# File rubygems/exceptions.rb, line 23
def self.attach_correctable
return if defined?(@attached)
if defined?(DidYouMean::SPELL_CHECKERS) && defined?(DidYouMean::Correctable)
if DidYouMean.respond_to?(:correct_error)
DidYouMean.correct_error(Gem::UnknownCommandError, Gem::UnknownCommandSpellChecker)
else
DidYouMean::SPELL_CHECKERS['Gem::UnknownCommandError'] =
Gem::UnknownCommandSpellChecker
prepend DidYouMean::Correctable
end
end
@attached = true
end