source: node_modules/prismjs/components/prism-kumir.js

/* eslint-disable regexp/no-dupe-characters-character-class */
(function (Prism) {

        /**
         * Regular expression for characters that are not allowed in identifiers.
         *
         * @type {string}
         */
        var nonId = /\s\x00-\x1f\x22-\x2f\x3a-\x3f\x5b-\x5e\x60\x7b-\x7e/.source;

        /**
         * Surround a regular expression for IDs with patterns for non-ID sequences.
         *
         * @param {string} pattern A regular expression for identifiers.
         * @param {string} [flags] The regular expression flags.
         * @returns {RegExp} A wrapped regular expression for identifiers.
         */
        function wrapId(pattern, flags) {
                return RegExp(pattern.replace(/<nonId>/g, nonId), flags);
        }

        Prism.languages.kumir = {
                'comment': {
                        pattern: /\|.*/
                },

                'prolog': {
                        pattern: /#.*/,
                        greedy: true
                },

                'string': {
                        pattern: /"[^\n\r"]*"|'[^\n\r']*'/,
                        greedy: true
                },

                'boolean': {
                        pattern: wrapId(/(^|[<nonId>])(?:да|нет)(?=[<nonId>]|$)/.source),
                        lookbehind: true
                },

                'operator-word': {
                        pattern: wrapId(/(^|[<nonId>])(?:и|или|не)(?=[<nonId>]|$)/.source),
                        lookbehind: true,
                        alias: 'keyword'
                },

                'system-variable': {
                        pattern: wrapId(/(^|[<nonId>])знач(?=[<nonId>]|$)/.source),
                        lookbehind: true,
                        alias: 'keyword'
                },

                'type': [
                        {
                                pattern: wrapId(/(^|[<nonId>])(?:вещ|лит|лог|сим|цел)(?:\x20*таб)?(?=[<nonId>]|$)/.source),
                                lookbehind: true,
                                alias: 'builtin'
                        },
                        {
                                pattern: wrapId(/(^|[<nonId>])(?:компл|сканкод|файл|цвет)(?=[<nonId>]|$)/.source),
                                lookbehind: true,
                                alias: 'important'
                        }
                ],

                /**
                 * Should be performed after searching for type names because of "таб".
                 * "таб" is a reserved word, but never used without a preceding type name.
                 * "НАЗНАЧИТЬ", "Фввод", and "Фвывод" are not reserved words.
                 */
                'keyword': {
                        pattern: wrapId(/(^|[<nonId>])(?:алг|арг(?:\x20*рез)?|ввод|ВКЛЮЧИТЬ|вс[её]|выбор|вывод|выход|дано|для|до|дс|если|иначе|исп|использовать|кон(?:(?:\x20+|_)исп)?|кц(?:(?:\x20+|_)при)?|надо|нач|нс|нц|от|пауза|пока|при|раза?|рез|стоп|таб|то|утв|шаг)(?=[<nonId>]|$)/.source),
                        lookbehind: true
                },

                /** Should be performed after searching for reserved words. */
                'name': {
                        // eslint-disable-next-line regexp/no-super-linear-backtracking
                        pattern: wrapId(/(^|[<nonId>])[^\d<nonId>][^<nonId>]*(?:\x20+[^<nonId>]+)*(?=[<nonId>]|$)/.source),
                        lookbehind: true
                },

                /** Should be performed after searching for names. */
                'number': {
                        pattern: wrapId(/(^|[<nonId>])(?:\B\$[\da-f]+\b|(?:\b\d+(?:\.\d*)?|\B\.\d+)(?:e[+-]?\d+)?)(?=[<nonId>]|$)/.source, 'i'),
                        lookbehind: true
                },

                /** Should be performed after searching for words. */
                'punctuation': /:=|[(),:;\[\]]/,

                /**
                 * Should be performed after searching for
                 * - numeric constants (because of "+" and "-");
                 * - punctuation marks (because of ":=" and "=").
                 */
                'operator-char': {
                        pattern: /\*\*?|<[=>]?|>=?|[-+/=]/,
                        alias: 'operator'
                }
        };

        Prism.languages.kum = Prism.languages.kumir;

}(Prism));