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-rw-r--r--lib/irb/ext/save-history.rb7
1 files changed, 7 insertions, 0 deletions
diff --git a/lib/irb/ext/save-history.rb b/lib/irb/ext/save-history.rb
index d61fec9ff7..7b3fcbbeec 100644
--- a/lib/irb/ext/save-history.rb
+++ b/lib/irb/ext/save-history.rb
@@ -29,6 +29,13 @@ module IRB
# Sets <code>IRB.conf[:SAVE_HISTORY]</code> to the given +val+ and calls
# #init_save_history with this context.
+ #
+ # Will store the number of +val+ entries of history in the #history_file
+ #
+ # Add the following to your +.irbrc+ to change the number of history
+ # entries stored to 1000:
+ #
+ # IRB.conf[:SAVE_HISTORY] = 1000
def save_history=(val)
IRB.conf[:SAVE_HISTORY] = val
if val