handle the case where the expansion was not successful

vimeo · Jan 3, 2022 · 6905dae · 6905dae
1 parent 60732d0
commit 6905dae
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/src/Psalm/Internal/Type/Comparator/UnionTypeComparator.php b/src/Psalm/Internal/Type/Comparator/UnionTypeComparator.php
@@ -485,7 +485,9 @@ private static function getTypeParts(
                 true
             );
             if ($expanded instanceof Atomic) {
-                $atomic_types[] = $expanded;
+                if (!$expanded instanceof TTypeAlias && !$expanded instanceof TClassConstant) {
+                    $atomic_types[] = $expanded;
+                }
                 continue;
             }