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From: Graham Campbell <GrahamCampbell@users.noreply.github.com>
Date: Sun, 20 Mar 2022 21:51:18 +0000
Subject: Release 1.8.5 (#491)
Origin: backport, https://github.com/guzzle/psr7/commit/337e3ad8e5716c15f9657bd214d16cc5e69df268
---
src/MessageTrait.php | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/src/MessageTrait.php b/src/MessageTrait.php
index f5f61db..4ac4687 100644
--- a/src/MessageTrait.php
+++ b/src/MessageTrait.php
@@ -218,7 +218,7 @@ trait MessageTrait
// Clients must not send a request with line folding and a server sending folded headers is
// likely very rare. Line folding is a fairly obscure feature of HTTP/1.1 and thus not accepting
// folding is not likely to break any legitimate use case.
- if (! preg_match('/^(?:[\x21-\x7E\x80-\xFF](?:[\x20\x09]+[\x21-\x7E\x80-\xFF])?)*$/', $value)) {
+ if (! preg_match('/^[\x20\x09\x21-\x7E\x80-\xFF]*$/', $value)) {
throw new \InvalidArgumentException(sprintf('"%s" is not valid header value', $value));
}
}
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