{
  "type": "File",
  "start": 0,
  "end": 26,
  "loc": {
    "start": {
      "line": 1,
      "column": 0
    },
    "end": {
      "line": 1,
      "column": 26
    }
  },
  "errors": [
    "SyntaxError: Cannot overwrite reserved type number (1:9)"
  ],
  "program": {
    "type": "Program",
    "start": 0,
    "end": 26,
    "loc": {
      "start": {
        "line": 1,
        "column": 0
      },
      "end": {
        "line": 1,
        "column": 26
      }
    },
    "sourceType": "module",
    "interpreter": null,
    "body": [
      {
        "type": "TypeAlias",
        "start": 0,
        "end": 26,
        "loc": {
          "start": {
            "line": 1,
            "column": 0
          },
          "end": {
            "line": 1,
            "column": 26
          }
        },
        "id": {
          "type": "Identifier",
          "start": 5,
          "end": 8,
          "loc": {
            "start": {
              "line": 1,
              "column": 5
            },
            "end": {
              "line": 1,
              "column": 8
            },
            "identifierName": "foo"
          },
          "name": "foo"
        },
        "typeParameters": {
          "type": "TypeParameterDeclaration",
          "start": 8,
          "end": 16,
          "loc": {
            "start": {
              "line": 1,
              "column": 8
            },
            "end": {
              "line": 1,
              "column": 16
            }
          },
          "params": [
            {
              "type": "TypeParameter",
              "start": 9,
              "end": 15,
              "loc": {
                "start": {
                  "line": 1,
                  "column": 9
                },
                "end": {
                  "line": 1,
                  "column": 15
                }
              },
              "name": "number",
              "variance": null
            }
          ]
        },
        "right": {
          "type": "StringTypeAnnotation",
          "start": 19,
          "end": 25,
          "loc": {
            "start": {
              "line": 1,
              "column": 19
            },
            "end": {
              "line": 1,
              "column": 25
            }
          }
        }
      }
    ],
    "directives": []
  }
}