{
  "Resources": {
    "Func": {
      "Type": "AWS::Lambda::Function",
      "Properties": {
        "Code": {
          "S3Bucket": "current-bucket",
          "S3Key": "new-key"
        },
        "FunctionName": "my-function"
      }
    },
    "Version": {
      "Type": "AWS::Lambda::Version",
      "Properties": {
        "FunctionName": { "Ref": "Func" }
      }
    }
  }
}