{ "type": "File", "start": 0, "end": 27, "loc": { "start": { "line": 1, "column": 0 }, "end": { "line": 1, "column": 27 } }, "range": [ 0, 27 ], "program": { "type": "Program", "start": 0, "end": 27, "loc": { "start": { "line": 1, "column": 0 }, "end": { "line": 1, "column": 27 } }, "range": [ 0, 27 ], "sourceType": "script", "body": [ { "type": "ExpressionStatement", "start": 0, "end": 27, "loc": { "start": { "line": 1, "column": 0 }, "end": { "line": 1, "column": 27 } }, "range": [ 0, 27 ], "expression": { "type": "AssignmentExpression", "start": 0, "end": 27, "loc": { "start": { "line": 1, "column": 0 }, "end": { "line": 1, "column": 27 } }, "range": [ 0, 27 ], "operator": "=", "left": { "type": "Identifier", "start": 0, "end": 1, "loc": { "start": { "line": 1, "column": 0 }, "end": { "line": 1, "column": 1 } }, "range": [ 0, 1 ], "name": "x" }, "right": { "type": "ObjectExpression", "start": 4, "end": 27, "loc": { "start": { "line": 1, "column": 4 }, "end": { "line": 1, "column": 27 } }, "range": [ 4, 27 ], "properties": [ { "type": "Property", "start": 6, "end": 25, "loc": { "start": { "line": 1, "column": 6 }, "end": { "line": 1, "column": 25 } }, "range": [ 6, 25 ], "method": false, "shorthand": false, "computed": false, "key": { "type": "Identifier", "start": 6, "end": 7, "loc": { "start": { "line": 1, "column": 6 }, "end": { "line": 1, "column": 7 } }, "range": [ 6, 7 ], "name": "f" }, "value": { "type": "FunctionExpression", "start": 9, "end": 25, "loc": { "start": { "line": 1, "column": 9 }, "end": { "line": 1, "column": 25 } }, "range": [ 9, 25 ], "id": null, "generator": false, "expression": false, "params": [ { "type": "AssignmentPattern", "start": 18, "end": 21, "loc": { "start": { "line": 1, "column": 18 }, "end": { "line": 1, "column": 21 } }, "range": [ 18, 21 ], "operator": "=", "left": { "type": "Identifier", "start": 18, "end": 19, "loc": { "start": { "line": 1, "column": 18 }, "end": { "line": 1, "column": 19 } }, "range": [ 18, 19 ], "name": "a" }, "right": { "type": "Literal", "start": 20, "end": 21, "loc": { "start": { "line": 1, "column": 20 }, "end": { "line": 1, "column": 21 } }, "range": [ 20, 21 ], "value": 1, "rawValue": 1, "raw": "1" } } ], "body": { "type": "BlockStatement", "start": 23, "end": 25, "loc": { "start": { "line": 1, "column": 23 }, "end": { "line": 1, "column": 25 } }, "range": [ 23, 25 ], "body": [] } }, "kind": "init" } ] } } } ] } }