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<title>promise-polyfill/polyfill.min.js at master · taylorhakes/promise-polyfill · GitHub</title>
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 </ul>
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 </details>
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 <a href="/marketplace" class="HeaderMenu-link no-underline py-3 d-block d-lg-inline-block" data-ga-click="(Logged out) Header, go to Marketplace">Marketplace</a>
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 <li class="d-block d-lg-flex flex-lg-nowrap flex-lg-items-center border-bottom border-lg-bottom-0 mr-0 mr-lg-3 edge-item-fix position-relative flex-wrap flex-justify-between d-flex flex-items-center ">
 <details class="HeaderMenu-details details-overlay details-reset width-full">
 <summary class="HeaderMenu-summary HeaderMenu-link px-0 py-3 border-0 no-wrap d-block d-lg-inline-block">
 Pricing
 <svg x="0px" y="0px" viewBox="0 0 14 8" xml:space="preserve" fill="none" class="icon-chevon-down-mktg position-absolute position-lg-relative">
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 </svg>
 </summary>

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 <a href="/pricing" class="pb-2 lh-condensed-ultra d-block link-gray-dark no-underline h5 Bump-link--hover" data-ga-click="(Logged out) Header, go to Pricing">Plans →</a>

 <ul class="list-style-none mb-3">
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 <ul class="list-style-none mb-0 border-lg-top pt-lg-3">
 <li class="edge-item-fix"><a href="/nonprofit" class="py-2 lh-condensed-ultra d-block no-underline link-gray-dark no-underline h5 Bump-link--hover" data-ga-click="(Logged out) Header, go to Nonprofits">Nonprofit →</a></li>
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role="combobox"
aria-owns="jump-to-results"
aria-label="Search or jump to"
aria-haspopup="listbox"
aria-expanded="false"
>
<div class="position-relative">
 </option></form><form class="js-site-search-form" role="search" aria-label="Site" data-scope-type="Repository" data-scope-id="17066478" data-scoped-search-url="/taylorhakes/promise-polyfill/search" data-unscoped-search-url="/search" action="/taylorhakes/promise-polyfill/search" accept-charset="UTF-8" method="get">
 <label class="form-control input-sm header-search-wrapper p-0 header-search-wrapper-jump-to position-relative d-flex flex-justify-between flex-items-center js-chromeless-input-container">
 <input type="text"
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<ul id="jump-to-results" role="listbox" class="p-0 m-0 js-navigation-container jump-to-suggestions-results-container js-jump-to-suggestions-results-container">

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 <a href="/login?return_to=%2Ftaylorhakes%2Fpromise-polyfill%2Fblob%2Fmaster%2Fdist%2Fpolyfill.min.js"
 class="HeaderMenu-link no-underline mr-3"
 data-hydro-click="{"event_type":"authentication.click","payload":{"location_in_page":"site header menu","repository_id":null,"auth_type":"SIGN_UP","originating_url":"https://github.com/taylorhakes/promise-polyfill/blob/master/dist/polyfill.min.js","user_id":null}}" data-hydro-click-hmac="2a48f873636170e60c6342a2ca875b0403ab6c2d8f2f2b5f451d8bf288e7b3b2"
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 class="HeaderMenu-link d-inline-block no-underline border border-gray-dark rounded-1 px-2 py-1"
 data-hydro-click="{"event_type":"authentication.click","payload":{"location_in_page":"site header menu","repository_id":null,"auth_type":"SIGN_UP","originating_url":"https://github.com/taylorhakes/promise-polyfill/blob/master/dist/polyfill.min.js","user_id":null}}" data-hydro-click-hmac="2a48f873636170e60c6342a2ca875b0403ab6c2d8f2f2b5f451d8bf288e7b3b2"
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<include-fragment class="js-notification-shelf-include-fragment" data-base-src="https://github.com/notifications/beta/shelf"></include-fragment>

<div class="application-main " data-commit-hovercards-enabled>
 <div itemscope itemtype="http://schema.org/SoftwareSourceCode" class="">
 <main >


<div class="pagehead repohead hx_repohead readability-menu bg-gray-light pb-0 pt-0 pt-lg-3">

 <div class="d-flex container-lg mb-4 p-responsive d-none d-lg-flex">

 <div class="flex-auto min-width-0 width-fit mr-3">
 <h1 class="public d-flex flex-wrap flex-items-center break-word float-none ">

 <svg class="octicon octicon-repo" viewBox="0 0 16 16" version="1.1" width="16" height="16" aria-hidden="true"><path fill-rule="evenodd" d="M2 2.5A2.5 2.5 0 014.5 0h8.75a.75.75 0 01.75.75v12.5a.75.75 0 01-.75.75h-2.5a.75.75 0 110-1.5h1.75v-2h-8a1 1 0 00-.714 1.7.75.75 0 01-1.072 1.05A2.495 2.495 0 012 11.5v-9zm10.5-1V9h-8c-.356 0-.694.074-1 .208V2.5a1 1 0 011-1h8zM5 12.25v3.25a.25.25 0 00.4.2l1.45-1.087a.25.25 0 01.3 0L8.6 15.7a.25.25 0 00.4-.2v-3.25a.25.25 0 00-.25-.25h-3.5a.25.25 0 00-.25.25z"></path></svg>


 <a class="url fn" rel="author" data-hovercard-type="user" data-hovercard-url="/users/taylorhakes/hovercard" data-octo-click="hovercard-link-click" data-octo-dimensions="link_type:self" href="/taylorhakes">taylorhakes</a>

/

 <a data-pjax="#js-repo-pjax-container" href="/taylorhakes/promise-polyfill">promise-polyfill</a>


</h1>

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<li>


<a class="tooltipped tooltipped-s btn btn-sm btn-with-count" aria-label="You must be signed in to watch a repository" rel="nofollow" data-hydro-click="{"event_type":"authentication.click","payload":{"location_in_page":"notification subscription menu watch","repository_id":null,"auth_type":"LOG_IN","originating_url":"https://github.com/taylorhakes/promise-polyfill/blob/master/dist/polyfill.min.js","user_id":null}}" data-hydro-click-hmac="30e9ea1f7044aede408c6763cd3415b01cd56676ab9b00d375cb83d593bdc71e" href="/login?return_to=%2Ftaylorhakes%2Fpromise-polyfill">
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</a> <a class="social-count" href="/taylorhakes/promise-polyfill/watchers"
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