{
  "type": "Script",
  "span": {
    "start": 180,
    "end": 629,
    "ctxt": 0
  },
  "body": [
    {
      "type": "ClassDeclaration",
      "identifier": {
        "type": "Identifier",
        "span": {
          "start": 186,
          "end": 187,
          "ctxt": 0
        },
        "value": "S",
        "optional": false
      },
      "declare": false,
      "span": {
        "start": 180,
        "end": 202,
        "ctxt": 0
      },
      "decorators": [],
      "body": [
        {
          "type": "ClassProperty",
          "span": {
            "start": 190,
            "end": 200,
            "ctxt": 0
          },
          "key": {
            "type": "NumericLiteral",
            "span": {
              "start": 190,
              "end": 191,
              "ctxt": 0
            },
            "value": 1.0
          },
          "value": null,
          "typeAnnotation": {
            "type": "TsTypeAnnotation",
            "span": {
              "start": 191,
              "end": 199,
              "ctxt": 0
            },
            "typeAnnotation": {
              "type": "TsKeywordType",
              "span": {
                "start": 193,
                "end": 199,
                "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": "ClassDeclaration",
      "identifier": {
        "type": "Identifier",
        "span": {
          "start": 209,
          "end": 210,
          "ctxt": 0
        },
        "value": "T",
        "optional": false
      },
      "declare": false,
      "span": {
        "start": 203,
        "end": 226,
        "ctxt": 0
      },
      "decorators": [],
      "body": [
        {
          "type": "ClassProperty",
          "span": {
            "start": 213,
            "end": 224,
            "ctxt": 0
          },
          "key": {
            "type": "NumericLiteral",
            "span": {
              "start": 213,
              "end": 215,
              "ctxt": 0
            },
            "value": 1.0
          },
          "value": null,
          "typeAnnotation": {
            "type": "TsTypeAnnotation",
            "span": {
              "start": 215,
              "end": 223,
              "ctxt": 0
            },
            "typeAnnotation": {
              "type": "TsKeywordType",
              "span": {
                "start": 217,
                "end": 223,
                "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": "VariableDeclaration",
      "span": {
        "start": 227,
        "end": 236,
        "ctxt": 0
      },
      "kind": "var",
      "declare": false,
      "declarations": [
        {
          "type": "VariableDeclarator",
          "span": {
            "start": 231,
            "end": 235,
            "ctxt": 0
          },
          "id": {
            "type": "Identifier",
            "span": {
              "start": 231,
              "end": 232,
              "ctxt": 0
            },
            "value": "s",
            "optional": false,
            "typeAnnotation": {
              "type": "TsTypeAnnotation",
              "span": {
                "start": 232,
                "end": 235,
                "ctxt": 0
              },
              "typeAnnotation": {
                "type": "TsTypeReference",
                "span": {
                  "start": 234,
                  "end": 235,
                  "ctxt": 0
                },
                "typeName": {
                  "type": "Identifier",
                  "span": {
                    "start": 234,
                    "end": 235,
                    "ctxt": 0
                  },
                  "value": "S",
                  "optional": false
                },
                "typeParams": null
              }
            }
          },
          "init": null,
          "definite": false
        }
      ]
    },
    {
      "type": "VariableDeclaration",
      "span": {
        "start": 237,
        "end": 246,
        "ctxt": 0
      },
      "kind": "var",
      "declare": false,
      "declarations": [
        {
          "type": "VariableDeclarator",
          "span": {
            "start": 241,
            "end": 245,
            "ctxt": 0
          },
          "id": {
            "type": "Identifier",
            "span": {
              "start": 241,
              "end": 242,
              "ctxt": 0
            },
            "value": "t",
            "optional": false,
            "typeAnnotation": {
              "type": "TsTypeAnnotation",
              "span": {
                "start": 242,
                "end": 245,
                "ctxt": 0
              },
              "typeAnnotation": {
                "type": "TsTypeReference",
                "span": {
                  "start": 244,
                  "end": 245,
                  "ctxt": 0
                },
                "typeName": {
                  "type": "Identifier",
                  "span": {
