{
  "type": "Script",
  "span": {
    "start": 119,
    "end": 731,
    "ctxt": 0
  },
  "body": [
    {
      "type": "ClassDeclaration",
      "identifier": {
        "type": "Identifier",
        "span": {
          "start": 125,
          "end": 126,
          "ctxt": 0
        },
        "value": "C",
        "optional": false
      },
      "declare": false,
      "span": {
        "start": 119,
        "end": 145,
        "ctxt": 0
      },
      "decorators": [],
      "body": [
        {
          "type": "ClassProperty",
          "span": {
            "start": 133,
            "end": 143,
            "ctxt": 0
          },
          "key": {
            "type": "Identifier",
            "span": {
              "start": 133,
              "end": 134,
              "ctxt": 0
            },
            "value": "a",
            "optional": false
          },
          "value": null,
          "typeAnnotation": {
            "type": "TsTypeAnnotation",
            "span": {
              "start": 134,
              "end": 142,
              "ctxt": 0
            },
            "typeAnnotation": {
              "type": "TsKeywordType",
              "span": {
                "start": 136,
                "end": 142,
                "ctxt": 0
              },
              "kind": "number"
            }
          },
          "isStatic": false,
          "decorators": [],
          "accessibility": null,
          "isAbstract": false,
          "isOptional": false,
          "isOverride": false,
          "readonly": false,
          "declare": false,
          "definite": false
        }
      ],
      "superClass": null,
      "isAbstract": false,
      "typeParams": null,
      "superTypeParams": null,
      "implements": []
    },
    {
      "type": "ClassDeclaration",
      "identifier": {
        "type": "Identifier",
        "span": {
          "start": 153,
          "end": 155,
          "ctxt": 0
        },
        "value": "C2",
        "optional": false
      },
      "declare": false,
      "span": {
        "start": 147,
        "end": 174,
        "ctxt": 0
      },
      "decorators": [],
      "body": [
        {
          "type": "ClassProperty",
          "span": {
            "start": 162,
            "end": 172,
            "ctxt": 0
          },
          "key": {
            "type": "Identifier",
            "span": {
              "start": 162,
              "end": 163,
              "ctxt": 0
            },
            "value": "b",
            "optional": false
          },
          "value": null,
          "typeAnnotation": {
            "type": "TsTypeAnnotation",
            "span": {
              "start": 163,
              "end": 171,
              "ctxt": 0
            },
            "typeAnnotation": {
              "type": "TsKeywordType",
              "span": {
                "start": 165,
                "end": 171,
                "ctxt": 0
              },
              "kind": "number"
            }
          },
          "isStatic": false,
          "decorators": [],
          "accessibility": null,
          "isAbstract": false,
          "isOptional": false,
          "isOverride": false,
          "readonly": false,
          "declare": false,
          "definite": false
        }
      ],
      "superClass": null,
      "isAbstract": false,
      "typeParams": null,
      "superTypeParams": null,
      "implements": []
    },
    {
      "type": "TsInterfaceDeclaration",
      "span": {
        "start": 176,
        "end": 216,
        "ctxt": 0
      },
      "id": {
        "type": "Identifier",
        "span": {
          "start": 186,
          "end": 187,
          "ctxt": 0
        },
        "value": "A",
        "optional": false
      },
      "declare": false,
      "typeParams": null,
      "extends": [
        {
          "type": "TsExpressionWithTypeArguments",
          "span": {
            "start": 196,
            "end": 197,
            "ctxt": 0
          },
          "expression": {
            "type": "Identifier",
            "span": {
              "start": 196,
              "end": 197,
              "ctxt": 0
            },
            "value": "C",
            "optional": false
          },
          "typeArguments": null
        }
      ],
      "body": {
        "type": "TsInterfaceBody",
        "span": {
          "start": 198,
          "end": 216,
          "ctxt": 0
        },
        "body": [
          {
            "type": "TsPropertySignature",
            "span": {
              "start": 204,
              "end": 214,
              "ctxt": 0
            },
            "readonly": false,
            "key": {
              "type": "Identifier",
              "span": {
                "start": 204,
                "end": 205,
                "ctxt": 0
              },
              "value": "y",
              "optional": false
            },
            "computed": false,
            "optional": false,
            "init": null,
            "params": [],
            "typeAnnotation": {
              "type": "TsTypeAnnotation",
              "span": {
                "start": 205,
                "end": 213,
                "ctxt": 0
              },
              "typeAnnotation": {
                "type": "TsKeywordType",
                "span": {
                  "start": 207,
                  "end": 213,
                  "ctxt": 0
                },
                "kind": "string"
              }
            },
            "typeParams": null
          }
        ]
      }
    },
    {
      "type": "TsInterfaceDeclaration",
      "span": {
        "start": 218,
        "end": 259,
        "ctxt": 0
      },
