private static void AddPackageTargetFallbacks(PackageSpec spec, IEnumerable <IMSBuildItem> items)
{
foreach (var item in GetItemByType(items, "TargetFrameworkInformation"))
{
var frameworkString = item.GetProperty("TargetFramework");
var frameworks = new List <TargetFrameworkInformation>();
if (!string.IsNullOrEmpty(frameworkString))
{
frameworks.Add(spec.GetTargetFramework(NuGetFramework.Parse(frameworkString)));
}
else
{
frameworks.AddRange(spec.TargetFrameworks);
}
foreach (var targetFrameworkInfo in frameworks)
{
var packageTargetFallback = MSBuildStringUtility.Split(item.GetProperty("PackageTargetFallback"))
.Select(NuGetFramework.Parse)
.ToList();
var assetTargetFallback = MSBuildStringUtility.Split(item.GetProperty(AssetTargetFallbackUtility.AssetTargetFallback))
.Select(NuGetFramework.Parse)
.ToList();
// Throw if an invalid combination was used.
AssetTargetFallbackUtility.EnsureValidFallback(packageTargetFallback, assetTargetFallback, spec.FilePath);
// Update the framework appropriately
AssetTargetFallbackUtility.ApplyFramework(targetFrameworkInfo, packageTargetFallback, assetTargetFallback);
}
}
}
private static IEnumerable <TargetFrameworkInformation> GetTargetFrameworkInformation(string filePath, ProjectStyle restoreType, IEnumerable <IMSBuildItem> items)
{
var uniqueIds = new HashSet <string>();
foreach (var item in GetItemByType(items, "TargetFrameworkInformation"))
{
var frameworkString = item.GetProperty("TargetFramework");
var targetFrameworkMoniker = item.GetProperty("TargetFrameworkMoniker");
var targetPlatforMoniker = item.GetProperty("TargetPlatformMoniker");
var targetPlatformMinVersion = item.GetProperty("TargetPlatformMinVersion");
var clrSupport = item.GetProperty("CLRSupport");
var targetAlias = string.IsNullOrEmpty(frameworkString) ? string.Empty : frameworkString;
if (uniqueIds.Contains(targetAlias))
{
continue;
}
uniqueIds.Add(targetAlias);
NuGetFramework targetFramework = MSBuildProjectFrameworkUtility.GetProjectFramework(
projectFilePath: filePath,
targetFrameworkMoniker: targetFrameworkMoniker,
targetPlatformMoniker: targetPlatforMoniker,
targetPlatformMinVersion: targetPlatformMinVersion,
clrSupport: clrSupport);
var targetFrameworkInfo = new TargetFrameworkInformation()
{
FrameworkName = targetFramework,
TargetAlias = targetAlias
};
if (restoreType == ProjectStyle.PackageReference ||
restoreType == ProjectStyle.Standalone ||
restoreType == ProjectStyle.DotnetToolReference)
{
var packageTargetFallback = MSBuildStringUtility.Split(item.GetProperty("PackageTargetFallback"))
.Select(NuGetFramework.Parse)
.ToList();
var assetTargetFallback = MSBuildStringUtility.Split(item.GetProperty(AssetTargetFallbackUtility.AssetTargetFallback))
.Select(NuGetFramework.Parse)
.ToList();
// Throw if an invalid combination was used.
AssetTargetFallbackUtility.EnsureValidFallback(packageTargetFallback, assetTargetFallback, filePath);
// Update the framework appropriately
AssetTargetFallbackUtility.ApplyFramework(targetFrameworkInfo, packageTargetFallback, assetTargetFallback);
targetFrameworkInfo.RuntimeIdentifierGraphPath = item.GetProperty("RuntimeIdentifierGraphPath");
}
yield return(targetFrameworkInfo);
}
}