Remove no longer applicable workaround in run-build.ps1. Applied expression bodied properties to solution.

run-build.ps1

@@ -24,9 +24,6 @@ if ($PgoInstrument) {
 
 if ($Sign) {
   $Parameters = "$Parameters -sign /p:SignCoreSdk=true"
-
-  # Workaround https://github.com/dotnet/arcade/issues/1776
-  $WarnAsError = $false
 }
 
 $Parameters = "$Parameters -WarnAsError `$$WarnAsError"

src/core-sdk-tasks/Chmod.cs

@@ -16,15 +16,9 @@ namespace Microsoft.DotNet.Cli.Build
 
         public bool Recursive { get; set; }
 
-        protected override string ToolName
+        protected override string ToolName => "chmod";
-        {
-            get { return "chmod"; }
-        }
 
-        protected override MessageImportance StandardOutputLoggingImportance
+        protected override MessageImportance StandardOutputLoggingImportance => MessageImportance.High;
-        {
-            get { return MessageImportance.High; } // or else the output doesn't get logged by default
-        }
 
         protected override string GenerateFullPathToTool()
         {

src/core-sdk-tasks/Crossgen.cs

@@ -83,22 +83,15 @@ namespace Microsoft.DotNet.Build.Tasks
             return toolResult;
         }
 
-        protected override string ToolName
+        protected override string ToolName => "crossgen2";
-        {
-            get { return "crossgen2"; }
-        }
 
         protected override MessageImportance StandardOutputLoggingImportance
-        {
             // Default is low, but we want to see output at normal verbosity.
-            get { return MessageImportance.Normal; }
+            => MessageImportance.Normal;
-        }
 
         protected override MessageImportance StandardErrorLoggingImportance
-        {
             // This turns stderr messages into msbuild errors below.
-            get { return MessageImportance.High; }
+            => MessageImportance.High;
-        }
 
         protected override void LogEventsFromTextOutput(string singleLine, MessageImportance messageImportance)
         {

src/core-sdk-tasks/DotNetDebTool.cs

@@ -45,10 +45,7 @@ namespace Microsoft.DotNet.Cli.Build
             return $"-v {PackageVersion}";
         }
 
-        protected override MessageImportance StandardOutputLoggingImportance
+        protected override MessageImportance StandardOutputLoggingImportance => MessageImportance.High;
-        {
-            get { return MessageImportance.High; } // or else the output doesn't get logged by default
-        }
 
         protected override string GenerateFullPathToTool()
         {

src/core-sdk-tasks/DotNetTool.cs

@@ -39,15 +39,9 @@ namespace Microsoft.DotNet.Cli.Build
 
         public string WorkingDirectory { get; set; }
 
-        protected override string ToolName
+        protected override string ToolName => $"dotnet{Constants.ExeSuffix}";
-        {
-            get { return $"dotnet{Constants.ExeSuffix}"; }
-        }
 
-        protected override MessageImportance StandardOutputLoggingImportance
+        protected override MessageImportance StandardOutputLoggingImportance => MessageImportance.High;
-        {
-            get { return MessageImportance.High; } // or else the output doesn't get logged by default
-        }
 
         protected override string GenerateFullPathToTool()
         {

src/core-sdk-tasks/ExtractArchiveToDirectory.cs

@@ -189,15 +189,9 @@ namespace Microsoft.DotNet.Build.Tasks
             return false;
         }
 
-        protected override string ToolName
+        protected override string ToolName => "tar";
-        {
-            get { return "tar"; }
-        }
 
-        protected override MessageImportance StandardOutputLoggingImportance
+        protected override MessageImportance StandardOutputLoggingImportance => MessageImportance.High;
-        {
-            get { return MessageImportance.High; } // or else the output doesn't get logged by default
-        }
 
         protected override string GenerateFullPathToTool()
         {

src/core-sdk-tasks/TarGzFileCreateFromDirectory.cs

@@ -93,15 +93,9 @@ namespace Microsoft.DotNet.Build.Tasks
             return base.Execute();
         }
 
-        protected override string ToolName
+        protected override string ToolName => "tar";
-        {
-            get { return "tar"; }
-        }
 
-        protected override MessageImportance StandardOutputLoggingImportance
+        protected override MessageImportance StandardOutputLoggingImportance => MessageImportance.High;
-        {
-            get { return MessageImportance.High; } // or else the output doesn't get logged by default
-        }
 
         protected override string GenerateFullPathToTool()
         {

test/Microsoft.DotNet.Tools.Tests.Utilities/Commands/PackCommand.cs

@@ -16,64 +16,28 @@ namespace Microsoft.DotNet.Tools.Test.Utilities
         private string _versionSuffix;
         private bool _serviceable;
 
