{
  "type": "Script",
  "span": {
    "start": 15,
    "end": 150,
    "ctxt": 0
  },
  "body": [
    {
      "type": "ClassDeclaration",
      "identifier": {
        "type": "Identifier",
        "span": {
          "start": 21,
          "end": 23,
          "ctxt": 0
        },
        "value": "C1",
        "optional": false
      },
      "declare": false,
      "span": {
        "start": 15,
        "end": 88,
        "ctxt": 0
      },
      "decorators": [],
      "body": [
        {
          "type": "ClassMethod",
          "span": {
            "start": 30,
            "end": 86,
            "ctxt": 0
          },
          "key": {
            "type": "Computed",
            "span": {
              "start": 30,
              "end": 50,
              "ctxt": 0
            },
            "expression": {
              "type": "MemberExpression",
              "span": {
                "start": 31,
                "end": 49,
                "ctxt": 0
              },
              "object": {
                "type": "Identifier",
                "span": {
                  "start": 31,
                  "end": 37,
                  "ctxt": 0
                },
                "value": "Symbol",
                "optional": false
              },
              "property": {
                "type": "Identifier",
                "span": {
                  "start": 38,
                  "end": 49,
                  "ctxt": 0
                },
                "value": "toStringTag",
                "optional": false
              }
            }
          },
          "function": {
            "params": [],
            "decorators": [],
            "span": {
              "start": 30,
              "end": 86,
              "ctxt": 0
            },
            "body": {
              "type": "BlockStatement",
              "span": {
                "start": 53,
                "end": 86,
                "ctxt": 0
              },
              "stmts": [
                {
                  "type": "ReturnStatement",
                  "span": {
                    "start": 63,
                    "end": 80,
                    "ctxt": 0
                  },
                  "argument": {
                    "type": "ObjectExpression",
                    "span": {
                      "start": 70,
                      "end": 79,
                      "ctxt": 0
                    },
                    "properties": [
                      {
                        "type": "KeyValueProperty",
                        "key": {
                          "type": "Identifier",
                          "span": {
                            "start": 72,
                            "end": 73,
                            "ctxt": 0
                          },
                          "value": "x",
                          "optional": false
                        },
                        "value": {
                          "type": "StringLiteral",
                          "span": {
                            "start": 75,
                            "end": 77,
                            "ctxt": 0
                          },
                          "value": "",
                          "hasEscape": false,
                          "kind": {
                            "type": "normal",
                            "containsQuote": true
                          }
                        }
                      }
                    ]
                  }
                }
              ]
            },
            "generator": false,
            "async": false,
            "typeParameters": null,
            "returnType": null
          },
          "kind": "method",
          "isStatic": false,
          "accessibility": null,
          "isAbstract": false,
          "isOptional": false,
          "isOverride": false
        }
      ],
      "superClass": null,
      "isAbstract": false,
      "typeParams": null,
      "superTypeParams": null,
      "implements": []
    },
    {
      "type": "ClassDeclaration",
      "identifier": {
        "type": "Identifier",
        "span": {
          "start": 95,
          "end": 97,
          "ctxt": 0
        },
        "value": "C2",
        "optional": false
      },
      "declare": false,
      "span": {
        "start": 89,
        "end": 150,
        "ctxt": 0
      },
      "decorators": [],
      "body": [
        {
          "type": "TsIndexSignature",
          "params": [
            {
              "type": "Identifier",
              "span": {
                "start": 116,
                "end": 125,
                "ctxt": 0
              },
              "value": "s",
              "optional": false,
              "typeAnnotation": {
                "type": "TsTypeAnnotation",
                "span": {
                  "start": 117,
                  "end": 125,
                  "ctxt": 0
                },
                "typeAnnotation": {
                  "type": "TsKeywordType",
                  "span": {
                    "start": 119,
                    "end": 125,
                    "ctxt": 0
                  },
                  "kind": "symbol"
                }
              }
            }
          ],
          "typeAnnotation": {
            "type": "TsTypeAnnotation",
            "span": {
              "start": 126,
              "end": 147,
              "ctxt": 0
            },
            "typeAnnotation": {
              "type": "TsFunctionType",
              "span": {
                "start": 128,
                "end": 147,
                "ctxt": 0
              },
              "params": [],
              "typeParams": null,
              "typeAnnotation": {
                "type": "TsTypeAnnotation",
                "span": {
                  "start": 131,
                  "end": 147,
                  "ctxt": 0
                },
                "typeAnnotation": {
                  "type": "TsTypeLiteral",
                  "span": {
                    "start": 134,
                    "end": 147,
                    "ctxt": 0
                  },
                  "members": [
                    {
                      "type": "TsPropertySignature",
                      "span": {
                        "start": 136,
                        "end": 145,
                        "ctxt": 0
                      },
                      "readonly": false,
                      "key": {
                        "type": "Identifier",
                        "span": {
                          "start": 136,
                          "end": 137,
                          "ctxt": 0
                        },
                        "value": "x",
                        "optional": false
                      },
                      "computed": false,
                      "optional": false,
                      "init": null,
                      "params": [],
                      "typeAnnotation": {
                        "type": "TsTypeAnnotation",
                        "span": {
                          "start": 137,
                          "end": 145,
                          "ctxt": 0
                        },
                        "typeAnnotation": {
                          "type": "TsKeywordType",
                          "span": {
                            "start": 139,
                            "end": 145,
                            "ctxt": 0
                          },
                          "kind": "string"
                        }
                      },
                      "typeParams": null
                    }
                  ]
                }
              }
            }
          },
          "readonly": false,
          "static": false,
          "span": {
            "start": 115,
            "end": 148,
            "ctxt": 0
          }
        }
      ],
      "superClass": {
        "type": "Identifier",
        "span": {
          "start": 106,
          "end": 108,
          "ctxt": 0
        },
        "value": "C1",
        "optional": false
      },
      "isAbstract": false,
      "typeParams": null,
      "superTypeParams": null,
      "implements": []
    }
  ],
  "interpreter": null
}