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|
--TEST--
Automatic promotion of falsy to object
--FILE--
<?php
class Test {
public ?Test $prop;
public ?stdClass $stdProp;
public ?object $objectProp;
public static ?Test $staticProp = null;
public static ?stdClass $staticStdProp = null;
public static ?object $staticObjectProp = null;
}
// Object properties
$test = new Test;
try {
$test->prop->wat = 123;
} catch (TypeError $e) {
echo $e->getMessage(), "\n";
}
$test->stdProp->wat = 123;
$test->objectProp->wat = 123;
var_dump($test);
// Object properties via reference
$test = new Test;
$prop =& $test->prop;
$stdProp =& $test->stdProp;
$objectProp =& $test->objectProp;
try {
$prop->wat = 123;
} catch (TypeError $e) {
echo $e->getMessage(), "\n";
}
$stdProp->wat = 123;
$objectProp->wat = 123;
var_dump($test);
// Object properties via reference rw
$test = new Test;
$prop =& $test->prop;
$stdProp =& $test->stdProp;
$objectProp =& $test->objectProp;
try {
$prop->wat->wat = 123;
} catch (TypeError $e) {
echo $e->getMessage(), "\n";
}
$stdProp->wat->wat = 123;
$objectProp->wat->wat = 123;
var_dump($test);
// Static properties
try {
Test::$staticProp->wat = 123;
} catch (TypeError $e) {
echo $e->getMessage(), "\n";
}
Test::$staticStdProp->wat = 123;
Test::$staticObjectProp->wat = 123;
var_dump(Test::$staticProp, Test::$staticStdProp, Test::$staticObjectProp);
// Non-string property name
$test = new Test;
$propName = new class {
public function __toString() {
return 'prop';
}
};
try {
$test->$propName->wat = 123;
} catch (TypeError $e) {
echo $e->getMessage(), "\n";
}
var_dump($test);
// Initially null
$test = new Test;
$test->prop = NULL;
$test->stdProp = NULL;
$test->objectProp = NULL;
try {
$test->prop->wat = 123;
} catch (TypeError $e) {
echo $e->getMessage(), "\n";
}
$test->stdProp->wat = 123;
$test->objectProp->wat = 123;
var_dump($test);
?>
--EXPECTF--
Cannot auto-initialize an stdClass inside property Test::$prop of type ?Test
Warning: Creating default object from empty value in %s on line %d
Warning: Creating default object from empty value in %s on line %d
object(Test)#1 (2) {
["prop"]=>
uninitialized(?Test)
["stdProp"]=>
object(stdClass)#3 (1) {
["wat"]=>
int(123)
}
["objectProp"]=>
object(stdClass)#4 (1) {
["wat"]=>
int(123)
}
}
Cannot auto-initialize an stdClass inside a reference held by property Test::$prop of type ?Test
Warning: Creating default object from empty value in %s on line %d
Warning: Creating default object from empty value in %s on line %d
object(Test)#5 (3) {
["prop"]=>
&NULL
["stdProp"]=>
&object(stdClass)#2 (1) {
["wat"]=>
int(123)
}
["objectProp"]=>
&object(stdClass)#4 (1) {
["wat"]=>
int(123)
}
}
Cannot auto-initialize an stdClass inside a reference held by property Test::$prop of type ?Test
Warning: Creating default object from empty value in %s on line %d
Warning: Creating default object from empty value in %s on line %d
object(Test)#3 (3) {
["prop"]=>
&NULL
["stdProp"]=>
&object(stdClass)#1 (1) {
["wat"]=>
object(stdClass)#2 (1) {
["wat"]=>
int(123)
}
}
["objectProp"]=>
&object(stdClass)#5 (1) {
["wat"]=>
object(stdClass)#6 (1) {
["wat"]=>
int(123)
}
}
}
Cannot auto-initialize an stdClass inside property Test::$staticProp of type ?Test
Warning: Creating default object from empty value in %s on line %d
Warning: Creating default object from empty value in %s on line %d
NULL
object(stdClass)#4 (1) {
["wat"]=>
int(123)
}
object(stdClass)#8 (1) {
["wat"]=>
int(123)
}
Cannot auto-initialize an stdClass inside property Test::$prop of type ?Test
object(Test)#9 (0) {
["prop"]=>
uninitialized(?Test)
["stdProp"]=>
uninitialized(?stdClass)
["objectProp"]=>
uninitialized(?object)
}
Cannot auto-initialize an stdClass inside property Test::$prop of type ?Test
Warning: Creating default object from empty value in %s on line %d
Warning: Creating default object from empty value in %s on line %d
object(Test)#7 (3) {
["prop"]=>
NULL
["stdProp"]=>
object(stdClass)#10 (1) {
["wat"]=>
int(123)
}
["objectProp"]=>
object(stdClass)#11 (1) {
["wat"]=>
int(123)
}
}
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