introduce supportedfilenamepattern Attribute in ParserDescriptor to make it easier to implement specific parsers

src/AddIns/BackendBindings/CSharpBinding/Project/CSharpBinding.addin

@@ -54,7 +54,7 @@
 	
 	<Path name = "/SharpDevelop/Parser">
 		<Parser id    = "C#"
-		        supportedextensions  = ".cs"
+		        supportedfilenamepattern = "\.(cs)$"
 		        projectfileextension = ".csproj"
 		        class = "CSharpBinding.Parser.TParser"/>
 	</Path>

src/AddIns/BackendBindings/CppBinding/CppBinding/CppBinding.addin

@@ -77,7 +77,7 @@
 	<!--
 	<Path name="/SharpDevelop/Parser">
 		<Parser id="C++"
-				supportedextensions=".cpp;.c;.hpp;.h"
+				supportedfilenamepattern="\.(cpp|c|hpp|h)$"
 				projectfileextension="vcxproj"
 				class="ICSharpCode.CppBinding.Parser.CppParser" />
 	</Path>

src/AddIns/BackendBindings/XamlBinding/XamlBinding/XamlBinding.addin

@@ -35,7 +35,7 @@
 	
 	<Path name = "/SharpDevelop/Parser">
 		<Parser id    = "XAML"
-		        supportedextensions  = ".xaml"
+		        supportedfilenamepattern = "\.(xaml)$"
 		        class = "ICSharpCode.XamlBinding.XamlParser"/>
 	</Path>
 	

src/Main/SharpDevelop/Parser/ParserDescriptor.cs

@@ -3,8 +3,8 @@
 
 using System;
 using System.IO;
+using System.Text.RegularExpressions;
 using ICSharpCode.Core;
-using ICSharpCode.SharpDevelop.Project;
 
 namespace ICSharpCode.SharpDevelop.Parser
 {
@@ -23,17 +23,11 @@ namespace ICSharpCode.SharpDevelop.Parser
 
 		public string Language { get; private set; }
 
-		public string[] Supportedextensions { get; private set; }
+		public Regex SupportedFilenamePattern { get; private set; }
 
 		public bool CanParse(FileName fileName)
 		{
-			string fileExtension = Path.GetExtension(fileName);
-			foreach (string ext in Supportedextensions) {
-				if (string.Equals(fileExtension, ext, StringComparison.OrdinalIgnoreCase)) {
-					return true;
-				}
-			}
-			return false;
+			return SupportedFilenamePattern.IsMatch(fileName);
 		}
 
 		public ParserDescriptor(Codon codon)
@@ -42,20 +36,20 @@ namespace ICSharpCode.SharpDevelop.Parser
 				throw new ArgumentNullException("codon");
 			this.codon = codon;
 			this.Language = codon.Id;
-			this.Supportedextensions = codon.Properties["supportedextensions"].Split(';');
+			this.SupportedFilenamePattern = new Regex(codon.Properties["supportedfilenamepattern"], RegexOptions.IgnoreCase);
 		}
 		
-		public ParserDescriptor(Type parserType, string language, string[] supportedExtensions)
+		public ParserDescriptor(Type parserType, string language, Regex supportedFilenamePattern)
 		{
 			if (parserType == null)
 				throw new ArgumentNullException("parserType");
 			if (language == null)
 				throw new ArgumentNullException("language");
-			if (supportedExtensions == null)
-				throw new ArgumentNullException("supportedExtensions");
+			if (supportedFilenamePattern == null)
+				throw new ArgumentNullException("supportedFilenamePattern");
 			this.parserType = parserType;
 			this.Language = language;
-			this.Supportedextensions = supportedExtensions;
+			this.SupportedFilenamePattern = supportedFilenamePattern;
 		}
 	}
 }

src/Main/SharpDevelop/Parser/ParserDoozer.cs

@@ -10,8 +10,8 @@ namespace ICSharpCode.SharpDevelop.Parser
 	/// <summary>
 	/// Creates ParserDescriptor objects for the parsing service.
 	/// </summary>
-	/// <attribute name="supportedextensions">
-	/// Semicolon-separated list of file extensions for which the parser is used. (e.g. ".boo")
+	/// <attribute name="supportedfilenamepattern">
+	/// filename pattern (regex) for which the parser is used. (e.g. "\.(c|cpp|h|hpp)$")
 	/// </attribute>
 	/// <attribute name="class">
 	/// Name of the IParser class.