49 lines
1.1 KiB
JavaScript
49 lines
1.1 KiB
JavaScript
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'use strict';
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var GetIntrinsic = require('get-intrinsic');
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var $TypeError = GetIntrinsic('%TypeError%');
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var callBound = require('call-bind/callBound');
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var forEach = require('../helpers/forEach');
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var $charCodeAt = callBound('String.prototype.charCodeAt');
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var $strSplit = callBound('String.prototype.split');
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var Type = require('./Type');
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var UnicodeEscape = require('./UnicodeEscape');
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var hasOwn = require('hasown');
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// https://262.ecma-international.org/9.0/#sec-quotejsonstring
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var escapes = {
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'\u0008': '\\b',
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'\u0009': '\\t',
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'\u000A': '\\n',
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'\u000C': '\\f',
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'\u000D': '\\r',
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'\u0022': '\\"',
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'\u005c': '\\\\'
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};
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module.exports = function QuoteJSONString(value) {
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if (Type(value) !== 'String') {
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throw new $TypeError('Assertion failed: `value` must be a String');
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}
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var product = '"';
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if (value) {
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forEach($strSplit(value), function (C) {
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if (hasOwn(escapes, C)) {
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product += escapes[C];
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} else if ($charCodeAt(C, 0) < 0x20) {
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product += UnicodeEscape(C);
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} else {
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product += C;
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}
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});
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}
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product += '"';
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return product;
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};
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