From: matz@... (Yukihiro Matsumoto)
Date: 2002-06-07T00:08:43+09:00
Subject: Re: Struct :symbol vs 'string' difference

Hi,

In message "Struct :symbol vs 'string' difference"
    on 02/06/06, Tim Sutherland <timsuth@ihug.co.nz> writes:
|
|ruby 1.6.6 (2001-12-26) [i586-linux]
|
|Bar = Struct.new('Bar', :a, :b, :c)
|Bar.new(1, 2, 3) -> #<Struct::Bar a=1, b=2, c=3>
|
|Foo = Struct.new(:Foo, :a, :b, :c)
|Foo.new(1, 2, 3) -> #<Foo Foo=1, a=2, b=3, c=nil>
|
|I'm wondering why there is this difference, which I found surprising.

If the first argument to the "new" is a string, it will be the name of
the Struct class (as in Struct::Bar).  It's by the historical reason.
Ruby did not allow unnamed class before.

							matz.