export default function urlFromPath(root, filepath) {
  if (!filepath.startsWith(root)) {
    throw new Error(`file path is not in root: ${filepath} (${root})`);
  }

  // On windows systems, convert filesystem path to URL by replacing slashes
  let isPlatformWin = /^win/.test(process.platform);
  let isExtendedLengthPath = /^\\\\\?\\/.test(filepath);
  let hasNonAscii = /[^\x00-\x80]+/.test(filepath);
  if (isPlatformWin && !isExtendedLengthPath && !hasNonAscii) {
    return path.win32.relative(root, filepath).replace(/\\/g, '/');
  }

  // Otherwise, just return the relative path between the two
  return path.relative(root, filepath);
}

export function parseCliArgs(argv: string[]): CliArgTypes {
  // remove optional unix node call
  if (path.basename(argv[0] || '') === 'node') {
    argv.splice(0, 1)
  }

  // remove optional windows node call
  if (path.win32.basename(argv[0] || '') === 'node.exe') {
    argv.splice(0, 1)
  }

  // remove optional linux text-run call
  if (path.basename(argv[0] || '') === 'text-run') {
    argv.splice(0, 1)
  }

  // remove optional Windows CLI call
  if (argv[0] && argv[0].endsWith('dist\\cli\\cli.js')) {
    argv.splice(0, 1)
  }

  const result = minimist(argv, { boolean: 'offline' })
  const commands = result._ || []
  delete result._

  // extract command
  let command = ''
  if (availableCommands().includes(commands[0])) {
    command = commands[0]
    commands.splice(0, 1)
  } else {
    command = 'run'
  }
  result.command = command
  result.files = commands[0]

  return result
}

 toVmFile(file: string): string {
   return path.win32.join("Z:", file)
 }

        ext: ".txt",
        name: "file"
    });
    // returns
    //    '/home/user/dir/file.txt'

    path.posix.format({
        dir: "/home/user/dir",
        base: "file.txt"
    });
    // returns
    //    '/home/user/dir/file.txt'

    path.win32.format({
        root: "C:\\",
        dir: "C:\\home\\user\\dir",
        ext: ".txt",
        name: "file"
    });
    // returns
    //    'C:\home\user\dir\file.txt'

    path.win32.format({
        dir: "C:\\home\\user\\dir",
        base: "file.txt"
    });
    // returns
    //    'C:\home\user\dir\file.txt'
}

////////////////////////////////////////////////////
/// readline tests : https://nodejs.org/api/readline.html

 spyOn(path, 'join').and.callFake((...args: string[]) => { return path.win32.join(...args); });

 private shouldMapPaths(remotePath: string): boolean {
     // Map paths only if localRoot/remoteRoot are set, and the remote path is absolute on some system
     return !!this._localRoot && !!this._remoteRoot && (path.posix.isAbsolute(remotePath) || path.win32.isAbsolute(remotePath) || utils.isFileUrl(remotePath));
 }

/**
 * Cross-platform path.join
 */
function join(a: string, b: string): string {
    return a.match(/^[A-Za-z]:/) ?
        path.win32.join(a, b) :
        utils.forceForwardSlashes(path.posix.join(a, b));
}

/**
 * Cross-platform path.relative
 */
function relative(a: string, b: string): string {
    return a.match(/^[A-Za-z]:/) ?
        path.win32.relative(a, b) :
        path.posix.relative(a, b);
}