�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` 'use strict'; const { traverse } = require('../lib/xast.js'); const { parseName } = require('../lib/svgo/tools.js'); exports.type = 'full'; exports.active = true; exports.description = 'removes unused namespaces declaration'; /** * Remove unused namespaces declaration. * * @param {Object} item current iteration item * @return {Boolean} if false, item will be filtered out * * @author Kir Belevich */ exports.fn = function (root) { let svgElem; const xmlnsCollection = []; /** * Remove namespace from collection. * * @param {String} ns namescape name */ function removeNSfromCollection(ns) { const pos = xmlnsCollection.indexOf(ns); // if found - remove ns from the namespaces collection if (pos > -1) { xmlnsCollection.splice(pos, 1); } } traverse(root, (node) => { if (node.type === 'element') { if (node.name === 'svg') { for (const name of Object.keys(node.attributes)) { const { prefix, local } = parseName(name); // collect namespaces if (prefix === 'xmlns' && local) { xmlnsCollection.push(local); } } // if svg element has ns-attr if (xmlnsCollection.length) { // save svg element svgElem = node; } } if (xmlnsCollection.length) { const { prefix } = parseName(node.name); // check node for the ns-attrs if (prefix) { removeNSfromCollection(prefix); } // check each attr for the ns-attrs for (const name of Object.keys(node.attributes)) { const { prefix } = parseName(name); removeNSfromCollection(prefix); } } } }); // remove svg element ns-attributes if they are not used even once if (xmlnsCollection.length) { for (const name of xmlnsCollection) { delete svgElem.attributes['xmlns:' + name]; } } return root; };