RegExpBuilder Demo
Repository: https://github.com/thebinarysearchtree/regexpbuilderjs See also: https://news.ycombinator.com/item?id=9033146
by klenwell
HTML
<script src="https://rawgit.com/thebinarysearchtree/regexpbuilderjs/master/regexpbuilder.js"></script>
<h4>Open console to see results.</h4>
JavaScript
var r = new RegExpBuilderFactory();
var regex = r
.find("$")
.min(1).digits()
.then(".")
.digit()
.digit()
.getRegExp();
console.debug(regex.test("$10.00")); // true
console.debug(regex);