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primogenial
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languages
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wp-content
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plugins
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woocommerce
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packages
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woocommerce-blocks
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assets
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js
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utils
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preload-script.ts
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interface PreloadScriptParams { handle: string; src: string; version?: string; } /** * Appends a `<link>` tag to the document head to preload a script based on the * src and handle parameters. */ const preloadScript = ( { handle, src, version, }: PreloadScriptParams ): void => { const handleScriptElements = document.querySelectorAll( `#${ handle }-js, #${ handle }-js-prefetch` ); if ( handleScriptElements.length === 0 ) { const prefetchLink = document.createElement( 'link' ); prefetchLink.href = version ? `${ src }?ver=${ version }` : src; prefetchLink.rel = 'preload'; prefetchLink.as = 'script'; prefetchLink.id = `${ handle }-js-prefetch`; document.head.appendChild( prefetchLink ); } }; export default preloadScript;