                    "start": 244,
                    "end": 245,
                    "ctxt": 0
                  },
                  "value": "T",
                  "optional": false
                },
                "typeParams": null
              }
            }
          },
          "init": null,
          "definite": false
        }
      ]
    },
    {
      "type": "TsInterfaceDeclaration",
      "span": {
        "start": 248,
        "end": 288,
        "ctxt": 0
      },
      "id": {
        "type": "Identifier",
        "span": {
          "start": 258,
          "end": 260,
          "ctxt": 0
        },
        "value": "S2",
        "optional": false
      },
      "declare": false,
      "typeParams": null,
      "extends": [],
      "body": {
        "type": "TsInterfaceBody",
        "span": {
          "start": 261,
          "end": 288,
          "ctxt": 0
        },
        "body": [
          {
            "type": "TsPropertySignature",
            "span": {
              "start": 263,
              "end": 273,
              "ctxt": 0
            },
            "readonly": false,
            "key": {
              "type": "NumericLiteral",
              "span": {
                "start": 263,
                "end": 264,
                "ctxt": 0
              },
              "value": 1.0
            },
            "computed": false,
            "optional": false,
            "init": null,
            "params": [],
            "typeAnnotation": {
              "type": "TsTypeAnnotation",
              "span": {
                "start": 264,
                "end": 272,
                "ctxt": 0
              },
              "typeAnnotation": {
                "type": "TsKeywordType",
                "span": {
                  "start": 266,
                  "end": 272,
                  "ctxt": 0
                },
                "kind": "string"
              }
            },
            "typeParams": null
          },
          {
            "type": "TsPropertySignature",
            "span": {
              "start": 274,
              "end": 286,
              "ctxt": 0
            },
            "readonly": false,
            "key": {
              "type": "Identifier",
              "span": {
                "start": 274,
                "end": 277,
                "ctxt": 0
              },
              "value": "bar",
              "optional": false
            },
            "computed": false,
            "optional": true,
            "init": null,
            "params": [],
            "typeAnnotation": {
              "type": "TsTypeAnnotation",
              "span": {
                "start": 278,
                "end": 286,
                "ctxt": 0
              },
              "typeAnnotation": {
                "type": "TsKeywordType",
                "span": {
                  "start": 280,
                  "end": 286,
                  "ctxt": 0
                },
                "kind": "string"
              }
            },
            "typeParams": null
          }
        ]
      }
    },
    {
      "type": "TsInterfaceDeclaration",
      "span": {
        "start": 289,
        "end": 331,
        "ctxt": 0
      },
      "id": {
        "type": "Identifier",
        "span": {
          "start": 299,
          "end": 301,
          "ctxt": 0
        },
        "value": "T2",
        "optional": false
      },
      "declare": false,
      "typeParams": null,
      "extends": [],
      "body": {
        "type": "TsInterfaceBody",
        "span": {
          "start": 302,
          "end": 331,
          "ctxt": 0
        },
        "body": [
          {
            "type": "TsPropertySignature",
            "span": {
              "start": 304,
              "end": 316,
              "ctxt": 0
            },
            "readonly": false,
            "key": {
              "type": "NumericLiteral",
              "span": {
                "start": 304,
                "end": 307,
                "ctxt": 0
              },
              "value": 1.0
            },
            "computed": false,
            "optional": false,
            "init": null,
            "params": [],
            "typeAnnotation": {
              "type": "TsTypeAnnotation",
              "span": {
                "start": 307,
                "end": 315,
                "ctxt": 0
              },
              "typeAnnotation": {
                "type": "TsKeywordType",
                "span": {
                  "start": 309,
                  "end": 315,
                  "ctxt": 0
                },
                "kind": "string"
              }
            },
            "typeParams": null
          },
          {
            "type": "TsPropertySignature",
            "span": {
              "start": 317,
              "end": 329,
              "ctxt": 0
            },
            "readonly": false,
            "key": {
              "type": "Identifier",
              "span": {
