeclarator",
          "span": {
            "start": 73,
            "end": 109,
            "ctxt": 0
          },
          "id": {
            "type": "Identifier",
            "span": {
              "start": 73,
              "end": 76,
              "ctxt": 0
            },
            "value": "foo",
            "optional": false,
            "typeAnnotation": null
          },
          "init": {
            "type": "ArrowFunctionExpression",
            "span": {
              "start": 79,
              "end": 109,
              "ctxt": 0
            },
            "params": [],
            "body": {
              "type": "BlockStatement",
              "span": {
                "start": 106,
                "end": 109,
                "ctxt": 0
              },
              "stmts": []
            },
            "async": true,
            "generator": false,
            "typeParameters": null,
            "returnType": {
              "type": "TsTypeAnnotation",
              "span": {
                "start": 87,
                "end": 102,
                "ctxt": 0
              },
              "typeAnnotation": {
                "type": "TsTypeReference",
                "span": {
                  "start": 89,
                  "end": 102,
                  "ctxt": 0
                },
                "typeName": {
                  "type": "Identifier",
                  "span": {
                    "start": 89,
                    "end": 96,
                    "ctxt": 0
                  },
                  "value": "Promise",
                  "optional": false
                },
                "typeParams": {
                  "type": "TsTypeParameterInstantiation",
                  "span": {
                    "start": 96,
                    "end": 102,
                    "ctxt": 0
                  },
                  "params": [
                    {
                      "type": "TsKeywordType",
                      "span": {
                        "start": 97,
                        "end": 101,
                        "ctxt": 0
                      },
                      "kind": "void"
                    }
                  ]
                }
              }
            }
          },
          "definite": false
        }
      ]
    }
  ],
  "interpreter": null
}