Fix IDE0090 (#2211)

src/Runner.Worker/Container/ContainerInfo.cs

@@ -15,7 +15,7 @@ namespace GitHub.Runner.Worker.Container
         private IDictionary<string, string> _userPortMappings;
         private List<PortMapping> _portMappings;
         private IDictionary<string, string> _environmentVariables;
-        private List<PathMapping> _pathMappings = new List<PathMapping>();
+        private List<PathMapping> _pathMappings = new();
 
         public ContainerInfo()
         {

src/Runner.Worker/Container/DockerCommandManager.cs

@@ -60,7 +60,7 @@ namespace GitHub.Runner.Worker.Container
             context.Output($"Docker client API version: {clientVersionStr}");
 
             // we interested about major.minor.patch version
-            Regex verRegex = new Regex("\\d+\\.\\d+(\\.\\d+)?", RegexOptions.IgnoreCase);
+            Regex verRegex = new("\\d+\\.\\d+(\\.\\d+)?", RegexOptions.IgnoreCase);
 
             Version serverVersion = null;
             var serverVersionMatchResult = verRegex.Match(serverVersionStr);
@@ -309,7 +309,7 @@ namespace GitHub.Runner.Worker.Container
             string arg = $"exec {options} {containerId} {command}".Trim();
             context.Command($"{DockerPath} {arg}");
 
-            object outputLock = new object();
+            object outputLock = new();
             var processInvoker = HostContext.CreateService<IProcessInvoker>();
             processInvoker.OutputDataReceived += delegate (object sender, ProcessDataReceivedEventArgs message)
             {
@@ -447,7 +447,7 @@ namespace GitHub.Runner.Worker.Container
             string arg = $"{command} {options}".Trim();
             context.Command($"{DockerPath} {arg}");
 
-            List<string> output = new List<string>();
+            List<string> output = new();
             var processInvoker = HostContext.CreateService<IProcessInvoker>();
             processInvoker.OutputDataReceived += delegate (object sender, ProcessDataReceivedEventArgs message)
             {

src/Runner.Worker/Container/DockerUtil.cs

@@ -6,8 +6,8 @@ namespace GitHub.Runner.Worker.Container
 {
     public class DockerUtil
     {
-        private static readonly Regex QuoteEscape = new Regex(@"(\\*)" + "\"", RegexOptions.Compiled);
-        private static readonly Regex EndOfStringEscape = new Regex(@"(\\+)$", RegexOptions.Compiled);
+        private static readonly Regex QuoteEscape = new(@"(\\*)" + "\"", RegexOptions.Compiled);
+        private static readonly Regex EndOfStringEscape = new(@"(\\+)$", RegexOptions.Compiled);
 
         public static List<PortMapping> ParseDockerPort(IList<string> portMappingLines)
         {
@@ -19,7 +19,7 @@ namespace GitHub.Runner.Worker.Container
             //"TARGET_PORT/PROTO -> HOST:HOST_PORT"
             string pattern = $"^(?<{targetPort}>\\d+)/(?<{proto}>\\w+) -> (?<{host}>.+):(?<{hostPort}>\\d+)$";
 
-            List<PortMapping> portMappings = new List<PortMapping>();
+            List<PortMapping> portMappings = new();
             foreach (var line in portMappingLines)
             {
                 Match m = Regex.Match(line, pattern, RegexOptions.None, TimeSpan.FromSeconds(1));