use positive-int in iterator_count() / iterator_apply()

Author: staabm

resources/functionMap.php

@@ -5663,8 +5663,8 @@
 'Iterator::next' => ['void'],
 'Iterator::rewind' => ['void'],
 'Iterator::valid' => ['bool'],
-'iterator_apply' => ['int', 'iterator'=>'Traversable', 'function'=>'callable', 'params='=>'array'],
-'iterator_count' => ['int', 'iterator'=>'Traversable'],
+'iterator_apply' => ['0|positive-int', 'iterator'=>'Traversable', 'function'=>'callable', 'params='=>'array'],
+'iterator_count' => ['0|positive-int', 'iterator'=>'Traversable'],
 'iterator_to_array' => ['array', 'iterator'=>'Traversable', 'use_keys='=>'bool'],
 'IteratorAggregate::getIterator' => ['Traversable'],
 'IteratorIterator::__construct' => ['void', 'iterator'=>'Traversable'],