Method: CommandT::Scanner::FileScanner::WatchmanFileScanner#paths!

Defined in:
lib/command-t/scanner/file_scanner/watchman_file_scanner.rb

#paths! ⇒ Object 



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# File 'lib/command-t/scanner/file_scanner/watchman_file_scanner.rb', line 20

def paths!
  sockname = extract_value(
    Watchman::Utils.load(get_raw_sockname),
    'sockname'
  )

  UNIXSocket.open(sockname) do |socket|
    root = Pathname.new(@path).realpath.to_s
    # Use `watch-project` for efficiency if available.
    if use_watch_project?
        result = Watchman::Utils.query(['watch-project', root], socket)
        root = extract_value(result, 'watch')
        relative_root = extract_value(result, 'relative_path') if result.has_key?('relative_path')
    else
      roots = Watchman::Utils.query(['watch-list'], socket)['roots']
      if !roots.include?(root)
        # This path isn't being watched yet; try to set up watch.
        result = Watchman::Utils.query(['watch', root], socket)

        # `root_restrict_files` setting may prevent Watchman from
        # working or enforce_root_files/root_files (>= version 3.1).
        extract_value(result)
      end
    end

    query_params = {
      'expression' => ['type', 'f'],
      'fields'     => ['name'],
    }
    query_params['relative_root'] = relative_root if relative_root
    query = ['query', root, query_params]
    paths = Watchman::Utils.query(query, socket)

    # could return error if watch is removed
    extracted = extract_value(paths, 'files')
    if @wildignore
      extracted.select { |path| path !~ @wildignore }
    else
      extracted
    end
  end
rescue Errno::ENOENT, WatchmanError
  # watchman executable not present, or unable to fulfil request
  super
end