-        private string OutputOption
+        private string OutputOption => _outputDirectory == string.Empty ?
-        {
-            get
-            {
-                return _outputDirectory == string.Empty ?
                                            "" :
                                            $"-o \"{_outputDirectory}\"";
-            }
+        private string BuildBasePathOption => _buildBasePath == string.Empty ?
-        }
-        private string BuildBasePathOption
-        {
-            get
-            {
-                return _buildBasePath == string.Empty ?
                                            "" :
                                            $"-b \"{_buildBasePath}\"";
-            }
-        }
 
-        private string TempOutputOption
+        private string TempOutputOption => _tempOutputDirectory == string.Empty ?
-        {
-            get
-            {
-                return _tempOutputDirectory == string.Empty ?
                                            "" :
                                            $"-t {_tempOutputDirectory}";
-            }
-        }
 
-        private string ConfigurationOption
+        private string ConfigurationOption => _configuration == string.Empty ?
-        {
-            get
-            {
-                return _configuration == string.Empty ?
                                            "" :
                                            $"-c {_configuration}";
-            }
-        }
 
-        private string VersionSuffixOption
+        private string VersionSuffixOption => _versionSuffix == string.Empty ?
-        {
-            get
-            {
-                return _versionSuffix == string.Empty ?
                                            "" :
                                            $"--version-suffix {_versionSuffix}";
-            }
-        }
 
-        private string ServiceableOption
+        private string ServiceableOption => _serviceable ?
-        {
-            get
-            {
-                return _serviceable ?
                                 $"--serviceable" :
                                 "";
-            }
-        }
 
         public PackCommand WithConfiguration(string configuration)
         {

test/Microsoft.DotNet.Tools.Tests.Utilities/TempFileSystem/PathUtilities.cs

@@ -19,13 +19,7 @@ namespace Microsoft.DotNet.Tools.Test.Utilities
         internal static readonly string DirectorySeparatorStr = new string(DirectorySeparatorChar, 1);
         internal const char VolumeSeparatorChar = ':';
 
-        private static bool IsUnixLikePlatform
+        private static bool IsUnixLikePlatform => Path.DirectorySeparatorChar == '/';
-        {
-            get
-            {
-                return Path.DirectorySeparatorChar == '/';
-            }
-        }
 
         internal static bool IsDirectorySeparator(char c)
         {

test/Microsoft.DotNet.Tools.Tests.Utilities/TempFileSystem/TempDirectory.cs

@@ -42,12 +42,9 @@ namespace Microsoft.DotNet.Tools.Test.Utilities
                 }
             }
         }
- 
+
-        public string Path
+        public string Path => _path;
-        {
+
-            get { return _path; }
-        }
- 
         public DirectoryInfo DirectoryInfo => new DirectoryInfo(Path);
 
         /// <summary>

test/Microsoft.DotNet.Tools.Tests.Utilities/TempFileSystem/TempFile.cs

@@ -55,12 +55,9 @@ namespace Microsoft.DotNet.Tools.Test.Utilities
         {
             return new FileStream(_path, FileMode.Open, access);
         }
- 
+
-        public string Path
+        public string Path => _path;
-        {
+
-            get { return _path; }
-        }
- 
         public TempFile WriteAllText(string content, Encoding encoding)
         {
             File.WriteAllText(_path, content, encoding);

test/Microsoft.DotNet.Tools.Tests.Utilities/TestAssetInventoryFiles.cs

@@ -73,17 +73,11 @@ namespace Microsoft.DotNet.TestFramework
             Build = new FileInfo(Path.Combine(inventoryFileDirectory.FullName, "build.txt"));
         }
 
-        public IEnumerable<FileInfo> AllInventoryFiles
+        public IEnumerable<FileInfo> AllInventoryFiles => new List<FileInfo>
-        {
-            get
-            {
-                return new List<FileInfo>
                 {
                     Source,
                     Restore,
                     Build
                 };
-            }
-        }
     }
 }

test/Microsoft.DotNet.Tools.Tests.Utilities/TestBase.cs

@@ -34,13 +34,7 @@ namespace Microsoft.DotNet.Tools.Test.Utilities
             }
         }
 
-        protected static string RepoRoot
+        protected static string RepoRoot => RepoDirectoriesProvider.RepoRoot;
-        {
-            get
-            {
-                return RepoDirectoriesProvider.RepoRoot;
-            }
-        }
 
         public static TestAssets TestAssets
         {