Make headerValue nullable

barryvdh · web-flow · commit 6adf73c47abc · 2019-11-23T16:34:42.000+01:00
Default is `null`, which is incompatible with current `string` typehint
diff --git a/src/InboundEmail.php b/src/InboundEmail.php
@@ -66,7 +66,7 @@ public function html(): ?string
         return $this->message()->getHtmlContent();
     }
 
-    public function headerValue($headerName): string
+    public function headerValue($headerName): ?string
     {
         return $this->message()->getHeaderValue($headerName, null);
     }

Original file line number	Diff line number	Diff line change
`@@ -66,7 +66,7 @@ public function html(): ?string`
`66`	`66`	`return $this->message()->getHtmlContent();`
`67`	`67`	`}`
`68`	`68`
`69`		`- public function headerValue($headerName): string`
	`69`	`+ public function headerValue($headerName): ?string`
`70`	`70`	`{`
`71`	`71`	`return $this->message()->getHeaderValue($headerName, null);`
`72`	`72`	`}`