PowerShell · rjmholt · Aug 9, 2021 · Aug 3, 2021 · Aug 3, 2021 · Aug 3, 2021
diff --git a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/DebugRunspaceCommand.cs b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/DebugRunspaceCommand.cs
@@ -103,7 +103,6 @@ public Guid InstanceId
         /// <summary>
         /// Gets or sets a flag that tells PowerShell to automatically perform a BreakAll when the debugger is attached to the remote target.
         /// </summary>
-        [Experimental("Microsoft.PowerShell.Utility.PSManageBreakpointsInRunspace", ExperimentAction.Show)]
         [Parameter]
         public SwitchParameter BreakAll { get; set; }
 

diff --git a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/ImportPowerShellDataFile.cs b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/ImportPowerShellDataFile.cs
@@ -42,7 +42,6 @@ public string[] LiteralPath
         /// <summary>
         /// Gets or sets switch that determines if built-in limits are applied to the data.
         /// </summary>
-        [Experimental("Microsoft.PowerShell.Utility.PSImportPSDataFileSkipLimitCheck", ExperimentAction.Show)]
         [Parameter]
         public SwitchParameter SkipLimitCheck { get; set; }
 

diff --git a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/PSBreakpointCommandBase.cs b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/PSBreakpointCommandBase.cs
@@ -16,7 +16,6 @@ public abstract class PSBreakpointCommandBase : PSCmdlet
         /// <summary>
         /// Gets or sets the runspace where the breakpoints will be used.
         /// </summary>
-        [Experimental("Microsoft.PowerShell.Utility.PSManageBreakpointsInRunspace", ExperimentAction.Show)]
         [Parameter]
         [ValidateNotNull]
         [Runspace]

diff --git a/src/Microsoft.PowerShell.ConsoleHost/host/msh/ConsoleHostUserInterface.cs b/src/Microsoft.PowerShell.ConsoleHost/host/msh/ConsoleHostUserInterface.cs
@@ -63,29 +63,26 @@ internal ConsoleHostUserInterface(ConsoleHost parent)
             SupportsVirtualTerminal = true;
             _isInteractiveTestToolListening = false;
 
-            if (ExperimentalFeature.IsEnabled("PSAnsiRendering"))
+            // check if TERM env var is set
+            // `dumb` means explicitly don't use VT
+            // `xterm-mono` and `xtermm` means support VT, but emit plaintext
+            switch (Environment.GetEnvironmentVariable("TERM"))
             {
-                // check if TERM env var is set
-                // `dumb` means explicitly don't use VT
-                // `xterm-mono` and `xtermm` means support VT, but emit plaintext
-                switch (Environment.GetEnvironmentVariable("TERM"))
-                {
-                    case "dumb":
-                        SupportsVirtualTerminal = false;
-                        break;
-                    case "xterm-mono":
-                    case "xtermm":
-                        PSStyle.Instance.OutputRendering = OutputRendering.PlainText;
-                        break;
-                    default:
-                        break;
-                }
-
-                // widely supported by CLI tools via https://no-color.org/
-                if (Environment.GetEnvironmentVariable("NO_COLOR") != null)
-                {
+                case "dumb":
+                    SupportsVirtualTerminal = false;
+                    break;
+                case "xterm-mono":
+                case "xtermm":
                     PSStyle.Instance.OutputRendering = OutputRendering.PlainText;
-                }
+                    break;
+                default:
+                    break;
+            }
+
+            // widely supported by CLI tools via https://no-color.org/
+            if (Environment.GetEnvironmentVariable("NO_COLOR") != null)
+            {
+                PSStyle.Instance.OutputRendering = OutputRendering.PlainText;
             }
 
             if (SupportsVirtualTerminal)
@@ -1216,7 +1213,7 @@ public override void WriteDebugLine(string message)
             }
             else
             {
-                if (SupportsVirtualTerminal && ExperimentalFeature.IsEnabled("PSAnsiRendering"))
+                if (SupportsVirtualTerminal)
                 {
                     WriteLine(Utils.GetFormatStyleString(Utils.FormatStyle.Debug) + StringUtil.Format(ConsoleHostUserInterfaceStrings.DebugFormatString, message) + PSStyle.Instance.Reset);
                 }
@@ -1277,7 +1274,7 @@ public override void WriteVerboseLine(string message)
             }
             else
             {
-                if (SupportsVirtualTerminal && ExperimentalFeature.IsEnabled("PSAnsiRendering"))
+                if (SupportsVirtualTerminal)
                 {
                     WriteLine(Utils.GetFormatStyleString(Utils.FormatStyle.Verbose) + StringUtil.Format(ConsoleHostUserInterfaceStrings.VerboseFormatString, message) + PSStyle.Instance.Reset);
                 }
@@ -1321,7 +1318,7 @@ public override void WriteWarningLine(string message)
             }
             else
             {
-                if (SupportsVirtualTerminal && ExperimentalFeature.IsEnabled("PSAnsiRendering"))
+                if (SupportsVirtualTerminal)
                 {
                     WriteLine(Utils.GetFormatStyleString(Utils.FormatStyle.Warning) + StringUtil.Format(ConsoleHostUserInterfaceStrings.WarningFormatString, message) + PSStyle.Instance.Reset);
                 }
@@ -1393,7 +1390,7 @@ public override void WriteErrorLine(string value)
             {
                 if (writer == _parent.ConsoleTextWriter)
                 {
-                    if (SupportsVirtualTerminal && ExperimentalFeature.IsEnabled("PSAnsiRendering"))
+                    if (SupportsVirtualTerminal)
                     {
                         WriteLine(value);
                     }

