Class: LadderDrive::Console

Inherits:
Object
  • Object
show all
Includes:
Singleton
Defined in:
lib/ladder_drive/console.rb

Instance Method Summary collapse

Instance Method Details

#runObject



32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
# File 'lib/ladder_drive/console.rb', line 32

def run
  trap(:INT) { puts "\n> " }

  display_title

  loop do
    begin
      print "> "
      line = STDIN.gets
      case line.chomp
      when /^\s*exit\s*$/, /^\s*quit\s*$/, /^\s*q\s*$/
        break
      when /^r\s+(\w+)(\s+(\d+))?/
        d = protocol.device_by_name EscDevice.new($1)
        c = $2 ? $2.to_i : 1
        values = protocol.get_from_devices d, c
        values = values.map{|v| case v;  when true; 1; when false; 0; else; v; end}
        puts values.join(" ")
      when /^p\s+(\w+)(\s+(\d+))?/
        d = protocol.device_by_name EscDevice.new($1)
        t = $2 ? $2.to_f : 0.1
        protocol.set_to_devices d, true
        sleep t
        protocol.set_to_devices d, false
      when /^w\s+(\w+)/
        d = protocol.device_by_name EscDevice.new($1)
        v = $'.scan(/\d+/).map{|e| e.to_i}
        protocol.set_to_devices d, v
      when /^E\s+/
        puts protocol.execute(line)
      when /^help/, /^h/
        display_help
      end
    rescue => e
      puts "*** ERROR: #{e} ***"
    end
  end
end