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next.js/packages/next/server/htmlescape.ts
Tim Neutkens b3045cc7a9
Implement circular JSON err.sh link (#6149)
* Implement circular JSON err.sh link

* Add test for getInitialProps returning circular json

* Make test warn less

* Fix tests

* Add reference to original tests
2019-01-27 16:12:17 +01:00

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490 B
TypeScript

// This utility is based on https://github.com/zertosh/htmlescape
// License: https://github.com/zertosh/htmlescape/blob/0527ca7156a524d256101bb310a9f970f63078ad/LICENSE
const ESCAPE_LOOKUP: {[match: string]: string} = {
'&': '\\u0026',
'>': '\\u003e',
'<': '\\u003c',
'\u2028': '\\u2028',
'\u2029': '\\u2029',
}
const ESCAPE_REGEX = /[&><\u2028\u2029]/g
export function htmlEscapeJsonString(str: string) {
return str.replace(ESCAPE_REGEX, (match) => ESCAPE_LOOKUP[match])
}