{
  "type": "Script",
  "span": {
    "start": 17,
    "end": 417,
    "ctxt": 0
  },
  "body": [
    {
      "type": "ClassDeclaration",
      "identifier": {
        "type": "Identifier",
        "span": {
          "start": 23,
          "end": 27,
          "ctxt": 0
        },
        "value": "Base",
        "optional": false
      },
      "declare": false,
      "span": {
        "start": 17,
        "end": 202,
        "ctxt": 0
      },
      "decorators": [],
      "body": [
        {
          "type": "ClassProperty",
          "span": {
            "start": 34,
            "end": 61,
            "ctxt": 0
          },
          "key": {
            "type": "Identifier",
            "span": {
              "start": 51,
              "end": 52,
              "ctxt": 0
            },
            "value": "x",
            "optional": false
          },
          "value": null,
          "typeAnnotation": {
            "type": "TsTypeAnnotation",
            "span": {
              "start": 52,
              "end": 60,
              "ctxt": 0
            },
            "typeAnnotation": {
              "type": "TsKeywordType",
              "span": {
                "start": 54,
                "end": 60,
                "ctxt": 0
              },
              "kind": "string"
            }
          },
          "isStatic": true,
          "decorators": [],
          "accessibility": "protected",
          "isAbstract": false,
          "isOptional": false,
          "isOverride": false,
          "readonly": false,
          "declare": false,
          "definite": false
        },
        {
          "type": "ClassMethod",
          "span": {
            "start": 66,
            "end": 122,
            "ctxt": 0
          },
          "key": {
            "type": "Identifier",
            "span": {
              "start": 83,
              "end": 85,
              "ctxt": 0
            },
            "value": "fn",
            "optional": false
          },
          "function": {
            "params": [],
            "decorators": [],
            "span": {
              "start": 66,
              "end": 122,
              "ctxt": 0
            },
            "body": {
              "type": "BlockStatement",
              "span": {
                "start": 96,
                "end": 122,
                "ctxt": 0
              },
              "stmts": [
                {
                  "type": "ReturnStatement",
                  "span": {
                    "start": 106,
                    "end": 116,
                    "ctxt": 0
                  },
                  "argument": {
                    "type": "StringLiteral",
                    "span": {
                      "start": 113,
                      "end": 115,
                      "ctxt": 0
                    },
                    "value": "",
                    "hasEscape": false,
                    "kind": {
                      "type": "normal",
                      "containsQuote": true
                    }
                  }
                }
              ]
            },
            "generator": false,
            "async": false,
            "typeParameters": null,
            "returnType": {
              "type": "TsTypeAnnotation",
              "span": {
                "start": 87,
                "end": 95,
                "ctxt": 0
              },
              "typeAnnotation": {
                "type": "TsKeywordType",
                "span": {
                  "start": 89,
                  "end": 95,
                  "ctxt": 0
                },
                "kind": "string"
              }
            }
          },
          "kind": "method",
          "isStatic": true,
          "accessibility": "protected",
          "isAbstract": false,
          "isOptional": false,
          "isOverride": false
        },
        {
          "type": "ClassMethod",
          "span": {
            "start": 128,
            "end": 166,
            "ctxt": 0
          },
          "key": {
            "type": "Identifier",
            "span": {
              "start": 149,
              "end": 150,
              "ctxt": 0
            },
            "value": "a",
            "optional": false
          },
          "function": {
            "params": [],
            "decorators": [],
            "span": {
              "start": 128,
              "end": 166,
              "ctxt": 0
            },
            "body": {
              "type": "BlockStatement",
              "span": {
                "start": 153,
                "end": 166,
                "ctxt": 0
              },
              "stmts": [
                {
                  "type": "ReturnStatement",
                  "span": {
                    "start": 155,
                    "end": 164,
                    "ctxt": 0
                  },
                  "argument": {
                    "type": "NumericLiteral",
                    "span": {
                      "start": 162,
                      "end": 163,
                      "ctxt": 0
                    },
                    "value": 1.0
                  }
                }
              ]
            },
            "generator": false,
            "async": false,
            "typeParameters": null,
            "returnType": null
          },
          "kind": "getter",
          "isStatic": true,
          "accessibility": "protected",
          "isAbstract": false,
          "isOptional": false,
          "isOverride": false
        },
        {
          "type": "ClassMethod",
          "span": {
            "start": 171,
            "end": 200,
            "ctxt": 0
          },
          "key": {
            "type": "Identifier",
            "span": {
              "start": 192,
              "end": 193,
              "ctxt": 0
            },
            "value": "a",
            "optional": false
          },
          "function": {
            "params": [
              {
                "type": "Parameter",
                "span": {
                  "start": 194,
                  "end": 195,
                  "ctxt": 0
                },
                "decorators": [],
                "pat": {
                  "type": "Identifier",
                  "span": {
                    "start": 194,
                    "end": 195,
                    "ctxt": 0
                  },
                  "value": "v",
                  "optional": false,
                  "typeAnnotation": null
                }
              }
            ],
            "decorators": [],
            "span": {
              "start": 171,
              "end": 200,
              "ctxt": 0
            },
            "body": {
              "type": "BlockStatement",
              "span": {
                "start": 197,
                "end": 200,
                "ctxt": 0
              },
              "stmts": []
            },
            "generator": false,
            "async": false,
            "typeParameters": null,
            "returnType": null
          },
          "kind": "setter",
          "isStatic": true,
          "accessibility": "protected",
          "isAbstract": false,
          "isOptional": false,
          "isOverride": false
        }
      ],
      "superClass": null,
      "isAbstract": false,
      "typeParams": null,
      "superTypeParams": null,
      "implements": []
    },
    {
      "type": "ClassDeclaration",
      "identifier": {
