Update

Author: kubawerlos

src/Fixer/TypedClassConstantFixer.php

@@ -82,8 +82,11 @@ private static function fixClass(Tokens $tokens, int $openParenthesisIndex, int
             }
 
             $constantNameIndex = $tokens->getNextMeaningfulToken($index);
+            \assert(\is_int($constantNameIndex));
 
             $assignmentIndex = $tokens->getNextMeaningfulToken($constantNameIndex);
+            \assert(\is_int($assignmentIndex));
+
             if (!$tokens[$assignmentIndex]->equals('=')) {
                 continue;
             }
@@ -101,6 +104,8 @@ private static function fixClass(Tokens $tokens, int $openParenthesisIndex, int
     private static function getTypeOfExpression(Tokens $tokens, int $assignmentIndex): Token
     {
         $semicolonIndex = $tokens->getNextTokenOfKind($assignmentIndex, [';']);
+        \assert(\is_int($semicolonIndex));
+
         $beforeSemicolonIndex = $tokens->getPrevMeaningfulToken($semicolonIndex);
 
         $map = [
@@ -116,7 +121,7 @@ private static function getTypeOfExpression(Tokens $tokens, int $assignmentIndex
             return new Token([\T_STRING, $tokens[$beforeSemicolonIndex]->getContent()]);
         }
 
-        if ($tokenId === null & $tokens[$beforeSemicolonIndex]->equals(')')) {
+        if ($tokenId === null && $tokens[$beforeSemicolonIndex]->equals(')')) {
             $tokenId = CT::T_ARRAY_SQUARE_BRACE_CLOSE;
         }