phpdoc-php-warning-count-fix.patch


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diff --git a/src/phpDocumentor/Plugin/Core/Descriptor/Validator/Constraints/Functions/IsArgumentInDocBlockValidator.php b/src/phpDocumentor/Plugin/Core/Descriptor/Validator/Constraints/Functions/IsArgumentInDocBlockValidator.php
index 1e31c932..4baf2fb4 100644
--- a/src/phpDocumentor/Plugin/Core/Descriptor/Validator/Constraints/Functions/IsArgumentInDocBlockValidator.php
+++ b/src/phpDocumentor/Plugin/Core/Descriptor/Validator/Constraints/Functions/IsArgumentInDocBlockValidator.php
@@ -30,7 +30,7 @@ class IsArgumentInDocBlockValidator extends ConstraintValidator
      */
     public function validate($value, Constraint $constraint)
     {
-        if ($value instanceof ValidationValueObject && count($value->argument) > 0) {
+        if ($value instanceof ValidationValueObject && $value->argument instanceof Countable && count($value->argument) > 0) {
             $argument = $value->argument;
             /* @var $params \phpDocumentor\Descriptor\Collection */
             $params   = $value->parameters;