[LRUG] Ruby prison escape challenge

[Stephen Best]

That was really fun, thanks for sharing! Unfortunately I'm getting an
application error when I submit.

Copying the runtime code you provided I can say this solution "works on my
machine" :D

I managed 51 chars. Will you be sharing the solutions soon?

I've copied Rob's very considerate spoiler mitigation tactic

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u=prison.method :unlock;u.curry[11]["secret"][self]

On Wed, 11 Jul 2018 at 14:08, Rob Miller <rob at bigfish.co.uk> wrote:

> Nice challenge! Best I can do is 87, thought I suspect there’s a much
> cleverer approach that I haven’t thought of…
>
> My solution (after a few linebreaks so people can ignore spoilers if they
> want to):
>
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> payload = Class.new{def to_str;caller[0]=~/m/?"":"prison.send(:unlock,22,'secret',self)"end;}.new
>
> On 11 Jul 2018, at 11:23, Marek L wrote:
>
> Hello, lrug-ers.
> Hope you are enjoying summer and Ruby.
> I have created a small fun challenge that I thought you may enjoy as well.
>
> https://ruby-prison-break.herokuapp.com/escapes/new
>
> So far, Matz broke it with incredible 49 characters!
> Happy hacking and feel free to share.
> Marek
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