# gem install usher
Successfully installed usher-0.6.4
1 gem installed
Installing ri documentation for usher-0.6.4...
RDoc failure in lib/usher/util/mapper.rb at or around line 7 column 7
Before reporting this, could you check that the file
you're documenting compiles cleanly--RDoc is not a
full Ruby parser, and gets confused easily if fed
invalid programs.
The internal error was:
ERROR: While executing gem ... (NoMethodError)
undefined method `name' for #