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Detect if DOMException exists via typeof instead of trying to call it and catching the exception which may get thrown #797

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merged 1 commit into from Jul 9, 2020
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Detect if DOMException exists via typeof instead of trying to call it and catching the exception which may get thrown #797

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5 changes: 2 additions & 3 deletions fetch.js
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Expand Up @@ -455,9 +455,8 @@ Response.redirect = function(url, status) {
}

export var DOMException = global.DOMException
try {
new DOMException()
} catch (err) {

if (typeof DOMException !== 'function') {
DOMException = function(message, name) {
this.message = message
this.name = name
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