diff options
Diffstat (limited to 'lib/irb/context.rb')
| -rw-r--r-- | lib/irb/context.rb | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/lib/irb/context.rb b/lib/irb/context.rb index f1194f8db9..f4d0d98289 100644 --- a/lib/irb/context.rb +++ b/lib/irb/context.rb @@ -58,8 +58,8 @@ module IRB case input_method when nil - if (use_readline.nil? && IRB.conf[:PROMPT_MODE] != :INF_RUBY && STDIN.tty? || - use_readline?) + if (defined? (ReadlineInputMethod) && + (use_readline? || IRB.conf[:PROMPT_MODE] != :INF_RUBY && STDIN.tty?)) @io = ReadlineInputMethod.new else @io = StdioInputMethod.new |