reinstall dependencies on php 7.4

vendor/symfony/event-dispatcher/GenericEvent.php

@@ -34,7 +34,7 @@ class GenericEvent extends Event implements \ArrayAccess, \IteratorAggregate
      * @param mixed $subject   The subject of the event, usually an object or a callable
      * @param array $arguments Arguments to store in the event
      */
-    public function __construct(mixed $subject = null, array $arguments = [])
+    public function __construct($subject = null, array $arguments = [])
     {
         $this->subject = $subject;
         $this->arguments = $arguments;
@@ -42,8 +42,10 @@ class GenericEvent extends Event implements \ArrayAccess, \IteratorAggregate
 
     /**
      * Getter for subject property.
+     *
+     * @return mixed
      */
-    public function getSubject(): mixed
+    public function getSubject()
     {
         return $this->subject;
     }
@@ -51,9 +53,11 @@ class GenericEvent extends Event implements \ArrayAccess, \IteratorAggregate
     /**
      * Get argument by key.
      *
+     * @return mixed
+     *
      * @throws \InvalidArgumentException if key is not found
      */
-    public function getArgument(string $key): mixed
+    public function getArgument(string $key)
     {
         if ($this->hasArgument($key)) {
             return $this->arguments[$key];
@@ -65,9 +69,11 @@ class GenericEvent extends Event implements \ArrayAccess, \IteratorAggregate
     /**
      * Add argument to event.
      *
+     * @param mixed $value Value
+     *
      * @return $this
      */
-    public function setArgument(string $key, mixed $value): static
+    public function setArgument(string $key, $value)
     {
         $this->arguments[$key] = $value;
 
@@ -76,8 +82,10 @@ class GenericEvent extends Event implements \ArrayAccess, \IteratorAggregate
 
     /**
      * Getter for all arguments.
+     *
+     * @return array
      */
-    public function getArguments(): array
+    public function getArguments()
     {
         return $this->arguments;
     }
@@ -87,7 +95,7 @@ class GenericEvent extends Event implements \ArrayAccess, \IteratorAggregate
      *
      * @return $this
      */
-    public function setArguments(array $args = []): static
+    public function setArguments(array $args = [])
     {
         $this->arguments = $args;
 
@@ -96,8 +104,10 @@ class GenericEvent extends Event implements \ArrayAccess, \IteratorAggregate
 
     /**
      * Has argument.
+     *
+     * @return bool
      */
-    public function hasArgument(string $key): bool
+    public function hasArgument(string $key)
     {
         return \array_key_exists($key, $this->arguments);
     }
@@ -107,9 +117,12 @@ class GenericEvent extends Event implements \ArrayAccess, \IteratorAggregate
      *
      * @param string $key Array key
      *
+     * @return mixed
+     *
      * @throws \InvalidArgumentException if key does not exist in $this->args
      */
-    public function offsetGet(mixed $key): mixed
+    #[\ReturnTypeWillChange]
+    public function offsetGet($key)
     {
         return $this->getArgument($key);
     }
@@ -117,9 +130,13 @@ class GenericEvent extends Event implements \ArrayAccess, \IteratorAggregate
     /**
      * ArrayAccess for argument setter.
      *
-     * @param string $key Array key to set
+     * @param string $key   Array key to set
+     * @param mixed  $value Value
+     *
+     * @return void
      */
-    public function offsetSet(mixed $key, mixed $value): void
+    #[\ReturnTypeWillChange]
+    public function offsetSet($key, $value)
     {
         $this->setArgument($key, $value);
     }
@@ -128,8 +145,11 @@ class GenericEvent extends Event implements \ArrayAccess, \IteratorAggregate
      * ArrayAccess for unset argument.
      *
      * @param string $key Array key
+     *
+     * @return void
      */
-    public function offsetUnset(mixed $key): void
+    #[\ReturnTypeWillChange]
+    public function offsetUnset($key)
     {
         if ($this->hasArgument($key)) {
             unset($this->arguments[$key]);
@@ -140,8 +160,11 @@ class GenericEvent extends Event implements \ArrayAccess, \IteratorAggregate
      * ArrayAccess has argument.
      *
      * @param string $key Array key
+     *
+     * @return bool
      */
-    public function offsetExists(mixed $key): bool
+    #[\ReturnTypeWillChange]
+    public function offsetExists($key)
     {
         return $this->hasArgument($key);
     }
@@ -151,7 +174,8 @@ class GenericEvent extends Event implements \ArrayAccess, \IteratorAggregate
      *
      * @return \ArrayIterator<string, mixed>
      */
-    public function getIterator(): \ArrayIterator
+    #[\ReturnTypeWillChange]
+    public function getIterator()
     {
         return new \ArrayIterator($this->arguments);
     }