Use readline history when ri is interactive

adam12 · hsbt · commit d0074a23cc83 · 2024-03-15T09:26:57.000+09:00
diff --git a/lib/rdoc/ri/driver.rb b/lib/rdoc/ri/driver.rb
@@ -1088,7 +1088,7 @@ def interactive
 
     loop do
       name = if defined? Readline then
-               Readline.readline ">> "
+               Readline.readline ">> ", true
              else
                print ">> "
                $stdin.gets
