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<title>Code coverage report for src/hyperscript/hasCssSelector/matchPsuedoSelector.ts</title>
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<h1>
<a href="../../../index.html">all files</a> / <a href="index.html">src/hyperscript/hasCssSelector/</a> matchPsuedoSelector.ts
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<div class='fl pad1y space-right2'>
<span class="strong">48.98% </span>
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<span class="strong">35.56% </span>
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<span class='fraction'>16/45</span>
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<span class="strong">60% </span>
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<span class='fraction'>3/5</span>
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<span class="strong">46.67% </span>
<span class="quiet">Lines</span>
<span class='fraction'>21/45</span>
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78</td><td class="line-coverage quiet"><span class="cline-any cline-neutral"> </span>
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<span class="cline-any cline-neutral"> </span></td><td class="text"><pre class="prettyprint lang-js">import { VNode } from '../../'
const defaultParent = Object.freeze({ children: [] as Array<VNode> })
export function matchPsuedoSelector(cssSelector: string, vNode: VNode): boolean {
const parent = vNode.parent || defaultParent
const children = parent.children as Array<VNode>
<span class="missing-if-branch" title="if path not taken" >I</span>if (cssSelector.indexOf(`:nth-child`) === 0)
<span class="cstat-no" title="statement not covered" > return matchNthChild(cssSelector.slice(11).split(')')[0], vNode)</span>
if (cssSelector.indexOf(`:contains`) === 0)
return vNodeContainsText(cssSelector.slice(10).split(')')[0], vNode)
switch (cssSelector) {
<span class="branch-0 cbranch-no" title="branch not covered" > case ':first-child': <span class="cstat-no" title="statement not covered" >return children && children[0] === vNode</span></span>
<span class="branch-1 cbranch-no" title="branch not covered" > case ':last-child': <span class="cstat-no" title="statement not covered" >return children && children[children.length - 1] === vNode</span></span>
case ':empty': return !vNode.children || vNode.children.length === 0
case ':root': return isRoot(vNode)
<span class="branch-4 cbranch-no" title="branch not covered" > default: <span class="cstat-no" title="statement not covered" >return false</span></span>
}
}
function vNodeContainsText(text: string, vNode: VNode) {
if (vNode.text) return text === vNode.text
const children = vNode.children
if (!children || children.length === 0) return false
for (let i = 0; i < children.length; ++i) {
const child = children[i]
<span class="missing-if-branch" title="else path not taken" >E</span>if (child.text === text) return true
}
<span class="cstat-no" title="statement not covered" > return false</span>
}
function isRoot(vNode: VNode) {
return !vNode.parent
}
<span class="fstat-no" title="function not covered" >function matchNthChild(index: string, vNode: VNode)</span> {
<span class="cstat-no" title="statement not covered" > const parent = vNode.parent || defaultParent</span>
<span class="cstat-no" title="statement not covered" > const children = parent.children</span>
<span class="cstat-no" title="statement not covered" > if (!children || children.length === 0) <span class="cstat-no" title="statement not covered" >return false</span></span>
<span class="cstat-no" title="statement not covered" > if (index.indexOf('+') === -1 && !isNaN(parseInt(index, 10)))</span>
<span class="cstat-no" title="statement not covered" > return children[parseInt(index, 10)] === vNode</span>
<span class="cstat-no" title="statement not covered" > const childIndex = children.indexOf(vNode)</span>
<span class="cstat-no" title="statement not covered" > if (index === 'odd')</span>
<span class="cstat-no" title="statement not covered" > return childIndex % 2 !== 0</span>
<span class="cstat-no" title="statement not covered" > if (index === 'even')</span>
<span class="cstat-no" title="statement not covered" > return childIndex % 2 === 0</span>
<span class="cstat-no" title="statement not covered" > if (index.indexOf('+') > -1) {</span>
const <span class="cstat-no" title="statement not covered" >[ multipleString, offsetString ] = index.split('+')</span>
<span class="cstat-no" title="statement not covered" > const multiple = parseInt(multipleString.split('n')[0], 10)</span>
<span class="cstat-no" title="statement not covered" > const offset = parseInt(offsetString, 10)</span>
<span class="cstat-no" title="statement not covered" > if (multiple === 0)</span>
<span class="cstat-no" title="statement not covered" > return true</span>
<span class="cstat-no" title="statement not covered" > return childIndex !== 0 && childIndex % (multiple + offset) === 0</span>
}
<span class="cstat-no" title="statement not covered" > return false</span>
}
<span class="fstat-no" title="function not covered" >function isNaN(x: number)</span>: x is number {
<span class="cstat-no" title="statement not covered" > return (x | 0) !== x</span>
}
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