                "start": 317,
                "end": 320,
                "ctxt": 0
              },
              "value": "baz",
              "optional": false
            },
            "computed": false,
            "optional": true,
            "init": null,
            "params": [],
            "typeAnnotation": {
              "type": "TsTypeAnnotation",
              "span": {
                "start": 321,
                "end": 329,
                "ctxt": 0
              },
              "typeAnnotation": {
                "type": "TsKeywordType",
                "span": {
                  "start": 323,
                  "end": 329,
                  "ctxt": 0
                },
                "kind": "string"
              }
            },
            "typeParams": null
          }
        ]
      }
    },
    {
      "type": "VariableDeclaration",
      "span": {
        "start": 332,
        "end": 343,
        "ctxt": 0
      },
      "kind": "var",
      "declare": false,
      "declarations": [
        {
          "type": "VariableDeclarator",
          "span": {
            "start": 336,
            "end": 342,
            "ctxt": 0
          },
          "id": {
            "type": "Identifier",
            "span": {
              "start": 336,
              "end": 338,
              "ctxt": 0
            },
            "value": "s2",
            "optional": false,
            "typeAnnotation": {
              "type": "TsTypeAnnotation",
              "span": {
                "start": 338,
                "end": 342,
                "ctxt": 0
              },
              "typeAnnotation": {
                "type": "TsTypeReference",
                "span": {
                  "start": 340,
                  "end": 342,
                  "ctxt": 0
                },
                "typeName": {
                  "type": "Identifier",
                  "span": {
                    "start": 340,
                    "end": 342,
                    "ctxt": 0
                  },
                  "value": "S2",
                  "optional": false
                },
                "typeParams": null
              }
            }
          },
          "init": null,
          "definite": false
        }
      ]
    },
    {
      "type": "VariableDeclaration",
      "span": {
        "start": 344,
        "end": 355,
        "ctxt": 0
      },
      "kind": "var",
      "declare": false,
      "declarations": [
        {
          "type": "VariableDeclarator",
          "span": {
            "start": 348,
            "end": 354,
            "ctxt": 0
          },
          "id": {
            "type": "Identifier",
            "span": {
              "start": 348,
              "end": 350,
              "ctxt": 0
            },
            "value": "t2",
            "optional": false,
            "typeAnnotation": {
              "type": "TsTypeAnnotation",
              "span": {
                "start": 350,
                "end": 354,
                "ctxt": 0
              },
              "typeAnnotation": {
                "type": "TsTypeReference",
                "span": {
                  "start": 352,
                  "end": 354,
                  "ctxt": 0
                },
                "typeName": {
                  "type": "Identifier",
                  "span": {
                    "start": 352,
                    "end": 354,
                    "ctxt": 0
                  },
                  "value": "T2",
                  "optional": false
                },
                "typeParams": null
              }
            }
          },
          "init": null,
          "definite": false
        }
      ]
    },
    {
      "type": "VariableDeclaration",
      "span": {
        "start": 357,
        "end": 392,
        "ctxt": 0
      },
      "kind": "var",
      "declare": false,
      "declarations": [
        {
          "type": "VariableDeclarator",
          "span": {
            "start": 361,
            "end": 392,
            "ctxt": 0
          },
          "id": {
            "type": "Identifier",
            "span": {
              "start": 361,
              "end": 362,
              "ctxt": 0
            },
            "value": "a",
            "optional": false,
            "typeAnnotation": {
              "type": "TsTypeAnnotation",
              "span": {
                "start": 362,
                "end": 392,
                "ctxt": 0
              },
              "typeAnnotation": {
                "type": "TsTypeLiteral",
                "span": {
                  "start": 364,
                  "end": 392,
                  "ctxt": 0
                },
                "members": [
                  {
                    "type": "TsPropertySignature",
                    "span": {
                      "start": 366,
                      "end": 377,
                      "ctxt": 0
                    },
