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Nullable flag on constructor property promotion, closes #183 #184

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@Grundik Grundik commented May 16, 2023

Q A
Documentation no
Bugfix yes
BC Break no
New Feature no
RFC no
QA no

Description

See #183 for details.

Comment on lines 170 to 176
/**
* @return ?TypeGenerator
*/
public function getTypeObject()
{
return $this->type;
}
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Exposing the type to the outside world seems like a regression here, as it will reduce the ability to change the codebase later on.

Comment on lines 90 to 92
if (
null !== $type
&& ($typeObject = $generator->getTypeObject())
&& $typeObject->getNullable()
) {
$type = '?' . $type;
}
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Wondering if the $type of ParameterGenerator could be exposed internally only: we could then get rid of the string type overall

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Changed that to exposing only nullable flag.

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@Grundik I don't have a clear mind on the approach here yet, but I'm trying to think of a design that removes public, and ideally avoids protected (although the inheritance design is already out of the bag)

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The other way I see, is to make ParameterGenerator#generateTypeHint public, this would not require exposing getNullable().

But it looks like no big deal to expose that: there a lot of other flags exposed in a same way: passedByReference, vadiadic and such.

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Right, I'm much in "damage control" mode here, since the generator, builder and reflection-alike structure has been merged together in the past, making changes to internal structures lead to major versions :)

I'll sleep over it, but I'd rather not expose more than is strictly needed for ->generate() to work.

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@Grundik Grundik May 16, 2023

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Currenly there are no simple way to get this flag. E.g. parsing result of ParameterGenerator->generate() would be ugly, fragile, slow and overcomplicated.

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Nono, I'm absolutely not suggesting that we go down the parsing way :)

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Any additional thoughs?..

Signed-off-by: Grundik <grundik@ololo.cc>
@Grundik
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Grundik commented May 16, 2023

Just to be clear: this is not the fix for Ocramius/ProxyManager#784, there are at leas two different issues:

  • this one, with missing nullable flag (and seems like Promoted properties missing default value #182 also could kead to problems);
  • proxy-manager one: these reflections are used in inheritance context there, hence they dont need to redeclare promoted properties at all in that particular situation.

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2 participants