From: Seth Kurtzberg <seth@...>
Date: 2003-02-26T17:29:36+09:00
Subject: Re: Debugger Not Working

On Wednesday 26 February 2003 01:25 am, Yukihiro Matsumoto wrote:
> Hi,
>
> In message "Re: Debugger Not Working"
>
>     on 03/02/26, nobu.nokada@softhome.net <nobu.nokada@softhome.net> writes:
> |What about singleton methods?
>
> Currently, Class:Method catch *both* class method and instance method.
> For other singlethon methods, object:method is available if simple
> string representation is avalable, e.g.

Except that there is a bug and currently Class:Method actually catches 
_neither_, not both.

>
>   % ruby -r debug -e 'def self.foo; end; self.foo'
>   Debug.rb
>   Emacs support available.
>
>   -e:1:def self.foo; end; self.foo
>   (rdb:1) b main:foo
>   Set breakpoint 1 at main:foo
>   (rdb:1) c
>   Breakpoint 1, foo at main:foo
>   -e:1:def self.foo; end; self.foo
>   (rdb:1) c
>   %
>
> With the attached patch, you can use new pattern:
>
>   b object.method
>
> 							matz.
>
>
> --- lib/debug.rb	25 Feb 2003 14:11:40 -0000	1.36
> +++ lib/debug.rb	26 Feb 2003 08:24:21 -0000
> @@ -160,6 +160,5 @@ class Context
>        val = eval(str, binding)
> -      val
> -    rescue StandardError, ScriptError
> -      at = eval("caller(0)", binding)
> -      stdout.printf "%s:%s\n", at.shift, $!.to_s.sub(/\(eval\):1:(in
> `.*?':)?/, '') #` +    rescue StandardError, ScriptError => e
> +      at = eval("caller(1)", binding)
> +      stdout.printf "%s:%s\n", at.shift, e.to_s.sub(/\(eval\):1:(in
> `.*?':)?/, '') for i in at
> @@ -299,2 +298,8 @@ class Context
>
> +	when /^\s*b(?:reak)?\s+(.+)[#.](.+)$/
> +	  pos = $2.intern.id2name
> +	  file = debug_eval($1, binding)
> +	  break_points.push [true, 0, file, pos]
> +	  stdout.printf "Set breakpoint %d at %s.%s\n", break_points.size, file,
> pos +
>  	when /^\s*b(?:reak)?\s+(?:(.+):)?(.+)$/
> @@ -711,3 +716,4 @@ EOHELP
>        if check_break_points(file, id.id2name, binding, id) or
> -	  check_break_points(klass.to_s, id.id2name, binding, id)
> +	  check_break_points(klass.to_s, id.id2name, binding, id) or
> +	  check_break_points(klass, id.id2name, binding, id)
>  	suspend_all

-- 
Seth Kurtzberg
M. I. S. Corp.
480-661-1849
seth@cql.com