bot.rb

require 'cinch'
require 'securerandom'

class Time
  include Cinch::Plugin

  match (/(\!time [+-]\d{2}:00)/)
  def execute(m, zone)
    m.reply 'The time is now #{Time.now.localtime(zone).inspect}.'
  end
end

class Randy
  include Cinch::Plugin

  hook :pre, method: :generate_random_number
  def generate_random_number(*)
    # Hooks are called in the same thread as the handler and thus
    # using thread local variables is possible.
    Thread.current[:rand] = SecureRandom.random_number(10_000_000)
  end

  hook :post, method: :cheer
  def cheer(m)
    m.reply 'Yay, I successfully ran a command!'
  end

  match 'rand'
  def execute(m)
    m.reply 'Random number: ' + Random.rand(10_000_000) #Thread.current[:rand].to_s
  end
end

bot = Cinch::Bot.new do
  configure do |c|
    c.server = 'irc.freenode.net'
    c.nick = 'bot_randy'
    c.channels = ['##cinchtest']
    c.plugins.plugins = [Randy, Time]
  end

  on :message, '!hi' do |m|
    m.reply 'Hi, #{m.user.nick}.'
  end
end

bot.start

trace.txt

bot.rb:55: warning: assigned but unused variable - picked
bot.rb:79: warning: assigned but unused variable - picked
/home/nitrous/.rvm/gems/ruby-2.2.1/gems/cinch-2.3.2/lib/cinch/logger/formatted_logger.rb:44: warning: character class has duplicated range: /[^[:print:][:space:]]/
/home/nitrous/.rvm/gems/ruby-2.2.1/gems/cinch-2.3.2/lib/cinch/logger/formatted_logger.rb:44: warning: character class has duplicated range: /[^[:print:][:space:]]/
[2016/05/21 17:46:04.673] !! [on handler] Registering handler with pattern `#<Cinch::Pattern:0x00000000d6a880 @prefix=/^/, @pattern=/!hi/, @suffix=/$/>`, reacting on `message
`
[2016/05/21 17:46:04.673] !! [on handler] Registering handler with pattern `#<Cinch::Pattern:0x00000000d69c78 @prefix=nil, @pattern=/^\!time (.+?)/, @suffix=nil>`, reacting o
n `message`
[2016/05/21 17:46:04.674] !! [plugin] randy: Registering executor with pattern `#<Cinch::Pattern:0x00000000d69200 @prefix=/^!/, @pattern="rand", @suffix=nil>`, reacting on `m
essage`
[2016/05/21 17:46:04.674] !! [on handler] Registering handler with pattern `#<Cinch::Pattern:0x00000000d69200 @prefix=/^!/, @pattern="rand", @suffix=nil>`, reacting on `messa
ge`
/home/nitrous/.rvm/gems/ruby-2.2.1/gems/cinch-2.3.2/lib/cinch/plugin_list.rb:11:in `initialize': no implicit conversion of Cinch::Bot into Integer (TypeError)
        from /home/nitrous/.rvm/gems/ruby-2.2.1/gems/cinch-2.3.2/lib/cinch/plugin_list.rb:11:in `new'
        from /home/nitrous/.rvm/gems/ruby-2.2.1/gems/cinch-2.3.2/lib/cinch/plugin_list.rb:11:in `register_plugin'
        from /home/nitrous/.rvm/gems/ruby-2.2.1/gems/cinch-2.3.2/lib/cinch/plugin_list.rb:16:in `block in register_plugins'
        from /home/nitrous/.rvm/gems/ruby-2.2.1/gems/cinch-2.3.2/lib/cinch/plugin_list.rb:16:in `each'
        from /home/nitrous/.rvm/gems/ruby-2.2.1/gems/cinch-2.3.2/lib/cinch/plugin_list.rb:16:in `register_plugins'
        from /home/nitrous/.rvm/gems/ruby-2.2.1/gems/cinch-2.3.2/lib/cinch/bot.rb:239:in `start'