add a really basic ui system

lib/tugboat/ui.rb

@@ -0,0 +1,53 @@
+module Vagrant
+  module UI
+    # The basic UI interface provides output and
+    class Basic
+      # Colors for UI output
+      RED    = "\033[31m"
+      GREEN  = "\033[32m"
+      YELLOW = "\033[33m"
+      GREY   = "\033[37m"
+      CLEAR  = "\033[0m"
+      PREFIX = "    "
+
+      def init(machine=false)
+        @machine_readable = machine
+      end
+
+      # Outputs the message
+      #
+      # Possible output levels (lowest to highest) are:
+      #   info:    info statements that aren't important. gray coloring,
+      #            indented (   )
+      #   output:  standard output (things are happening), no coloring,
+      #            basic prefix (==>)
+      #   success: successful actions, greeen, indented (   )
+      #   warn:    warnings, yellow, indented (   )
+      #   fail:    failures/danger, red, indented (   )
+      def say(message, level="output")
+        # If we've set machine-readable, don't color and
+        # merge the message into a line with commas instead of
+        # new lines.
+        if @machine_readable
+          message.gsub!("\n", ",") # Newlines to commas
+          message.gsub!(/\s/, ' ') # Make spaces/indents single
+          puts "#{Time.now.utc.to_i},#{message}"
+          return
+        end
+
+        case level
+        when "info"
+          puts "#{PREFIX} #{GREY}#{message}#{CLEAR}"
+        when "output"
+          puts "===> #{message}#{CLEAR}"
+        when "success"
+          puts "#{PREFIX} #{GREEN}#{message}#{CLEAR}"
+        when "warn"
+          puts "#{PREFIX} #{YELLOW}#{message}#{CLEAR}"
+        when "fail"
+          puts "#{PREFIX} #{RED}#{message}#{CLEAR}"
+        end
+      end
+    end
+  end
+end

tugboat.gemspec

@@ -19,7 +19,7 @@ Gem::Specification.new do |gem|
   gem.required_ruby_version = ">= 1.9.2"
 
   gem.add_dependency "thor", "~> 0.18.1"
-  gem.add_dependency "digital_ocean", "~> 1.0.1"
+  gem.add_dependency "barge", "~> 0.9.0"
   gem.add_dependency "middleware" , "~> 0.1.0"
 
   gem.add_development_dependency "rake"