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Fix substr return in Union::__toString

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This commit is contained in:
Matthew Brown 2018-05-09 01:13:25 -04:00
parent 242f46ac35
commit 31121cfc6d
1 changed files with 1 additions and 1 deletions
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2
src/Psalm/Type/Union.php
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@ -125,7 +125,7 @@ class Union
$s .= $type . '|';
}
return substr($s, 0, -1);
return substr($s, 0, -1) ?: '';
}
/**