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Found 9 rules:

NewMethodCallWithoutParenthesesRector

Remove parentheses on new method call with parentheses

-(new Request())->withMethod('GET')->withUri('/hello-world');
+new Request()->withMethod('GET')->withUri('/hello-world');
SETS:  PHP 8.4

AddEscapeArgumentRector

Add escape argument on CSV function calls

-str_getcsv($string, separator: ',', enclosure: '"');
+str_getcsv($string, separator: ',', enclosure: '"', escape: '\\');
SETS:  PHP 8.4

RoundingModeEnumRector

Replace rounding mode constant to RoundMode enum in round()

-round(1.5, 0, PHP_ROUND_HALF_UP);
+round(1.5, 0, RoundingMode::HalfAwayFromZero);
SETS:  PHP 8.4

ExplicitNullableParamTypeRector

Make implicit nullable param to explicit

-function foo(string $param = null) {}
+function foo(?string $param = null) {}
SETS:  PHP 8.4

ForeachToArrayAnyRector

Replace foreach with boolean assignment + break OR foreach with early return with array_any

-$found = false;
-foreach ($animals as $animal) {
-    if (str_starts_with($animal, 'c')) {
-        $found = true;
-        break;
-    }
-}
+$found = array_any($animals, fn($animal) => str_starts_with($animal, 'c'));
SETS:  PHP 8.4 Polyfills

ForeachToArrayFindKeyRector

Replace foreach with assignment and break with array_find_key

 $animals = ['dog', 'cat', 'cow', 'duck', 'goose'];

-$found = null;
-foreach ($animals as $idx => $animal) {
-    if (str_starts_with($animal, 'c')) {
-        $found = $idx;
-        break;
-    }
-}
+$found = array_find_key($animals, fn($animal) => str_starts_with($animal, 'c'));
SETS:  PHP 8.4 Polyfills

ForeachToArrayAllRector

Replace foreach with boolean assignment and break OR foreach with early return with array_all

-$found = true;
-foreach ($animals as $animal) {
-    if (!str_starts_with($animal, 'c')) {
-        $found = false;
-        break;
-    }
-}
+$found = array_all($animals, fn($animal) => str_starts_with($animal, 'c'));
SETS:  PHP 8.4 Polyfills

ForeachToArrayFindRector

Replace foreach with assignment and break with array_find

-$found = null;
-foreach ($animals as $animal) {
-    if (str_starts_with($animal, 'c')) {
-        $found = $animal;
-        break;
-    }
-}
+$found = array_find($animals, fn($animal) => str_starts_with($animal, 'c'));
SETS:  PHP 8.4 Polyfills

DeprecatedAnnotationToDeprecatedAttributeRector

Change @deprecated annotation to Deprecated attribute

-/**
- * @deprecated 1.0.0 Use SomeOtherFunction instead
- */
+#[\Deprecated(message: 'Use SomeOtherFunction instead', since: '1.0.0')]
 function someFunction()
 {
 }
SETS:  PHP 8.4 Polyfills