{ "type": "Script", "span": { "start": 15, "end": 40, "ctxt": 0 }, "body": [ { "type": "ForOfStatement", "span": { "start": 15, "end": 40, "ctxt": 0 }, "await": null, "left": { "type": "VariableDeclaration", "span": { "start": 20, "end": 30, "ctxt": 0 }, "kind": "let", "declare": false, "declarations": [ { "type": "VariableDeclarator", "span": { "start": 24, "end": 30, "ctxt": 0 }, "id": { "type": "ArrayPattern", "span": { "start": 24, "end": 30, "ctxt": 0 }, "elements": [ { "type": "Identifier", "span": { "start": 25, "end": 26, "ctxt": 0 }, "value": "a", "optional": false, "typeAnnotation": null }, { "type": "Identifier", "span": { "start": 28, "end": 29, "ctxt": 0 }, "value": "b", "optional": false, "typeAnnotation": null } ], "optional": false, "typeAnnotation": null }, "init": null, "definite": false } ] }, "right": { "type": "Identifier", "span": { "start": 34, "end": 35, "ctxt": 0 }, "value": "X", "optional": false }, "body": { "type": "BlockStatement", "span": { "start": 37, "end": 40, "ctxt": 0 }, "stmts": [] } } ], "interpreter": null }