Monodoc.EcmaProvider.AddExtensionMethods C# (CSharp) Method

	void AddExtensionMethods (Tree tree)
	{
		XmlDocument extensions = null;
		XmlNode root = null;
		int numMethods = 0;
		foreach (string asm in asm_dirs) {
			string overview_file = Path.Combine (asm, "index.xml");
			if (File.Exists (overview_file)) {
				XmlDocument overview = new XmlDocument ();
				overview.Load (overview_file);
				XmlNodeList e = overview.SelectNodes ("/Overview/ExtensionMethods/*");
				if (e.Count > 0) {
					if (extensions == null) {
						extensions = new XmlDocument ();
						root = extensions.CreateElement ("ExtensionMethods");
						extensions.AppendChild (root);
					}
					foreach (XmlNode n in e) {
						++numMethods;
						root.AppendChild (extensions.ImportNode (n, true));
					}
				}
			}
		}
		if (extensions != null) {
			tree.HelpSource.Message (TraceLevel.Info, "Have {0} extension methods", numMethods);
			tree.HelpSource.PackXml ("ExtensionMethods.xml", extensions, "ExtensionMethods.xml");
		}
	}