1 files changed, 3 insertions, 0 deletions
diff --git a/vendor/phpunit/php-code-coverage/src/StaticAnalysis/CodeUnitFindingVisitor.php b/vendor/phpunit/php-code-coverage/src/StaticAnalysis/CodeUnitFindingVisitor.php
index 8d357b202..8a2003fa8 100644
--- a/vendor/phpunit/php-code-coverage/src/StaticAnalysis/CodeUnitFindingVisitor.php
+++ b/vendor/phpunit/php-code-coverage/src/StaticAnalysis/CodeUnitFindingVisitor.php
@@ -9,6 +9,7 @@
  */
 namespace SebastianBergmann\CodeCoverage\StaticAnalysis;
 
+use function assert;
 use function implode;
 use function rtrim;
 use function trim;
@@ -314,6 +315,8 @@ final class CodeUnitFindingVisitor extends NodeVisitorAbstract
             if ($_type instanceof Name) {
                 $types[] = $_type->toCodeString();
             } else {
+                assert($_type instanceof Identifier);
+
                 $types[] = $_type->toString();
             }
         }