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Fix for matches resolving document.body at require time. #33

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Merged
merged 1 commit into from
Dec 13, 2017
Merged

Fix for matches resolving document.body at require time. #33

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33 changes: 19 additions & 14 deletions src/query/matches.js
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Original file line number Diff line number Diff line change
Expand Up @@ -2,21 +2,26 @@
import canUseDOM from '../util/inDOM'
import qsa from './querySelectorAll'

let matches;
if (canUseDOM) {
let body = document.body
let nativeMatch = body.matches
|| body.matchesSelector
|| body.webkitMatchesSelector
|| body.mozMatchesSelector
|| body.msMatchesSelector;

matches = nativeMatch
? (node, selector) => nativeMatch.call(node, selector)
: ie8MatchesSelector
}
let matchesCache;

export default function matches(node, selector) {
if (!matchesCache && canUseDOM) {
let body = document.body
let nativeMatch = body.matches
|| body.matchesSelector
|| body.webkitMatchesSelector
|| body.mozMatchesSelector
|| body.msMatchesSelector;

export default matches
matchesCache = nativeMatch
? (node, selector) => nativeMatch.call(node, selector)
: ie8MatchesSelector
}

return matchesCache ?
matchesCache(node, selector) :
null;
}

function ie8MatchesSelector(node, selector) {
var matches = qsa(node.document || node.ownerDocument, selector)
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