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Allow generator to be used as a traversable

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This commit is contained in:
Matthew Brown 2017-02-08 20:58:50 -05:00
parent 8cd83a581a
commit 5cbd25fccc
1 changed files with 4 additions and 0 deletions
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4
src/Psalm/Checker/ClassChecker.php
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@ -149,6 +149,10 @@ class ClassChecker extends ClassLikeChecker
return true;
}
if ($interface_id === 'traversable' && $fq_class_name === 'generator') {
return true;
}
if (isset(self::$SPECIAL_TYPES[$interface_id]) || isset(self::$SPECIAL_TYPES[$fq_class_name])) {
return false;
}