{
  "type": "File",
  "start":0,"end":50,"loc":{"start":{"line":1,"column":0},"end":{"line":1,"column":50}},
  "program": {
    "type": "Program",
    "start":0,"end":50,"loc":{"start":{"line":1,"column":0},"end":{"line":1,"column":50}},
    "sourceType": "script",
    "interpreter": null,
    "body": [
      {
        "type": "FunctionDeclaration",
        "start":0,"end":50,"loc":{"start":{"line":1,"column":0},"end":{"line":1,"column":50}},
        "id": {
          "type": "Identifier",
          "start":9,"end":33,"loc":{"start":{"line":1,"column":9},"end":{"line":1,"column":33},"identifierName":"singleElementWithLeading"},
          "name": "singleElementWithLeading"
        },
        "generator": false,
        "async": false,
        "params": [
          {
            "type": "Identifier",
            "start":34,"end":35,"loc":{"start":{"line":1,"column":34},"end":{"line":1,"column":35},"identifierName":"x"},
            "name": "x"
          },
          {
            "type": "RestElement",
            "start":37,"end":46,"loc":{"start":{"line":1,"column":37},"end":{"line":1,"column":46}},
            "argument": {
              "type": "ObjectPattern",
              "start":40,"end":46,"loc":{"start":{"line":1,"column":40},"end":{"line":1,"column":46}},
              "properties": [
                {
                  "type": "ObjectProperty",
                  "start":41,"end":45,"loc":{"start":{"line":1,"column":41},"end":{"line":1,"column":45}},
                  "method": false,
                  "key": {
                    "type": "Identifier",
                    "start":41,"end":42,"loc":{"start":{"line":1,"column":41},"end":{"line":1,"column":42},"identifierName":"a"},
                    "name": "a"
                  },
                  "computed": false,
                  "shorthand": false,
                  "value": {
                    "type": "Identifier",
                    "start":44,"end":45,"loc":{"start":{"line":1,"column":44},"end":{"line":1,"column":45},"identifierName":"b"},
                    "name": "b"
                  }
                }
              ]
            }
          }
        ],
        "body": {
          "type": "BlockStatement",
          "start":48,"end":50,"loc":{"start":{"line":1,"column":48},"end":{"line":1,"column":50}},
          "body": [],
          "directives": []
        }
      }
    ],
    "directives": []
  }
}