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Change help structure in dotnet test #47288

Merged
Original file line number Diff line number Diff line change
Expand Up @@ -2,8 +2,10 @@
// Licensed under the MIT license. See LICENSE file in the project root for full license information.

using System.Collections.Concurrent;
using System.CommandLine.Help;
using System.Globalization;
using System.Text.RegularExpressions;
using Microsoft.DotNet.Cli;
using Microsoft.Testing.Platform.Helpers;
using LocalizableStrings = Microsoft.DotNet.Tools.Test.LocalizableStrings;

Expand Down Expand Up @@ -1037,7 +1039,51 @@ public void TestInProgress(
_terminalWithProgress.UpdateWorker(asm.SlotIndex);
}

public void WriteHeading(string? heading, string? description)
public void WritePlatformAndExtensionOptions(HelpContext context,
IEnumerable<CommandLineOption> builtInOptions,
IEnumerable<CommandLineOption> nonBuiltInOptions,
Dictionary<bool, List<(string[], string[])>> moduleToMissingOptions)
{
if (_wasCancelled)
{
return;
}

if (builtInOptions.Any())
{
WriteOtherOptionsSection(context, LocalizableStrings.HelpPlatformOptions, builtInOptions);
context.Output.WriteLine();
}

if (nonBuiltInOptions.Any())
{
WriteOtherOptionsSection(context, LocalizableStrings.HelpExtensionOptions, nonBuiltInOptions);
context.Output.WriteLine();
}
WriteModulesToMissingOptionsToConsole(moduleToMissingOptions);
}

private void WriteOtherOptionsSection(HelpContext context, string title, IEnumerable<CommandLineOption> options)
{
List<TwoColumnHelpRow> optionRows = [];

foreach (var option in options)
{
if (option.IsHidden != true)
{
optionRows.Add(new TwoColumnHelpRow($"--{option.Name}", option.Description));
}
}

if (optionRows.Count > 0)
{
WriteHeading(title, null);
context.HelpBuilder.WriteColumns(optionRows, context);
}
}


private void WriteHeading(string? heading, string? description)
{
if (!string.IsNullOrWhiteSpace(heading))
{
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -18,6 +18,7 @@ public IEnumerable<Action<HelpContext>> CustomHelpLayout()
{
yield return (context) =>
{
WriteHelpOptions(context);
Console.WriteLine(LocalizableStrings.HelpWaitingForOptionsAndExtensions);

Run(context.ParseResult);
Expand All @@ -27,43 +28,24 @@ public IEnumerable<Action<HelpContext>> CustomHelpLayout()
return;
}

WriteCustomHelp(context);
};
}
Dictionary<bool, List<CommandLineOption>> allOptions = GetAllOptions();
allOptions.TryGetValue(true, out List<CommandLineOption> builtInOptions);
allOptions.TryGetValue(false, out List<CommandLineOption> nonBuiltInOptions);

private void WriteCustomHelp(HelpContext context)
{
var allOptions = GetAllOptions();
var builtInOptions = GetOptionNames(allOptions, isBuiltIn: true);
var nonBuiltInOptions = GetOptionNames(allOptions, isBuiltIn: false);
var moduleToMissingOptions = GetModulesToMissingOptions(_moduleNamesToCommandLineOptions, builtInOptions, nonBuiltInOptions);
Dictionary<bool, List<(string[], string[])>> moduleToMissingOptions = GetModulesToMissingOptions(_moduleNamesToCommandLineOptions, builtInOptions.Select(option => option.Name), nonBuiltInOptions.Select(option => option.Name));

WriteHelpSections(context, allOptions, moduleToMissingOptions);
_output.WritePlatformAndExtensionOptions(context, builtInOptions, nonBuiltInOptions, moduleToMissingOptions);
};
}

private static IEnumerable<string> GetOptionNames(Dictionary<bool, List<CommandLineOption>> allOptions, bool isBuiltIn) => allOptions.TryGetValue(isBuiltIn, out var options) ? options.Select(option => option.Name) : [];

private void WriteHelpSections(HelpContext context, Dictionary<bool, List<CommandLineOption>> allOptions, Dictionary<bool, List<(string[], string[])>> moduleToMissingOptions)
private void WriteHelpOptions(HelpContext context)
{
HelpBuilder.Default.SynopsisSection()(context);
context.Output.WriteLine();
WriteUsageSection(context);
context.Output.WriteLine();
HelpBuilder.Default.OptionsSection()(context);
context.Output.WriteLine();

if (allOptions.TryGetValue(true, out var builtInOptions) && builtInOptions.Count > 0)
{
WriteOtherOptionsSection(context, LocalizableStrings.HelpPlatformOptions, builtInOptions);
context.Output.WriteLine();
}

if (allOptions.TryGetValue(false, out var extensionOptions) && extensionOptions.Count > 0)
{
WriteOtherOptionsSection(context, LocalizableStrings.HelpExtensionOptions, extensionOptions);
context.Output.WriteLine();
}
_output.WriteModulesToMissingOptionsToConsole(moduleToMissingOptions);
}

private static void WriteUsageSection(HelpContext context)
Expand Down Expand Up @@ -109,25 +91,6 @@ private static string FormatHelpOption(string option)
return $"[{option.Trim(':').ToLower()}]";
}

private void WriteOtherOptionsSection(HelpContext context, string title, List<CommandLineOption> options)
{
List<TwoColumnHelpRow> optionRows = [];

foreach (var option in options)
{
if ((bool)!option.IsHidden)
{
optionRows.Add(new TwoColumnHelpRow($"--{option.Name}", option.Description));
}
}

if (optionRows.Count > 0)
{
_output.WriteHeading(title, null);
context.HelpBuilder.WriteColumns(optionRows, context);
}
}

private void OnHelpRequested(object sender, HelpEventArgs args)
{
CommandLineOption[] commandLineOptionMessages = args.CommandLineOptions;
Expand Down