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Merge pull request #6276 from wli3/replace-dotnet-help-parser

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replace dotnet help parser with CliCommandLineParser
This commit is contained in:
Livar 2017-04-11 09:34:53 -07:00 • committed by GitHub
commit b3e02565ab
10 changed files with 191 additions and 82 deletions
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2
Microsoft.DotNet.Cli.sln
View file

@ -166,6 +166,8 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "dotnet.Tests", "test\dotnet
EndProject
Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "dotnet-build.Tests", "test\dotnet-build.Tests\dotnet-build.Tests.csproj", "{BBB5A4C8-CD2D-4A6A-9159-0FEAF84B745E}"
EndProject
Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "dotnet-help.Tests", "test\dotnet-help.Tests\dotnet-help.Tests.csproj", "{8AA88E83-6A98-4AD6-86EB-2ED4F6EDA17F}"
EndProject
Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "dotnet-migrate.Tests", "test\dotnet-migrate.Tests\dotnet-migrate.Tests.csproj", "{726D2CB9-80E5-4496-9C86-910AC452C45E}"
EndProject
Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "dotnet-msbuild.Tests", "test\dotnet-msbuild.Tests\dotnet-msbuild.Tests.csproj", "{EF745C56-0350-4C42-AA22-86D592E1D8D5}"

2
build/DependencyVersions.props
View file

@ -16,7 +16,7 @@
<TemplateEngineTemplate2_0Version>1.0.0-beta2-20170410-189</TemplateEngineTemplate2_0Version>
<PlatformAbstractionsVersion>1.0.3</PlatformAbstractionsVersion>
<DependencyModelVersion>1.0.3</DependencyModelVersion>
<CliCommandLineParserVersion>0.1.0-alpha-140</CliCommandLineParserVersion>
<CliCommandLineParserVersion>0.1.0-alpha-142</CliCommandLineParserVersion>
</PropertyGroup>

2
src/dotnet/Parser.cs
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@ -2,6 +2,7 @@
// Licensed under the MIT license. See LICENSE file in the project root for full license information.
using Microsoft.DotNet.Cli.CommandLine;
using Microsoft.DotNet.Tools.Help;
using static System.Environment;
using static Microsoft.DotNet.Cli.CommandLine.LocalizableStrings;
using LocalizableStrings = Microsoft.DotNet.Tools.Run.LocalizableStrings;
@ -47,6 +48,7 @@ namespace Microsoft.DotNet.Cli
ListCommandParser.List(),
NuGetCommandParser.NuGet(),
StoreCommandParser.Store(),
HelpCommandParser.Help(),
Create.Command("msbuild", ""),
Create.Command("vstest", ""),
CompleteCommandParser.Complete(),

