42 lines
740 B
JavaScript
Executable File
42 lines
740 B
JavaScript
Executable File
'use strict';
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const internals = {};
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module.exports = function (input) {
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if (!input) {
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return '';
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}
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const lessThan = 0x3C;
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const greaterThan = 0x3E;
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const andSymbol = 0x26;
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const lineSeperator = 0x2028;
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// replace method
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let charCode;
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return input.replace(/[<>&\u2028\u2029]/g, (match) => {
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charCode = match.charCodeAt(0);
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if (charCode === lessThan) {
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return '\\u003c';
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}
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if (charCode === greaterThan) {
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return '\\u003e';
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}
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if (charCode === andSymbol) {
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return '\\u0026';
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}
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if (charCode === lineSeperator) {
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return '\\u2028';
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}
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return '\\u2029';
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});
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};
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