From: Luis Lavena <luislavena@...>
Date: 2010-11-08T06:53:51+09:00
Subject: Re: irb misbehaviour with arrow keys on Windows

On Nov 7, 8:40 am, Marvin Gülker <sutn...@gmx.net> wrote:
> Hi there,
>
> It seems that irb has problems with the arrow keys on Windows. Steps to
> reproduce:
>
> 1. Start up CMD.
> 2. Type "irb" and press return
> 3. Type "abc" and *do not* press return
> 4. Press the right arrow key
> 5. Now try typing "defg" - the characters don't show up anymore. If you
> press return followed by the up arrow key, the whole sequence you typed,
> including the mysteriously invisible characters, shows up.
>
> I'm using ruby 1.9.2p0 (2010-08-18) [i386-mingw32] on Windows Vista
> 32-bit, installed by extracting the 7z archive provided by the
> RubyInstaller team to C:\Rubies\ruby-1.9.2-p0-i386-mingw32. Of course I
> added the bin\ subdirectory to my PATH variable.

What codepage (chcp) are you using?

I'm not been able to reproduce this, as responded to this thread
already.

> I don't know wheather in matters, but I don't have the RubyInstaller's
> devkit installed, but a separate MinGW+MSYS installation in C:\MinGW
> which is up-to-date.
>

Not unless you're running inside a bash terminal, but even that should
not affect it.

--
Luis Lavena