test.js

require.ensure(['codemirror/lib/codemirror'], function(require) {
                        var CodeMirror = require("CodeMirror");
                        if (opts.lang === 'html') {
                            require(['codemirror/addon/display/fullscreen',
                                'codemirror/mode/javascript/javascript',
                                'codemirror/mode/css/css',
                                'codemirror/mode/vbscript/vbscript',
                                'codemirror/mode/htmlmixed/htmlmixed',
                                'codemirror/mode/xml/xml',
                                'codemirror/addon/hint/show-hint',
                                'codemirror/addon/hint/xml-hint',
                                'codemirror/addon/hint/html-hint'], function() {
                                initialize(CodeMirror);
                            });
                        } else if (opts.lang === 'javascript') {
                            require(['codemirror/addon/display/fullscreen', 'codemirror/mode/javascript/javascript'], function() {
                                initialize(CodeMirror);
                            });
                        } else if (opts.lang === 'css') {
                            require(['codemirror/addon/display/fullscreen', 'codemirror/mode/css/css'], function() {
                                initialize(CodeMirror);
                            });
                        } else if (opts.lang === 'yaml') {
                            //require(['codemirror/addon/display/fullscreen'], function() {
                            require(['codemirror/addon/display/fullscreen', 'bundle!./yaml'], function() {
                                initialize(CodeMirror);
                            });
                        } else if (opts.lang === 'sql') {
                            require(['codemirror/addon/display/fullscreen', './sql'], function() {
                                initialize(CodeMirror);
                            });
                        } else if (opts.lang != null) {
                            throw new Error("Unknown lang: " + opts.lang);
                        }
                    }, "codemirror");