mirror of https://github.com/vector-im/riot-web
Add RegExp dotAll feature test
As mentioned in https://github.com/vector-im/element-web/issues/16020#issuecomment-774384598, we're depending on the `dotAll` / `s` regex feature. This adds a test so browsers without this see an error screen.pull/16408/head
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@ -45,14 +45,20 @@ function checkBrowserFeatures() {
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return false;
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}
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// custom checks atop Modernizr because it doesn't have ES2018/ES2019 checks in it for some features we depend on,
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// Modernizr requires rules to be lowercase with no punctuation:
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// ES2018: http://www.ecma-international.org/ecma-262/9.0/#sec-promise.prototype.finally
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// Custom checks atop Modernizr because it doesn't have ES2018/ES2019 checks
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// in it for some features we depend on.
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// Modernizr requires rules to be lowercase with no punctuation.
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// ES2018: http://262.ecma-international.org/9.0/#sec-promise.prototype.finally
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window.Modernizr.addTest("promiseprototypefinally", () =>
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window.Promise && window.Promise.prototype && typeof window.Promise.prototype.finally === "function");
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// ES2019: http://www.ecma-international.org/ecma-262/10.0/#sec-object.fromentries
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typeof window.Promise?.prototype?.finally === "function");
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// ES2018: https://262.ecma-international.org/9.0/#sec-get-regexp.prototype.dotAll
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window.Modernizr.addTest("regexpdotall", () => (
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window.RegExp?.prototype &&
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!!Object.getOwnPropertyDescriptor(window.RegExp.prototype, "dotAll")?.get
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));
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// ES2019: http://262.ecma-international.org/10.0/#sec-object.fromentries
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window.Modernizr.addTest("objectfromentries", () =>
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window.Object && typeof window.Object.fromEntries === "function");
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typeof window.Object?.fromEntries === "function");
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const featureList = Object.keys(window.Modernizr);
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