{
  "type": "Script",
  "span": {
    "start": 1,
    "end": 353,
    "ctxt": 0
  },
  "body": [
    {
      "type": "ClassDeclaration",
      "identifier": {
        "type": "Identifier",
        "span": {
          "start": 7,
          "end": 8,
          "ctxt": 0
        },
        "value": "C",
        "optional": false
      },
      "declare": false,
      "span": {
        "start": 1,
        "end": 106,
        "ctxt": 0
      },
      "decorators": [],
      "body": [
        {
          "type": "Constructor",
          "span": {
            "start": 15,
            "end": 30,
            "ctxt": 0
          },
          "key": {
            "type": "Identifier",
            "span": {
              "start": 15,
              "end": 26,
              "ctxt": 0
            },
            "value": "constructor",
            "optional": false
          },
          "params": [
            {
              "type": "Parameter",
              "span": {
                "start": 27,
                "end": 28,
                "ctxt": 0
              },
              "decorators": [],
              "pat": {
                "type": "Identifier",
                "span": {
                  "start": 27,
                  "end": 28,
                  "ctxt": 0
                },
                "value": "x",
                "optional": false,
                "typeAnnotation": null
              }
            }
          ],
          "body": null,
          "accessibility": null,
          "isOptional": false
        },
        {
          "type": "Constructor",
          "span": {
            "start": 35,
            "end": 104,
            "ctxt": 0
          },
          "key": {
            "type": "Identifier",
            "span": {
              "start": 35,
              "end": 46,
              "ctxt": 0
            },
            "value": "constructor",
            "optional": false
          },
          "params": [
            {
              "type": "TsParameterProperty",
              "span": {
                "start": 47,
                "end": 67,
                "ctxt": 0
              },
              "decorators": [],
              "accessibility": "public",
              "override": false,
              "readonly": false,
              "param": {
                "type": "AssignmentPattern",
                "span": {
                  "start": 54,
                  "end": 67,
                  "ctxt": 0
                },
                "left": {
                  "type": "Identifier",
                  "span": {
                    "start": 54,
                    "end": 63,
                    "ctxt": 0
                  },
                  "value": "x",
                  "optional": false,
                  "typeAnnotation": {
                    "type": "TsTypeAnnotation",
                    "span": {
                      "start": 55,
                      "end": 63,
                      "ctxt": 0
                    },
                    "typeAnnotation": {
                      "type": "TsKeywordType",
                      "span": {
                        "start": 57,
                        "end": 63,
                        "ctxt": 0
                      },
                      "kind": "string"
                    }
                  }
                },
                "right": {
                  "type": "NumericLiteral",
                  "span": {
                    "start": 66,
                    "end": 67,
                    "ctxt": 0
                  },
                  "value": 1.0,
                  "raw": "1"
                },
                "typeAnnotation": null
              }
            }
          ],
          "body": {
            "type": "BlockStatement",
            "span": {
              "start": 69,
              "end": 104,
              "ctxt": 0
            },
            "stmts": [
              {
                "type": "VariableDeclaration",
                "span": {
                  "start": 88,
                  "end": 98,
                  "ctxt": 0
                },
                "kind": "var",
                "declare": false,
                "declarations": [
                  {
                    "type": "VariableDeclarator",
                    "span": {
                      "start": 92,
                      "end": 97,
                      "ctxt": 0
                    },
                    "id": {
                      "type": "Identifier",
                      "span": {
                        "start": 92,
                        "end": 93,
                        "ctxt": 0
                      },
                      "value": "y",
                      "optional": false,
                      "typeAnnotation": null
                    },
                    "init": {
                      "type": "Identifier",
                      "span": {
                        "start": 96,
                        "end": 97,
                        "ctxt": 0
                      },
                      "value": "x",
                      "optional": false
                    },
                    "definite": false
                  }
                ]
              }
            ]
          },
          "accessibility": null,
          "isOptional": false
        }
      ],
      "superClass": null,
      "isAbstract": false,
      "typeParams": null,
      "superTypeParams": null,
      "implements": []
    },
    {
      "type": "ClassDeclaration",
      "identifier": {
        "type": "Identifier",
        "span": {
          "start": 114,
          "end": 115,
          "ctxt": 0
        },
        "value": "D",
        "optional": false
      },
      "declare": false,
      "span": {
        "start": 108,
        "end": 233,
        "ctxt": 0
      },
      "decorators": [],
      "body": [
        {
          "type": "Constructor",
          "span": {
            "start": 128,
            "end": 152,
            "ctxt": 0
          },