118
src/dotnet/commands/dotnet-help/HelpCommand.cs
View file

@ -1,107 +1,66 @@
// Copyright (c) .NET Foundation and contributors. All rights reserved.
// Licensed under the MIT license. See LICENSE file in the project root for full license information.
using System;
using System.Diagnostics;
using System.Reflection;
using System.Linq;
using System.Runtime.InteropServices;
using Microsoft.DotNet.Cli;
using Microsoft.DotNet.Cli.CommandLine;
using Microsoft.DotNet.Cli.Utils;
using Microsoft.DotNet.Cli;
using Command = Microsoft.DotNet.Cli.CommandLine.Command;
using Parser = Microsoft.DotNet.Cli.Parser;
namespace Microsoft.DotNet.Tools.Help
{
public class HelpCommand
{
private static readonly string UsageText = $@"{LocalizableStrings.Usage}: dotnet [host-options] [command] [arguments] [common-options]
private readonly AppliedOption _appliedOption;
{LocalizableStrings.Arguments}:
[command] {LocalizableStrings.CommandDefinition}
[arguments] {LocalizableStrings.ArgumentsDefinition}
[host-options] {LocalizableStrings.HostOptionsDefinition}
[common-options] {LocalizableStrings.OptionsDescription}
{LocalizableStrings.CommonOptions}:
-v|--verbose {LocalizableStrings.VerboseDefinition}
-h|--help {LocalizableStrings.HelpDefinition}
{LocalizableStrings.HostOptions}:
-d|--diagnostics {LocalizableStrings.DiagnosticsDefinition}
--version {LocalizableStrings.VersionDescription}
--info {LocalizableStrings.InfoDescription}
{LocalizableStrings.Commands}:
new {LocalizableStrings.NewDefinition}
restore {LocalizableStrings.RestoreDefinition}
build {LocalizableStrings.BuildDefinition}
publish {LocalizableStrings.PublishDefinition}
run {LocalizableStrings.RunDefinition}
test {LocalizableStrings.TestDefinition}
pack {LocalizableStrings.PackDefinition}
migrate {LocalizableStrings.MigrateDefinition}
clean {LocalizableStrings.CleanDefinition}
sln {LocalizableStrings.SlnDefinition}
Project modification commands:
add Add items to the project
remove Remove items from the project
list List items in the project
{LocalizableStrings.AdvancedCommands}:
nuget {LocalizableStrings.NugetDefinition}
msbuild {LocalizableStrings.MsBuildDefinition}
vstest {LocalizableStrings.VsTestDefinition}";
public HelpCommand(AppliedOption appliedOption)
{
_appliedOption = appliedOption;
}
public static int Run(string[] args)
{
DebugHelper.HandleDebugSwitch(ref args);
CommandLineApplication app = new CommandLineApplication(throwOnUnexpectedArg: false);
app.Name = "dotnet help";
app.FullName = LocalizableStrings.AppFullName;
app.Description = LocalizableStrings.AppDescription;
var parser = Parser.Instance;
var result = parser.ParseFrom("dotnet help", args);
var helpAppliedOption = result["dotnet"]["help"];
CommandArgument commandNameArgument = app.Argument($"<{LocalizableStrings.CommandArgumentName}>", LocalizableStrings.CommandArgumentDescription);
result.ShowHelpIfRequested();
app.OnExecute(() =>
HelpCommand cmd;
try
{
BuiltInCommandMetadata builtIn;
if (BuiltInCommandsCatalog.Commands.TryGetValue(commandNameArgument.Value, out builtIn))
cmd = new HelpCommand(helpAppliedOption);
}
catch (CommandCreationException e)
{
var process = ConfigureProcess(builtIn.DocLink);
process.Start();
process.WaitForExit();
return e.ExitCode;
}
if (helpAppliedOption.Arguments.Any())
{
return cmd.Execute();
}
else
{
Reporter.Error.WriteLine(String.Format(LocalizableStrings.CommandDoesNotExist, commandNameArgument.Value));
Reporter.Output.WriteLine(UsageText);
return 1;
}
return 0;
});
if (args.Length == 0)
{
PrintHelp();
return 0;
}
else
{
return app.Execute(args);
}
}
public static void PrintHelp()
{
PrintVersionHeader();
Reporter.Output.WriteLine(UsageText);
Reporter.Output.WriteLine(HelpUsageText.UsageText);
}
public static void PrintVersionHeader()
{
var versionString = string.IsNullOrEmpty(Product.Version) ?
string.Empty :
$" ({Product.Version})";
var versionString = string.IsNullOrEmpty(Product.Version) ? string.Empty : $" ({Product.Version})";
Reporter.Output.WriteLine(Product.LongName + versionString);
}
@ -138,5 +97,28 @@ Project modification commands:
StartInfo = psInfo
};
}
public int Execute()
{
if (BuiltInCommandsCatalog.Commands.TryGetValue(
_appliedOption.Arguments.Single(),
out BuiltInCommandMetadata builtIn))
{
var process = ConfigureProcess(builtIn.DocLink);
process.Start();
process.WaitForExit();
return 0;
}
else
{
Reporter.Error.WriteLine(
string.Format(
LocalizableStrings.CommandDoesNotExist,
_appliedOption.Arguments.Single()));
Reporter.Output.WriteLine(HelpUsageText.UsageText);
return 1;
}
}
}
}

21
src/dotnet/commands/dotnet-help/HelpCommandParser.cs Normal file
View file

@ -0,0 +1,21 @@
using Microsoft.DotNet.Cli;
using Microsoft.DotNet.Cli.CommandLine;
namespace Microsoft.DotNet.Tools.Help
{
internal static class HelpCommandParser
{
public static Command Help()
{
return Create.Command(
"help",
LocalizableStrings.AppFullName,
Accept.ZeroOrOneArgument()
.With(
LocalizableStrings.CommandArgumentDescription,
LocalizableStrings.CommandArgumentName),
CommonOptions.HelpOption());
}
}
}

