From: Alan Munn <amunn@...>
Date: 2009-09-14T04:35:05+09:00
Subject: Re: normalizing newlines

In article <c80f1259d2c210988828d1edff3335a3@ruby-forum.com>,
 7stud -- <bbxx789_05ss@yahoo.com> wrote:

> Alan Munn wrote:
> > I have a script that processes text from the clipboard. Depending on the
> > application the text is copied from, (even on the same platform) lines
> > sometimes end in lf, cr, or possibly cr/lf.  What's the best way of
> > normalizing the lines so that my script will work independent of the
> > actual newlines chosen?
> > 
> 
> Look at the original strings in the examples:
> 
> ----------------------------------------------------------- String#chomp
>      str.chomp(separator=$/)   => new_str
> ------------------------------------------------------------------------
>      Returns a new +String+ with the given record separator removed from
>      the end of _str_ (if present). If +$/+ has not been changed from
>      the default Ruby record separator, then +chomp+ also removes
>      carriage return characters (that is it will remove +\n+, +\r+, and
>      +\r\n+).
> 
>         "hello".chomp            #=> "hello"
>         "hello\n".chomp          #=> "hello"
>         "hello\r\n".chomp        #=> "hello"
>         "hello\n\r".chomp        #=> "hello\n"
>         "hello\r".chomp          #=> "hello"
>         "hello \n there".chomp   #=> "hello \n there"
>         "hello".chomp("llo")     #=> "he"

Thanks.  I'd prefer to normalize the lines and then use .split on \r 
thank chomp each line.

Alan