                    "readonly": false,
                    "key": {
                      "type": "NumericLiteral",
                      "span": {
                        "start": 366,
                        "end": 368,
                        "ctxt": 0
                      },
                      "value": 1.0
                    },
                    "computed": false,
                    "optional": false,
                    "init": null,
                    "params": [],
                    "typeAnnotation": {
                      "type": "TsTypeAnnotation",
                      "span": {
                        "start": 368,
                        "end": 376,
                        "ctxt": 0
                      },
                      "typeAnnotation": {
                        "type": "TsKeywordType",
                        "span": {
                          "start": 370,
                          "end": 376,
                          "ctxt": 0
                        },
                        "kind": "string"
                      }
                    },
                    "typeParams": null
                  },
                  {
                    "type": "TsPropertySignature",
                    "span": {
                      "start": 378,
                      "end": 390,
                      "ctxt": 0
                    },
                    "readonly": false,
                    "key": {
                      "type": "Identifier",
                      "span": {
                        "start": 378,
                        "end": 381,
                        "ctxt": 0
                      },
                      "value": "bar",
                      "optional": false
                    },
                    "computed": false,
                    "optional": true,
                    "init": null,
                    "params": [],
                    "typeAnnotation": {
                      "type": "TsTypeAnnotation",
                      "span": {
                        "start": 382,
                        "end": 390,
                        "ctxt": 0
                      },
                      "typeAnnotation": {
                        "type": "TsKeywordType",
                        "span": {
                          "start": 384,
                          "end": 390,
                          "ctxt": 0
                        },
                        "kind": "string"
                      }
                    },
                    "typeParams": null
                  }
                ]
              }
            }
          },
          "init": null,
          "definite": false
        }
      ]
    },
    {
      "type": "VariableDeclaration",
      "span": {
        "start": 393,
        "end": 429,
        "ctxt": 0
      },
      "kind": "var",
      "declare": false,
      "declarations": [
        {
          "type": "VariableDeclarator",
          "span": {
            "start": 397,
            "end": 429,
            "ctxt": 0
          },
          "id": {
            "type": "Identifier",
            "span": {
              "start": 397,
              "end": 398,
              "ctxt": 0
            },
            "value": "b",
            "optional": false,
            "typeAnnotation": {
              "type": "TsTypeAnnotation",
              "span": {
                "start": 398,
                "end": 429,
                "ctxt": 0
              },
              "typeAnnotation": {
                "type": "TsTypeLiteral",
                "span": {
                  "start": 400,
                  "end": 429,
                  "ctxt": 0
                },
                "members": [
                  {
                    "type": "TsPropertySignature",
                    "span": {
                      "start": 402,
                      "end": 414,
                      "ctxt": 0
                    },
                    "readonly": false,
                    "key": {
                      "type": "NumericLiteral",
                      "span": {
                        "start": 402,
                        "end": 405,
                        "ctxt": 0
                      },
                      "value": 1.0
                    },
                    "computed": false,
                    "optional": false,
                    "init": null,
                    "params": [],
                    "typeAnnotation": {
                      "type": "TsTypeAnnotation",
                      "span": {
                        "start": 405,
                        "end": 413,
                        "ctxt": 0
                      },
                      "typeAnnotation": {
                        "type": "TsKeywordType",
                        "span": {
                          "start": 407,
                          "end": 413,
                          "ctxt": 0
                        },
                        "kind": "string"
