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Direktori : /var/www/html/node_modules/es-abstract/2021/ |
Current File : //var/www/html/node_modules/es-abstract/2021/QuoteJSONString.js |
'use strict'; var GetIntrinsic = require('get-intrinsic'); var $TypeError = GetIntrinsic('%TypeError%'); var callBound = require('call-bind/callBound'); var forEach = require('../helpers/forEach'); var isLeadingSurrogate = require('../helpers/isLeadingSurrogate'); var isTrailingSurrogate = require('../helpers/isTrailingSurrogate'); var $charCodeAt = callBound('String.prototype.charCodeAt'); var StringToCodePoints = require('./StringToCodePoints'); var Type = require('./Type'); var UnicodeEscape = require('./UnicodeEscape'); var UTF16EncodeCodePoint = require('./UTF16EncodeCodePoint'); var has = require('has'); // https://ecma-international.org/ecma-262/12.0/#sec-quotejsonstring var escapes = { '\u0008': '\\b', '\u0009': '\\t', '\u000A': '\\n', '\u000C': '\\f', '\u000D': '\\r', '\u0022': '\\"', '\u005c': '\\\\' }; module.exports = function QuoteJSONString(value) { if (Type(value) !== 'String') { throw new $TypeError('Assertion failed: `value` must be a String'); } var product = '"'; if (value) { forEach(StringToCodePoints(value), function (C) { if (has(escapes, C)) { product += escapes[C]; } else { var cCharCode = $charCodeAt(C, 0); if (cCharCode < 0x20 || isLeadingSurrogate(C) || isTrailingSurrogate(C)) { product += UnicodeEscape(C); } else { product += UTF16EncodeCodePoint(cCharCode); } } }); } product += '"'; return product; };