diff options
Diffstat (limited to 'lib/irb/cmd/help.rb')
| -rw-r--r-- | lib/irb/cmd/help.rb | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/lib/irb/cmd/help.rb b/lib/irb/cmd/help.rb index 71590ee844..10ec13475a 100644 --- a/lib/irb/cmd/help.rb +++ b/lib/irb/cmd/help.rb @@ -9,17 +9,18 @@ # # -require 'rdoc/ri/driver' - require_relative "nop" # :stopdoc: module IRB module ExtendCommand class Help < Nop - begin - Ri = RDoc::RI::Driver.new - rescue SystemExit + def execute(*names) + require 'rdoc/ri/driver' + IRB::ExtendCommand::Help.const_set(:Ri, RDoc::RI::Driver.new) + rescue LoadError, SystemExit + IRB::ExtendCommand::Help.remove_method(:execute) + # raise NoMethodError in ensure else def execute(*names) if names.empty? @@ -35,6 +36,8 @@ module IRB end nil end + ensure + execute(*names) end end end |