                      }
                    },
                    "typeParams": null
                  },
                  {
                    "type": "TsPropertySignature",
                    "span": {
                      "start": 415,
                      "end": 427,
                      "ctxt": 0
                    },
                    "readonly": false,
                    "key": {
                      "type": "Identifier",
                      "span": {
                        "start": 415,
                        "end": 418,
                        "ctxt": 0
                      },
                      "value": "baz",
                      "optional": false
                    },
                    "computed": false,
                    "optional": true,
                    "init": null,
                    "params": [],
                    "typeAnnotation": {
                      "type": "TsTypeAnnotation",
                      "span": {
                        "start": 419,
                        "end": 427,
                        "ctxt": 0
                      },
                      "typeAnnotation": {
                        "type": "TsKeywordType",
                        "span": {
                          "start": 421,
                          "end": 427,
                          "ctxt": 0
                        },
                        "kind": "string"
                      }
                    },
                    "typeParams": null
                  }
                ]
              }
            }
          },
          "init": null,
          "definite": false
        }
      ]
    },
    {
      "type": "VariableDeclaration",
      "span": {
        "start": 431,
        "end": 452,
        "ctxt": 0
      },
      "kind": "var",
      "declare": false,
      "declarations": [
        {
          "type": "VariableDeclarator",
          "span": {
            "start": 435,
            "end": 451,
            "ctxt": 0
          },
          "id": {
            "type": "Identifier",
            "span": {
              "start": 435,
              "end": 437,
              "ctxt": 0
            },
            "value": "a2",
            "optional": false,
            "typeAnnotation": null
          },
          "init": {
            "type": "ObjectExpression",
            "span": {
              "start": 440,
              "end": 451,
              "ctxt": 0
            },
            "properties": [
              {
                "type": "KeyValueProperty",
                "key": {
                  "type": "NumericLiteral",
                  "span": {
                    "start": 442,
                    "end": 445,
                    "ctxt": 0
                  },
                  "value": 1.0
                },
                "value": {
                  "type": "StringLiteral",
                  "span": {
                    "start": 447,
                    "end": 449,
                    "ctxt": 0
                  },
                  "value": "",
                  "raw": "''"
                }
              }
            ]
          },
          "definite": false
        }
      ]
    },
    {
      "type": "VariableDeclaration",
      "span": {
        "start": 453,
        "end": 472,
        "ctxt": 0
      },
      "kind": "var",
      "declare": false,
      "declarations": [
        {
          "type": "VariableDeclarator",
          "span": {
            "start": 457,
            "end": 471,
            "ctxt": 0
          },
          "id": {
            "type": "Identifier",
            "span": {
              "start": 457,
              "end": 459,
              "ctxt": 0
            },
            "value": "b2",
            "optional": false,
            "typeAnnotation": null
          },
          "init": {
            "type": "ObjectExpression",
            "span": {
              "start": 462,
              "end": 471,
              "ctxt": 0
            },
            "properties": [
              {
                "type": "KeyValueProperty",
                "key": {
                  "type": "NumericLiteral",
                  "span": {
                    "start": 464,
                    "end": 465,
                    "ctxt": 0
                  },
                  "value": 1.0
                },
                "value": {
                  "type": "StringLiteral",
                  "span": {
                    "start": 467,
                    "end": 469,
                    "ctxt": 0
                  },
                  "value": "",
                  "raw": "''"
                }
              }
            ]
          },
          "definite": false
        }
      ]
    },
    {
      "type": "ExpressionStatement",
      "span": {
        "start": 474,
        "end": 480,
        "ctxt": 0
      },
      "expression": {
        "type": "AssignmentExpression",
        "span": {
