Forum: Ruby one-line function definitions

Posted by Mike Steiner (Guest)
on 2007-06-18 19:23
(Received via mailing list)
I'm converting some code from Python to Ruby and can't figure out the 
syntax
for one-line function definitions in Ruby. For example, what would this 
line
be in Ruby?

def GetAnthologyTitle   ( data , prefix ): return GetField ( data , 
prefix ,
'ANTHOLOGY-TITLE'      )

Mike Steiner
Posted by SonOfLilit (Guest)
on 2007-06-18 19:31
(Received via mailing list)
Transliterated (counting cultural differences), it owuld become:

def antology_title (data, prefix); get_field(data, prefix,
'ANTHOLOGY-TITLE'); end

But more importantly, it probably wouldn't exist, since ruby culture
sees explicit getters/setters as repeating yourself and finds
meta-solutions, a-la attr_accessor or def_delegator.

Aur
Posted by Gavin Kistner (phrogz)
on 2007-06-18 19:40
(Received via mailing list)
On 6/18/07, Mike Steiner <mikejaystei...@gmail.com> wrote:
> I'm converting some code from Python to Ruby and can't figure out the syntax
> for one-line function definitions in Ruby. For example, what would this line
> be in Ruby?
>
> def GetAnthologyTitle   ( data , prefix ): return GetField ( data , prefix ,
> 'ANTHOLOGY-TITLE'      )

def foo(x) x*x end
def bar(x) x-102 end
def jim(x) y=foo(x); bar(y) end
p jim(12)
#=> 42
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