{
  "programs": [
    "Program {\n    span: 54..290,\n    kind: Script,\n    body: [\n        _,\n        _,\n        _,\n        _,\n    ],\n}"
  ],
  "stmts": [
    "Decl(\n    _,\n)",
    "Return(\n    ReturnStmt {\n        span: 120..131,\n        arg: Some(\n            _,\n        ),\n    },\n)",
    "Expr(\n    ExprStmt {\n        span: 171..210,\n        expr: _,\n    },\n)",
    "Decl(\n    _,\n)",
    "Decl(\n    _,\n)",
    "Expr(\n    ExprStmt {\n        span: 260..290,\n        expr: _,\n    },\n)"
  ],
  "decls": [
    "Class(\n    ClassDecl {\n        span: 54..84,\n        ident: Ident {\n            span: 60..64,\n            sym: \"Base\",\n        },\n        declare: false,\n        class: _,\n    },\n)",
    "Class(\n    ClassDecl {\n        span: 79..219,\n        ident: Ident {\n            span: 85..92,\n            sym: \"Derived\",\n        },\n        declare: false,\n        class: _,\n    },\n)",
    "Var(\n    VarDecl {\n        span: 214..267,\n        kind: Const,\n        declare: false,\n        declarators: [\n            VarDeclarator {\n                span: 214..240,\n                name: _,\n                init: None,\n            },\n        ],\n    },\n)"
  ],
  "pats": [
    "Ident(\n    Ident {\n        span: 162..167,\n        sym: \"value\",\n    },\n)",
    "Ident(\n    Ident {\n        span: 220..223,\n        sym: \"obj\",\n    },\n)",
    "Assign(\n    AssignPat {\n        span: 224..240,\n        left: _,\n        right: _,\n    },\n)"
  ],
  "exprs": [
    "Lit(\n    Num(\n        NumberLit {\n            span: 73..74,\n            value: 1.0,\n        },\n    ),\n)",
    "Ident(\n    Ident {\n        span: 101..105,\n        sym: \"Base\",\n    },\n)",
    "Lit(\n    Num(\n        NumberLit {\n            span: 127..128,\n            value: 2.0,\n        },\n    ),\n)",
    "Ident(\n    Ident {\n        span: 171..178,\n        sym: \"console\",\n    },\n)",
    "Member(\n    MemberExpr {\n        span: 178..183,\n        obj: _,\n        prop: Ident(\n            Ident {\n                span: 179..182,\n                sym: \"log\",\n            },\n        ),\n    },\n)",
    "Template(\n    TemplateExpr {\n        span: 183..206,\n        quasis: [\n            StrLit {\n                span: 183..206,\n                value: \"x was set to ${value}\",\n            },\n        ],\n        exprs: [],\n    },\n)",
    "Call(\n    CallExpr {\n        span: 182..208,\n        callee: _,\n        args: [\n            ExprOrSpread {\n                spread: false,\n                expr: _,\n            },\n        ],\n    },\n)",
    "Ident(\n    Ident {\n        span: 230..237,\n        sym: \"Derived\",\n    },\n)",
    "Call(\n    CallExpr {\n        span: 237..240,\n        callee: _,\n        args: [],\n    },\n)",
    "New(\n    NewExpr {\n        span: 226..240,\n        callee: _,\n        args: [],\n    },\n)",
    "Ident(\n    Ident {\n        span: 260..267,\n        sym: \"console\",\n    },\n)",
    "Member(\n    MemberExpr {\n        span: 267..272,\n        obj: _,\n        prop: Ident(\n            Ident {\n                span: 268..271,\n                sym: \"log\",\n            },\n        ),\n    },\n)",
    "Ident(\n    Ident {\n        span: 272..275,\n        sym: \"obj\",\n    },\n)",
    "Member(\n    MemberExpr {\n        span: 275..278,\n        obj: _,\n        prop: Ident(\n            Ident {\n                span: 276..277,\n                sym: \"x\",\n            },\n        ),\n    },\n)",
    "Call(\n    CallExpr {\n        span: 271..279,\n        callee: _,\n        args: [\n            ExprOrSpread {\n                spread: false,\n                expr: _,\n            },\n        ],\n    },\n)"
  ],
  "module_decls": [],
  "functions": [
    "Function {\n    span: 110..159,\n    params: [],\n    body: [\n        _,\n    ],\n    is_async: false,\n    is_generator: false,\n}",
    "Function {\n    span: 156..212,\n    params: [\n        Param {\n            span: 162..168,\n            decorators: [],\n            pat: _,\n        },\n    ],\n    body: [\n        _,\n    ],\n    is_async: false,\n    is_generator: false,\n}"
  ],
  "classes": [
    "Class {\n    span: 54..84,\n    decorators: [],\n    ident: Some(\n        Ident {\n            span: 60..64,\n            sym: \"Base\",\n        },\n    ),\n    super_class: None,\n    body: [\n        _,\n    ],\n}",
    "Class {\n    span: 79..219,\n    decorators: [],\n    ident: Some(\n        Ident {\n            span: 85..92,\n            sym: \"Derived\",\n        },\n    ),\n    super_class: Some(\n        _,\n    ),\n    body: [\n        _,\n        _,\n    ],\n}"
  ],
  "class_members": [
    "Prop(\n    ClassProp {\n        span: 69..77,\n        decorators: [],\n        key: Ident(\n            Ident {\n                span: 69..70,\n                sym: \"x\",\n            },\n        ),\n        value: Some(\n            _,\n        ),\n        is_static: false,\n    },\n)",
    "Method(\n    ClassMethod {\n        span: 110..159,\n        decorators: [],\n        key: Ident(\n            Ident {\n                span: 114..115,\n                sym: \"x\",\n            },\n        ),\n        function: _,\n        is_static: false,\n        kind: Getter,\n    },\n)",
    "Method(\n    ClassMethod {\n        span: 156..212,\n        decorators: [],\n        key: Ident(\n            Ident {\n                span: 160..161,\n                sym: \"x\",\n            },\n        ),\n        function: _,\n        is_static: false,\n        kind: Setter,\n    },\n)"
  ],
  "jsx_elements": [],
  "ts_types": []
}
