Kismet Hasanaj
16 lines
976 B
JavaScript
16 lines
976 B
JavaScript
// Adapted from React's sanitizeURL function found here: https://github.com/facebook/react/blob/b565373afd0cc1988497e1107106e851e8cfb261/packages/react-dom-bindings/src/shared/sanitizeURL.js
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// A javascript: URL can contain leading C0 control or \u0020 SPACE,
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// and any newline or tab are filtered out as if they're not part of the URL.
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// https://url.spec.whatwg.org/#url-parsing
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// Tab or newline are defined as \r\n\t:
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// https://infra.spec.whatwg.org/#ascii-tab-or-newline
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// A C0 control is a code point in the range \u0000 NULL to \u001F
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// INFORMATION SEPARATOR ONE, inclusive:
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// https://infra.spec.whatwg.org/#c0-control-or-space
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const isJavaScriptProtocol = // eslint-disable-next-line no-control-regex
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/^[\u0000-\u001F ]*j[\r\n\t]*a[\r\n\t]*v[\r\n\t]*a[\r\n\t]*s[\r\n\t]*c[\r\n\t]*r[\r\n\t]*i[\r\n\t]*p[\r\n\t]*t[\r\n\t]*:/i;
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export function isJavaScriptURLString(url) {
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return isJavaScriptProtocol.test('' + url);
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}
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//# sourceMappingURL=javascript-url.js.map
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