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Prevent removing null from single null type

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This commit is contained in:
Matthew Brown 2019-05-27 00:12:57 -04:00
parent c356c452ec
commit 442c307b30
1 changed files with 1 additions and 1 deletions
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2
src/Psalm/Type/Union.php
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@ -1010,7 +1010,7 @@ class Union
if ($input_type) {
$generic_param = clone $input_type;
if ($this->isNullable() && $generic_param->isNullable()) {
if ($this->isNullable() && $generic_param->isNullable() && !$generic_param->isNull()) {
$generic_param->removeType('null');
}