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Fix GH-8932: Wrong closure scope class reported for static methods #8935

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cmb69 wants to merge 3 commits into from
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Fix GH-8932: Wrong closure scope class reported for static methods #8935

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a596838
Fix GH-8932: Wrong closure scope class reported for static methods
cmb69 Jul 6, 2022
d71825b
Drop getter in favor of get_closure handler
cmb69 Aug 1, 2022
c245fc9
Fix test expectation
cmb69 Aug 1, 2022
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6 changes: 3 additions & 3 deletions Zend/tests/closure_042.phpt
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Original file line number Diff line number Diff line change
@@ -1,5 +1,5 @@
--TEST--
Closure 042: Binding an instance to a non-scoped non-static closures gives it a dummy scope
Closure 042: Binding an instance to non-scoped non-static closures
--FILE--
<?php

Expand All @@ -20,8 +20,8 @@ echo "Done.\n";
--EXPECTF--
object(stdClass)#%d (0) {
}
string(7) "Closure"
string(8) "stdClass"
object(stdClass)#%d (0) {
}
string(7) "Closure"
string(8) "stdClass"
Done.
11 changes: 7 additions & 4 deletions ext/reflection/php_reflection.c
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Expand Up @@ -1686,16 +1686,19 @@ ZEND_METHOD(ReflectionFunctionAbstract, getClosureThis)
ZEND_METHOD(ReflectionFunctionAbstract, getClosureScopeClass)
{
reflection_object *intern;
const zend_function *closure_func;

if (zend_parse_parameters_none() == FAILURE) {
RETURN_THROWS();
}
GET_REFLECTION_OBJECT();
if (!Z_ISUNDEF(intern->obj)) {
closure_func = zend_get_closure_method_def(Z_OBJ(intern->obj));
if (closure_func && closure_func->common.scope) {
zend_reflection_class_factory(closure_func->common.scope, return_value);
zend_class_entry *called_scope;
zend_function *closure_func;
zend_object *object;
if (Z_OBJ_HANDLER(intern->obj, get_closure)
&& Z_OBJ_HANDLER(intern->obj, get_closure)(Z_OBJ(intern->obj), &called_scope, &closure_func, &object, 1) == SUCCESS
&& closure_func && (called_scope || closure_func->common.scope)) {
zend_reflection_class_factory(called_scope ? (zend_class_entry *) called_scope : closure_func->common.scope, return_value);
}
}
}
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24 changes: 24 additions & 0 deletions ext/reflection/tests/gh8932.phpt
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@@ -0,0 +1,24 @@
--TEST--
GH-8932 (Wrong closure scope class reported for static methods)
--FILE--
<?php
class A {
public static function b() {
echo static::class;
}
}

class B extends A {}

$c = ['B', 'b'];
$d = \Closure::fromCallable($c);
$r = new \ReflectionFunction($d);
var_dump($r->getClosureScopeClass());
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@mvorisek mvorisek Jul 6, 2022

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ReflectionMethod returns null

https://3v4l.org/hXBYu

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@cmb69 cmb69 Jul 6, 2022

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I think this is to be expected; since there is no closure, there is no closure scope class. But in any way, ReflectionFunctionAbstract::getClosureScopeClass() needs proper documentation.

$d();
?>
--EXPECTF--
object(ReflectionClass)#%d (1) {
["name"]=>
string(1) "B"
}
B