      "id": {
        "type": "Identifier",
        "span": {
          "start": 228,
          "end": 229,
          "ctxt": 0
        },
        "value": "A",
        "optional": false
      },
      "declare": false,
      "typeParams": null,
      "extends": [
        {
          "type": "TsExpressionWithTypeArguments",
          "span": {
            "start": 238,
            "end": 240,
            "ctxt": 0
          },
          "expression": {
            "type": "Identifier",
            "span": {
              "start": 238,
              "end": 240,
              "ctxt": 0
            },
            "value": "C2",
            "optional": false
          },
          "typeArguments": null
        }
      ],
      "body": {
        "type": "TsInterfaceBody",
        "span": {
          "start": 241,
          "end": 259,
          "ctxt": 0
        },
        "body": [
          {
            "type": "TsPropertySignature",
            "span": {
              "start": 247,
              "end": 257,
              "ctxt": 0
            },
            "readonly": false,
            "key": {
              "type": "Identifier",
              "span": {
                "start": 247,
                "end": 248,
                "ctxt": 0
              },
              "value": "z",
              "optional": false
            },
            "computed": false,
            "optional": false,
            "init": null,
            "params": [],
            "typeAnnotation": {
              "type": "TsTypeAnnotation",
              "span": {
                "start": 248,
                "end": 256,
                "ctxt": 0
              },
              "typeAnnotation": {
                "type": "TsKeywordType",
                "span": {
                  "start": 250,
                  "end": 256,
                  "ctxt": 0
                },
                "kind": "string"
              }
            },
            "typeParams": null
          }
        ]
      }
    },
    {
      "type": "ClassDeclaration",
      "identifier": {
        "type": "Identifier",
        "span": {
          "start": 267,
          "end": 268,
          "ctxt": 0
        },
        "value": "D",
        "optional": false
      },
      "declare": false,
      "span": {
        "start": 261,
        "end": 345,
        "ctxt": 0
      },
      "decorators": [],
      "body": [
        {
          "type": "ClassProperty",
          "span": {
            "start": 288,
            "end": 298,
            "ctxt": 0
          },
          "key": {
            "type": "Identifier",
            "span": {
              "start": 288,
              "end": 289,
              "ctxt": 0
            },
            "value": "a",
            "optional": false
          },
          "value": null,
          "typeAnnotation": {
            "type": "TsTypeAnnotation",
            "span": {
              "start": 289,
              "end": 297,
              "ctxt": 0
            },
            "typeAnnotation": {
              "type": "TsKeywordType",
              "span": {
                "start": 291,
                "end": 297,
                "ctxt": 0
              },
              "kind": "number"
            }
          },
          "isStatic": false,
          "decorators": [],
          "accessibility": null,
          "isAbstract": false,
          "isOptional": false,
          "isOverride": false,
          "readonly": false,
          "declare": false,
          "definite": false
        },
        {
          "type": "ClassProperty",
          "span": {
            "start": 303,
            "end": 313,
            "ctxt": 0
          },
          "key": {
            "type": "Identifier",
            "span": {
              "start": 303,
              "end": 304,
              "ctxt": 0
            },
            "value": "b",
            "optional": false
          },
          "value": null,
          "typeAnnotation": {
            "type": "TsTypeAnnotation",
            "span": {
              "start": 304,
              "end": 312,
              "ctxt": 0
            },
            "typeAnnotation": {
              "type": "TsKeywordType",
              "span": {
                "start": 306,
                "end": 312,
                "ctxt": 0
              },
              "kind": "number"
            }
          },
          "isStatic": false,
          "decorators": [],
          "accessibility": null,
          "isAbstract": false,
          "isOptional": false,
          "isOverride": false,
          "readonly": false,
          "declare": false,
          "definite": false
        },
        {
          "type": "ClassProperty",
          "span": {
            "start": 318,
            "end": 328,
            "ctxt": 0
          },
          "key": {
            "type": "Identifier",
            "span": {
              "start": 318,
              "end": 319,
              "ctxt": 0
            },
            "value": "y",
            "optional": false
          },
          "value": null,
          "typeAnnotation": {
            "type": "TsTypeAnnotation",
            "span": {
              "start": 319,
              "end": 327,
              "ctxt": 0
            },
            "typeAnnotation": {
              "type": "TsKeywordType",
              "span": {
                "start": 321,
                "end": 327,
                "ctxt": 0
              },
              "kind": "string"
            }
          },
          "isStatic": false,
          "decorators": [],
          "accessibility": null,
          "isAbstract": false,
          "isOptional": false,
          "isOverride": false,
          "readonly": false,
