'use strict';
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var baseCssAdapter = require('css-select-base-adapter');
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/**
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* DOMUtils API for SVGO AST (used by css-select)
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*/
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var svgoCssSelectAdapterMin = {
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// is the node a tag?
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// isTag: ( node:Node ) => isTag:Boolean
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isTag: function(node) {
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return node.isElem();
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},
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// get the parent of the node
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// getParent: ( node:Node ) => parentNode:Node
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// returns null when no parent exists
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getParent: function(node) {
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return node.parentNode || null;
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},
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// get the node's children
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// getChildren: ( node:Node ) => children:[Node]
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getChildren: function(node) {
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return node.content || [];
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},
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// get the name of the tag
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// getName: ( elem:ElementNode ) => tagName:String
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getName: function(elemAst) {
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return elemAst.elem;
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},
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// get the text content of the node, and its children if it has any
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// getText: ( node:Node ) => text:String
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// returns empty string when there is no text
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getText: function(node) {
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return node.content[0].text || node.content[0].cdata || '';
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},
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// get the attribute value
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// getAttributeValue: ( elem:ElementNode, name:String ) => value:String
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// returns null when attribute doesn't exist
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getAttributeValue: function(elem, name) {
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return elem.hasAttr(name) ? elem.attr(name).value : null;
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}
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};
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// use base adapter for default implementation
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var svgoCssSelectAdapter = baseCssAdapter(svgoCssSelectAdapterMin);
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module.exports = svgoCssSelectAdapter;
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