https://www.tlc-direct.co.uk/static/js/qcode-ui/template_substitute-458e47cd.js

1// qcode-ui v1.0.53
2import html_escape from '/static/js/qcode-ui/html_escape-a0db4a7e.js'
3
4/**
5 * Escape special characters in a string for use in a regular expression.
6 * 
7 * @param {string} string - The string to escape.
8 * @returns {string} - The escaped string.
9 */
10function regex_escape (string) { 
11    return string.replace(/[.*+?^${}()|[\]\\]/g, '\\$&')
12}
13
14/**
15 * Replace all occurrences of a substring in a string.
16 *
17 * @param {string} string - The input string.
18 * @param {string} pattern - The substring to find.
19 * @param {string} replacement - The replacement string.
20 * @returns {string} - The resulting string after replacements.
21 */
22function string_replace_all (string, pattern, replacement) {
23    const pattern_regex = new RegExp(regex_escape(pattern), 'g')
24    return string.replace(pattern_regex, replacement)
25}
26
27
28/**
29 * Replace template placeholders in a string with values.
30 *
31 * @param {string} template - The template string.
32 * @param {object} map - The object containing the key-value pairs to replace.
33 * @returns {string} - Returns the string with the placeholders replaced.
34 *
35 * @example
36 * const template = 'Hello, {{name}}!'
37 * const name = 'unsafe <script> code'
38 * const map = {
39 *   name
40 * }
41 * return template_substitute(template, map)
42 * // => 'Hello, unsafe &lt;script&gt; code!'
43 *
44 */
45
46function template_substitute (template, map) {
47    for (const [key, value] of Object.entries(map)) {
48        // triple braces - no escaping
49        template = string_replace_all(template, '{{{' + key + '}}}', value)
50
51        // double braces - html escape
52        template = string_replace_all(template, '{{' + key + '}}', html_escape(value))
53    }
54
55    return template
56}
57
58export { regex_escape, string_replace_all } // For testing purposes
59export default template_substitute