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// Copyright (c) .NET Foundation and contributors. All rights reserved. Licensed under the Microsoft Reciprocal License. See LICENSE.TXT file in the project root for full license information.
namespace WixToolset.Tools.WixCop.CommandLine
{
using System;
using System.Collections.Generic;
using WixToolset.Core;
using WixToolset.Extensibility.Data;
using WixToolset.Extensibility.Services;
using WixToolset.Tools.WixCop.Interfaces;
public sealed class WixCopCommandLineParser : IWixCopCommandLineParser
{
private bool fixErrors;
private int indentationAmount;
private readonly List<string> searchPatterns;
private readonly IWixToolsetServiceProvider serviceProvider;
private string settingsFile1;
private string settingsFile2;
private bool showHelp;
private bool showLogo;
private bool subDirectories;
public WixCopCommandLineParser(IWixToolsetServiceProvider serviceProvider)
{
this.serviceProvider = serviceProvider;
this.indentationAmount = 4;
this.searchPatterns = new List<string>();
this.showLogo = true;
}
public ICommandLineArguments Arguments { get; set; }
public ICommandLineCommand ParseWixCopCommandLine()
{
this.Parse();
if (this.showLogo)
{
AppCommon.DisplayToolHeader();
Console.WriteLine();
}
if (this.showHelp)
{
return new HelpCommand();
}
return new ConvertCommand(
this.serviceProvider,
this.showLogo,
this.fixErrors,
this.indentationAmount,
this.searchPatterns,
this.subDirectories,
this.settingsFile1,
this.settingsFile2);
}
private void Parse()
{
this.showHelp = 0 == this.Arguments.Arguments.Length;
var parser = this.Arguments.Parse();
while (!this.showHelp &&
String.IsNullOrEmpty(parser.ErrorArgument) &&
parser.TryGetNextSwitchOrArgument(out var arg))
{
if (String.IsNullOrWhiteSpace(arg)) // skip blank arguments.
{
continue;
}
if (parser.IsSwitch(arg))
{
if (!this.ParseArgument(parser, arg))
{
parser.ErrorArgument = arg;
}
}
else
{
this.searchPatterns.Add(arg);
}
}
}
private bool ParseArgument(ICommandLineParser parser, string arg)
{
var parameter = arg.Substring(1);
switch (parameter.ToLowerInvariant())
{
case "?":
this.showHelp = true;
return true;
case "f":
this.fixErrors = true;
return true;
case "nologo":
this.showLogo = false;
return true;
case "s":
this.subDirectories = true;
return true;
default: // other parameters
if (parameter.StartsWith("set1", StringComparison.Ordinal))
{
this.settingsFile1 = parameter.Substring(4);
}
else if (parameter.StartsWith("set2", StringComparison.Ordinal))
{
this.settingsFile2 = parameter.Substring(4);
}
else if (parameter.StartsWith("indent:", StringComparison.Ordinal))
{
try
{
this.indentationAmount = Convert.ToInt32(parameter.Substring(7));
}
catch
{
throw new ArgumentException("Invalid numeric argument.", parameter);
}
}
else
{
throw new ArgumentException("Invalid argument.", parameter);
}
return true;
}
}
}
}
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