upgrade core version to net6.0

samples/BuilderApp/BuilderApp.csproj

@@ -2,7 +2,7 @@
 
  <PropertyGroup>
  <OutputType>Exe</OutputType>
- <TargetFrameworks>net472;netcoreapp3.1;net6.0</TargetFrameworks>
+ <TargetFrameworks>net472;net6.0</TargetFrameworks>
  <CopyLocalLockFileAssemblies>false</CopyLocalLockFileAssemblies>
  <IsPackable>false</IsPackable>
  </PropertyGroup>

src/MSBuildLocator.Tests/Microsoft.Build.Locator.Tests.csproj

@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
  <PropertyGroup>
- <TargetFrameworks>net472;netcoreapp3.1</TargetFrameworks>
+ <TargetFrameworks>net472;net6.0</TargetFrameworks>
  <IsPackable>false</IsPackable>
  <SignAssembly>true</SignAssembly>
  <AssemblyOriginatorKeyFile>..\MSBuildLocator\key.snk</AssemblyOriginatorKeyFile>

src/MSBuildLocator/DotNetSdkLocationHelper.cs

@@ -17,6 +17,7 @@ internal static class DotNetSdkLocationHelper
  private static readonly Regex DotNetBasePathRegex = new Regex("Base Path:(.*)$", RegexOptions.Multiline);
  private static readonly Regex VersionRegex = new Regex(@"^(\d+)\.(\d+)\.(\d+)", RegexOptions.Multiline);
  private static readonly Regex SdkRegex = new Regex(@"(\S+) \[(.*?)]$", RegexOptions.Multiline);
+ private static readonly bool IsWindows = RuntimeInformation.IsOSPlatform(OSPlatform.Windows);
 
  public static VisualStudioInstance GetInstance(string dotNetSdkPath)
  { 
@@ -98,7 +99,13 @@ private static string FindDotnetFromEnvironmentVariable(string environmentVariab
  string fullPathToDotnetFromRoot = Path.Combine(dotnet_root, exeName);
  if (File.Exists(fullPathToDotnetFromRoot))
  {
- return realpath(fullPathToDotnetFromRoot) ?? fullPathToDotnetFromRoot;
+ if (!IsWindows)
+ {
+ fullPathToDotnetFromRoot = realpath(fullPathToDotnetFromRoot) ?? fullPathToDotnetFromRoot;
+ return File.Exists(fullPathToDotnetFromRoot) ? Path.GetDirectoryName(fullPathToDotnetFromRoot) : null;
+ }
+
+ return dotnet_root;
  }
  }
 
@@ -108,8 +115,7 @@ private static string FindDotnetFromEnvironmentVariable(string environmentVariab
  private static IEnumerable<string> GetDotNetBasePaths(string workingDirectory)
  {
  string dotnetPath = null;
- bool isWindows = RuntimeInformation.IsOSPlatform(OSPlatform.Windows);
- string exeName = isWindows ? "dotnet.exe" : "dotnet";
+ string exeName = IsWindows ? "dotnet.exe" : "dotnet";
 
  // First check for the DOTNET_ROOT environment variable, as it's often there as with, for example, dotnet format.
  if (IntPtr.Size == 4)
@@ -135,10 +141,15 @@ private static IEnumerable<string> GetDotNetBasePaths(string workingDirectory)
  string filePath = Path.Combine(dir, exeName);
  if (File.Exists(filePath))
  {
- if (!isWindows)
+ if (!IsWindows)
  {
  filePath = realpath(filePath) ?? filePath;
- if (!File.Exists(filePath))
+ if (File.Exists(filePath))
+ {
+ dotnetPath = Path.GetDirectoryName(filePath);
+ break;
+ }
+ else
  {
  continue;
  }

src/MSBuildLocator/Microsoft.Build.Locator.csproj

@@ -2,7 +2,7 @@
 
  <PropertyGroup>
  <OutputType>Library</OutputType>
- <TargetFrameworks>net46;netcoreapp3.1</TargetFrameworks>
+ <TargetFrameworks>net46;net6.0</TargetFrameworks>
  <DebugType>full</DebugType>
 
  <CopyLocalLockFileAssemblies>false</CopyLocalLockFileAssemblies>