Merge branch 'master' of https://github.com/stereobooster/guard into stereobooster-master

Conflicts:
	lib/guard/ui.rb

lib/guard/ui.rb

@@ -1,32 +1,55 @@
 module Guard
   module UI
+
+    ANSI_ESCAPE_BRIGHT = "1"
+
+    ANSI_ESCAPE_BLACK = "30"
+    ANSI_ESCAPE_RED = "31"
+    ANSI_ESCAPE_GREEN = "32"
+    ANSI_ESCAPE_YELLOW = "33"
+    ANSI_ESCAPE_BLUE = "34"
+    ANSI_ESCAPE_MAGENTA = "35"
+    ANSI_ESCAPE_CYAN = "36"
+    ANSI_ESCAPE_WHITE = "37"
+
+    ANSI_ESCAPE_BGBLACK = "40"
+    ANSI_ESCAPE_BGRED = "41"
+    ANSI_ESCAPE_BGGREEN = "42"
+    ANSI_ESCAPE_BGYELLOW = "43"
+    ANSI_ESCAPE_BGBLUE = "44"
+    ANSI_ESCAPE_BGMAGENTA = "45"
+    ANSI_ESCAPE_BGCYAN = "46"
+    ANSI_ESCAPE_BGWHITE = "47"
+
     class << self
 
+      color_enabled = nil
+
       def info(message, options = {})
         unless ENV["GUARD_ENV"] == "test"
           reset_line if options[:reset]
-          puts reset_color(message) if message != ''
+          puts color(message) if message != ''
         end
       end
 
       def error(message, options = {})
         unless ENV["GUARD_ENV"] == "test"
           reset_line if options[:reset]
-          puts "#{color('ERROR:', ';31')} #{message}"
+          puts color('ERROR: ', :red) + message
         end
       end
 
       def deprecation(message, options = {})
         unless ENV["GUARD_ENV"] == "test"
           reset_line if options[:reset]
-          puts "#{color('DEPRECATION:', ';31')} #{message}"
+          puts color('DEPRECATION: ', :red) + message
         end
       end
 
       def debug(message, options = {})
         unless ENV["GUARD_ENV"] == "test"
           reset_line if options[:reset]
-          puts "DEBUG (#{Time.now.strftime('%T')}): #{message}" if ::Guard.options && ::Guard.options[:debug]
+          puts color("DEBUG (#{Time.now.strftime('%T')}): ", :yellow) + message if ::Guard.options && ::Guard.options[:debug]
         end
       end
 
@@ -40,29 +63,46 @@ module Guard
 
     private
 
+      # @deprecated
       def reset_color(text)
+        deprecation('UI.reset_color(text) is deprecated, please use color(text, "") instead.')
         color(text, "")
       end
 
-      def color(text, color_code)
+      def color(text, *color_options)
+        color_code = ""
+        color_options.each do |color_option|
+          color_option = color_option.to_s
+          if color_option != ""
+            if !(color_option =~ /\d+/)
+              color_option = const_get("ANSI_ESCAPE_#{color_option.upcase}")
+            end
+            color_code += ";" + color_option
+          end
+        end
         color_enabled? ? "\e[0#{color_code}m#{text}\e[0m" : text
       end
 
       def color_enabled?
-        @color_enabled ||= if RbConfig::CONFIG['target_os'] =~ /mswin|mingw/i
-          unless ENV['ANSICON']
-            begin
-              require 'rubygems' unless ENV['NO_RUBYGEMS']
-              require 'Win32/Console/ANSI'
-            rescue LoadError
-              @color_enabled = false
-              info "You must 'gem install win32console' to use color on Windows"
-              false
+        if @color_enabled.nil?
+          if RbConfig::CONFIG['target_os'] =~ /mswin|mingw/i
+            if ENV['ANSICON']
+              @color_enabled = true
+            else
+              begin
+                require 'rubygems' unless ENV['NO_RUBYGEMS']
+                require 'Win32/Console/ANSI'
+                @color_enabled = true
+              rescue LoadError
+                @color_enabled = false
+                info "You must 'gem install win32console' to use color on Windows"
+              end
             end
+          else
+            @color_enabled = true
           end
-        else
-          true
         end
+        @color_enabled
       end
 
     end