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bugfix: only allow narrowing down types in case the old type is not single

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Signed-off-by: Maximilian Bösing <2189546+boesing@users.noreply.github.com>
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Maximilian Bösing 2022-06-12 01:21:38 +02:00
parent 4ee1b3feb4
commit c68b6e9d26
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1 changed files with 1 additions and 1 deletions
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src/Psalm/Internal/Analyzer/Statements/Expression/CallAnalyzer.php
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@ -1139,6 +1139,6 @@ class CallAnalyzer
return true; return true;
} }
return $new_type->allLiterals(); return !$old_type->isSingle();
} }
} }