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Subject: Re: [PHP-DEV] [Concept] Flip relative function lookup order (global,
 then local)
In-Reply-To: <bc203106-125a-42bf-9900-7e20af605bc4@app.fastmail.com>
Date: Fri, 23 Aug 2024 09:28:33 -0400
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To: "Rowan Tommins [IMSoP]" <imsop.php@rwec.co.uk>
From: mike@newclarity.net (Mike Schinkel)



> On Aug 23, 2024, at 9:07 AM, Rowan Tommins [IMSoP] =
<imsop.php@rwec.co.uk> wrote:
>=20
> On Fri, 23 Aug 2024, at 13:45, Mike Schinkel wrote:
>>> On Aug 23, 2024, at 8:33 AM, Rowan Tommins [IMSoP] =
<imsop.php@rwec.co.uk> wrote:
>>> On 23 August 2024 13:04:22 BST, Mike Schinkel <mike@newclarity.net> =
wrote:
>>>> And how can it occur without an explicit `use =
AcmeComponents\SplineReticulator\Utilities\Text\Text` statement, which I =
proposed would override the automatic `use`, anyway?
>>>=20
>>> I'm not sure what you mean. Right now, that's the function name that =
would be looked up for your example code (other than a couple of =
unrelated typos in your example). So if, for some reason, someone was =
relying on that, their code would break with your "automatic use".
>>=20
>> I must be missing something.  Can you give a specific example showing=20=

>> how the automatic use would conflict with something other than a root=20=

>> namespace?
>=20
> You already gave the example yourself, you just misunderstood what its =
current behaviour is. Here it is, with the typos fixed: =
https://3v4l.org/6eD3N
>=20
> As you can see from the error message, it doesn't look up =
"Text\strlen()", it looks up =
"AcmeComponents\SplineReticulator\Utilities\Text\Text\strlen()"
>=20
> Or to be even clearer: https://3v4l.org/ojVcP

Thank you for clarifying.=20

You got me there.=20

And it is a good illustration why I continue to really dislike how =
namespaces work. Too many footguns that are too easy to misunderstand. =20=


But it is what it is, I guess.=20

-Mike=