 
 import CoreServices
 import Foundation
+
+let invalidOption: Int32 = 1
+let invalidIndent: Int32 = 2
 
 var indentSize = 0
 var indent: String {

		case "i":
			lookingForIndent = true
		default:
			fatalError("-\(argument) is not a valid option.\nValid options are -i and -f.")
		}
	} else {
		if (lookingForIndent) {
			guard let size = Int(argument) else {
				fatalError("\(argument) is not a valid indent size. Exiting.")
			}
			indentSize = size
			lookingForIndent = false


var lookingForIndent = false

func printToError(_ string: String) {
	guard let data = string.data(using: .utf8) else {
		return
	}
	FileHandle.standardError.write(data)
}

for var argument in CommandLine.arguments.dropFirst() {
	if argument.hasPrefix("-") {
		argument.remove(at: argument.startIndex)
