/NRefactory/ICSharpCode.NRefactory.VB/Lexer/Special/PreProcessingDirective.cs

  1// Copyright (c) AlphaSierraPapa for the SharpDevelop Team (for details please see \doc\copyright.txt)
  2// This code is distributed under MIT X11 license (for details please see \doc\license.txt)
  3
  4using System;
  5using System.Collections.Generic;
  6
  7namespace ICSharpCode.NRefactory.VB
  8{
  9//	public class PreprocessingDirective : AbstractSpecial
 10//	{
 11//		#region Conversion C# <-> VB
 12//		public static void VBToCSharp(IList<ISpecial> list)
 13//		{
 14//			for (int i = 0; i < list.Count; ++i) {
 15//				if (list[i] is PreprocessingDirective)
 16//					list[i] = VBToCSharp((PreprocessingDirective)list[i]);
 17//			}
 18//		}
 19//		
 20//		public static PreprocessingDirective VBToCSharp(PreprocessingDirective dir)
 21//		{
 22//			string cmd = dir.Cmd;
 23//			string arg = dir.Arg;
 24//			if (cmd.Equals("#End", StringComparison.InvariantCultureIgnoreCase)) {
 25//				if (arg.ToLowerInvariant().StartsWith("region")) {
 26//					cmd = "#endregion";
 27//					arg = "";
 28//				} else if ("if".Equals(arg, StringComparison.InvariantCultureIgnoreCase)) {
 29//					cmd = "#endif";
 30//					arg = "";
 31//				}
 32//			} else if (cmd.Equals("#Region", StringComparison.InvariantCultureIgnoreCase)) {
 33//				cmd = "#region";
 34//			} else if (cmd.Equals("#If", StringComparison.InvariantCultureIgnoreCase)) {
 35//				cmd = "#if";
 36//				if (arg.ToLowerInvariant().EndsWith(" then"))
 37//					arg = arg.Substring(0, arg.Length - 5);
 38//			} else if (cmd.Equals("#Else", StringComparison.InvariantCultureIgnoreCase)) {
 39//				if (dir.Expression != null)
 40//					cmd = "#elif";
 41//				else
 42//					cmd = "#else";
 43//			} else if (cmd.Equals("#ElseIf", StringComparison.InvariantCultureIgnoreCase)) {
 44//				cmd = "#elif";
 45//			}
 46//			return new PreprocessingDirective(cmd, arg, dir.StartPosition, dir.EndPosition) {
 47//				Expression = dir.Expression
 48//			};
 49//		}
 50//		
 51//		public static void CSharpToVB(List<ISpecial> list)
 52//		{
 53//			for (int i = 0; i < list.Count; ++i) {
 54//				if (list[i] is PreprocessingDirective)
 55//					list[i] = CSharpToVB((PreprocessingDirective)list[i]);
 56//			}
 57//		}
 58//		
 59//		public static PreprocessingDirective CSharpToVB(PreprocessingDirective dir)
 60//		{
 61//			string cmd = dir.Cmd;
 62//			string arg = dir.Arg;
 63//			switch (cmd) {
 64//				case "#region":
 65//					cmd = "#Region";
 66//					if (!arg.StartsWith("\"")) {
 67//						arg = "\"" + arg.Trim() + "\"";
 68//					}
 69//					break;
 70//				case "#endregion":
 71//					cmd = "#End";
 72//					arg = "Region";
 73//					break;
 74//				case "#endif":
 75//					cmd = "#End";
 76//					arg = "If";
 77//					break;
 78//				case "#if":
 79//					arg += " Then";
 80//					break;
 81//			}
 82//			if (cmd.Length > 1) {
 83//				cmd = cmd.Substring(0, 2).ToUpperInvariant() + cmd.Substring(2);
 84//			}
 85//			return new PreprocessingDirective(cmd, arg, dir.StartPosition, dir.EndPosition) {
 86//				Expression = dir.Expression
 87//			};
 88//		}
 89//		#endregion
 90//		
 91//		string cmd;
 92//		string arg;
 93//		Ast.Expression expression = Ast.Expression.Null;
 94//		
 95//		/// <summary>
 96//		/// Gets the directive name, including '#'.
 97//		/// </summary>
 98//		public string Cmd {
 99//			get {
100//				return cmd;
101//			}
102//			set {
103//				cmd = value ?? string.Empty;
104//			}
105//		}
106//		
107//		/// <summary>
108//		/// Gets the directive argument.
109//		/// </summary>
110//		public string Arg {
111//			get {
112//				return arg;
113//			}
114//			set {
115//				arg = value ?? string.Empty;
116//			}
117//		}
118//		
119//		/// <summary>
120//		/// Gets/sets the expression (for directives that take an expression, e.g. #if and #elif).
121//		/// </summary>
122//		public Ast.Expression Expression {
123//			get { return expression; }
124//			set { expression = value ?? Ast.Expression.Null; }
125//		}
126//		
127//		/// <value>
128//		/// The end position of the pre processor directive line.
129//		/// May be != EndPosition.
130//		/// </value>
131//		public Location LastLineEnd {
132//			get;
133//			set;
134//		}
135//		
136//				
137//		public override string ToString()
138//		{
139//			return String.Format("[PreProcessingDirective: Cmd = {0}, Arg = {1}]",
140//			                     Cmd,
141//			                     Arg);
142//		}
143//		
144//		public PreprocessingDirective(string cmd, string arg, Location start, Location end)
145//			: base(start, end)
146//		{
147//			this.Cmd = cmd;
148//			this.Arg = arg;
149//		}
150//		
151//		public override object AcceptVisitor(ISpecialVisitor visitor, object data)
152//		{
153//			return visitor.Visit(this, data);
154//		}
155//	}
156}