linux-packaging-mono/mcs/tools/monop/options.cs

//
// options.cs: Processes command line args
//
// Author:
//	John Luke  <john.luke@gmail.com>
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
// 
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
// 
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//

using System;

public class Options
{
	public bool DeclaredOnly = false;
	public bool FilterObsolete = false;
	public bool PrintRefs = false;
	public bool Search = false;
	public bool ShowAll = false;
	public bool ShowPrivate = false;
	public string AssemblyReference = null;
	public string Type = null;
	public string PublicDir = null;
	public string Style = null;

	public Options ()
	{
	}

	// returning true means processed ok
	// and execution should continue
	internal bool ProcessArgs (string[] args)
	{
		if (args.Length < 1) {
			PrintHelp ();
			return false;
		}

		for (int i = 0; i < args.Length; i++) {
			switch (args[i]) {
			case "-h":
			case "--help":
				PrintHelp ();
			return false;
			case "--runtime-version":
				PrintRuntimeVersion ();
				return false;
			case "-d":
			case "--declared-only":
				DeclaredOnly = true;
			break;
			case "--filter-obsolete":
			case "-f":
				FilterObsolete = true;
			break;
			case "-p":
			case "--private":
				ShowPrivate = true;
			break;
			case "--refs":
				PrintRefs = true;
				break;
			case "-xi":
				PublicDir = "/Library/Frameworks/Xamarin.iOS.framework/Versions/Current/lib/mono/Xamarin.iOS";
				Style = "xios";
				break;
			case "-xa":
				PublicDir = "/Library/Frameworks/Xamarin.iOS.framework/Versions/Current/lib/mono/2.1";
				Style = "xand";
				break;
			case "-s":
			case "-k":
			case "--search":
				Search = true;
			break;
			case "-c":
				i++;
				if (i < args.Length)
					MonoP.Completion (args[i]);
				return false;
			case "-r":
				i++;
				if (i < args.Length)
					AssemblyReference = args[i];
				break;
			case "-a":
				ShowAll = true;
				break;
			default:
				if (args[i].StartsWith ("-r:") || args[i].StartsWith ("/r:")) {
					AssemblyReference = args [i].Substring (3);
					break;
				}
				
				// The first unrecognizable option becomes
				// the type to look up
				if (Type == null) {
					Type = args[i];
					break;
				}
				
				// others are ignored
				Console.WriteLine ("ignored: {0}", args[i]);
				break;
			}
		}

		// must specify at least one of these
		if (Type == null && AssemblyReference == null)
			return false;

		return true;
	}

	void PrintRuntimeVersion ()
	{
		Console.WriteLine ("runtime version: {0}", Environment.Version);
	}

	void PrintHelp ()
	{
		Console.WriteLine ("Usage is: monop [option] [-c] [-r:Assembly] [class-name]");
		Console.WriteLine ("");
		Console.WriteLine ("options:");
		Console.WriteLine ("\t--declared-only,-d\tOnly show members declared in the Type");
		Console.WriteLine ("\t--help,-h\t\tShow this information");
		Console.WriteLine ("\t--filter-obsolete,-f\tDo not show obsolete types and members");
		Console.WriteLine ("\t--private,-p\t\tShow private members");
		Console.WriteLine ("\t--refs\t\t\tPrint a list of the referenced assemblies for an assembly");
		Console.WriteLine ("\t--runtime-version\tPrint runtime version");
		Console.WriteLine ("\t--search,-s,-k\t\tSearch through all known namespaces");
		Console.WriteLine ("\t--xi\t\tSet search style to Xamarin.iOS");
		Console.WriteLine ("\t--xa\t\tSet search style to Xamarin.Android");
		Console.WriteLine ("\t--a\t\tShows all the types declare in the specified assembly");
	}
}