Improve Ite;::fromHttpValue implementation

Author: nyamsprod

src/Item.php

@@ -11,7 +11,6 @@
 use function count;
 use function preg_match;
 use function str_contains;
-use function strlen;
 use function substr;
 use function trim;
 
@@ -45,11 +44,12 @@ public static function fromHttpValue(Stringable|string $httpValue): self
         }
 
         [$value, $offset] = Parser::parseBareItem($itemString);
-        if (!str_contains($itemString, ';') && $offset !== strlen($itemString)) {
+        $remainder = substr($itemString, $offset);
+        if ('' !== $remainder && !str_contains($remainder, ';')) {
             throw new SyntaxError('The HTTP textual representation "'.$httpValue.'" for an item contains invalid characters.');
         }
 
-        return new self(new Value($value), Parameters::fromHttpValue(substr($itemString, $offset)));
+        return new self(new Value($value), Parameters::fromHttpValue($remainder));
     }
 
     /**

src/Parameters.php

@@ -51,7 +51,7 @@ private function __construct(iterable $members = [])
     private static function filterMember(mixed $member): object
     {
         return match (true) {
-            $member instanceof ValueAccess && $member instanceof ParameterAccess => $member->parameters()->hasNoMembers() ? $member : throw new InvalidArgument('The instance of "'.$member::class.'" is not a Bare Item.'),
+            $member instanceof ValueAccess && $member instanceof ParameterAccess => $member->parameters()->hasNoMembers() ? $member : throw new InvalidArgument('The "'.$member::class.'" instance is not a Bare Item.'),
             $member instanceof StructuredField => throw new InvalidArgument('An instance of "'.$member::class.'" can not be a member of "'.self::class.'".'),
             default => Item::new($member),
         };