source: trip-planner-front/node_modules/entities/lib/encode.js

Last change on this file was 6a3a178, checked in by Ema <ema_spirova@…>, 3 years ago

initial commit

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1"use strict";
2var __importDefault = (this && this.__importDefault) || function (mod) {
3 return (mod && mod.__esModule) ? mod : { "default": mod };
4};
5Object.defineProperty(exports, "__esModule", { value: true });
6exports.escapeUTF8 = exports.escape = exports.encodeNonAsciiHTML = exports.encodeHTML = exports.encodeXML = void 0;
7var xml_json_1 = __importDefault(require("./maps/xml.json"));
8var inverseXML = getInverseObj(xml_json_1.default);
9var xmlReplacer = getInverseReplacer(inverseXML);
10/**
11 * Encodes all non-ASCII characters, as well as characters not valid in XML
12 * documents using XML entities.
13 *
14 * If a character has no equivalent entity, a
15 * numeric hexadecimal reference (eg. `&#xfc;`) will be used.
16 */
17exports.encodeXML = getASCIIEncoder(inverseXML);
18var entities_json_1 = __importDefault(require("./maps/entities.json"));
19var inverseHTML = getInverseObj(entities_json_1.default);
20var htmlReplacer = getInverseReplacer(inverseHTML);
21/**
22 * Encodes all entities and non-ASCII characters in the input.
23 *
24 * This includes characters that are valid ASCII characters in HTML documents.
25 * For example `#` will be encoded as `&num;`. To get a more compact output,
26 * consider using the `encodeNonAsciiHTML` function.
27 *
28 * If a character has no equivalent entity, a
29 * numeric hexadecimal reference (eg. `&#xfc;`) will be used.
30 */
31exports.encodeHTML = getInverse(inverseHTML, htmlReplacer);
32/**
33 * Encodes all non-ASCII characters, as well as characters not valid in HTML
34 * documents using HTML entities.
35 *
36 * If a character has no equivalent entity, a
37 * numeric hexadecimal reference (eg. `&#xfc;`) will be used.
38 */
39exports.encodeNonAsciiHTML = getASCIIEncoder(inverseHTML);
40function getInverseObj(obj) {
41 return Object.keys(obj)
42 .sort()
43 .reduce(function (inverse, name) {
44 inverse[obj[name]] = "&" + name + ";";
45 return inverse;
46 }, {});
47}
48function getInverseReplacer(inverse) {
49 var single = [];
50 var multiple = [];
51 for (var _i = 0, _a = Object.keys(inverse); _i < _a.length; _i++) {
52 var k = _a[_i];
53 if (k.length === 1) {
54 // Add value to single array
55 single.push("\\" + k);
56 }
57 else {
58 // Add value to multiple array
59 multiple.push(k);
60 }
61 }
62 // Add ranges to single characters.
63 single.sort();
64 for (var start = 0; start < single.length - 1; start++) {
65 // Find the end of a run of characters
66 var end = start;
67 while (end < single.length - 1 &&
68 single[end].charCodeAt(1) + 1 === single[end + 1].charCodeAt(1)) {
69 end += 1;
70 }
71 var count = 1 + end - start;
72 // We want to replace at least three characters
73 if (count < 3)
74 continue;
75 single.splice(start, count, single[start] + "-" + single[end]);
76 }
77 multiple.unshift("[" + single.join("") + "]");
78 return new RegExp(multiple.join("|"), "g");
79}
80// /[^\0-\x7F]/gu
81var reNonASCII = /(?:[\x80-\uD7FF\uE000-\uFFFF]|[\uD800-\uDBFF][\uDC00-\uDFFF]|[\uD800-\uDBFF](?![\uDC00-\uDFFF])|(?:[^\uD800-\uDBFF]|^)[\uDC00-\uDFFF])/g;
82var getCodePoint =
83// eslint-disable-next-line @typescript-eslint/no-unnecessary-condition
84String.prototype.codePointAt != null
85 ? // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
86 function (str) { return str.codePointAt(0); }
87 : // http://mathiasbynens.be/notes/javascript-encoding#surrogate-formulae
88 function (c) {
89 return (c.charCodeAt(0) - 0xd800) * 0x400 +
90 c.charCodeAt(1) -
91 0xdc00 +
92 0x10000;
93 };
94function singleCharReplacer(c) {
95 return "&#x" + (c.length > 1 ? getCodePoint(c) : c.charCodeAt(0))
96 .toString(16)
97 .toUpperCase() + ";";
98}
99function getInverse(inverse, re) {
100 return function (data) {
101 return data
102 .replace(re, function (name) { return inverse[name]; })
103 .replace(reNonASCII, singleCharReplacer);
104 };
105}
106var reEscapeChars = new RegExp(xmlReplacer.source + "|" + reNonASCII.source, "g");
107/**
108 * Encodes all non-ASCII characters, as well as characters not valid in XML
109 * documents using numeric hexadecimal reference (eg. `&#xfc;`).
110 *
111 * Have a look at `escapeUTF8` if you want a more concise output at the expense
112 * of reduced transportability.
113 *
114 * @param data String to escape.
115 */
116function escape(data) {
117 return data.replace(reEscapeChars, singleCharReplacer);
118}
119exports.escape = escape;
120/**
121 * Encodes all characters not valid in XML documents using numeric hexadecimal
122 * reference (eg. `&#xfc;`).
123 *
124 * Note that the output will be character-set dependent.
125 *
126 * @param data String to escape.
127 */
128function escapeUTF8(data) {
129 return data.replace(xmlReplacer, singleCharReplacer);
130}
131exports.escapeUTF8 = escapeUTF8;
132function getASCIIEncoder(obj) {
133 return function (data) {
134 return data.replace(reEscapeChars, function (c) { return obj[c] || singleCharReplacer(c); });
135 };
136}
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