[core] prototype logger

lib/fog/core.rb

@@ -25,6 +25,7 @@ require 'fog/core/deprecation'
 require 'fog/core/errors'
 require 'fog/core/hmac'
 require 'fog/core/json'
+require 'fog/core/logger'
 require 'fog/core/model'
 require 'fog/core/mock'
 require 'fog/core/parser' # FIXME: would be better to only load when nokogiri is required

lib/fog/core/logger.rb

@@ -0,0 +1,30 @@
+module Fog
+  class Logger
+
+    @channels = {
+      :warning => ::STDOUT
+    }
+
+    def self.debug(message)
+      self.write(:debug, "[light_black][DEBUG] #{message}[/]")
+    end
+
+    def self.warning(message)
+      self.write(:warning, "[yellow][WARNING] #{message}[/]")
+    end
+
+    def self.write(key, value)
+      if channel = @channels[key]
+        value.gsub(Formatador::INDENT_REGEX, '')
+        message = if channel.tty?
+          value.gsub(Formatador::PARSE_REGEX) { "\e[#{Formatador::STYLES[$1.to_sym]}m" }.gsub(Formatador::INDENT_REGEX, '')
+        else
+          value.gsub(Formatador::PARSE_REGEX, '').gsub(Formatador::INDENT_REGEX, '')
+        end
+        channel.write(message)
+      end
+      nil
+    end
+
+  end
+end