public bool TryParse(string input, out IVsNuGetFramework nuGetFramework)
{
const string eventName = nameof(IVsFrameworkParser2) + "." + nameof(TryParse);
using var _ = NuGetETW.ExtensibilityEventSource.StartStopEvent(eventName,
new
{
Framework = input
});
if (input == null)
{
throw new ArgumentNullException(nameof(input));
}
try
{
NuGetFramework framework = NuGetFramework.Parse(input);
string targetFrameworkMoniker = framework.DotNetFrameworkName;
string targetPlatformMoniker = framework.DotNetPlatformName;
string targetPlatforMinVersion = null;
nuGetFramework = new VsNuGetFramework(targetFrameworkMoniker, targetPlatformMoniker, targetPlatforMinVersion);
return(framework.IsSpecificFramework);
}
catch (Exception exception)
{
_telemetryProvider.PostFault(exception, typeof(VsFrameworkParser).FullName);
throw;
}
}
public IVsNuGetFramework GetNearest(IVsNuGetFramework targetFramework, IEnumerable <IVsNuGetFramework> fallbackTargetFrameworks, IEnumerable <IVsNuGetFramework> frameworks)
{
const string eventName = nameof(IVsFrameworkCompatibility3) + "." + nameof(GetNearest) + ".3";
using var _ = NuGetETW.ExtensibilityEventSource.StartStopEvent(eventName);
return(GetNearestImpl(targetFramework, fallbackTargetFrameworks, frameworks));
}
public void GetNearest_InvalidFramework_ThrowsArgumentException()
{
// Arrange
var target = new VsFrameworkCompatibility(_telemetryProvider.Object);
var invalidFramework = new VsNuGetFramework("Invalid,Version=vWrong", targetPlatformMoniker: null, targetPlatformMinVersion: null);
var netstandard2_0 = new VsNuGetFramework(".NETStandard,Version=v2.0", targetPlatformMoniker: null, targetPlatformMinVersion: null);
var frameworks = new IVsNuGetFramework[] { netstandard2_0 };
// Act & Assert
Assert.Throws <ArgumentException>(() => target.GetNearest(invalidFramework, frameworks));
}
public void GetNearest_NullItemInEnumerable_ThrowsArgumentException()
{
// Arrange
var target = new VsFrameworkCompatibility(_telemetryProvider.Object);
var net5 = new VsNuGetFramework(".NETCoreApp,Version=v5.0", targetPlatformMoniker: null, targetPlatformMinVersion: null);
var netstandard2_0 = new VsNuGetFramework(".NETStandard,Version=v2.0", targetPlatformMoniker: null, targetPlatformMinVersion: null);
var goodFrameworks = new IVsNuGetFramework[] { netstandard2_0 };
var nullFrameworks = new IVsNuGetFramework[] { null };
// Act & Asset
Assert.Throws <ArgumentException>(() => target.GetNearest(targetFramework: net5, frameworks: nullFrameworks));
Assert.Throws <ArgumentException>(() => target.GetNearest(targetFramework: net5, fallbackTargetFrameworks: goodFrameworks, frameworks: nullFrameworks));
Assert.Throws <ArgumentException>(() => target.GetNearest(targetFramework: net5, fallbackTargetFrameworks: nullFrameworks, frameworks: goodFrameworks));
}
public void GetNearest_NoCompatibleFramework_ReturnsNull()
{
// Arrange
var target = new VsFrameworkCompatibility(_telemetryProvider.Object);
var net5 = new VsNuGetFramework(".NETCoreApp,Version=v5.0", targetPlatformMoniker: null, targetPlatformMinVersion: null);
var net472 = new VsNuGetFramework(".NETFramework,Version=v4.7.2", targetPlatformMoniker: null, targetPlatformMinVersion: null);
var frameworks = new IVsNuGetFramework[] { net472 };
// Act
var actual = target.GetNearest(net5, frameworks);
// Assert
Assert.Null(actual);
}
public void GetNearest_WithCompatibleFramework_Succeeds()
{
// Arrange
var target = new VsFrameworkCompatibility(_telemetryProvider.Object);
var net5 = new VsNuGetFramework(".NETCoreApp,Version=v5.0", targetPlatformMoniker: null, targetPlatformMinVersion: null);
var net472 = new VsNuGetFramework(".NETFramework,Version=v4.7.2", targetPlatformMoniker: null, targetPlatformMinVersion: null);
var netcoreapp31 = new VsNuGetFramework(".NETCoreApp,Version=v3.1", targetPlatformMoniker: null, targetPlatformMinVersion: null);
var frameworks = new IVsNuGetFramework[] { net472, netcoreapp31 };
// Act
var actual = target.GetNearest(net5, frameworks);
// Assert
Assert.Equal(netcoreapp31, actual);
}
public void IVsFrameworkCompatibility3_GetNearest_WithFallbackTfm_Succeeds()
{
// Arrange
var target = new VsFrameworkCompatibility();
