{
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      },
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            {
              "name": "x",
              "type": "u32"
            }
          ],
          "result": "u64"
        },
        "y": {
          "name": "y",
          "kind": "freestanding",
          "params": []
        },
        "[constructor]z": {
          "name": "[constructor]z",
          "kind": {
            "constructor": 0
          },
          "params": [],
          "result": 2
        },
        "[method]z.x": {
          "name": "[method]z.x",
          "kind": {
            "async-method": 0
          },
          "params": [
            {
              "name": "self",
              "type": 1
            }
          ]
        },
        "[method]z.y": {
          "name": "[method]z.y",
          "kind": {
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          },
          "params": [
            {
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              "type": 1
            }
          ]
        },
        "[static]z.static-x": {
          "name": "[static]z.static-x",
          "kind": {
            "async-static": 0
          },
          "params": []
        },
        "[static]z.static-y": {
          "name": "[static]z.static-y",
          "kind": {
            "static": 0
          },
          "params": []
        }
      },
      "package": 0
    }
  ],
  "types": [
    {
      "name": "z",
      "kind": "resource",
      "owner": {
        "interface": 0
      }
    },
    {
      "name": null,
      "kind": {
        "handle": {
          "borrow": 0
        }
      },
      "owner": null
    },
    {
      "name": null,
      "kind": {
        "handle": {
          "own": 0
        }
      },
      "owner": null
    }
  ],
  "packages": [
    {
      "name": "test:async",
      "interfaces": {
        "x": 0
      },
      "worlds": {
        "y": 0
      }
    }
  ]
}