{ "type": "File", "start":0,"end":52,"loc":{"start":{"line":1,"column":0},"end":{"line":3,"column":1}}, "errors": [ "SyntaxError: Can not use 'await' as identifier inside an async function (2:13)" ], "program": { "type": "Program", "start":0,"end":52,"loc":{"start":{"line":1,"column":0},"end":{"line":3,"column":1}}, "sourceType": "script", "interpreter": null, "body": [ { "type": "FunctionDeclaration", "start":0,"end":52,"loc":{"start":{"line":1,"column":0},"end":{"line":3,"column":1}}, "id": { "type": "Identifier", "start":15,"end":17,"loc":{"start":{"line":1,"column":15},"end":{"line":1,"column":17},"identifierName":"fn"}, "name": "fn" }, "generator": false, "async": true, "params": [], "body": { "type": "BlockStatement", "start":20,"end":52,"loc":{"start":{"line":1,"column":20},"end":{"line":3,"column":1}}, "body": [ { "type": "ExpressionStatement", "start":24,"end":50,"loc":{"start":{"line":2,"column":2},"end":{"line":2,"column":28}}, "expression": { "type": "ArrowFunctionExpression", "start":24,"end":49,"loc":{"start":{"line":2,"column":2},"end":{"line":2,"column":27}}, "id": null, "generator": false, "async": true, "params": [ { "type": "AssignmentPattern", "start":31,"end":42,"loc":{"start":{"line":2,"column":9},"end":{"line":2,"column":20}}, "left": { "type": "Identifier", "start":31,"end":32,"loc":{"start":{"line":2,"column":9},"end":{"line":2,"column":10},"identifierName":"x"}, "name": "x" }, "right": { "type": "AwaitExpression", "start":35,"end":42,"loc":{"start":{"line":2,"column":13},"end":{"line":2,"column":20}}, "argument": { "type": "NumericLiteral", "start":41,"end":42,"loc":{"start":{"line":2,"column":19},"end":{"line":2,"column":20}}, "extra": { "rawValue": 2, "raw": "2" }, "value": 2 } } } ], "body": { "type": "BlockStatement", "start":47,"end":49,"loc":{"start":{"line":2,"column":25},"end":{"line":2,"column":27}}, "body": [], "directives": [] } } } ], "directives": [] } } ], "directives": [] } }