Merge pull request #1301 from amatsuda/require_rdoc_task_fail

require 'rake/rdoctask' if failed to require 'rdoc/task'

1 files changed, 6 insertions, 1 deletions

diff --git a/Rakefile b/Rakefile
index 92b2e77963..70276fea78 100755
--- a/Rakefile
+++ b/Rakefile
@@ -1,6 +1,11 @@
 #!/usr/bin/env rake
 
-require 'rdoc/task'
+
+begin
+  require 'rdoc/task'
+rescue LoadError
+  require 'rake/rdoctask'
+end
 require 'net/http'
 
 $:.unshift File.expand_path('..', __FILE__)