          "start": 474,
          "end": 479,
          "ctxt": 0
        },
        "operator": "=",
        "left": {
          "type": "Identifier",
          "span": {
            "start": 474,
            "end": 475,
            "ctxt": 0
          },
          "value": "s",
          "optional": false,
          "typeAnnotation": null
        },
        "right": {
          "type": "Identifier",
          "span": {
            "start": 478,
            "end": 479,
            "ctxt": 0
          },
          "value": "t",
          "optional": false
        }
      }
    },
    {
      "type": "ExpressionStatement",
      "span": {
        "start": 481,
        "end": 487,
        "ctxt": 0
      },
      "expression": {
        "type": "AssignmentExpression",
        "span": {
          "start": 481,
          "end": 486,
          "ctxt": 0
        },
        "operator": "=",
        "left": {
          "type": "Identifier",
          "span": {
            "start": 481,
            "end": 482,
            "ctxt": 0
          },
          "value": "t",
          "optional": false,
          "typeAnnotation": null
        },
        "right": {
          "type": "Identifier",
          "span": {
            "start": 485,
            "end": 486,
            "ctxt": 0
          },
          "value": "s",
          "optional": false
        }
      }
    },
    {
      "type": "ExpressionStatement",
      "span": {
        "start": 488,
        "end": 495,
        "ctxt": 0
      },
      "expression": {
        "type": "AssignmentExpression",
        "span": {
          "start": 488,
          "end": 494,
          "ctxt": 0
        },
        "operator": "=",
        "left": {
          "type": "Identifier",
          "span": {
            "start": 488,
            "end": 489,
            "ctxt": 0
          },
          "value": "s",
          "optional": false,
          "typeAnnotation": null
        },
        "right": {
          "type": "Identifier",
          "span": {
            "start": 492,
            "end": 494,
            "ctxt": 0
          },
          "value": "s2",
          "optional": false
        }
      }
    },
    {
      "type": "ExpressionStatement",
      "span": {
        "start": 496,
        "end": 503,
        "ctxt": 0
      },
      "expression": {
        "type": "AssignmentExpression",
        "span": {
          "start": 496,
          "end": 502,
          "ctxt": 0
        },
        "operator": "=",
        "left": {
          "type": "Identifier",
          "span": {
            "start": 496,
            "end": 497,
            "ctxt": 0
          },
          "value": "s",
          "optional": false,
          "typeAnnotation": null
        },
        "right": {
          "type": "Identifier",
          "span": {
            "start": 500,
            "end": 502,
            "ctxt": 0
          },
          "value": "a2",
          "optional": false
        }
      }
    },
    {
      "type": "ExpressionStatement",
      "span": {
        "start": 505,
        "end": 513,
        "ctxt": 0
      },
      "expression": {
        "type": "AssignmentExpression",
        "span": {
          "start": 505,
          "end": 512,
          "ctxt": 0
        },
        "operator": "=",
        "left": {
          "type": "Identifier",
          "span": {
            "start": 505,
            "end": 507,
            "ctxt": 0
          },
          "value": "s2",
          "optional": false,
          "typeAnnotation": null
        },
        "right": {
          "type": "Identifier",
          "span": {
            "start": 510,
            "end": 512,
            "ctxt": 0
          },
          "value": "t2",
          "optional": false
        }
      }
    },
    {
      "type": "ExpressionStatement",
      "span": {
        "start": 514,
        "end": 522,
        "ctxt": 0
      },
      "expression": {
        "type": "AssignmentExpression",
        "span": {
          "start": 514,
          "end": 521,
          "ctxt": 0
        },
        "operator": "=",
        "left": {
          "type": "Identifier",
          "span": {
            "start": 514,
            "end": 516,
            "ctxt": 0
          },
          "value": "t2",
          "optional": false,
          "typeAnnotation": null
        },
        "right": {
          "type": "Identifier",
          "span": {
            "start": 519,
            "end": 521,
            "ctxt": 0
          },
          "value": "s2",
          "optional": false
        }
      }
    },
    {
      "type": "ExpressionStatement",
      "span": {
        "start": 523,
        "end": 530,
        "ctxt": 0
      },
      "expression": {
        "type": "AssignmentExpression",
        "span": {
          "start": 523,
          "end": 529,
          "ctxt": 0
        },
        "operator": "=",
        "left": {
          "type": "Identifier",
          "span": {
            "start": 523,
            "end": 525,
