�PNG  IHDR��;���IDATx��ܻn�0���K�� �)(�pA��� ���7�LeG{�� �§㻢|��ذaÆ 6lذaÆ 6lذaÆ 6lom��$^�y���ذag�5bÆ 6lذaÆ 6lذa{���� 6lذaÆ �`����}H�Fkm�,�m����Ӫ���ô�ô!� �x�|'ܢ˟;�E:���9�&ᶒ�}�{�v]�n&�6� �h��_��t�ڠ͵-ҫ���Z;��Z$�.�P���k�ž)�!��o���>}l�eQfJ�T��u і���چ��\��X=8��Rن4`Vw�l�>����n�G�^��i�s��"ms�$�u��i��?w�bs[m�6�K4���O���.�4��%����/����b�C%��t ��M�ז� �-l�G6�mrz2���s�%�9��s@���-�k�9�=���)������k�B5����\��+͂�Zsٲ ��Rn��~G���R���C����� �wIcI��n7jJ���hۛNCS|���j0��8y�iHKֶۛ�k�Ɉ+;Sz������L/��F�*\��Ԕ�#"5��m�2��[S��������=�g��n�a�P�e�ғ�L�� lذaÆ 6l�^k��̱aÆ 6lذaÆ 6lذa;���� �_��ذaÆ 6lذaÆ 6lذaÆ ���R���IEND�B` loopDepth = 0; } /** * @throws FatalErrorException if the node is a break or continue in a non-loop or switch context * @throws FatalErrorException if the node is trying to break out of more nested structures than exist * @throws FatalErrorException if the node is a break or continue and has a non-numeric argument * @throws FatalErrorException if the node is a break or continue and has an argument less than 1 * * @param Node $node */ public function enterNode(Node $node) { switch (true) { case $node instanceof Do_: case $node instanceof For_: case $node instanceof Foreach_: case $node instanceof Switch_: case $node instanceof While_: $this->loopDepth++; break; case $node instanceof Break_: case $node instanceof Continue_: $operator = $node instanceof Break_ ? 'break' : 'continue'; if ($this->loopDepth === 0) { $msg = \sprintf("'%s' not in the 'loop' or 'switch' context", $operator); throw new FatalErrorException($msg, 0, \E_ERROR, null, $node->getLine()); } if ($node->num instanceof LNumber || $node->num instanceof DNumber) { $num = $node->num->value; if ($node->num instanceof DNumber || $num < 1) { $msg = \sprintf("'%s' operator accepts only positive numbers", $operator); throw new FatalErrorException($msg, 0, \E_ERROR, null, $node->getLine()); } if ($num > $this->loopDepth) { $msg = \sprintf("Cannot '%s' %d levels", $operator, $num); throw new FatalErrorException($msg, 0, \E_ERROR, null, $node->getLine()); } } elseif ($node->num) { $msg = \sprintf("'%s' operator with non-constant operand is no longer supported", $operator); throw new FatalErrorException($msg, 0, \E_ERROR, null, $node->getLine()); } break; } } /** * @param Node $node */ public function leaveNode(Node $node) { switch (true) { case $node instanceof Do_: case $node instanceof For_: case $node instanceof Foreach_: case $node instanceof Switch_: case $node instanceof While_: $this->loopDepth--; break; } } }