{ "type": "Script", "span": { "start": 1, "end": 23, "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": 23, "ctxt": 0 }, "decorators": [], "body": [], "superClass": { "type": "Identifier", "span": { "start": 17, "end": 18, "ctxt": 0 }, "value": "A", "optional": false }, "isAbstract": false, "typeParams": null, "superTypeParams": null, "implements": [] } ], "interpreter": null }