From: Brian Candler <b.candler@...>
Date: 2012-02-06T07:03:59+09:00
Subject: Re: Hooking a function to run in IRB context (but only in IRB context)?

Marc Heiler wrote in post #1044134:
> Now I want to hook up a specific class. Let's call it
>
>   class Foo
>   end
>
> This class should intercept BEFORE NameError happens. It should then
> check that input, like:
>
>   Foo.new(input)
>   Foo.new('pj')
>
> And it will decide against an internal list:
>
>   - When the input was found in the internal list, an action is done,
> and no error is reported.
>
>   - When the input was NOT found, a NameError is triggered just as it
> currently is.

>> def method_missing(meth,*args,&blk)
>> puts "You tried to run '#{meth}'"
>> end
=> nil
>> pj
You tried to run 'pj'
=> nil
>>

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