From: Trans <transfire@...>
Date: 2013-01-19T00:24:14+09:00
Subject: [ruby-core:51507] Re: Autoload in pure Ruby

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On Sun, Jan 13, 2013 at 7:53 AM, Trans <transfire@gmail.com> wrote:

> So, no one over at ruby-talk seems to be able to tell me why my
> reimplementation of autoload doesn't quite work. Can anyone here perhaps
> shed some light?
>
>   https://github.com/rubyworks/autoload/blob/master/lib/autoload.rb
>
>
> https://groups.google.com/forum/?fromgroups=#!topic/ruby-talk-google/RbYIfsIV--U
>
> Currently the error I get when running `bundle exec` is:
>
>   bundler-1.2.3/lib/bundler/dsl.rb:128:in `initialize':
>       wrong number of arguments(1 for 0) (ArgumentError)
>
>
I believe I figured it out. The problem is that autoloads are triggered on
the first creation of a class or module via the literal `class Foo` or
`module Foo` notation. Lacking any callbacks for this it is not possible to
re-implement autoload in pure-Ruby. End of story.

Well then, a big thanks for nothing!

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<div dir=3D"ltr"><div class=3D"gmail_extra"><div class=3D"gmail_quote">On S=
un, Jan 13, 2013 at 7:53 AM, Trans <span dir=3D"ltr">&lt;<a href=3D"mailto:=
transfire@gmail.com" target=3D"_blank">transfire@gmail.com</a>&gt;</span> w=
rote:<br>
<blockquote class=3D"gmail_quote" style=3D"margin:0px 0px 0px 0.8ex;border-=
left-width:1px;border-left-color:rgb(204,204,204);border-left-style:solid;p=
adding-left:1ex"><div class=3D""><div class=3D"h5"><div dir=3D"ltr"><div>So=
, no one over at ruby-talk seems to be able to tell me why my reimplementat=
ion of autoload doesn&#39;t quite work. Can anyone here perhaps shed some l=
ight?<br>
<br>=C2=A0 <a href=3D"https://github.com/rubyworks/autoload/blob/master/lib=
/autoload.rb" target=3D"_blank">https://github.com/rubyworks/autoload/blob/=
master/lib/autoload.rb</a><br>

<br>=C2=A0 <a href=3D"https://groups.google.com/forum/?fromgroups=3D#!topic=
/ruby-talk-google/RbYIfsIV--U" target=3D"_blank">https://groups.google.com/=
forum/?fromgroups=3D#!topic/ruby-talk-google/RbYIfsIV--U</a><br><br></div>C=
urrently the error I get when running `bundle exec` is:<br>

<br>=C2=A0 bundler-1.2.3/lib/bundler/dsl.rb:128:in `initialize&#39;:<br><di=
v>=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 wrong number of arguments(1 for 0) (Argume=
ntError)<br><br></div></div></div></div></blockquote><div><br></div><div st=
yle>I believe I figured it out. The problem is that autoloads are triggered=
 on the first creation of a class or module via the literal `class Foo` or =
`module Foo` notation. Lacking any callbacks for this it is not possible to=
 re-implement autoload in pure-Ruby. End of story.</div>
<div style><br></div><div style>Well then, a big thanks for nothing!</div><=
/div>
</div></div>

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