var net5 = new VsNuGetFramework(".NETCoreApp,Version=v5.0", targetPlatformMoniker: null, targetPlatformMinVersion: null);
var net472 = new VsNuGetFramework(".NETFramework,Version=v4.7.2", targetPlatformMoniker: null, targetPlatformMinVersion: null);
var fallbackFrameworks = new IVsNuGetFramework[] { net472 };
var frameworks = new IVsNuGetFramework[] { net472 };
// Act
var actual = target.GetNearest(net5, fallbackFrameworks, frameworks);
// Assert
Assert.Equal(net472, actual);
}
public bool TryParse(string input, out IVsNuGetFramework nuGetFramework)
{
if (input == null)
{
throw new ArgumentNullException(nameof(input));
}
NuGetFramework framework = NuGetFramework.Parse(input);
string targetFrameworkMoniker = framework.DotNetFrameworkName;
string targetPlatformMoniker = framework.DotNetPlatformName;
string targetPlatforMinVersion = null;
nuGetFramework = new VsNuGetFramework(targetFrameworkMoniker, targetPlatformMoniker, targetPlatforMinVersion);
return(framework.IsSpecificFramework);
}
public bool TryParse(string input, out IVsNuGetFramework nuGetFramework)
{
if (input == null)
{
throw new ArgumentNullException(nameof(input));
}
try
{
NuGetFramework framework = NuGetFramework.Parse(input);
string targetFrameworkMoniker = framework.DotNetFrameworkName;
string targetPlatformMoniker = framework.DotNetPlatformName;
string targetPlatforMinVersion = null;
nuGetFramework = new VsNuGetFramework(targetFrameworkMoniker, targetPlatformMoniker, targetPlatforMinVersion);
return(framework.IsSpecificFramework);
}
catch (Exception exception)
{
_telemetryProvider.PostFault(exception, typeof(VsFrameworkParser).FullName);
throw;
}
}
public IVsNuGetFramework GetNearestImpl(IVsNuGetFramework targetFramework, IEnumerable <IVsNuGetFramework> fallbackTargetFrameworks, IEnumerable <IVsNuGetFramework> frameworks)
{
if (targetFramework == null)
{
throw new ArgumentNullException(nameof(targetFramework));
}
if (fallbackTargetFrameworks == null)
{
throw new ArgumentNullException(nameof(fallbackTargetFrameworks));
}
if (frameworks == null)
{
throw new ArgumentNullException(nameof(frameworks));
}
var inputFrameworks = new Dictionary <NuGetFramework, IVsNuGetFramework>();
NuGetFramework ToNuGetFramework(IVsNuGetFramework framework, string paramName)
{
NuGetFramework nugetFramework = MSBuildProjectFrameworkUtility.GetProjectFramework(
projectFilePath: null,
targetFrameworkMoniker: framework.TargetFrameworkMoniker,
targetPlatformMoniker: framework.TargetPlatformMoniker,
targetPlatformMinVersion: framework.TargetPlatformMinVersion);
if (!nugetFramework.IsSpecificFramework)
{
throw new ArgumentException($"Framework '{framework}' could not be parsed", paramName);
}
inputFrameworks[nugetFramework] = framework;
return(nugetFramework);
}
List <NuGetFramework> ToNuGetFrameworks(IEnumerable <IVsNuGetFramework> enumerable, string paramName)
{
var list = new List <NuGetFramework>();
foreach (var framework in enumerable)
{
if (framework == null)
{
throw new ArgumentException("Enumeration contains a null value", paramName);
}
NuGetFramework nugetFramework = ToNuGetFramework(framework, paramName);
list.Add(nugetFramework);
}
return(list);
}
NuGetFramework targetNuGetFramework = ToNuGetFramework(targetFramework, nameof(targetFramework));
List <NuGetFramework> nugetFallbackTargetFrameworks = ToNuGetFrameworks(fallbackTargetFrameworks, nameof(fallbackTargetFrameworks));
List <NuGetFramework> nugetFrameworks = ToNuGetFrameworks(frameworks, nameof(frameworks));
try
{
if (nugetFallbackTargetFrameworks.Count > 0)
{
targetNuGetFramework = new FallbackFramework(targetNuGetFramework, nugetFallbackTargetFrameworks);
}
var reducer = new FrameworkReducer();
var nearest = reducer.GetNearest(targetNuGetFramework, nugetFrameworks);
if (nearest == null)
{
return(null);
}
var originalFrameworkString = inputFrameworks[nearest];
return(originalFrameworkString);
}
catch (Exception exception)
{
_telemetryProvider.PostFault(exception, typeof(VsFrameworkCompatibility).FullName);
throw;
}
}
public IVsNuGetFramework GetNearest(IVsNuGetFramework targetFramework, IEnumerable <IVsNuGetFramework> frameworks)
{
return(GetNearest(targetFramework, Enumerable.Empty <IVsNuGetFramework>(), frameworks));
}