          "declare": false,
          "definite": false
        },
        {
          "type": "ClassProperty",
          "span": {
            "start": 333,
            "end": 343,
            "ctxt": 0
          },
          "key": {
            "type": "Identifier",
            "span": {
              "start": 333,
              "end": 334,
              "ctxt": 0
            },
            "value": "z",
            "optional": false
          },
          "value": null,
          "typeAnnotation": {
            "type": "TsTypeAnnotation",
            "span": {
              "start": 334,
              "end": 342,
              "ctxt": 0
            },
            "typeAnnotation": {
              "type": "TsKeywordType",
              "span": {
                "start": 336,
                "end": 342,
                "ctxt": 0
              },
              "kind": "string"
            }
          },
          "isStatic": false,
          "decorators": [],
          "accessibility": null,
          "isAbstract": false,
          "isOptional": false,
          "isOverride": false,
          "readonly": false,
          "declare": false,
          "definite": false
        }
      ],
      "superClass": null,
      "isAbstract": false,
      "typeParams": null,
      "superTypeParams": null,
      "implements": [
        {
          "type": "TsExpressionWithTypeArguments",
          "span": {
            "start": 280,
            "end": 281,
            "ctxt": 0
          },
          "expression": {
            "type": "Identifier",
            "span": {
              "start": 280,
              "end": 281,
              "ctxt": 0
            },
            "value": "A",
            "optional": false
          },
          "typeArguments": null
        }
      ]
    },
    {
      "type": "VariableDeclaration",
      "span": {
        "start": 347,
        "end": 356,
        "ctxt": 0
      },
      "kind": "var",
      "declare": false,
      "declarations": [
        {
          "type": "VariableDeclarator",
          "span": {
            "start": 351,
            "end": 355,
            "ctxt": 0
          },
          "id": {
            "type": "Identifier",
            "span": {
              "start": 351,
              "end": 352,
              "ctxt": 0
            },
            "value": "a",
            "optional": false,
            "typeAnnotation": {
              "type": "TsTypeAnnotation",
              "span": {
                "start": 352,
                "end": 355,
                "ctxt": 0
              },
              "typeAnnotation": {
                "type": "TsTypeReference",
                "span": {
                  "start": 354,
                  "end": 355,
                  "ctxt": 0
                },
                "typeName": {
                  "type": "Identifier",
                  "span": {
                    "start": 354,
                    "end": 355,
                    "ctxt": 0
                  },
                  "value": "A",
                  "optional": false
                },
                "typeParams": null
              }
            }
          },
          "init": null,
          "definite": false
        }
      ]
    },
    {
      "type": "VariableDeclaration",
      "span": {
        "start": 357,
        "end": 369,
        "ctxt": 0
      },
      "kind": "var",
      "declare": false,
      "declarations": [
        {
          "type": "VariableDeclarator",
          "span": {
            "start": 361,
            "end": 368,
            "ctxt": 0
          },
          "id": {
            "type": "Identifier",
            "span": {
              "start": 361,
              "end": 362,
              "ctxt": 0
            },
            "value": "r",
            "optional": false,
            "typeAnnotation": null
          },
          "init": {
            "type": "MemberExpression",
            "span": {
              "start": 365,
              "end": 368,
              "ctxt": 0
            },
            "object": {
              "type": "Identifier",
              "span": {
                "start": 365,
                "end": 366,
                "ctxt": 0
              },
              "value": "a",
              "optional": false
            },
            "property": {
              "type": "Identifier",
              "span": {
                "start": 367,
                "end": 368,
                "ctxt": 0
              },
              "value": "a",
              "optional": false
            }
          },
          "definite": false
        }
      ]
    },
    {
      "type": "TsModuleDeclaration",
      "span": {
        "start": 405,
        "end": 731,
        "ctxt": 0
      },
      "declare": false,
      "global": false,
      "id": {
        "type": "Identifier",
        "span": {
          "start": 412,
          "end": 413,
          "ctxt": 0
        },
        "value": "M",
        "optional": false
      },
      "body": {
        "type": "TsModuleBlock",
        "span": {
          "start": 414,
          "end": 731,
          "ctxt": 0
        },
        "body": [
          {
            "type": "ClassDeclaration",
            "identifier": {
              "type": "Identifier",
              "span": {
                "start": 426,
                "end": 427,
                "ctxt": 0
              },
              "value": "C",
              "optional": false
            },
            "declare": false,
            "span": {
              "start": 420,
              "end": 452,
              "ctxt": 0
            },
            "decorators": [],
            "body": [
              {
