# Shell.rb warnings

**URL:** <https://www.ruby-forum.com/t/shell-rb-warnings/184033>\
**Category:** Development\
**Created:** [February 24, 2010, 3:47am UTC](https://www.ruby-forum.com/t/shell-rb-warnings/184033 "2010-02-24T03:47:41Z")\
**Posts on this page:** 1\
**Page:** 1

<div class="post-metadata">

**Author:** ![Tanaka\_A](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/t/c67d28/32.png) [@Tanaka\_A](https://www.ruby-forum.com/u/Tanaka_A)\
**Post date:** [February 24, 2010, 3:47am UTC](https://www.ruby-forum.com/t/shell-rb-warnings/184033/1 "2010-02-24T03:47:41Z")

</div>

shell e$B$re(B require e$B$9$k$H!"0J2\<$N$h$&$K7Y9p$,=P$^$9!#e(B

% ./ruby -rshell -e ‘’  
shell(#Th:0x9de2264): warn: override definition of Shell::Filter#join.  
shell(#Th:0x9de2264): warn: alias Shell#join to  
Shell::Filter#join\_org.

1.9.2 e$B$G$Oe(B Enumerable#join e$B$,Dj5A$5$l$F$$$k$?$a$N$h$&$G$9!#e(B

e$B$J$\*!"e(B-v e$B$r$D$1$k$H$b$C$H$$$m$$$m$G$F$-$^$9!#e(B

% ./ruby -rshell -ve ‘’  
ruby 1.9.2dev (2010-02-24 trunk 26746) [i686-linux]  
(eval):5: warning: method redefined; discarding old Fail  
(eval):2: warning: previous definition of Raise was here  
(eval):7: warning: method redefined; discarding old included  
(eval):7: warning: previous definition of included was here  
/home/ruby/tcio/lib/ruby/1.9.1/shell.rb:49: warning: method redefined;  
discarding old debug=  
/home/ruby/tcio/lib/ruby/1.9.1/shell.rb:115: warning: method  
redefined; discarding old debug=  
shell(#Th:0x8d0d254): warn: override definition of Shell::Filter#join.  
shell(#Th:0x8d0d254): warn: alias Shell#join to  
Shell::Filter#join\_org.