Rakefile: add clean task.

1 files changed, 5 insertions, 0 deletions

diff --git a/Rakefile b/Rakefile
index 9a6f1d3..f6b7b7b 100644
--- a/Rakefile
+++ b/Rakefile
@@ -1,6 +1,11 @@
 require 'rubygems/tasks'
 Gem::Tasks.new
 
+require 'fileutils'
+task :clean do
+  FileUtils.rm_rf %w[ pkg coverage doc ]
+end
+
 require 'rake/testtask'
 Rake::TestTask.new do |t|
   t.libs << 'test'