          "key": {
            "type": "Identifier",
            "span": {
              "start": 128,
              "end": 139,
              "ctxt": 0
            },
            "value": "constructor",
            "optional": false
          },
          "params": [
            {
              "type": "Parameter",
              "span": {
                "start": 140,
                "end": 144,
                "ctxt": 0
              },
              "decorators": [],
              "pat": {
                "type": "Identifier",
                "span": {
                  "start": 140,
                  "end": 144,
                  "ctxt": 0
                },
                "value": "x",
                "optional": false,
                "typeAnnotation": {
                  "type": "TsTypeAnnotation",
                  "span": {
                    "start": 141,
                    "end": 144,
                    "ctxt": 0
                  },
                  "typeAnnotation": {
                    "type": "TsTypeReference",
                    "span": {
                      "start": 143,
                      "end": 144,
                      "ctxt": 0
                    },
                    "typeName": {
                      "type": "Identifier",
                      "span": {
                        "start": 143,
                        "end": 144,
                        "ctxt": 0
                      },
                      "value": "T",
                      "optional": false
                    },
                    "typeParams": null
                  }
                }
              }
            },
            {
              "type": "Parameter",
              "span": {
                "start": 146,
                "end": 150,
                "ctxt": 0
              },
              "decorators": [],
              "pat": {
                "type": "Identifier",
                "span": {
                  "start": 146,
                  "end": 150,
                  "ctxt": 0
                },
                "value": "y",
                "optional": false,
                "typeAnnotation": {
                  "type": "TsTypeAnnotation",
                  "span": {
                    "start": 147,
                    "end": 150,
                    "ctxt": 0
                  },
                  "typeAnnotation": {
                    "type": "TsTypeReference",
                    "span": {
                      "start": 149,
                      "end": 150,
                      "ctxt": 0
                    },
                    "typeName": {
                      "type": "Identifier",
                      "span": {
                        "start": 149,
                        "end": 150,
                        "ctxt": 0
                      },
                      "value": "U",
                      "optional": false
                    },
                    "typeParams": null
                  }
                }
              }
            }
          ],
          "body": null,
          "accessibility": null,
          "isOptional": false
        },
        {
          "type": "Constructor",
          "span": {
            "start": 157,
            "end": 231,
            "ctxt": 0
          },
          "key": {
            "type": "Identifier",
            "span": {
              "start": 157,
              "end": 168,
              "ctxt": 0
            },
            "value": "constructor",
            "optional": false
          },
          "params": [
            {
              "type": "Parameter",
              "span": {
                "start": 169,
                "end": 177,
                "ctxt": 0
              },
              "decorators": [],
              "pat": {
                "type": "AssignmentPattern",
                "span": {
                  "start": 169,
                  "end": 177,
                  "ctxt": 0
                },
                "left": {
                  "type": "Identifier",
                  "span": {
                    "start": 169,
                    "end": 173,
                    "ctxt": 0
                  },
                  "value": "x",
                  "optional": false,
                  "typeAnnotation": {
                    "type": "TsTypeAnnotation",
                    "span": {
                      "start": 170,
                      "end": 173,
                      "ctxt": 0
                    },
                    "typeAnnotation": {
                      "type": "TsTypeReference",
                      "span": {
                        "start": 172,
                        "end": 173,
                        "ctxt": 0
                      },
                      "typeName": {
                        "type": "Identifier",
                        "span": {
                          "start": 172,
                          "end": 173,
                          "ctxt": 0
                        },
                        "value": "T",
                        "optional": false
                      },
                      "typeParams": null
                    }
                  }
                },
                "right": {
                  "type": "NumericLiteral",
                  "span": {
                    "start": 176,
                    "end": 177,
                    "ctxt": 0
                  },
                  "value": 1.0,
                  "raw": "1"
                },
                "typeAnnotation": null
              }
            },
            {
              "type": "TsParameterProperty",
              "span": {
                "start": 179,
                "end": 194,
                "ctxt": 0
              },
              "decorators": [],
              "accessibility": "public",
              "override": false,
              "readonly": false,
              "param": {
                "type": "AssignmentPattern",
                "span": {
                  "start": 186,
                  "end": 194,
