ut-tools/node_modules/@jsep-plugin/regex/dist/iife/index.iife.js

Build and Release management automation package.

var index = (function () {
	'use strict';

	const FSLASH_CODE = 47; // '/'
	const BSLASH_CODE = 92; // '\\'

	var index = {
		name: 'regex',

		init(jsep) {
			// Regex literal: /abc123/ig
			jsep.hooks.add('gobble-token', function gobbleRegexLiteral(env) {
				if (this.code === FSLASH_CODE) {
					const patternIndex = ++this.index;

					let inCharSet = false;
					while (this.index < this.expr.length) {
						if (this.code === FSLASH_CODE && !inCharSet) {
							const pattern = this.expr.slice(patternIndex, this.index);

							let flags = '';
							while (++this.index < this.expr.length) {
								const code = this.code;
								if ((code >= 97 && code <= 122) // a...z
									|| (code >= 65 && code <= 90) // A...Z
									|| (code >= 48 && code <= 57)) { // 0-9
									flags += this.char;
								}
								else {
									break;
								}
							}

							let value;
							try {
								value = new RegExp(pattern, flags);
							}
							catch (e) {
								this.throwError(e.message);
							}

							env.node = {
								type: jsep.LITERAL,
								value,
								raw: this.expr.slice(patternIndex - 1, this.index),
							};

							// allow . [] and () after regex: /regex/.test(a)
							env.node = this.gobbleTokenProperty(env.node);
							return env.node;
						}
						if (this.code === jsep.OBRACK_CODE) {
							inCharSet = true;
						}
						else if (inCharSet && this.code === jsep.CBRACK_CODE) {
							inCharSet = false;
						}
						this.index += this.code === BSLASH_CODE ? 2 : 1;
					}
					this.throwError('Unclosed Regex');
				}
			});
		},
	};

	return index;

}());
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