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gistfile1.txt

#!/usr/bin/swift
  
import Foundation

let env = ProcessInfo.processInfo.environment
let manager = FileManager.default

let fileNakami = """
<?xml version="1.0" encoding=\"UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<array/>
</plist>
"""

if let pathValue = env["XcodeProjectPath"] as? String{

  var fileURL = URL(fileURLWithPath: pathValue)
  fileURL.appendPathComponent(".xcodesamplecode.plist")

  try! fileNakami.write(to: fileURL, atomically: true, encoding: String.Encoding.utf8)

}
if let pathValue = env["XcodeWorkspacePath"] as? String{

  var fileURL = URL(fileURLWithPath: pathValue)
  fileURL.appendPathComponent(".xcodesamplecode.plist")

  try! fileNakami.write(to: fileURL, atomically: true, encoding: String.Encoding.utf8)

}