Fix Nuget package file path regex matching to support Unix-style path separators.

modules/vstudio/tests/_tests.lua

@@ -12,6 +12,7 @@ return {
 	"cs2005/test_nuget_config.lua",
 	"cs2005/test_nuget_framework_folders.lua",
 	"cs2005/test_nuget_packages_config.lua",
+	"cs2005/test_nuget_references.lua",
 	"cs2005/test_output_props.lua",
 	"cs2005/projectelement.lua",
 	"cs2005/test_platform_groups.lua",

modules/vstudio/tests/cs2005/test_nuget_references.lua

@@ -0,0 +1,39 @@
+--
+-- tests/actions/vstudio/cs2005/test_nuget_references.lua
+-- Validate generation of NuGet package references files for Visual Studio 2010 and newer
+-- Copyright (c) 2017 Jason Perkins and the Premake project
+--
+
+	local p = premake
+	local suite = test.declare("vstudio_cs2005_nuget_references")
+	local cs2005 = p.vstudio.cs2005
+	local nuget2010 = p.vstudio.nuget2010
+
+
+--
+-- Setup and teardown
+--
+
+	local wks, prj
+
+	function suite.setup()
+		_OPTIONS.os = "macosx"
+		p.action.set("vs2010")
+		wks = test.createWorkspace()
+		language "C#"
+	end
+
+	local function prepare(platform)
+		prj = test.getproject(wks, 1)
+		cs2005.nuGetReferences(prj)
+	end
+
+--
+-- Check that we process Unix-style paths correctly.
+--
+
+	function suite.unixPaths()
+		dotnetframework "4.6"
+		nuget "Mono.Cecil:0.9.6.4"
+		prepare()
+	end

modules/vstudio/vs2005_csproj.lua

@@ -425,7 +425,7 @@
 				local bestVersion, bestFolder
 
 				for _, file in ipairs(packageAPIInfo.packageEntries) do
-					local folder = file:match("^lib\\(.+)\\")
+					local folder = file:match("^lib[\\/](.+)[\\/]")
 
 					if folder and path.hasextension(file, ".dll") then
 						local version = cs2005.frameworkVersionForFolder(folder)