{
  "type": "File",
  "start":0,"end":38,"loc":{"start":{"line":1,"column":0},"end":{"line":1,"column":38}},
  "program": {
    "type": "Program",
    "start":0,"end":38,"loc":{"start":{"line":1,"column":0},"end":{"line":1,"column":38}},
    "sourceType": "script",
    "interpreter": null,
    "body": [
      {
        "type": "ClassDeclaration",
        "start":0,"end":38,"loc":{"start":{"line":1,"column":0},"end":{"line":1,"column":38}},
        "id": {
          "type": "Identifier",
          "start":6,"end":7,"loc":{"start":{"line":1,"column":6},"end":{"line":1,"column":7},"identifierName":"A"},
          "name": "A"
        },
        "superClass": null,
        "body": {
          "type": "ClassBody",
          "start":8,"end":38,"loc":{"start":{"line":1,"column":8},"end":{"line":1,"column":38}},
          "body": [
            {
              "type": "ClassMethod",
              "start":10,"end":37,"loc":{"start":{"line":1,"column":10},"end":{"line":1,"column":37}},
              "static": true,
              "kind": "method",
              "key": {
                "type": "Identifier",
                "start":18,"end":21,"loc":{"start":{"line":1,"column":18},"end":{"line":1,"column":21},"identifierName":"gen"},
                "name": "gen"
              },
              "computed": false,
              "id": null,
              "generator": true,
              "async": false,
              "params": [
                {
                  "type": "Identifier",
                  "start":22,"end":23,"loc":{"start":{"line":1,"column":22},"end":{"line":1,"column":23},"identifierName":"v"},
                  "name": "v"
                }
              ],
              "body": {
                "type": "BlockStatement",
                "start":25,"end":37,"loc":{"start":{"line":1,"column":25},"end":{"line":1,"column":37}},
                "body": [
                  {
                    "type": "ExpressionStatement",
                    "start":27,"end":35,"loc":{"start":{"line":1,"column":27},"end":{"line":1,"column":35}},
                    "expression": {
                      "type": "YieldExpression",
                      "start":27,"end":34,"loc":{"start":{"line":1,"column":27},"end":{"line":1,"column":34}},
                      "delegate": false,
                      "argument": {
                        "type": "Identifier",
                        "start":33,"end":34,"loc":{"start":{"line":1,"column":33},"end":{"line":1,"column":34},"identifierName":"v"},
                        "name": "v"
                      }
                    }
                  }
                ],
                "directives": []
              }
            }
          ]
        }
      }
    ],
    "directives": []
  }
}