'use strict'
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const implementation = {
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isTag: node => node !== undefined && 'name' in node,
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getAttributeValue: ( elem, name ) => {
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if( implementation.isTag( elem ) && elem.attribs ) return elem.attribs[ name ]
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},
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getChildren: node => node.children,
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getName: elem => {
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if( implementation.isTag( elem ) ) return elem.name
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},
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getParent: node => node.parent,
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getText: node => node.children.map( child => {
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if( child.text ) return child.text
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if( implementation.isTag( child ) ) return implementation.getText( child )
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return ''
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}).join( '' )
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}
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module.exports = implementation
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