polyfill.js minor tweaks (#32011)
* rename function to `supportsScopeQuery` * use a ternary in `findOne` function return value
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@ -27,7 +27,7 @@ const defaultPreventedPreservedOnDispatch = (() => {
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})()
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const scopeSelectorRegex = /:scope\b/
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const supportScopeQuery = (() => {
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const supportsScopeQuery = (() => {
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const element = document.createElement('div')
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try {
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@ -39,7 +39,7 @@ const supportScopeQuery = (() => {
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return true
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})()
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if (!supportScopeQuery) {
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if (!supportsScopeQuery) {
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find = function (selector) {
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if (!scopeSelectorRegex.test(selector)) {
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return this.querySelectorAll(selector)
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@ -71,11 +71,7 @@ if (!supportScopeQuery) {
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const matches = find.call(this, selector)
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if (typeof matches[0] !== 'undefined') {
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return matches[0]
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}
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return null
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return matches[0] ? matches[0] : null
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}
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}
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