[NAntC-cvs] NAntContrib/src/Functions FileSetFunctions.cs,1.2,1.3

[<ia...@us...>]

Update of /cvsroot/nantcontrib/NAntContrib/src/Functions
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv20516/src/Functions

Modified Files:
	FileSetFunctions.cs 
Log Message:
Update from Bill Martin to convert a fileset to a delimeted string

Index: FileSetFunctions.cs
===================================================================
RCS file: /cvsroot/nantcontrib/NAntContrib/src/Functions/FileSetFunctions.cs,v
retrieving revision 1.2
retrieving revision 1.3
diff -C2 -d -r1.2 -r1.3
*** FileSetFunctions.cs	4 Oct 2005 02:36:42 -0000	1.2
--- FileSetFunctions.cs	19 Oct 2005 07:00:56 -0000	1.3
***************
*** 19,22 ****
--- 19,23 ----
  
  using System;
+ using System.Text;
  using NAnt.Core;
  using NAnt.Core.Types;
***************
*** 102,106 ****
              return (fs.FileNames.Count > 0);
          }
!         
          #endregion Public Instance Methods
      }
--- 103,153 ----
              return (fs.FileNames.Count > 0);
          }
!         /// <summary>
!         /// Returns a delimited string of all the filenames within a <see cref="FileSet"/> with each filename
!         /// separated by the specified delimiter string.
!         /// </summary>
!         /// <param name="fileset">The id of the fileset to check.</param>
!         /// <param name="delimiter">String to separate filenames with.</param>
!         /// <returns>A delimited string of the filenames within the specified FileSet.</returns>
!         /// <exception cref="ArgumentException"><paramref name="fileset" /> is not a valid refid to a defined fileset.</exception>
!         /// <example>
!         ///   <para>
!         ///   Displays a space-pipe-space separated string fo the files within a defined FileSet.
!         ///   </para>
!         ///   <code>
!         ///     <![CDATA[
!         /// <fileset id="test.fileset">
!         ///     <include name="**/*.cs">
!         /// </fileset>
!         /// <echo message="${fileset::to-string('test.fileset', ' | ')}">
!         /// ]]>
!         ///   </code>
!         /// </example>
!         [Function("to-string")]
!         public string ToString(string fileset, string delimiter){
!             //Try to retrieve the specified fileset from the Data References on the project
!             FileSet fs = base.Project.DataTypeReferences[fileset] as FileSet;
!             
!             //If the value was missing or the referenced type was not a fileset, then throw an exception
!             if (fs == null){
!                 throw new ArgumentException(string.Format("'{0}' is not a valid fileset reference", fileset));
!             }
! 
!             //We've got a valid fileset.  Use a stringbuilder to build the delimiter separated list.
!             StringBuilder sb = new StringBuilder();
! 
!             //This is a loop as we need to omit the delimiter on the last element, and it's easier 
!             //to check the last element with a for loop than in a foreach loop.
!             for (int i = 0; i < fs.FileNames.Count; i++){
!                 string file = fs.FileNames[i];
!                 sb.Append(file);
!                 //if this is not the last element, then append the delimiter
!                 if (i < fs.FileNames.Count - 1){
!                     sb.Append(delimiter);
!                 }
!             }
!             //Now return the string representation of the FileSet.
!             return sb.ToString();
!         }
          #endregion Public Instance Methods
      }