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"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
var xml_json_1 = __importDefault(require("./maps/xml.json"));
var inverseXML = getInverseObj(xml_json_1.default);
var xmlReplacer = getInverseReplacer(inverseXML);
exports.encodeXML = getInverse(inverseXML, xmlReplacer);
var entities_json_1 = __importDefault(require("./maps/entities.json"));
var inverseHTML = getInverseObj(entities_json_1.default);
var htmlReplacer = getInverseReplacer(inverseHTML);
exports.encodeHTML = getInverse(inverseHTML, htmlReplacer);
function getInverseObj(obj) {
return Object.keys(obj)
.sort()
.reduce(function (inverse, name) {
inverse[obj[name]] = "&" + name + ";";
return inverse;
}, {});
}
function getInverseReplacer(inverse) {
var single = [];
var multiple = [];
Object.keys(inverse).forEach(function (k) {
return k.length === 1
? // Add value to single array
single.push("\\" + k)
: // Add value to multiple array
multiple.push(k);
});
//TODO add ranges
multiple.unshift("[" + single.join("") + "]");
return new RegExp(multiple.join("|"), "g");
}
var reNonASCII = /[^\0-\x7F]/g;
var reAstralSymbols = /[\uD800-\uDBFF][\uDC00-\uDFFF]/g;
function singleCharReplacer(c) {
return "&#x" + c
.charCodeAt(0)
.toString(16)
.toUpperCase() + ";";
}
// eslint-disable-next-line @typescript-eslint/no-unused-vars, @typescript-eslint/no-explicit-any
function astralReplacer(c, _) {
// http://mathiasbynens.be/notes/javascript-encoding#surrogate-formulae
var high = c.charCodeAt(0);
var low = c.charCodeAt(1);
var codePoint = (high - 0xd800) * 0x400 + low - 0xdc00 + 0x10000;
return "&#x" + codePoint.toString(16).toUpperCase() + ";";
}
function getInverse(inverse, re) {
return function (data) {
return data
.replace(re, function (name) { return inverse[name]; })
.replace(reAstralSymbols, astralReplacer)
.replace(reNonASCII, singleCharReplacer);
};
}
var reXmlChars = getInverseReplacer(inverseXML);
function escape(data) {
return data
.replace(reXmlChars, singleCharReplacer)
.replace(reAstralSymbols, astralReplacer)
.replace(reNonASCII, singleCharReplacer);
}
exports.escape = escape;
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