/// <summary>
/// <para>Creates new Tumblr "Share" button widget.</para>
/// </summary>
/// <param name="html">Helper object to call method on.</param>
/// <param name="builder">Delegate that performs configuration of the widget.</param>
/// <returns>HTML contents of configured and rendered widget.</returns>
/// <exception cref="ArgumentNullException">If either <paramref name="html"/> or <paramref name="builder"/> is a <c>null</c> reference.</exception>
/// <seealso cref="ITumblrHtmlHelper.ShareButton()"/>
public static string ShareButton(this ITumblrHtmlHelper html, Action <ITumblrShareButtonWidget> builder)
{
Assertion.NotNull(html);
Assertion.NotNull(builder);
var widget = html.ShareButton();
builder(widget);
return(widget.ToHtmlString());
}