            "ctxt": 0
          },
          "value": "s2",
          "optional": false,
          "typeAnnotation": null
        },
        "right": {
          "type": "Identifier",
          "span": {
            "start": 528,
            "end": 529,
            "ctxt": 0
          },
          "value": "t",
          "optional": false
        }
      }
    },
    {
      "type": "ExpressionStatement",
      "span": {
        "start": 531,
        "end": 538,
        "ctxt": 0
      },
      "expression": {
        "type": "AssignmentExpression",
        "span": {
          "start": 531,
          "end": 537,
          "ctxt": 0
        },
        "operator": "=",
        "left": {
          "type": "Identifier",
          "span": {
            "start": 531,
            "end": 533,
            "ctxt": 0
          },
          "value": "s2",
          "optional": false,
          "typeAnnotation": null
        },
        "right": {
          "type": "Identifier",
          "span": {
            "start": 536,
            "end": 537,
            "ctxt": 0
          },
          "value": "b",
          "optional": false
        }
      }
    },
    {
      "type": "ExpressionStatement",
      "span": {
        "start": 539,
        "end": 547,
        "ctxt": 0
      },
      "expression": {
        "type": "AssignmentExpression",
        "span": {
          "start": 539,
          "end": 546,
          "ctxt": 0
        },
        "operator": "=",
        "left": {
          "type": "Identifier",
          "span": {
            "start": 539,
            "end": 541,
            "ctxt": 0
          },
          "value": "s2",
          "optional": false,
          "typeAnnotation": null
        },
        "right": {
          "type": "Identifier",
          "span": {
            "start": 544,
            "end": 546,
            "ctxt": 0
          },
          "value": "a2",
          "optional": false
        }
      }
    },
    {
      "type": "ExpressionStatement",
      "span": {
        "start": 549,
        "end": 555,
        "ctxt": 0
      },
      "expression": {
        "type": "AssignmentExpression",
        "span": {
          "start": 549,
          "end": 554,
          "ctxt": 0
        },
        "operator": "=",
        "left": {
          "type": "Identifier",
          "span": {
            "start": 549,
            "end": 550,
            "ctxt": 0
          },
          "value": "a",
          "optional": false,
          "typeAnnotation": null
        },
        "right": {
          "type": "Identifier",
          "span": {
            "start": 553,
            "end": 554,
            "ctxt": 0
          },
          "value": "b",
          "optional": false
        }
      }
    },
    {
      "type": "ExpressionStatement",
      "span": {
        "start": 556,
        "end": 562,
        "ctxt": 0
      },
      "expression": {
        "type": "AssignmentExpression",
        "span": {
          "start": 556,
          "end": 561,
          "ctxt": 0
        },
        "operator": "=",
        "left": {
          "type": "Identifier",
          "span": {
            "start": 556,
            "end": 557,
            "ctxt": 0
          },
          "value": "b",
          "optional": false,
          "typeAnnotation": null
        },
        "right": {
          "type": "Identifier",
          "span": {
            "start": 560,
            "end": 561,
            "ctxt": 0
          },
          "value": "a",
          "optional": false
        }
      }
    },
    {
      "type": "ExpressionStatement",
      "span": {
        "start": 563,
        "end": 569,
        "ctxt": 0
      },
      "expression": {
        "type": "AssignmentExpression",
        "span": {
          "start": 563,
          "end": 568,
          "ctxt": 0
        },
        "operator": "=",
        "left": {
          "type": "Identifier",
          "span": {
            "start": 563,
            "end": 564,
            "ctxt": 0
          },
          "value": "a",
          "optional": false,
          "typeAnnotation": null
        },
        "right": {
          "type": "Identifier",
          "span": {
            "start": 567,
            "end": 568,
            "ctxt": 0
          },
          "value": "s",
          "optional": false
        }
      }
    },
    {
      "type": "ExpressionStatement",
      "span": {
        "start": 570,
        "end": 577,
        "ctxt": 0
      },
      "expression": {
        "type": "AssignmentExpression",
        "span": {
          "start": 570,
          "end": 576,
          "ctxt": 0
        },
        "operator": "=",
        "left": {
          "type": "Identifier",
          "span": {
            "start": 570,
            "end": 571,
            "ctxt": 0
          },
          "value": "a",
          "optional": false,
          "typeAnnotation": null
        },
        "right": {
          "type": "Identifier",
          "span": {
