bea4478bf62936f0e478e02fff1a4ccf68d584daLuke Smith * Adds support for a "hover" event. The event provides a convenience wrapper
bea4478bf62936f0e478e02fff1a4ccf68d584daLuke Smith * for subscribing separately to mouseenter and mouseleave. The signature for
bea4478bf62936f0e478e02fff1a4ccf68d584daLuke Smith * subscribing to the event is</p>
bea4478bf62936f0e478e02fff1a4ccf68d584daLuke Smith * <pre><code>node.on("hover", overFn, outFn);
bea4478bf62936f0e478e02fff1a4ccf68d584daLuke Smith * node.delegate("hover", overFn, outFn, ".filterSelector");
bea4478bf62936f0e478e02fff1a4ccf68d584daLuke Smith * Y.on("hover", overFn, outFn, ".targetSelector");
bea4478bf62936f0e478e02fff1a4ccf68d584daLuke Smith * Y.delegate("hover", overFn, outFn, "#container", ".filterSelector");
bea4478bf62936f0e478e02fff1a4ccf68d584daLuke Smith * </code></pre>
bea4478bf62936f0e478e02fff1a4ccf68d584daLuke Smith * <p>Additionally, for compatibility with a more typical subscription
bea4478bf62936f0e478e02fff1a4ccf68d584daLuke Smith * signature, the following are also supported:</p>
bea4478bf62936f0e478e02fff1a4ccf68d584daLuke Smith * <pre><code>Y.on("hover", overFn, ".targetSelector", outFn);
bea4478bf62936f0e478e02fff1a4ccf68d584daLuke Smith * Y.delegate("hover", overFn, "#container", outFn, ".filterSelector");
bea4478bf62936f0e478e02fff1a4ccf68d584daLuke Smith * </code></pre>
bea4478bf62936f0e478e02fff1a4ccf68d584daLuke Smith * @module event
bea4478bf62936f0e478e02fff1a4ccf68d584daLuke Smith * @submodule event-hover
bea4478bf62936f0e478e02fff1a4ccf68d584daLuke Smith noop = function () {},
bea4478bf62936f0e478e02fff1a4ccf68d584daLuke Smith // Y.delegate('hover', over, out, '#container', '.filter')
bea4478bf62936f0e478e02fff1a4ccf68d584daLuke Smith // comes in as ['hover', over, out, '#container', '.filter'], but
bea4478bf62936f0e478e02fff1a4ccf68d584daLuke Smith // node.delegate('hover', over, out, '.filter')
bea4478bf62936f0e478e02fff1a4ccf68d584daLuke Smith // comes in as ['hover', over, containerEl, out, '.filter']
bea4478bf62936f0e478e02fff1a4ccf68d584daLuke Smith return (isFunction(args[i])) ? args.splice(i,1)[0] : noop;
bea4478bf62936f0e478e02fff1a4ccf68d584daLuke Smith sub._detach = node[(filter) ? "delegate" : "on"]({
d3493226019e9b97a9141fbf8320e8680144af7eLuke Smith mouseenter: function (e) {
d3493226019e9b97a9141fbf8320e8680144af7eLuke Smith mouseleave: function (e) {