From: "Mauricio Fernández" <batsman.geo@...>
Date: 2004-08-28T04:50:24+09:00
Subject: Re: Method name to method object

On Sat, Aug 28, 2004 at 04:42:40AM +0900, Sean O'Dell wrote:
> I want to obtain method objects given their string names.  I can't figure out 
> how to get the method object for MyMethod::mymeth given the string name 
> "MyMethod::mymeth".  I don't know the name of the module in advance, or even 
> if any was given (or even how many levels of modules deep the method is), so 
> I can't use something like MyMethod::method("mymeth").
> 
> How does one do that?

>> module A; module B; def self.foo; "foo" end end end
=> nil
>> def get_smethod(str); a=str.split(/::/); m=a.pop; a.inject(Object){|s,x|s.const_get(x)}.method(m) end
=> nil
>> get_smethod("A::B::foo").call
=> "foo"

You might want to use '.foo' and split on /\./ to get the method...

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