                  "ctxt": 0
                },
                "left": {
                  "type": "Identifier",
                  "span": {
                    "start": 186,
                    "end": 190,
                    "ctxt": 0
                  },
                  "value": "y",
                  "optional": false,
                  "typeAnnotation": {
                    "type": "TsTypeAnnotation",
                    "span": {
                      "start": 187,
                      "end": 190,
                      "ctxt": 0
                    },
                    "typeAnnotation": {
                      "type": "TsTypeReference",
                      "span": {
                        "start": 189,
                        "end": 190,
                        "ctxt": 0
                      },
                      "typeName": {
                        "type": "Identifier",
                        "span": {
                          "start": 189,
                          "end": 190,
                          "ctxt": 0
                        },
                        "value": "U",
                        "optional": false
                      },
                      "typeParams": null
                    }
                  }
                },
                "right": {
                  "type": "Identifier",
                  "span": {
                    "start": 193,
                    "end": 194,
                    "ctxt": 0
                  },
                  "value": "x",
                  "optional": false
                },
                "typeAnnotation": null
              }
            }
          ],
          "body": {
            "type": "BlockStatement",
            "span": {
              "start": 196,
              "end": 231,
              "ctxt": 0
            },
            "stmts": [
              {
                "type": "VariableDeclaration",
                "span": {
                  "start": 215,
                  "end": 225,
                  "ctxt": 0
                },
                "kind": "var",
                "declare": false,
                "declarations": [
                  {
                    "type": "VariableDeclarator",
                    "span": {
                      "start": 219,
                      "end": 224,
                      "ctxt": 0
                    },
                    "id": {
                      "type": "Identifier",
                      "span": {
                        "start": 219,
                        "end": 220,
                        "ctxt": 0
                      },
                      "value": "z",
                      "optional": false,
                      "typeAnnotation": null
                    },
                    "init": {
                      "type": "Identifier",
                      "span": {
                        "start": 223,
                        "end": 224,
                        "ctxt": 0
                      },
                      "value": "x",
                      "optional": false
                    },
                    "definite": false
                  }
                ]
              }
            ]
          },
          "accessibility": null,
          "isOptional": false
        }
      ],
      "superClass": null,
      "isAbstract": false,
      "typeParams": {
        "type": "TsTypeParameterDeclaration",
        "span": {
          "start": 115,
          "end": 121,
          "ctxt": 0
        },
        "parameters": [
          {
            "type": "TsTypeParameter",
            "span": {
              "start": 116,
              "end": 117,
              "ctxt": 0
            },
            "name": {
              "type": "Identifier",
              "span": {
                "start": 116,
                "end": 117,
                "ctxt": 0
              },
              "value": "T",
              "optional": false
            },
            "in": false,
            "out": false,
            "const": false,
            "constraint": null,
            "default": null
          },
          {
            "type": "TsTypeParameter",
            "span": {
              "start": 119,
              "end": 120,
              "ctxt": 0
            },
            "name": {
              "type": "Identifier",
              "span": {
                "start": 119,
                "end": 120,
                "ctxt": 0
              },
              "value": "U",
              "optional": false
            },
            "in": false,
            "out": false,
            "const": false,
            "constraint": null,
            "default": null
          }
        ]
      },
      "superTypeParams": null,
      "implements": []
    },
    {
      "type": "ClassDeclaration",
      "identifier": {
        "type": "Identifier",
        "span": {
          "start": 241,
          "end": 242,
          "ctxt": 0
        },
        "value": "E",
        "optional": false
      },
      "declare": false,
      "span": {
        "start": 235,
        "end": 353,
        "ctxt": 0
      },
      "decorators": [],
      "body": [
        {
          "type": "Constructor",
          "span": {
            "start": 265,
            "end": 280,
            "ctxt": 0
          },
          "key": {
            "type": "Identifier",
            "span": {
              "start": 265,
              "end": 276,
              "ctxt": 0
            },
            "value": "constructor",
            "optional": false
          },
          "params": [
            {
              "type": "Parameter",
              "span": {
                "start": 277,
                "end": 278,
                "ctxt": 0
              },
              "decorators": [],
              "pat": {
                "type": "Identifier",
                "span": {
                  "start": 277,
                  "end": 278,
                  "ctxt": 0
                },
                "value": "x",
