'use strict';
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exports.type = 'perItem';
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exports.active = true;
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exports.description = 'removes empty <text> elements';
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exports.params = {
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text: true,
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tspan: true,
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tref: true
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};
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/**
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* Remove empty Text elements.
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*
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* @see http://www.w3.org/TR/SVG/text.html
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*
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* @example
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* Remove empty text element:
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* <text/>
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*
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* Remove empty tspan element:
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* <tspan/>
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*
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* Remove tref with empty xlink:href attribute:
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* <tref xlink:href=""/>
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*
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* @param {Object} item current iteration item
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* @param {Object} params plugin params
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* @return {Boolean} if false, item will be filtered out
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*
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* @author Kir Belevich
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*/
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exports.fn = function(item, params) {
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// Remove empty text element
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if (
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params.text &&
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item.isElem('text') &&
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item.isEmpty()
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) return false;
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// Remove empty tspan element
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if (
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params.tspan &&
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item.isElem('tspan') &&
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item.isEmpty()
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) return false;
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// Remove tref with empty xlink:href attribute
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if (
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params.tref &&
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item.isElem('tref') &&
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!item.hasAttrLocal('href')
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) return false;
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};
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