                "type": "ClassProperty",
                "span": {
                  "start": 441,
                  "end": 446,
                  "ctxt": 0
                },
                "key": {
                  "type": "Identifier",
                  "span": {
                    "start": 441,
                    "end": 442,
                    "ctxt": 0
                  },
                  "value": "a",
                  "optional": false
                },
                "value": null,
                "typeAnnotation": {
                  "type": "TsTypeAnnotation",
                  "span": {
                    "start": 442,
                    "end": 445,
                    "ctxt": 0
                  },
                  "typeAnnotation": {
                    "type": "TsTypeReference",
                    "span": {
                      "start": 444,
                      "end": 445,
                      "ctxt": 0
                    },
                    "typeName": {
                      "type": "Identifier",
                      "span": {
                        "start": 444,
                        "end": 445,
                        "ctxt": 0
                      },
                      "value": "T",
                      "optional": false
                    },
                    "typeParams": null
                  }
                },
                "isStatic": false,
                "decorators": [],
                "accessibility": null,
                "isAbstract": false,
                "isOptional": false,
                "isOverride": false,
                "readonly": false,
                "declare": false,
                "definite": false
              }
            ],
            "superClass": null,
            "isAbstract": false,
            "typeParams": {
              "type": "TsTypeParameterDeclaration",
              "span": {
                "start": 427,
                "end": 430,
                "ctxt": 0
              },
              "parameters": [
                {
                  "type": "TsTypeParameter",
                  "span": {
                    "start": 428,
                    "end": 429,
                    "ctxt": 0
                  },
                  "name": {
                    "type": "Identifier",
                    "span": {
                      "start": 428,
                      "end": 429,
                      "ctxt": 0
                    },
                    "value": "T",
                    "optional": false
                  },
                  "constraint": null,
                  "default": null
                }
              ]
            },
            "superTypeParams": null,
            "implements": []
          },
          {
            "type": "ClassDeclaration",
            "identifier": {
              "type": "Identifier",
              "span": {
                "start": 464,
                "end": 466,
                "ctxt": 0
              },
              "value": "C2",
              "optional": false
            },
            "declare": false,
            "span": {
              "start": 458,
              "end": 491,
              "ctxt": 0
            },
            "decorators": [],
            "body": [
              {
                "type": "ClassProperty",
                "span": {
                  "start": 480,
                  "end": 485,
                  "ctxt": 0
                },
                "key": {
                  "type": "Identifier",
                  "span": {
                    "start": 480,
                    "end": 481,
                    "ctxt": 0
                  },
                  "value": "b",
                  "optional": false
                },
                "value": null,
                "typeAnnotation": {
                  "type": "TsTypeAnnotation",
                  "span": {
                    "start": 481,
                    "end": 484,
                    "ctxt": 0
                  },
                  "typeAnnotation": {
                    "type": "TsTypeReference",
                    "span": {
                      "start": 483,
                      "end": 484,
                      "ctxt": 0
                    },
                    "typeName": {
                      "type": "Identifier",
                      "span": {
                        "start": 483,
                        "end": 484,
                        "ctxt": 0
                      },
                      "value": "T",
                      "optional": false
                    },
                    "typeParams": null
                  }
                },
                "isStatic": false,
                "decorators": [],
                "accessibility": null,
                "isAbstract": false,
                "isOptional": false,
                "isOverride": false,
                "readonly": false,
                "declare": false,
                "definite": false
              }
            ],
            "superClass": null,
            "isAbstract": false,
            "typeParams": {
              "type": "TsTypeParameterDeclaration",
              "span": {
                "start": 466,
                "end": 469,
                "ctxt": 0
              },
              "parameters": [
                {
                  "type": "TsTypeParameter",
                  "span": {
                    "start": 467,
                    "end": 468,
                    "ctxt": 0
                  },
                  "name": {
                    "type": "Identifier",
                    "span": {
                      "start": 467,
                      "end": 468,