diff --git a/src/Microsoft.PowerShell.ConsoleHost/host/msh/ConsoleHostUserInterfaceProgress.cs b/src/Microsoft.PowerShell.ConsoleHost/host/msh/ConsoleHostUserInterfaceProgress.cs
@@ -48,7 +48,7 @@ class ConsoleHostUserInterface : System.Management.Automation.Host.PSHostUserInt
 
                 _pendingProgress = null;
 
-                if (SupportsVirtualTerminal && ExperimentalFeature.IsEnabled(ExperimentalFeature.PSAnsiProgressFeatureName) && PSStyle.Instance.Progress.UseOSCIndicator)
+                if (SupportsVirtualTerminal && PSStyle.Instance.Progress.UseOSCIndicator)
                 {
                     // OSC sequence to turn off progress indicator
                     // https://github.com/microsoft/terminal/issues/6700
@@ -99,7 +99,7 @@ class ConsoleHostUserInterface : System.Management.Automation.Host.PSHostUserInt
             {
                 // Update the progress pane only when the timer set up the update flag or WriteProgress is completed.
                 // As a result, we do not block WriteProgress and whole script and eliminate unnecessary console locks and updates.
-                if (SupportsVirtualTerminal && ExperimentalFeature.IsEnabled(ExperimentalFeature.PSAnsiProgressFeatureName) && PSStyle.Instance.Progress.UseOSCIndicator)
+                if (SupportsVirtualTerminal && PSStyle.Instance.Progress.UseOSCIndicator)
                 {
                     int percentComplete = record.PercentComplete;
                     if (percentComplete < 0)
@@ -115,7 +115,7 @@ class ConsoleHostUserInterface : System.Management.Automation.Host.PSHostUserInt
                 }
 
                 // If VT is not supported, we change ProgressView to classic
-                if (!SupportsVirtualTerminal && ExperimentalFeature.IsEnabled(ExperimentalFeature.PSAnsiProgressFeatureName))
+                if (!SupportsVirtualTerminal)
                 {
                     PSStyle.Instance.Progress.View = ProgressView.Classic;
                 }

diff --git a/src/Microsoft.PowerShell.ConsoleHost/host/msh/ProgressNode.cs b/src/Microsoft.PowerShell.ConsoleHost/host/msh/ProgressNode.cs
@@ -353,7 +353,7 @@ private static void RenderFullDescription(string description, string indent, int
 
         internal static bool IsMinimalProgressRenderingEnabled()
         {
-            return ExperimentalFeature.IsEnabled(ExperimentalFeature.PSAnsiProgressFeatureName) && PSStyle.Instance.Progress.View == ProgressView.Minimal;
+            return PSStyle.Instance.Progress.View == ProgressView.Minimal;
         }
 
         /// <summary>

diff --git a/src/Microsoft.PowerShell.ConsoleHost/host/msh/ProgressPane.cs b/src/Microsoft.PowerShell.ConsoleHost/host/msh/ProgressPane.cs
@@ -115,7 +115,7 @@ class ProgressPane
 
                     // create cleared region to clear progress bar later
                     _savedRegion = tempProgressRegion;
-                    if (ExperimentalFeature.IsEnabled(ExperimentalFeature.PSAnsiProgressFeatureName) && PSStyle.Instance.Progress.View != ProgressView.Minimal)
+                    if (PSStyle.Instance.Progress.View != ProgressView.Minimal)
                     {
                         for (int row = 0; row < rows; row++)
                         {

