{
  "programs": [
    "Program {\n    span: 108..458,\n    kind: Script,\n    body: [\n        _,\n        _,\n        _,\n    ],\n}"
  ],
  "stmts": [
    "Expr(\n    ExprStmt {\n        span: 145..172,\n        expr: _,\n    },\n)",
    "Return(\n    ReturnStmt {\n        span: 166..188,\n        arg: Some(\n            _,\n        ),\n    },\n)",
    "Decl(\n    _,\n)",
    "Expr(\n    ExprStmt {\n        span: 216..228,\n        expr: _,\n    },\n)",
    "Decl(\n    _,\n)"
  ],
  "decls": [
    "Fn(\n    FnDecl {\n        span: 108..195,\n        ident: Ident {\n            span: 117..120,\n            sym: \"foo\",\n        },\n        declare: false,\n        params: [\n            _,\n            _,\n        ],\n        body: [\n            _,\n            _,\n        ],\n    },\n)",
    "TsInterface(\n    TsInterfaceDecl {\n        span: 219..458,\n        ident: Ident {\n            span: 229..230,\n            sym: \"I\",\n        },\n        declare: false,\n        type_params: [\n            Ident {\n                span: 231..232,\n                sym: \"T\",\n            },\n            Ident {\n                span: 234..235,\n                sym: \"U\",\n            },\n        ],\n        extends: [],\n        body: [\n            TsTypeMember {\n                span: 243..256,\n                kind: Property,\n                name: Some(\n                    Ident(\n                        Ident {\n                            span: 243..244,\n                            sym: \"x\",\n                        },\n                    ),\n                ),\n                optional: false,\n                readonly: false,\n                params: [],\n                ty: Some(\n                    _,\n                ),\n            },\n        ],\n    },\n)"
  ],
  "pats": [
    "Ident(\n    Ident {\n        span: 127..128,\n        sym: \"x\",\n    },\n)",
    "Ident(\n    Ident {\n        span: 133..134,\n        sym: \"y\",\n    },\n)"
  ],
  "exprs": [
    "Ident(\n    Ident {\n        span: 145..148,\n        sym: \"foo\",\n    },\n)",
    "Ident(\n    Ident {\n        span: 155..156,\n        sym: \"y\",\n    },\n)",
    "Ident(\n    Ident {\n        span: 158..159,\n        sym: \"y\",\n    },\n)",
    "Call(\n    CallExpr {\n        span: 154..161,\n        callee: _,\n        args: [\n            ExprOrSpread {\n                spread: false,\n                expr: _,\n            },\n            ExprOrSpread {\n                spread: false,\n                expr: _,\n            },\n        ],\n    },\n)",
    "Ident(\n    Ident {\n        span: 177..178,\n        sym: \"C\",\n    },\n)",
    "Call(\n    CallExpr {\n        span: 183..186,\n        callee: _,\n        args: [],\n    },\n)",
    "New(\n    NewExpr {\n        span: 173..186,\n        callee: _,\n        args: [],\n    },\n)",
    "Lit(\n    Null(\n        NullLit {\n            span: 0..0,\n        },\n    ),\n)"
  ],
  "module_decls": [],
  "functions": [],
  "classes": [],
  "class_members": [],
  "jsx_elements": [],
  "ts_types": [
    "TypeRef(\n    TsTypeRef {\n        span: 248..250,\n        name: Ident {\n            span: 248..250,\n            sym: \"U\",\n        },\n        type_args: [],\n    },\n)",
    "TypeRef(\n    TsTypeRef {\n        span: 251..253,\n        name: Ident {\n            span: 251..253,\n            sym: \"T\",\n        },\n        type_args: [],\n    },\n)",
    "TypeRef(\n    TsTypeRef {\n        span: 246..254,\n        name: Ident {\n            span: 246..248,\n            sym: \"C\",\n        },\n        type_args: [\n            _,\n            _,\n        ],\n    },\n)"
  ]
}
