feat: add context to XML parsing errors (#5335)

Author: yivi

src/Metadata/Extractor/XmlResourceExtractor.php

@@ -52,7 +52,7 @@ protected function extractPath(string $path): void
             try {
                 simplexml_import_dom(XmlUtils::loadFile($path, XmlPropertyExtractor::SCHEMA));
             } catch (\InvalidArgumentException) {
-                throw new InvalidArgumentException($e->getMessage(), $e->getCode(), $e);
+                throw new InvalidArgumentException(sprintf('Error while parsing %s: %s', $path, $e->getMessage()), $e->getCode(), $e);
             }
 
             // It's a property: ignore error

tests/Metadata/Extractor/XmlExtractorTest.php

@@ -397,7 +397,10 @@ public function testInvalidXML(string $path, string $error): void
     public function getInvalidPaths(): array
     {
         return [
-            [__DIR__.'/xml/invalid/required_class.xml', "/^\[ERROR 1868\] Element '\{https:\/\/api-platform\.com\/schema\/metadata\/resources-3\.0\}resource': The attribute 'class' is required but missing\./"],
+            [
+                __DIR__.'/xml/invalid/required_class.xml',
+                "/^Error while parsing .+\/xml\/invalid\/required_class.xml: \[ERROR 1868\] Element '\{https:\/\/api-platform\.com\/schema\/metadata\/resources-3\.0\}resource': The attribute 'class' is required but missing\./",
+            ],
         ];
     }
 }