symfony
diff --git a/‎src/Symfony/Component/HttpFoundation/HeaderBag.php
Copy file name to clipboardExpand all lines: src/Symfony/Component/HttpFoundation/HeaderBag.php
+1Lines changed: 1 addition & 0 deletions b/‎src/Symfony/Component/HttpFoundation/HeaderBag.php
Copy file name to clipboardExpand all lines: src/Symfony/Component/HttpFoundation/HeaderBag.php
+1Lines changed: 1 addition & 0 deletions
@@ -64,6 +64,7 @@ public function __toString(): string
      * @param string|null $key The name of the headers to return or null to get them all
      *
      * @return array<string, array<int, string|null>>|array<int, string|null>
+     * @psalm-return ($key is null ? array<string, array<int, string|null>> : array<int, string|null>)
      */
     public function all(string $key = null): array
     {
Original file line number	Diff line number	Diff line change
`@@ -64,6 +64,7 @@ public function __toString(): string`
`64`	`64`	`* @param string\|null $key The name of the headers to return or null to get them all`
`65`	`65`	`*`
`66`	`66`	`* @return array<string, array<int, string\|null>>\|array<int, string\|null>`
	`67`	`+ * @psalm-return ($key is null ? array<string, array<int, string\|null>> : array<int, string\|null>)`
`67`	`68`	`*/`
`68`	`69`	`public function all(string $key = null): array`
`69`	`70`	`{`