markov: strip lines before learning them

This prevents a dead loop when learning lines starting with whitespace,
which could otherwise happen e.g. when learning from a file.

1 files changed, 1 insertions, 1 deletions

diff --git a/data/rbot/plugins/markov.rb b/data/rbot/plugins/markov.rb
index 8ccb0caf..0475ab4d 100755
--- a/data/rbot/plugins/markov.rb
+++ b/data/rbot/plugins/markov.rb
@@ -637,7 +637,7 @@ class MarkovPlugin < Plugin
 
   def learn_line(message)
     # debug "learning #{message.inspect}"
-    wordlist = message.split(/\s+/).reject do |w|
+    wordlist = message.strip.split(/\s+/).reject do |w|
       @bot.config['markov.ignore_patterns'].map do |pat|
         w =~ Regexp.new(pat.to_s)
       end.select{|v| v}.size != 0