Function connect

tools/pythonauto/static/codemirrorepl/codemirrorepl.js:3061–3071

(node, type, handler, disconnect)

    // Event handler registration. If disconnect is true, it'll return a
    // function that unregisters the handler.
    function connect(node, type, handler, disconnect) {
        if (typeof node.addEventListener == "function") {
            node.addEventListener(type, handler, false);
            if (disconnect) return function() {node.removeEventListener(type, handler, false);};
        }
        else {
            var wrapHandler = function(event) {handler(event || window.event);};
            node.attachEvent("on" + type, wrapHandler);
            if (disconnect) return function() {node.detachEvent("on" + type, wrapHandler);};
        }
    }
    CodeMirror.connect = connect;

    function Delayed() {this.id = null;}