fix: style

Author: cedricziel

src/Utils/Test/src/Fluent/SpanEventAssertion.php

@@ -141,6 +141,7 @@ public function withAttribute(string $key, $value): self
      * @param array $attributes The expected attributes
      * @throws TraceAssertionFailedException
      * @return self
+     * @psalm-suppress PossiblyUnusedMethod
      */
     public function withAttributes(array $attributes): self
     {
@@ -176,10 +177,11 @@ private function formatValue($value): string
         } elseif (null === $value) {
             return 'null';
         } elseif (is_array($value)) {
-            return json_encode($value);
+            $json = json_encode($value);
+
+            return $json === false ? '[unable to encode]' : $json;
         }
 
         return (string) $value;
-        
     }
 }

src/Utils/Test/src/Fluent/TraceAssertion.php

@@ -42,6 +42,7 @@ public function __construct($spans, bool $strict = false)
      * Enable strict mode for all assertions.
      *
      * @return self
+     * @psalm-suppress PossiblyUnusedMethod
      */
     public function inStrictMode(): self
     {
@@ -63,8 +64,7 @@ public function hasRootSpan($name): SpanAssertion
         $rootSpans = [];
         $spanMap = $this->buildSpanMap($this->spans);
 
-        /** @psalm-suppress UnusedVariable */
-        foreach ($spanMap as $spanId => $data) {
+        foreach ($spanMap as $_ => $data) {
             $span = $data['span'];
             $parentSpanId = $span->getParentSpanId();
 
@@ -152,8 +152,7 @@ public function hasRootSpans(int $count): self
         $rootSpans = [];
         $spanMap = $this->buildSpanMap($this->spans);
 
-        /** @psalm-suppress UnusedVariable */
-        foreach ($spanMap as $spanId => $data) {
+        foreach ($spanMap as $_ => $data) {
             $span = $data['span'];
             $parentSpanId = $span->getParentSpanId();
 
@@ -213,6 +212,7 @@ public function getSpans(): array
      * Check if strict mode is enabled.
      *
      * @return bool
+     * @psalm-suppress PossiblyUnusedMethod
      */
     public function isStrict(): bool
     {

src/Utils/Test/src/Fluent/TraceAssertionFailedException.php

@@ -8,6 +8,7 @@
 
 /**
  * Exception thrown when a trace assertion fails.
+ * @psalm-suppress InternalClass
  */
 class TraceAssertionFailedException extends AssertionFailedError
 {
@@ -21,6 +22,7 @@ class TraceAssertionFailedException extends AssertionFailedError
      * @param string $message The error message
      * @param array $expectedStructure The expected structure
      * @param array $actualStructure The actual structure
+     * @psalm-suppress InternalMethod
      */
     public function __construct(string $message, array $expectedStructure, array $actualStructure)
     {