                      "ctxt": 0
                    },
                    "value": "T",
                    "optional": false
                  },
                  "constraint": null,
                  "default": null
                }
              ]
            },
            "superTypeParams": null,
            "implements": []
          },
          {
            "type": "TsInterfaceDeclaration",
            "span": {
              "start": 497,
              "end": 546,
              "ctxt": 0
            },
            "id": {
              "type": "Identifier",
              "span": {
                "start": 507,
                "end": 508,
                "ctxt": 0
              },
              "value": "A",
              "optional": false
            },
            "declare": false,
            "typeParams": {
              "type": "TsTypeParameterDeclaration",
              "span": {
                "start": 508,
                "end": 511,
                "ctxt": 0
              },
              "parameters": [
                {
                  "type": "TsTypeParameter",
                  "span": {
                    "start": 509,
                    "end": 510,
                    "ctxt": 0
                  },
                  "name": {
                    "type": "Identifier",
                    "span": {
                      "start": 509,
                      "end": 510,
                      "ctxt": 0
                    },
                    "value": "T",
                    "optional": false
                  },
                  "constraint": null,
                  "default": null
                }
              ]
            },
            "extends": [
              {
                "type": "TsExpressionWithTypeArguments",
                "span": {
                  "start": 520,
                  "end": 524,
                  "ctxt": 0
                },
                "expression": {
                  "type": "Identifier",
                  "span": {
                    "start": 520,
                    "end": 521,
                    "ctxt": 0
                  },
                  "value": "C",
                  "optional": false
                },
                "typeArguments": {
                  "type": "TsTypeParameterInstantiation",
                  "span": {
                    "start": 521,
                    "end": 524,
                    "ctxt": 0
                  },
                  "params": [
                    {
                      "type": "TsTypeReference",
                      "span": {
                        "start": 522,
                        "end": 523,
                        "ctxt": 0
                      },
                      "typeName": {
                        "type": "Identifier",
                        "span": {
                          "start": 522,
                          "end": 523,
                          "ctxt": 0
                        },
                        "value": "T",
                        "optional": false
                      },
                      "typeParams": null
                    }
                  ]
                }
              }
            ],
            "body": {
              "type": "TsInterfaceBody",
              "span": {
                "start": 525,
                "end": 546,
                "ctxt": 0
              },
              "body": [
                {
                  "type": "TsPropertySignature",
                  "span": {
                    "start": 535,
                    "end": 540,
                    "ctxt": 0
                  },
                  "readonly": false,
                  "key": {
                    "type": "Identifier",
                    "span": {
                      "start": 535,
                      "end": 536,
                      "ctxt": 0
                    },
                    "value": "y",
                    "optional": false
                  },
                  "computed": false,
                  "optional": false,
                  "init": null,
                  "params": [],
                  "typeAnnotation": {
                    "type": "TsTypeAnnotation",
                    "span": {
                      "start": 536,
                      "end": 539,
                      "ctxt": 0
                    },
                    "typeAnnotation": {
                      "type": "TsTypeReference",
                      "span": {
                        "start": 538,
                        "end": 539,
                        "ctxt": 0
                      },
                      "typeName": {
                        "type": "Identifier",
                        "span": {
                          "start": 538,
                          "end": 539,
                          "ctxt": 0
                        },
                        "value": "T",
                        "optional": false
                      },
                      "typeParams": null
                    }
                  },
                  "typeParams": null
                }
              ]
            }
          },
          {
            "type": "TsInterfaceDeclaration",
            "span": {
              "start": 552,
              "end": 607,
              "ctxt": 0
            },
            "id": {
              "type": "Identifier",
              "span": {
                "start": 562,
                "end": 563,
                "ctxt": 0
              },
              "value": "A",
              "optional": false
            },
            "declare": false,
            "typeParams": {
              "type": "TsTypeParameterDeclaration",