diff --git a/...ystem.Management.Automation/FormatAndOutput/DefaultFormatters/FileSystem_format_ps1xml.cs b/...ystem.Management.Automation/FormatAndOutput/DefaultFormatters/FileSystem_format_ps1xml.cs
@@ -42,27 +42,24 @@ internal static IEnumerable<ExtendedTypeDefinition> GetFormatData()
         private static IEnumerable<FormatViewDefinition> ViewsOf_FileSystemTypes(CustomControl[] sharedControls)
         {
 #if UNIX
-            if (ExperimentalFeature.IsEnabled("PSUnixFileStat"))
-            {
-                yield return new FormatViewDefinition("childrenWithUnixStat",
-                    TableControl.Create()
-                        .GroupByProperty("PSParentPath", customControl: sharedControls[0])
-                        .AddHeader(Alignment.Left, label: "UnixMode", width: 10)
-                        .AddHeader(Alignment.Left, label: "User", width: 16)
-                        .AddHeader(Alignment.Left, label: "Group", width: 16)
-                        .AddHeader(Alignment.Right, label: "LastWriteTime", width: 18)
-                        .AddHeader(Alignment.Right, label: "Size", width: 14)
-                        .AddHeader(Alignment.Left, label: "Name")
-                        .StartRowDefinition(wrap: true)
-                            .AddPropertyColumn("UnixMode")
-                            .AddPropertyColumn("User")
-                            .AddPropertyColumn("Group")
-                            .AddScriptBlockColumn(scriptBlock: @"'{0:d} {0:HH}:{0:mm}' -f $_.LastWriteTime")
-                            .AddPropertyColumn("Size")
-                            .AddPropertyColumn("NameString")
-                        .EndRowDefinition()
-                    .EndTable());
-            }
+            yield return new FormatViewDefinition("childrenWithUnixStat",
+                TableControl.Create()
+                    .GroupByProperty("PSParentPath", customControl: sharedControls[0])
+                    .AddHeader(Alignment.Left, label: "UnixMode", width: 10)
+                    .AddHeader(Alignment.Left, label: "User", width: 16)
+                    .AddHeader(Alignment.Left, label: "Group", width: 16)
+                    .AddHeader(Alignment.Right, label: "LastWriteTime", width: 18)
+                    .AddHeader(Alignment.Right, label: "Size", width: 14)
+                    .AddHeader(Alignment.Left, label: "Name")
+                    .StartRowDefinition(wrap: true)
+                        .AddPropertyColumn("UnixMode")
+                        .AddPropertyColumn("User")
+                        .AddPropertyColumn("Group")
+                        .AddScriptBlockColumn(scriptBlock: @"'{0:d} {0:HH}:{0:mm}' -f $_.LastWriteTime")
+                        .AddPropertyColumn("Size")
+                        .AddPropertyColumn("NameString")
+                    .EndRowDefinition()
+                .EndTable());
 #endif
 
             yield return new FormatViewDefinition("children",

diff --git a/src/System.Management.Automation/FormatAndOutput/common/ListWriter.cs b/src/System.Management.Automation/FormatAndOutput/common/ListWriter.cs
@@ -222,25 +222,11 @@ private void WriteSingleLineHelper(string prependString, string line, LineOutput
             {
                 if (k == 0)
                 {
-                    if (ExperimentalFeature.IsEnabled("PSAnsiRendering"))
-                    {
-                        lo.WriteLine(PSStyle.Instance.Formatting.FormatAccent + prependString + PSStyle.Instance.Reset + sc[k]);
-                    }
-                    else
-                    {
-                        lo.WriteLine(prependString + sc[k]);
-                    }
+                    lo.WriteLine(PSStyle.Instance.Formatting.FormatAccent + prependString + PSStyle.Instance.Reset + sc[k]);
                 }
                 else
                 {
-                    if (ExperimentalFeature.IsEnabled("PSAnsiRendering"))
-                    {
-                        lo.WriteLine(padding + PSStyle.Instance.Formatting.FormatAccent + PSStyle.Instance.Reset + sc[k]);
-                    }
-                    else
-                    {
-                        lo.WriteLine(padding + sc[k]);
-                    }
+                    lo.WriteLine(padding + PSStyle.Instance.Formatting.FormatAccent + PSStyle.Instance.Reset + sc[k]);
                 }
             }
         }

diff --git a/src/System.Management.Automation/FormatAndOutput/common/TableWriter.cs b/src/System.Management.Automation/FormatAndOutput/common/TableWriter.cs
@@ -43,7 +43,6 @@ private sealed class ScreenInfo
         private ScreenInfo _si;
 
         private const char ESC = '\u001b';
-        private const string ResetConsoleVt100Code = "\u001b[m";
 
         private List<string> _header;
 
