From: Jorge Domenico Bucaran Romano <jbucaran@...>
Date: 2007-05-25T13:18:06+09:00
Subject: Re: Ruby - Debugging

It is not working look at this:

C:\Users\jbucaran>ruby -rdebug c:\users\jbucaran\desktop\demo2.rb
Debug.rb
Emacs support available.

C:/Program Files/Ruby/lib/ruby/site_ruby/1.8/ubygems.rb:10:require 
'rubygems'
(rdb:1) help
Debugger help v.-0.002b
Commands
  b[reak] [file:|class:]<line|method>
  b[reak] [class.]<line|method>
                             set breakpoint to some position
  wat[ch] <expression>       set watchpoint to some expression
  cat[ch] (<exception>|off)  set catchpoint to an exception
  b[reak]                    list breakpoints
  cat[ch]                    show catchpoint
  del[ete][ nnn]             delete some or all breakpoints
  disp[lay] <expression>     add expression into display expression list
  undisp[lay][ nnn]          delete one particular or all display 
expressions
  c[ont]                     run until program ends or hit breakpoint
  s[tep][ nnn]               step (into methods) one line or till line 
nnn
  n[ext][ nnn]               go over one line or till line nnn
  w[here]                    display frames
  f[rame]                    alias for where
  l[ist][ (-|nn-mm)]         list program, - lists backwards
                             nn-mm lists given lines
  up[ nn]                    move to higher frame
  down[ nn]                  move to lower frame
  fin[ish]                   return to outer frame
  tr[ace] (on|off)           set trace mode of current thread
  tr[ace] (on|off) all       set trace mode of all threads
  q[uit]                     exit from debugger
  v[ar] g[lobal]             show global variables
  v[ar] l[ocal]              show local variables
  v[ar] i[nstance] <object>  show instance variables of object
  v[ar] c[onst] <object>     show constants of object
  m[ethod] i[nstance] <obj>  show methods of object
  m[ethod] <class|module>    show instance methods of class or module
  th[read] l[ist]            list all threads
  th[read] c[ur[rent]]       show current thread
  th[read] [sw[itch]] <nnn>  switch thread context to nnn
  th[read] stop <nnn>        stop thread nnn
  th[read] resume <nnn>      resume thread nnn
  p expression               evaluate expression and print its value
  h[elp]                     print this help
  <everything else>          evaluate
(rdb:1) b c:\users\jbucaran\desktop\demo2.rb
C:/Program Files/Ruby/lib/ruby/site_ruby/1.8/ubygems.rb:10:compile error
C:/Program Files/Ruby/lib/ruby/site_ruby/1.8/ubygems.rb:10: syntax 
error, unexpe
cted $undefined, expecting tSTRING_CONTENT or tSTRING_DBEG or 
tSTRING_DVAR or tS
TRING_END
c:\users\jbucaran\desktop\demo2
   ^
(rdb:1) Set breakpoint 1 at c:\users\jbucaran\desktop\demo2.rb:1
C:/Program Files/Ruby/lib/ruby/site_ruby/1.8/ubygems.rb:10: warning: 
parenthesiz
e argument(s) for future version
C:/Program Files/Ruby/lib/ruby/site_ruby/1.8/ubygems.rb:10:compile error
C:/Program Files/Ruby/lib/ruby/site_ruby/1.8/ubygems.rb:10: syntax 
error, unexpe
cted tIDENTIFIER, expecting $end
Set breakpoint 1 at c:\users\jbucaran\desktop\demo2.rb:1
                   ^
(rdb:1)

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