Jo Shields a575963da9 Imported Upstream version 3.6.0
Former-commit-id: da6be194a6b1221998fc28233f2503bd61dd9d14
2014-08-13 10:39:27 +01:00

115 lines
3.4 KiB
C#

//
// ItemReference.cs: Represents "@(Reference)" in expression.
//
// Author:
// Marek Sieradzki (marek.sieradzki@gmail.com)
// Ankit Jain (jankit@novell.com)
//
// (C) 2005 Marek Sieradzki
// Copyright 2009 Novell, Inc (http://www.novell.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;
using System.Collections;
using Microsoft.Build.Framework;
namespace Microsoft.Build.BuildEngine {
internal class ItemReference : IReference {
string itemName;
Expression transform;
Expression separator;
int start;
int length;
string original_string;
public ItemReference (string original_string, string itemName, string transform, string separator, int start, int length)
{
this.itemName = itemName;
this.start = start;
this.length = length;
this.original_string = original_string;
// Transform and separator are never expanded for item refs
if (transform != null) {
this.transform = new Expression ();
this.transform.Parse (transform, ParseOptions.AllowMetadata | ParseOptions.Split);
}
if (separator != null) {
this.separator = new Expression ();
this.separator.Parse (separator, ParseOptions.Split);
}
}
// when evaluating property, allowItems=false, so,
// ItemRef will _not_ get created, so this wont get hit
// when evaluating items, expand: true
// other cases, expand: true
public string ConvertToString (Project project, ExpressionOptions options)
{
BuildItemGroup group;
if (project.TryGetEvaluatedItemByNameBatched (itemName, out group))
return group.ConvertToString (transform, separator, options);
else
return String.Empty;
}
public ITaskItem [] ConvertToITaskItemArray (Project project, ExpressionOptions options)
{
BuildItemGroup group;
if (project.TryGetEvaluatedItemByNameBatched (itemName, out group))
return group.ConvertToITaskItemArray (transform, separator, options);
else
return null;
}
public string ItemName {
get { return itemName; }
}
public Expression Transform {
get { return transform; }
}
public Expression Separator {
get { return separator; }
}
public string OriginalString {
get { return original_string; }
}
public int Start {
get { return start; }
}
public int End {
get { return start + length - 1; }
}
public override string ToString ()
{
return original_string;
}
}
}