            "start": 574,
            "end": 576,
            "ctxt": 0
          },
          "value": "s2",
          "optional": false
        }
      }
    },
    {
      "type": "ExpressionStatement",
      "span": {
        "start": 578,
        "end": 585,
        "ctxt": 0
      },
      "expression": {
        "type": "AssignmentExpression",
        "span": {
          "start": 578,
          "end": 584,
          "ctxt": 0
        },
        "operator": "=",
        "left": {
          "type": "Identifier",
          "span": {
            "start": 578,
            "end": 579,
            "ctxt": 0
          },
          "value": "a",
          "optional": false,
          "typeAnnotation": null
        },
        "right": {
          "type": "Identifier",
          "span": {
            "start": 582,
            "end": 584,
            "ctxt": 0
          },
          "value": "a2",
          "optional": false
        }
      }
    },
    {
      "type": "ExpressionStatement",
      "span": {
        "start": 587,
        "end": 595,
        "ctxt": 0
      },
      "expression": {
        "type": "AssignmentExpression",
        "span": {
          "start": 587,
          "end": 594,
          "ctxt": 0
        },
        "operator": "=",
        "left": {
          "type": "Identifier",
          "span": {
            "start": 587,
            "end": 589,
            "ctxt": 0
          },
          "value": "a2",
          "optional": false,
          "typeAnnotation": null
        },
        "right": {
          "type": "Identifier",
          "span": {
            "start": 592,
            "end": 594,
            "ctxt": 0
          },
          "value": "b2",
          "optional": false
        }
      }
    },
    {
      "type": "ExpressionStatement",
      "span": {
        "start": 596,
        "end": 604,
        "ctxt": 0
      },
      "expression": {
        "type": "AssignmentExpression",
        "span": {
          "start": 596,
          "end": 603,
          "ctxt": 0
        },
        "operator": "=",
        "left": {
          "type": "Identifier",
          "span": {
            "start": 596,
            "end": 598,
            "ctxt": 0
          },
          "value": "b2",
          "optional": false,
          "typeAnnotation": null
        },
        "right": {
          "type": "Identifier",
          "span": {
            "start": 601,
            "end": 603,
            "ctxt": 0
          },
          "value": "a2",
          "optional": false
        }
      }
    },
    {
      "type": "ExpressionStatement",
      "span": {
        "start": 605,
        "end": 612,
        "ctxt": 0
      },
      "expression": {
        "type": "AssignmentExpression",
        "span": {
          "start": 605,
          "end": 611,
          "ctxt": 0
        },
        "operator": "=",
        "left": {
          "type": "Identifier",
          "span": {
            "start": 605,
            "end": 607,
            "ctxt": 0
          },
          "value": "a2",
          "optional": false,
          "typeAnnotation": null
        },
        "right": {
          "type": "Identifier",
          "span": {
            "start": 610,
            "end": 611,
            "ctxt": 0
          },
          "value": "b",
          "optional": false
        }
      }
    },
    {
      "type": "ExpressionStatement",
      "span": {
        "start": 613,
        "end": 621,
        "ctxt": 0
      },
      "expression": {
        "type": "AssignmentExpression",
        "span": {
          "start": 613,
          "end": 620,
          "ctxt": 0
        },
        "operator": "=",
        "left": {
          "type": "Identifier",
          "span": {
            "start": 613,
            "end": 615,
            "ctxt": 0
          },
          "value": "a2",
          "optional": false,
          "typeAnnotation": null
        },
        "right": {
          "type": "Identifier",
          "span": {
            "start": 618,
            "end": 620,
            "ctxt": 0
          },
          "value": "t2",
          "optional": false
        }
      }
    },
    {
      "type": "ExpressionStatement",
      "span": {
        "start": 622,
        "end": 629,
        "ctxt": 0
      },
      "expression": {
        "type": "AssignmentExpression",
        "span": {
          "start": 622,
          "end": 628,
          "ctxt": 0
        },
        "operator": "=",
        "left": {
          "type": "Identifier",
          "span": {
            "start": 622,
            "end": 624,
            "ctxt": 0
          },
          "value": "a2",
          "optional": false,
          "typeAnnotation": null
        },
        "right": {
          "type": "Identifier",
          "span": {
            "start": 627,
            "end": 628,
            "ctxt": 0
          },
          "value": "t",
          "optional": false
        }
      }
    }
  ],
  "interpreter": null
}