From: Robert Klemme <bob.news@...>
Date: 2004-06-07T17:28:38+09:00
Subject: Re: When arg is a variable,  can the variable's name be displayed?


"Richard Lionheart" <NoOne@Nowhere.com> schrieb im Newsbeitrag
news:9aKdnRz0R5mAj17dRVn-jg@comcast.com...
> Hi,
>
> For debugging purposes,  I'd like to write a routine to dump a variables
> name and value, sort of like Object#inspect but different.  I'd like to
> write:
>
> def dumpv(var)
>     $stdin.print var.name + ' = "' + v.to_s + "\"\n"
>     $stdin.flush
> end

Btw: you didn't mean to use $stdin for printing, do you?

def dumpv(varname, env)
  print varname.to_s, ' = "', eval(varname.to_s, env), "\"\n"
end

v1 = 'abc'
dumpv :v1, binding

Regards

    robert



> v1 = 'abc'
> dump(v1)    #  ==>  v1 = "abc"
>
> v2 = 123
> dump(v2 )    #  ==>  v2 = "123"
>
> I recognize that this simple thing,  if it worked for strings and
numbers,
> probably wouldn't work for some more complex types,  but I'll worry
about
> that another day :-)
>
> And I acknowledge this isn't the world's greatest debugging tool,  but
it'll
> help me develop some tool-writing skills in Ruby.
>
> TIA,
> Richard
>
>
>
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