[#4479] Requesting addition to IRB (configurable standard output) — Sascha Ebach <se@...>

Hello,

13 messages 2005/02/24
[#4482] Re: Requesting addition to IRB (configurable standard output) — Sam Roberts <sroberts@...> 2005/02/25

Quoting se@digitale-wertschoepfung.de, on Fri, Feb 25, 2005 at 01:22:34AM +0900:

[#4483] Re: Requesting addition to IRB (configurable standard output) — Eric Hodel <drbrain@...7.net> 2005/02/25

On 24 Feb 2005, at 19:51, Sam Roberts wrote:

[#4488] Re: Requesting addition to IRB (configurable standard output) — Sam Roberts <sroberts@...> 2005/02/26

Quoting drbrain@segment7.net, on Sat, Feb 26, 2005 at 02:43:31AM +0900:

[#4489] Re: Requesting addition to IRB (configurable standard output) — Eric Hodel <drbrain@...7.net> 2005/02/26

On 25 Feb 2005, at 16:03, Sam Roberts wrote:

Re: bug in IRB with $_ matching a range of regexps

From: Ryan Davis <ryand-ruby@...>
Date: 2005-02-21 19:28:37 UTC
List: ruby-core #4458
On Feb 20, 2005, at 11:01 PM, nobu.nokada@softhome.net wrote:

> Hi,
>
> At Sun, 20 Feb 2005 04:32:24 +0900,
> Ryan Davis wrote in [ruby-core:04453]:
>>> % ruby -v
>>> ruby 1.8.2 (2005-01-29) [powerpc-darwin7.7.0]
>>
>> these work fine in both forms:
>>
>>> % printf "a\nb\nc\nd\n" | ruby -e 'while gets; print if /^b/../^c/;
>>> end'
>>> b
>>> c
>
> This shorthand is only for one liners, i.e., scripts given by
> -e options.

I'll update my quickref.

Can we make the fact that it is of limited use more obvious? Like, 
maybe add a warning if that shorthand is used?

What enables it to work in the shorthand (-e) from, but not in regular 
use?

--
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