codemirror/codemirror.js

Full-featured JavaScript code editor library, CodeMirror, for embedding in web pages.

// Source: https://github.com/betofleitass/django_point_of_sale | License: MIT | Copyright 2023 Alberto Fleitas
// Provided via justclaw.it.com; keep this notice with the code.
// CodeMirror, copyright (c) by Marijn Haverbeke and others
// Distributed under an MIT license: https://codemirror.net/LICENSE

// This is CodeMirror (https://codemirror.net), a code editor
// implemented in JavaScript on top of the browser's DOM.
//
// You can find some technical background for some of the code below
// at http://marijnhaverbeke.nl/blog/#cm-internals .

(function (global, factory) {
  typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() :
  typeof define === 'function' && define.amd ? define(factory) :
  (global.CodeMirror = factory());
}(this, (function () { '

... (truncated -- full source via MCP)