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Polyfill Array.prototype.at with core-js (PR 14976 follow-up)

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This Array-method is a fairly new addition to the ECMAScript specification, hence we need a polyfill to avoid the library/viewer breaking in older browsers.

Please find additional information at:
 - https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Array/at
 - https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Array/at#browser_compatibility
This commit is contained in:
Jonas Jenwald 2022-06-08 22:10:59 +02:00
parent 2fbf14ace8
commit 9e24a1660e
1 changed files with 8 additions and 0 deletions
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8
src/shared/compatibility.js
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@ -80,6 +80,14 @@ if (
).ReadableStream;
})();
// Support: Firefox<90, Chrome<92, Safari<15.4, Node.js<16.6.0
(function checkArrayAt() {
if (Array.prototype.at) {
return;
}
require("core-js/es/array/at.js");
})();
// Support: Firefox<94, Chrome<98, Safari<15.4, Node.js<17.0.0
(function checkStructuredClone() {
if (typeof PDFJSDev !== "undefined" && PDFJSDev.test("IMAGE_DECODERS")) {