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Date: Tue, 01 Oct 2024 22:56:49 +0200
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Subject: Re: [PHP-DEV] [RFC] Change Directory class to behave like an opaque object
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From: rob@bottled.codes ("Rob Landers")

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On Tue, Oct 1, 2024, at 22:21, Nick Lockheart wrote:
> On Tue, 2024-10-01 at 16:36 +0000, Gina P. Banyard wrote:
> > On Wednesday, 25 September 2024 at 10:12, Nick Lockheart
> > <lists@ageofdream.com> wrote:
> >=20
> > > On Sat, 2024-09-14 at 15:33 +0000, Gina P. Banyard wrote:
> > > I don't suppose we could call the Directory class something else,
> > > like
> > > "SPLDirectory"?
> > >=20
> > > You can't make a Directory with `new` (or at least you aren't
> > > supposed
> > > to be able to), so any existing code would already get a Directory
> > > object with `dir()` not `new Directory()`. There would be no BC
> > > break
> > > with a rename.
> >=20
> > This is factually incorrect.
> > This would be a large BC break, moreover PHP "owns" the global
> > namespace.
> >=20
>=20
> Is every single word really a reserved word in the global namespace?
>=20
>=20
> > Otherwise, if you are in the global namespace and try to create a
> > class which is called Directory this would result in an Error being
> > thrown.
> >=20
>=20
> Actually, it will not throw an error because classes are auto loaded.
>=20
> The auto loader will not run because Directory is already registered.
> It will instantiate a built-in Directory object.=20
>=20
> An error would only be thrown if the file with the other Directory
> class is manually included, which most people do not do anymore for
> class definitions.
>=20

Hey Nick,

Is this actually an issue though? \Directory would be a weird thing to a=
utoload. Most people tend to autoload specific namespaces. I think it wo=
uld be weird to autoload into the global namespace.

Maybe I am wrong, and that is why I ask.

=E2=80=94 Rob
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<!DOCTYPE html><html><head><title></title><style type=3D"text/css">p.Mso=
Normal,p.MsoNoSpacing{margin:0}</style></head><body><div>On Tue, Oct 1, =
2024, at 22:21, Nick Lockheart wrote:<br></div><blockquote type=3D"cite"=
 id=3D"qt" style=3D""><div>On Tue, 2024-10-01 at 16:36 +0000, Gina P. Ba=
nyard wrote:<br></div><div>&gt; On Wednesday, 25 September 2024 at 10:12=
, Nick Lockheart<br></div><div>&gt; &lt;<a href=3D"mailto:lists@ageofdre=
am.com">lists@ageofdream.com</a>&gt; wrote:<br></div><div>&gt;&nbsp;<br>=
</div><div>&gt; &gt; On Sat, 2024-09-14 at 15:33 +0000, Gina P. Banyard =
wrote:<br></div><div>&gt; &gt; I don't suppose we could call the Directo=
ry class something else,<br></div><div>&gt; &gt; like<br></div><div>&gt;=
 &gt; "SPLDirectory"?<br></div><div>&gt; &gt;&nbsp;<br></div><div>&gt; &=
gt; You can't make a Directory with `new` (or at least you aren't<br></d=
iv><div>&gt; &gt; supposed<br></div><div>&gt; &gt; to be able to), so an=
y existing code would already get a Directory<br></div><div>&gt; &gt; ob=
ject with `dir()` not `new Directory()`. There would be no BC<br></div><=
div>&gt; &gt; break<br></div><div>&gt; &gt; with a rename.<br></div><div=
>&gt;&nbsp;<br></div><div>&gt; This is factually incorrect.<br></div><di=
v>&gt; This would be a large BC break, moreover PHP "owns" the global<br=
></div><div>&gt; namespace.<br></div><div>&gt;&nbsp;<br></div><div><br><=
/div><div>Is every single word really a reserved word in the global name=
space?<br></div><div><br></div><div><br></div><div>&gt; Otherwise, if yo=
u are in the global namespace and try to create a<br></div><div>&gt; cla=
ss which is called Directory this would result in an Error being<br></di=
v><div>&gt; thrown.<br></div><div>&gt;&nbsp;<br></div><div><br></div><di=
v>Actually, it will not throw an error because classes are auto loaded.<=
br></div><div><br></div><div>The auto loader will not run because Direct=
ory is already registered.<br></div><div>It will instantiate a built-in =
Directory object.&nbsp;<br></div><div><br></div><div>An error would only=
 be thrown if the file with the other Directory<br></div><div>class is m=
anually included, which most people do not do anymore for<br></div><div>=
class definitions.<br></div><div><br></div></blockquote><div><br></div><=
div>Hey Nick,<br></div><div><br></div><div>Is this actually an issue tho=
ugh? \Directory would be a weird thing to autoload. Most people tend to =
autoload specific namespaces. I think it would be weird to autoload into=
 the global namespace.<br></div><div><br></div><div>Maybe I am wrong, an=
d that is why I ask.</div><div><br></div><div id=3D"sig121229152">=E2=80=
=94 Rob<br></div></body></html>
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