@@ -156,14 +155,7 @@ internal int GenerateHeader(string[] values, LineOutput lo)
             {
                 foreach (string line in _header)
                 {
-                    if (ExperimentalFeature.IsEnabled("PSAnsiRendering"))
-                    {
-                        lo.WriteLine(PSStyle.Instance.Formatting.TableHeader + line + PSStyle.Instance.Reset);
-                    }
-                    else
-                    {
-                        lo.WriteLine(line);
-                    }
+                    lo.WriteLine(PSStyle.Instance.Formatting.TableHeader + line + PSStyle.Instance.Reset);
                 }
 
                 return _header.Count;
@@ -241,7 +233,7 @@ internal void GenerateRow(string[] values, LineOutput lo, bool multiLine, ReadOn
                 foreach (string line in GenerateTableRow(values, currentAlignment, lo.DisplayCells))
                 {
                     generatedRows?.Add(line);
-                    if (ExperimentalFeature.IsEnabled("PSAnsiRendering") && isHeader)
+                    if (isHeader)
                     {
                         lo.WriteLine(PSStyle.Instance.Formatting.TableHeader + line + PSStyle.Instance.Reset);
                     }
@@ -255,7 +247,7 @@ internal void GenerateRow(string[] values, LineOutput lo, bool multiLine, ReadOn
             {
                 string line = GenerateRow(values, currentAlignment, dc);
                 generatedRows?.Add(line);
-                if (ExperimentalFeature.IsEnabled("PSAnsiRendering") && isHeader)
+                if (isHeader)
                 {
                     lo.WriteLine(PSStyle.Instance.Formatting.TableHeader + line + PSStyle.Instance.Reset);
                 }
@@ -469,15 +461,7 @@ private string GenerateRow(string[] values, ReadOnlySpan<int> alignment, Display
                 if (values[k].Contains(ESC))
                 {
                     // Reset the console output if the content of this column contains ESC
-                    if (ExperimentalFeature.IsEnabled("PSAnsiRendering"))
-                    {
-                        // Remove definition of `ResetConsoleVt10Code` when PSAnsiRendering is not experimental
-                        sb.Append(PSStyle.Instance.Reset);
-                    }
-                    else
-                    {
-                        sb.Append(ResetConsoleVt100Code);
-                    }
+                    sb.Append(PSStyle.Instance.Reset);
                 }
             }
 

diff --git a/src/System.Management.Automation/engine/ExperimentalFeature/ExperimentalFeature.cs b/src/System.Management.Automation/engine/ExperimentalFeature/ExperimentalFeature.cs
@@ -21,7 +21,6 @@ public class ExperimentalFeature
         #region Const Members
 
         internal const string EngineSource = "PSEngine";
-        internal const string PSAnsiProgressFeatureName = "PSAnsiProgress";
         internal const string PSNativeCommandArgumentPassingFeatureName = "PSNativeCommandArgumentPassing";
 
         #endregion
@@ -111,29 +110,12 @@ static ExperimentalFeature()
                 new ExperimentalFeature(
                     name: "PSCommandNotFoundSuggestion",
                     description: "Recommend potential commands based on fuzzy search on a CommandNotFoundException"),
-#if UNIX
-                new ExperimentalFeature(
-                    name: "PSUnixFileStat",
-                    description: "Provide unix permission information for files and directories"),
-#endif
-                new ExperimentalFeature(
-                    name: "PSCultureInvariantReplaceOperator",
-                    description: "Use culture invariant to-string convertor for lval in replace operator"),
                 new ExperimentalFeature(
                     name: "PSNativePSPathResolution",
                     description: "Convert PSPath to filesystem path, if possible, for native commands"),
-                new ExperimentalFeature(
-                    name: "PSNotApplyErrorActionToStderr",
-                    description: "Don't have $ErrorActionPreference affect stderr output"),
                 new ExperimentalFeature(
                     name: "PSSubsystemPluginModel",
                     description: "A plugin model for registering and un-registering PowerShell subsystems"),
-                new ExperimentalFeature(
-                    name: "PSAnsiRendering",
-                    description: "Enable $PSStyle variable to control ANSI rendering of strings"),
-                new ExperimentalFeature(
-                    name: PSAnsiProgressFeatureName,
-                    description: "Enable lightweight progress bar that leverages ANSI codes for rendering"),
                 new ExperimentalFeature(
                     name: PSNativeCommandArgumentPassingFeatureName,
                     description: "Use ArgumentList when invoking a native command"),

diff --git a/src/System.Management.Automation/engine/MshCommandRuntime.cs b/src/System.Management.Automation/engine/MshCommandRuntime.cs
@@ -2839,7 +2839,7 @@ internal void _WriteErrorSkipAllowCheck(ErrorRecord errorRecord, ActionPreferenc
                 this.PipelineProcessor.LogExecutionError(_thisCommand.MyInvocation, errorRecord);
             }
 
-            if (!(ExperimentalFeature.IsEnabled("PSNotApplyErrorActionToStderr") && isNativeError))
+            if (!isNativeError)
             {
                 this.PipelineProcessor.ExecutionFailed = true;