Upgrade framework

vendor/symfony/process/InputStream.php

@@ -17,11 +17,14 @@ use Symfony\Component\Process\Exception\RuntimeException;
  * Provides a way to continuously write to the input of a Process until the InputStream is closed.
  *
  * @author Nicolas Grekas <p@tchwork.com>
+ *
+ * @implements \IteratorAggregate<int, string>
  */
 class InputStream implements \IteratorAggregate
 {
+    /** @var callable|null */
     private $onEmpty = null;
-    private $input = array();
+    private $input = [];
     private $open = true;
 
     /**
@@ -35,15 +38,16 @@ class InputStream implements \IteratorAggregate
     /**
      * Appends an input to the write buffer.
      *
-     * @param resource|scalar|\Traversable|null The input to append as stream resource, scalar or \Traversable
+     * @param resource|string|int|float|bool|\Traversable|null $input The input to append as scalar,
+     *                                                                stream resource or \Traversable
      */
-    public function write($input)
+    public function write(mixed $input)
     {
         if (null === $input) {
             return;
         }
         if ($this->isClosed()) {
-            throw new RuntimeException(sprintf('%s is closed', static::class));
+            throw new RuntimeException(sprintf('"%s" is closed.', static::class));
         }
         $this->input[] = ProcessUtils::validateInput(__METHOD__, $input);
     }
@@ -64,7 +68,7 @@ class InputStream implements \IteratorAggregate
         return !$this->open;
     }
 
-    public function getIterator()
+    public function getIterator(): \Traversable
     {
         $this->open = true;
 
@@ -76,9 +80,7 @@ class InputStream implements \IteratorAggregate
             $current = array_shift($this->input);
 
             if ($current instanceof \Iterator) {
-                foreach ($current as $cur) {
-                    yield $cur;
-                }
+                yield from $current;
             } else {
                 yield $current;
             }