45
src/dotnet/commands/dotnet-help/HelpUsageText.cs Normal file
View file

@ -0,0 +1,45 @@
using Microsoft.DotNet.Tools.Help;
internal static class HelpUsageText
{
public static readonly string UsageText =
$@"{LocalizableStrings.Usage}: dotnet [host-options] [command] [arguments] [common-options]
{LocalizableStrings.Arguments}:
[command] {LocalizableStrings.CommandDefinition}
[arguments] {LocalizableStrings.ArgumentsDefinition}
[host-options] {LocalizableStrings.HostOptionsDefinition}
[common-options] {LocalizableStrings.OptionsDescription}
{LocalizableStrings.CommonOptions}:
-v|--verbose {LocalizableStrings.VerboseDefinition}
-h|--help {LocalizableStrings.HelpDefinition}
{LocalizableStrings.HostOptions}:
-d|--diagnostics {LocalizableStrings.DiagnosticsDefinition}
--version {LocalizableStrings.VersionDescription}
--info {LocalizableStrings.InfoDescription}
{LocalizableStrings.Commands}:
new {LocalizableStrings.NewDefinition}
restore {LocalizableStrings.RestoreDefinition}
build {LocalizableStrings.BuildDefinition}
publish {LocalizableStrings.PublishDefinition}
run {LocalizableStrings.RunDefinition}
test {LocalizableStrings.TestDefinition}
pack {LocalizableStrings.PackDefinition}
migrate {LocalizableStrings.MigrateDefinition}
clean {LocalizableStrings.CleanDefinition}
sln {LocalizableStrings.SlnDefinition}
{LocalizableStrings.ProjectModificationCommands}:
add {LocalizableStrings.AddDefinition}
remove {LocalizableStrings.RemoveDefinition}
list {LocalizableStrings.ListDefinition}
{LocalizableStrings.AdvancedCommands}:
nuget {LocalizableStrings.NugetDefinition}
msbuild {LocalizableStrings.MsBuildDefinition}
vstest {LocalizableStrings.VsTestDefinition}";
}

2
src/dotnet/commands/dotnet-help/LocalizableStrings.cs
View file

@ -55,6 +55,8 @@ namespace Microsoft.DotNet.Tools.Help
public const string RemoveDefinition = "Remove items from the project.";
public const string ListDefinition = "List items in the project.";
public const string AdvancedCommands = "Advanced Commands";
public const string NugetDefinition = "Provides additional NuGet commands.";

13
test/Microsoft.DotNet.Tools.Tests.Utilities/Commands/HelpCommand.cs
View file

@ -9,8 +9,17 @@ namespace Microsoft.DotNet.Tools.Test.Utilities
{
public override CommandResult Execute(string args = "")
{
args = $"help {args}";
return base.Execute(args);
return base.Execute(AppendHelp(args));
}
public override CommandResult ExecuteWithCapturedOutput(string args = "")
{
return base.ExecuteWithCapturedOutput(AppendHelp(args));
}
private string AppendHelp(string args)
{
return args = $"help {args}";
}
}
}

17
test/dotnet-help.Tests/GivenThatIWantToShowHelpForDotnetCommand.cs
View file

@ -1,4 +1,4 @@
// Copyright (c) .NET Foundation and contributors. All rights reserved.
// Copyright (c) .NET Foundation and contributors. All rights reserved.
// Licensed under the MIT license. See LICENSE file in the project root for full license information.
using System;
@ -45,9 +45,9 @@ Commands:
sln Modify solution (SLN) files.
Project modification commands:
add Add items to the project
remove Remove items from the project
list List items in the project
add Add items to the project.
remove Remove items from the project.
list List items in the project.
Advanced Commands:
nuget Provides additional NuGet commands.
@ -67,6 +67,15 @@ Advanced Commands:
cmd.StdOut.Should().ContainVisuallySameFragment(HelpText);
}
[Fact]
public void WhenHelpCommandIsPassedToDotnetItPrintsUsage()
{
var cmd = new HelpCommand()
.ExecuteWithCapturedOutput();
cmd.Should().Pass();
cmd.StdOut.Should().ContainVisuallySameFragment(HelpText);
}
[Fact]
public void WhenInvalidCommandIsPassedToDotnetHelpItPrintsError()
{

37
test/dotnet-help.Tests/GivenThatIWantToShowHelpForDotnetHelpCommand.cs Normal file
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@ -0,0 +1,37 @@
// Copyright (c) .NET Foundation and contributors. All rights reserved.
// Licensed under the MIT license. See LICENSE file in the project root for full license information.
using Microsoft.DotNet.Tools.Test.Utilities;
using Xunit;
using FluentAssertions;
using HelpActual = Microsoft.DotNet.Tools.Help;
namespace Microsoft.DotNet.Help.Tests
{
public class GivenThatIWantToShowHelpForDotnetHelpCommand : TestBase
{
private const string HelpText =
@".NET CLI help utility
Usage: dotnet help [options] <COMMAND_NAME>
Arguments:
<COMMAND_NAME> CLI command for which to view more detailed help.
Options:
-h, --help Show help information";
[Theory]
[InlineData("--help")]
[InlineData("-h")]
[InlineData("-?")]
[InlineData("/?")]
public void WhenHelpOptionIsPassedToDotnetHelpCommandItPrintsUsage(string helpArg)
{
var cmd = new HelpCommand()
.ExecuteWithCapturedOutput($"{helpArg}");
cmd.Should().Pass();
cmd.StdOut.Should().ContainVisuallySameFragment(HelpText);
}
}
}