                "optional": false,
                "typeAnnotation": null
              }
            }
          ],
          "body": null,
          "accessibility": null,
          "isOptional": false
        },
        {
          "type": "Constructor",
          "span": {
            "start": 285,
            "end": 351,
            "ctxt": 0
          },
          "key": {
            "type": "Identifier",
            "span": {
              "start": 285,
              "end": 296,
              "ctxt": 0
            },
            "value": "constructor",
            "optional": false
          },
          "params": [
            {
              "type": "Parameter",
              "span": {
                "start": 297,
                "end": 314,
                "ctxt": 0
              },
              "decorators": [],
              "pat": {
                "type": "AssignmentPattern",
                "span": {
                  "start": 297,
                  "end": 314,
                  "ctxt": 0
                },
                "left": {
                  "type": "Identifier",
                  "span": {
                    "start": 297,
                    "end": 301,
                    "ctxt": 0
                  },
                  "value": "x",
                  "optional": false,
                  "typeAnnotation": {
                    "type": "TsTypeAnnotation",
                    "span": {
                      "start": 298,
                      "end": 301,
                      "ctxt": 0
                    },
                    "typeAnnotation": {
                      "type": "TsTypeReference",
                      "span": {
                        "start": 300,
                        "end": 301,
                        "ctxt": 0
                      },
                      "typeName": {
                        "type": "Identifier",
                        "span": {
                          "start": 300,
                          "end": 301,
                          "ctxt": 0
                        },
                        "value": "T",
                        "optional": false
                      },
                      "typeParams": null
                    }
                  }
                },
                "right": {
                  "type": "NewExpression",
                  "span": {
                    "start": 304,
                    "end": 314,
                    "ctxt": 0
                  },
                  "callee": {
                    "type": "Identifier",
                    "span": {
                      "start": 308,
                      "end": 312,
                      "ctxt": 0
                    },
                    "value": "Date",
                    "optional": false
                  },
                  "arguments": [],
                  "typeArguments": null
                },
                "typeAnnotation": null
              }
            }
          ],
          "body": {
            "type": "BlockStatement",
            "span": {
              "start": 316,
              "end": 351,
              "ctxt": 0
            },
            "stmts": [
              {
                "type": "VariableDeclaration",
                "span": {
                  "start": 335,
                  "end": 345,
                  "ctxt": 0
                },
                "kind": "var",
                "declare": false,
                "declarations": [
                  {
                    "type": "VariableDeclarator",
                    "span": {
                      "start": 339,
                      "end": 344,
                      "ctxt": 0
                    },
                    "id": {
                      "type": "Identifier",
                      "span": {
                        "start": 339,
                        "end": 340,
                        "ctxt": 0
                      },
                      "value": "y",
                      "optional": false,
                      "typeAnnotation": null
                    },
                    "init": {
                      "type": "Identifier",
                      "span": {
                        "start": 343,
                        "end": 344,
                        "ctxt": 0
                      },
                      "value": "x",
                      "optional": false
                    },
                    "definite": false
                  }
                ]
              }
            ]
          },
          "accessibility": null,
          "isOptional": false
        }
      ],
      "superClass": null,
      "isAbstract": false,
      "typeParams": {
        "type": "TsTypeParameterDeclaration",
        "span": {
          "start": 242,
          "end": 258,
          "ctxt": 0
        },
        "parameters": [
          {
            "type": "TsTypeParameter",
            "span": {
              "start": 243,
              "end": 257,
              "ctxt": 0
            },
            "name": {
              "type": "Identifier",
              "span": {
                "start": 243,
                "end": 244,
                "ctxt": 0
              },
              "value": "T",
              "optional": false
            },
            "in": false,
            "out": false,
            "const": false,
            "constraint": {
              "type": "TsTypeReference",
              "span": {
                "start": 253,
                "end": 257,
                "ctxt": 0
              },
              "typeName": {
                "type": "Identifier",
                "span": {
                  "start": 253,
                  "end": 257,
                  "ctxt": 0
                },
                "value": "Date",
                "optional": false
              },
              "typeParams": null
            },
            "default": null
          }
        ]
      },
      "superTypeParams": null,
      "implements": []
    }
  ],
  "interpreter": null
}