        "type": "Identifier",
        "span": {
          "start": 229,
          "end": 236,
          "ctxt": 0
        },
        "value": "Derived",
        "optional": false
      },
      "declare": false,
      "span": {
        "start": 223,
        "end": 417,
        "ctxt": 0
      },
      "decorators": [],
      "body": [
        {
          "type": "ClassProperty",
          "span": {
            "start": 256,
            "end": 281,
            "ctxt": 0
          },
          "key": {
            "type": "Identifier",
            "span": {
              "start": 271,
              "end": 272,
              "ctxt": 0
            },
            "value": "x",
            "optional": false
          },
          "value": null,
          "typeAnnotation": {
            "type": "TsTypeAnnotation",
            "span": {
              "start": 272,
              "end": 280,
              "ctxt": 0
            },
            "typeAnnotation": {
              "type": "TsKeywordType",
              "span": {
                "start": 274,
                "end": 280,
                "ctxt": 0
              },
              "kind": "string"
            }
          },
          "isStatic": true,
          "decorators": [],
          "accessibility": "private",
          "isAbstract": false,
          "isOptional": false,
          "isOverride": false,
          "readonly": false,
          "declare": false,
          "definite": false
        },
        {
          "type": "ClassMethod",
          "span": {
            "start": 287,
            "end": 341,
            "ctxt": 0
          },
          "key": {
            "type": "Identifier",
            "span": {
              "start": 302,
              "end": 304,
              "ctxt": 0
            },
            "value": "fn",
            "optional": false
          },
          "function": {
            "params": [],
            "decorators": [],
            "span": {
              "start": 287,
              "end": 341,
              "ctxt": 0
            },
            "body": {
              "type": "BlockStatement",
              "span": {
                "start": 315,
                "end": 341,
                "ctxt": 0
              },
              "stmts": [
                {
                  "type": "ReturnStatement",
                  "span": {
                    "start": 325,
                    "end": 335,
                    "ctxt": 0
                  },
                  "argument": {
                    "type": "StringLiteral",
                    "span": {
                      "start": 332,
                      "end": 334,
                      "ctxt": 0
                    },
                    "value": "",
                    "hasEscape": false,
                    "kind": {
                      "type": "normal",
                      "containsQuote": true
                    }
                  }
                }
              ]
            },
            "generator": false,
            "async": false,
            "typeParameters": null,
            "returnType": {
              "type": "TsTypeAnnotation",
              "span": {
                "start": 306,
                "end": 314,
                "ctxt": 0
              },
              "typeAnnotation": {
                "type": "TsKeywordType",
                "span": {
                  "start": 308,
                  "end": 314,
                  "ctxt": 0
                },
                "kind": "string"
              }
            }
          },
          "kind": "method",
          "isStatic": true,
          "accessibility": "private",
          "isAbstract": false,
          "isOptional": false,
          "isOverride": false
        },
        {
          "type": "ClassMethod",
          "span": {
            "start": 347,
            "end": 383,
            "ctxt": 0
          },
          "key": {
            "type": "Identifier",
            "span": {
              "start": 366,
              "end": 367,
              "ctxt": 0
            },
            "value": "a",
            "optional": false
          },
          "function": {
            "params": [],
            "decorators": [],
            "span": {
              "start": 347,
              "end": 383,
              "ctxt": 0
            },
            "body": {
              "type": "BlockStatement",
              "span": {
                "start": 370,
                "end": 383,
                "ctxt": 0
              },
              "stmts": [
                {
                  "type": "ReturnStatement",
                  "span": {
                    "start": 372,
                    "end": 381,
                    "ctxt": 0
                  },
                  "argument": {
                    "type": "NumericLiteral",
                    "span": {
                      "start": 379,
                      "end": 380,
                      "ctxt": 0
                    },
                    "value": 1.0
                  }
                }
              ]
            },
            "generator": false,
            "async": false,
            "typeParameters": null,
            "returnType": null
          },
          "kind": "getter",
          "isStatic": true,
          "accessibility": "private",
          "isAbstract": false,
          "isOptional": false,
          "isOverride": false
        },
        {
          "type": "ClassMethod",
          "span": {
            "start": 388,
            "end": 415,
            "ctxt": 0
          },
          "key": {
            "type": "Identifier",
            "span": {
              "start": 407,
              "end": 408,
              "ctxt": 0
            },
            "value": "a",
            "optional": false
          },
          "function": {
            "params": [
              {
                "type": "Parameter",
                "span": {
                  "start": 409,
                  "end": 410,
                  "ctxt": 0
                },
                "decorators": [],
                "pat": {
                  "type": "Identifier",
                  "span": {
                    "start": 409,
                    "end": 410,
                    "ctxt": 0
                  },
                  "value": "v",
                  "optional": false,
                  "typeAnnotation": null
                }
              }
            ],
            "decorators": [],
            "span": {
              "start": 388,
              "end": 415,
              "ctxt": 0
            },
            "body": {
              "type": "BlockStatement",
              "span": {
                "start": 412,
                "end": 415,
                "ctxt": 0
              },
              "stmts": []
            },
            "generator": false,
            "async": false,
            "typeParameters": null,
            "returnType": null
          },
          "kind": "setter",
          "isStatic": true,
          "accessibility": "private",
          "isAbstract": false,
          "isOptional": false,
          "isOverride": false
        }
      ],
      "superClass": {
        "type": "Identifier",
        "span": {
          "start": 245,
          "end": 249,
          "ctxt": 0
        },
        "value": "Base",
        "optional": false
      },
      "isAbstract": false,
      "typeParams": null,
      "superTypeParams": null,
      "implements": []
    }
  ],
  "interpreter": null
}