Remove ".yardoc" directory in `rake clean`.

diff --git a/Rakefile b/Rakefile
index a9b348e70cfe022a9ad841f18d67ca23c4d45995..72eff7b444da52acd565b76d3ba895e6612b027e 100644 (file)
--- a/Rakefile
+++ b/Rakefile
@@ -2,7 +2,7 @@ require 'rake/testtask'
 
 desc 'Clean up generated files'
 task :clean do
-  sh 'rm -rf *.gem doc/html'
+  sh 'rm -rf *.gem doc/html .yardoc'
 end