src/Boo.Lang.Compiler/Util/TypeUtilities.cs

   1 #region license
   2 // Copyright (c) 2003, 2004, 2005 Rodrigo B. de Oliveira (rbo@acm.org)
   3 // All rights reserved.
   4 //
   5 // Redistribution and use in source and binary forms, with or without modification,
   6 // are permitted provided that the following conditions are met:
   7 //
   8 //     * Redistributions of source code must retain the above copyright notice,
   9 //     this list of conditions and the following disclaimer.
  10 //     * Redistributions in binary form must reproduce the above copyright notice,
  11 //     this list of conditions and the following disclaimer in the documentation
  12 //     and/or other materials provided with the distribution.
  13 //     * Neither the name of Rodrigo B. de Oliveira nor the names of its
  14 //     contributors may be used to endorse or promote products derived from this
  15 //     software without specific prior written permission.
  16 //
  17 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
  18 // ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  19 // WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  20 // DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
  21 // FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  22 // DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  23 // SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
  24 // CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
  25 // OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  26 // THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  27 #endregion
  28
  29
  30 namespace Boo.Lang.Compiler.Util
  31 {
  32         using System;
  33
  34         public class TypeUtilities
  35         {
  36                 public static string GetFullName(Type type)
  37                 {
  38                         if (type.IsByRef) return "ref " + GetFullName(type.GetElementType());
  39                         if (type.DeclaringType != null) return GetFullName(type.DeclaringType) + "." + TypeName(type);
  40
  41                         // HACK: Some constructed generic types report a FullName of null
  42                         if (type.FullName == null)
  43                         {
  44                                 string[] argumentNames = Array.ConvertAll<Type, string>(
  45                                         type.GetGenericArguments(),
  46                                         delegate(Type t) { return GetFullName(t); });
  47
  48                                 return string.Format(
  49                                         "{0}[{1}]",
  50                                         GetFullName(type.GetGenericTypeDefinition()),
  51                                         string.Join(", ", argumentNames));
  52
  53                         }
  54                         return type.FullName;
  55                 }
  56
  57             public static string TypeName(Type type)
  58                 {
  59                         if (!type.IsGenericTypeDefinition) return type.Name;
  60                         return TypeName(type.Name);
  61                 }
  62
  63                 public static string TypeName(string typeName)
  64                 {
  65                         int index = typeName.LastIndexOf('`');
  66                         if (index < 0) return typeName;
  67                         return typeName.Substring(0, index);
  68                 }
  69         }
  70 }