{ "type": "Script", "span": { "start": 1, "end": 48, "ctxt": 0 }, "body": [ { "type": "VariableDeclaration", "span": { "start": 1, "end": 18, "ctxt": 0 }, "kind": "let", "declare": false, "declarations": [ { "type": "VariableDeclarator", "span": { "start": 5, "end": 10, "ctxt": 0 }, "id": { "type": "Identifier", "span": { "start": 5, "end": 6, "ctxt": 0 }, "value": "a", "optional": false, "typeAnnotation": null }, "init": { "type": "NumericLiteral", "span": { "start": 9, "end": 10, "ctxt": 0 }, "value": 1.0, "raw": "1" }, "definite": false }, { "type": "VariableDeclarator", "span": { "start": 12, "end": 17, "ctxt": 0 }, "id": { "type": "Identifier", "span": { "start": 12, "end": 13, "ctxt": 0 }, "value": "b", "optional": false, "typeAnnotation": null }, "init": { "type": "NumericLiteral", "span": { "start": 16, "end": 17, "ctxt": 0 }, "value": 2.0, "raw": "2" }, "definite": false } ] }, { "type": "TryStatement", "span": { "start": 19, "end": 48, "ctxt": 0 }, "block": { "type": "BlockStatement", "span": { "start": 23, "end": 25, "ctxt": 0 }, "stmts": [] }, "handler": { "type": "CatchClause", "span": { "start": 26, "end": 48, "ctxt": 0 }, "param": { "type": "ObjectPattern", "span": { "start": 33, "end": 44, "ctxt": 0 }, "properties": [ { "type": "AssignmentPatternProperty", "span": { "start": 35, "end": 36, "ctxt": 0 }, "key": { "type": "Identifier", "span": { "start": 35, "end": 36, "ctxt": 0 }, "value": "a", "optional": false }, "value": null }, { "type": "RestElement", "span": { "start": 38, "end": 42, "ctxt": 0 }, "rest": { "start": 38, "end": 41, "ctxt": 0 }, "argument": { "type": "Identifier", "span": { "start": 41, "end": 42, "ctxt": 0 }, "value": "b", "optional": false, "typeAnnotation": null }, "typeAnnotation": null } ], "optional": false, "typeAnnotation": null }, "body": { "type": "BlockStatement", "span": { "start": 46, "end": 48, "ctxt": 0 }, "stmts": [] } }, "finalizer": null } ], "interpreter": null }