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vendor/lcobucci/jwt/src/Encoding/UnifyAudience.php

@@ -0,0 +1,29 @@
+<?php
+declare(strict_types=1);
+
+namespace Lcobucci\JWT\Encoding;
+
+use Lcobucci\JWT\ClaimsFormatter;
+use Lcobucci\JWT\Token\RegisteredClaims;
+
+use function array_key_exists;
+use function count;
+use function current;
+
+final class UnifyAudience implements ClaimsFormatter
+{
+    /** @inheritdoc */
+    public function formatClaims(array $claims): array
+    {
+        if (
+            ! array_key_exists(RegisteredClaims::AUDIENCE, $claims)
+            || count($claims[RegisteredClaims::AUDIENCE]) !== 1
+        ) {
+            return $claims;
+        }
+
+        $claims[RegisteredClaims::AUDIENCE] = current($claims[RegisteredClaims::AUDIENCE]);
+
+        return $claims;
+    }
+}