Fix stubs

Author: ondrejmirtes

stubs/core.stub

@@ -80,7 +80,7 @@ function parse_str(string $string, array &$result): void {}
 function mb_parse_str(string $string, array &$result): bool {}
 
 /** @param-out float $percent */
-function similar_text(string $string1, string $string2, float &$percent = null) : int {}
+function similar_text(string $string1, string $string2, ?float &$percent = null) : int {}
 
 /**
  * @param mixed $output
@@ -258,7 +258,7 @@ function preg_filter($pattern, $replacement, $subject, int $limit = -1, &$count
  * @param-out int $count
  * @return list<string>|string
  */
-function str_replace($search, $replace, $subject, int &$count = null) {}
+function str_replace($search, $replace, $subject, ?int &$count = null) {}
 
 /**
  * @param array<mixed>|string $search
@@ -267,7 +267,7 @@ function str_replace($search, $replace, $subject, int &$count = null) {}
  * @param-out int $count
  * @return list<string>|string
  */
-function str_ireplace($search, $replace, $subject, int &$count = null) {}
+function str_ireplace($search, $replace, $subject, ?int &$count = null) {}
 
 /**
  * @template TRead of null|array<array-key, resource>
@@ -294,16 +294,16 @@ function flock($stream, int $operation, mixed &$would_block = null): bool {}
  * @param-out string $error_message
  * @return resource|false
  */
-function fsockopen(string $hostname, int $port = -1, int &$error_code = null, string &$error_message = null, ?float $timeout = null) {}
+function fsockopen(string $hostname, int $port = -1, ?int &$error_code = null, ?string &$error_message = null, ?float $timeout = null) {}
 
 /**
  * @param-out string $filename
  * @param-out int $line
  */
-function headers_sent(string &$filename = null, int &$line = null): bool {}
+function headers_sent(?string &$filename = null, ?int &$line = null): bool {}
 
 /**
  * @param-out callable-string $callable_name
  * @return ($value is callable ? true : false)
  */
-function is_callable(mixed $value, bool $syntax_only = false, string &$callable_name = null): bool {}
+function is_callable(mixed $value, bool $syntax_only = false, ?string &$callable_name = null): bool {}

stubs/ext-ds.stub

@@ -61,7 +61,7 @@ final class Deque implements Sequence
 	 * @param (callable(TValue): bool)|null $callback
 	 * @return Deque<TValue>
 	 */
-	public function filter(callable $callback = null): Deque
+	public function filter(?callable $callback = null): Deque
 	{
 	}
 
@@ -190,7 +190,7 @@ final class Map implements Collection, ArrayAccess
 	 * @param (callable(TKey, TValue): bool)|null $callback
 	 * @return Map<TKey, TValue>
 	 */
-	public function filter(callable $callback = null): Map
+	public function filter(?callable $callback = null): Map
 	{
 	}
 
@@ -284,31 +284,31 @@ final class Map implements Collection, ArrayAccess
 	 * @param (callable(TValue, TValue): int)|null $comparator
 	 * @return void
 	 */
-	public function sort(callable $comparator = null)
+	public function sort(?callable $comparator = null)
 	{
 	}
 
 	/**
 	 * @param (callable(TValue, TValue): int)|null $comparator
 	 * @return Map<TKey, TValue>
 	 */
-	public function sorted(callable $comparator = null): Map
+	public function sorted(?callable $comparator = null): Map
 	{
 	}
 
 	/**
 	 * @param (callable(TKey, TKey): int)|null $comparator
 	 * @return void
 	 */
-	public function ksort(callable $comparator = null)
+	public function ksort(?callable $comparator = null)
 	{
 	}
 
 	/**
 	 * @param (callable(TKey, TKey): int)|null $comparator
 	 * @return Map<TKey, TValue>
 	 */
-	public function ksorted(callable $comparator = null): Map
+	public function ksorted(?callable $comparator = null): Map
 	{
 	}
 
@@ -401,7 +401,7 @@ interface Sequence extends Collection, ArrayAccess
 	 * @param (callable(TValue): bool)|null $callback
 	 * @return Sequence<TValue>
 	 */
-	public function filter(callable $callback = null);
+	public function filter(?callable $callback = null);
 
 	/**
 	 * @param TValue $value
@@ -432,7 +432,7 @@ interface Sequence extends Collection, ArrayAccess
 	 * @param string $glue
 	 * @return string
 	 */
-	public function join(string $glue = null): string;
+	public function join(?string $glue = null): string;
 
 	/**
 	 * @return TValue
@@ -509,13 +509,13 @@ interface Sequence extends Collection, ArrayAccess
 	 * @param (callable(TValue, TValue): int)|null $comparator
 	 * @return void
 	 */
-	public function sort(callable $comparator = null);
+	public function sort(?callable $comparator = null);
 
 	/**
 	 * @param (callable(TValue, TValue): int)|null $comparator
 	 * @return Sequence<TValue>
 	 */
-	public function sorted(callable $comparator = null);
+	public function sorted(?callable $comparator = null);
 
 	/**
 	 * @param TValue ...$values
@@ -563,15 +563,15 @@ final class Vector implements Sequence
 	 * @param (callable(TValue, TValue): int)|null $comparator
 	 * @return Vector<TValue>
 	 */
-	public function sorted(callable $comparator = null): Vector
+	public function sorted(?callable $comparator = null): Vector
 	{
 	}
 
 	/**
 	 * @param (callable(TValue): bool)|null $callback
 	 * @return Vector<TValue>
 	 */
-	public function filter(callable $callback = null): Vector
+	public function filter(?callable $callback = null): Vector
 	{
 	}
 
@@ -642,7 +642,7 @@ final class Set implements Collection, ArrayAccess
 	 * @param (callable(TValue): bool)|null $callback
 	 * @return Set<TValue>
 	 */
-	public function filter(callable $callback = null): Set
+	public function filter(?callable $callback = null): Set
 	{
 	}
 
@@ -731,15 +731,15 @@ final class Set implements Collection, ArrayAccess
 	/**
 	 * @param (callable(TValue, TValue): int)|null $comparator
 	 */
-	public function sort(callable $comparator = null): void
+	public function sort(?callable $comparator = null): void
 	{
 	}
 
 	/**
 	 * @param (callable(TValue, TValue): int)|null $comparator
 	 * @return Set<TValue>
 	 */
-	public function sorted(callable $comparator = null): Set
+	public function sorted(?callable $comparator = null): Set
 	{
 	}
 

stubs/ibm_db2.stub

@@ -6,4 +6,4 @@
  *
  * @return ($value is null ? \DB2_AUTOCOMMIT_OFF|\DB2_AUTOCOMMIT_ON : bool)
  */
-function db2_autocommit($connection, int $value = null) {}
+function db2_autocommit($connection, ?int $value = null) {}