From 57af279308404f6a71713b8823d9ed35186cba84 Mon Sep 17 00:00:00 2001
From: tuqqu <artkurbidaev@gmail.com>
Date: Fri, 13 Oct 2023 00:03:53 +0200
Subject: [PATCH] Fix for inferring enum case value from a class constant,
 const test fix

---
 .../Analyzer/Statements/Expression/SimpleTypeInferer.php    | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/Psalm/Internal/Analyzer/Statements/Expression/SimpleTypeInferer.php b/src/Psalm/Internal/Analyzer/Statements/Expression/SimpleTypeInferer.php
index cfd69cb3784..841e6f516aa 100644
--- a/src/Psalm/Internal/Analyzer/Statements/Expression/SimpleTypeInferer.php
+++ b/src/Psalm/Internal/Analyzer/Statements/Expression/SimpleTypeInferer.php
@@ -12,6 +12,7 @@
 use Psalm\Internal\Analyzer\Statements\Expression\BinaryOp\ArithmeticOpAnalyzer;
 use Psalm\Internal\Analyzer\StatementsAnalyzer;
 use Psalm\Internal\Provider\NodeDataProvider;
+use Psalm\Internal\Scanner\FileScanner;
 use Psalm\Internal\Type\TypeCombiner;
 use Psalm\StatementsSource;
 use Psalm\Storage\ClassConstantStorage;
@@ -337,7 +338,10 @@ public static function infer(
                     return Type::getLiteralClassString($const_fq_class_name, true);
                 }
 
-                if ($existing_class_constants === null || $existing_class_constants === []) {
+                if ($file_source instanceof  FileScanner
+                    && $existing_class_constants === null
+                    || $existing_class_constants === []
+                ) {
                     try {
                         $foreign_class_constant = $codebase->classlikes->getClassConstantType(
                             $const_fq_class_name,