              "span": {
                "start": 563,
                "end": 566,
                "ctxt": 0
              },
              "parameters": [
                {
                  "type": "TsTypeParameter",
                  "span": {
                    "start": 564,
                    "end": 565,
                    "ctxt": 0
                  },
                  "name": {
                    "type": "Identifier",
                    "span": {
                      "start": 564,
                      "end": 565,
                      "ctxt": 0
                    },
                    "value": "T",
                    "optional": false
                  },
                  "constraint": null,
                  "default": null
                }
              ]
            },
            "extends": [
              {
                "type": "TsExpressionWithTypeArguments",
                "span": {
                  "start": 575,
                  "end": 585,
                  "ctxt": 0
                },
                "expression": {
                  "type": "Identifier",
                  "span": {
                    "start": 575,
                    "end": 577,
                    "ctxt": 0
                  },
                  "value": "C2",
                  "optional": false
                },
                "typeArguments": {
                  "type": "TsTypeParameterInstantiation",
                  "span": {
                    "start": 577,
                    "end": 585,
                    "ctxt": 0
                  },
                  "params": [
                    {
                      "type": "TsKeywordType",
                      "span": {
                        "start": 578,
                        "end": 584,
                        "ctxt": 0
                      },
                      "kind": "string"
                    }
                  ]
                }
              }
            ],
            "body": {
              "type": "TsInterfaceBody",
              "span": {
                "start": 586,
                "end": 607,
                "ctxt": 0
              },
              "body": [
                {
                  "type": "TsPropertySignature",
                  "span": {
                    "start": 596,
                    "end": 601,
                    "ctxt": 0
                  },
                  "readonly": false,
                  "key": {
                    "type": "Identifier",
                    "span": {
                      "start": 596,
                      "end": 597,
                      "ctxt": 0
                    },
                    "value": "z",
                    "optional": false
                  },
                  "computed": false,
                  "optional": false,
                  "init": null,
                  "params": [],
                  "typeAnnotation": {
                    "type": "TsTypeAnnotation",
                    "span": {
                      "start": 597,
                      "end": 600,
                      "ctxt": 0
                    },
                    "typeAnnotation": {
                      "type": "TsTypeReference",
                      "span": {
                        "start": 599,
                        "end": 600,
                        "ctxt": 0
                      },
                      "typeName": {
                        "type": "Identifier",
                        "span": {
                          "start": 599,
                          "end": 600,
                          "ctxt": 0
                        },
                        "value": "T",
                        "optional": false
                      },
                      "typeParams": null
                    }
                  },
                  "typeParams": null
                }
              ]
            }
          },
          {
            "type": "ClassDeclaration",
            "identifier": {
              "type": "Identifier",
              "span": {
                "start": 619,
                "end": 620,
                "ctxt": 0
              },
              "value": "D",
              "optional": false
            },
            "declare": false,
            "span": {
              "start": 613,
              "end": 729,
              "ctxt": 0
            },
            "decorators": [],
            "body": [
              {
                "type": "ClassProperty",
                "span": {
                  "start": 653,
                  "end": 664,
                  "ctxt": 0
                },
                "key": {
                  "type": "Identifier",
                  "span": {
                    "start": 653,
                    "end": 654,
                    "ctxt": 0
                  },
                  "value": "a",
                  "optional": false
                },
                "value": null,
                "typeAnnotation": {
                  "type": "TsTypeAnnotation",
                  "span": {
                    "start": 654,
                    "end": 663,
                    "ctxt": 0
                  },
                  "typeAnnotation": {
                    "type": "TsKeywordType",
                    "span": {
                      "start": 656,
                      "end": 663,
                      "ctxt": 0
                    },
                    "kind": "boolean"
                  }
                },
                "isStatic": false,
                "decorators": [],
                "accessibility": null,
                "isAbstract": false,
                "isOptional": false,
                "isOverride": false,
