rsnext/packages/next/server/htmlescape.ts
2020-05-18 15:24:37 -04:00

16 lines
500 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): string {
return str.replace(ESCAPE_REGEX, (match) => ESCAPE_LOOKUP[match])
}