                "readonly": false,
                "declare": false,
                "definite": false
              },
              {
                "type": "ClassProperty",
                "span": {
                  "start": 673,
                  "end": 683,
                  "ctxt": 0
                },
                "key": {
                  "type": "Identifier",
                  "span": {
                    "start": 673,
                    "end": 674,
                    "ctxt": 0
                  },
                  "value": "b",
                  "optional": false
                },
                "value": null,
                "typeAnnotation": {
                  "type": "TsTypeAnnotation",
                  "span": {
                    "start": 674,
                    "end": 682,
                    "ctxt": 0
                  },
                  "typeAnnotation": {
                    "type": "TsKeywordType",
                    "span": {
                      "start": 676,
                      "end": 682,
                      "ctxt": 0
                    },
                    "kind": "string"
                  }
                },
                "isStatic": false,
                "decorators": [],
                "accessibility": null,
                "isAbstract": false,
                "isOptional": false,
                "isOverride": false,
                "readonly": false,
                "declare": false,
                "definite": false
              },
              {
                "type": "ClassProperty",
                "span": {
                  "start": 692,
                  "end": 703,
                  "ctxt": 0
                },
                "key": {
                  "type": "Identifier",
                  "span": {
                    "start": 692,
                    "end": 693,
                    "ctxt": 0
                  },
                  "value": "y",
                  "optional": false
                },
                "value": null,
                "typeAnnotation": {
                  "type": "TsTypeAnnotation",
                  "span": {
                    "start": 693,
                    "end": 702,
                    "ctxt": 0
                  },
                  "typeAnnotation": {
                    "type": "TsKeywordType",
                    "span": {
                      "start": 695,
                      "end": 702,
                      "ctxt": 0
                    },
                    "kind": "boolean"
                  }
                },
                "isStatic": false,
                "decorators": [],
                "accessibility": null,
                "isAbstract": false,
                "isOptional": false,
                "isOverride": false,
                "readonly": false,
                "declare": false,
                "definite": false
              },
              {
                "type": "ClassProperty",
                "span": {
                  "start": 712,
                  "end": 723,
                  "ctxt": 0
                },
                "key": {
                  "type": "Identifier",
                  "span": {
                    "start": 712,
                    "end": 713,
                    "ctxt": 0
                  },
                  "value": "z",
                  "optional": false
                },
                "value": null,
                "typeAnnotation": {
                  "type": "TsTypeAnnotation",
                  "span": {
                    "start": 713,
                    "end": 722,
                    "ctxt": 0
                  },
                  "typeAnnotation": {
                    "type": "TsKeywordType",
                    "span": {
                      "start": 715,
                      "end": 722,
                      "ctxt": 0
                    },
                    "kind": "boolean"
                  }
                },
                "isStatic": false,
                "decorators": [],
                "accessibility": null,
                "isAbstract": false,
                "isOptional": false,
                "isOverride": false,
                "readonly": false,
                "declare": false,
                "definite": false
              }
            ],
            "superClass": null,
            "isAbstract": false,
            "typeParams": null,
            "superTypeParams": null,
            "implements": [
              {
                "type": "TsExpressionWithTypeArguments",
                "span": {
                  "start": 632,
                  "end": 642,
                  "ctxt": 0
                },
                "expression": {
                  "type": "Identifier",
                  "span": {
                    "start": 632,
                    "end": 633,
                    "ctxt": 0
                  },
                  "value": "A",
                  "optional": false
                },
                "typeArguments": {
                  "type": "TsTypeParameterInstantiation",
                  "span": {
                    "start": 633,
                    "end": 642,
                    "ctxt": 0
                  },
                  "params": [
                    {
                      "type": "TsKeywordType",
                      "span": {
                        "start": 634,
                        "end": 641,
                        "ctxt": 0
                      },
                      "kind": "boolean"
                    }
                  ]
                }
              }
            ]
          }
        ]
      }
    }
  ],
  "interpreter": null
}