Intermediate commit. Was trying out a progress bar

SharpCompress.sln

@@ -13,6 +13,8 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "SharpCompress", "src\SharpC
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "SharpCompress.Test", "tests\SharpCompress.Test\SharpCompress.Test.csproj", "{F2B1A1EB-0FA6-40D0-8908-E13247C7226F}"
 EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "dotnet-sharpcompress", "src\dotnet-sharpcompress\dotnet-sharpcompress.csproj", "{CC08976E-8E3B-44EE-BDA7-6A9D2FDDDB02}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -27,6 +29,10 @@ Global
 		{F2B1A1EB-0FA6-40D0-8908-E13247C7226F}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{F2B1A1EB-0FA6-40D0-8908-E13247C7226F}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{F2B1A1EB-0FA6-40D0-8908-E13247C7226F}.Release|Any CPU.Build.0 = Release|Any CPU
+		{CC08976E-8E3B-44EE-BDA7-6A9D2FDDDB02}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{CC08976E-8E3B-44EE-BDA7-6A9D2FDDDB02}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{CC08976E-8E3B-44EE-BDA7-6A9D2FDDDB02}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{CC08976E-8E3B-44EE-BDA7-6A9D2FDDDB02}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
@@ -34,5 +40,6 @@ Global
 	GlobalSection(NestedProjects) = preSolution
 		{FD19DDD8-72B2-4024-8665-0D1F7A2AA998} = {3C5BE746-03E5-4895-9988-0B57F162F86C}
 		{F2B1A1EB-0FA6-40D0-8908-E13247C7226F} = {0F0901FF-E8D9-426A-B5A2-17C7F47C1529}
+		{CC08976E-8E3B-44EE-BDA7-6A9D2FDDDB02} = {3C5BE746-03E5-4895-9988-0B57F162F86C}
 	EndGlobalSection
 EndGlobal

src/dotnet-sharpcompress/BaseOptions.cs

@@ -0,0 +1,32 @@
+using System;
+using System.Collections.Generic;
+using System.IO;
+using CommandLine;
+
+namespace SharpCompress
+{
+    public class BaseOptions
+    {
+        [Value(0, Min = 1)]
+        public IEnumerable<string> Path { get; set; }
+
+        protected IEnumerable<FileInfo> GetFilesFromPath()
+        {
+            foreach (var s in Path)
+            {
+                var fileInfo = new FileInfo(s);
+                if (fileInfo.Exists)
+                {
+                    yield return fileInfo;
+                }
+                else
+                {
+                    using (ConsoleHelper.PushError())
+                    {
+                        Console.WriteLine($"{s} does not exist");
+                    }
+                }
+            }
+        }
+    }
+}

src/dotnet-sharpcompress/ConsoleHelper.cs

@@ -0,0 +1,32 @@
+using System;
+
+namespace SharpCompress
+{
+    public static class ConsoleHelper
+    {
+        private class ConsoleTextPush : IDisposable
+        {
+            private readonly ConsoleColor _restoreColor;
+
+            public ConsoleTextPush(ConsoleColor displayColor)
+            {
+                _restoreColor = Console.ForegroundColor;
+                Console.ForegroundColor = displayColor;
+            }
+
+            public void Dispose()
+            {
+                Console.ForegroundColor = _restoreColor;
+            }
+        }
+
+        public static IDisposable PushForeground(ConsoleColor color)
+        {
+            return new ConsoleTextPush(color);
+        }
+        public static IDisposable PushError()
+        {
+            return PushForeground(ConsoleColor.Red);
+        }
+    }
+}

src/dotnet-sharpcompress/ExtractOptions.cs

@@ -0,0 +1,37 @@
+using System;
+using CommandLine;
+using SharpCompress.Readers;
+
+namespace SharpCompress
+{
+    [Verb("x", HelpText = "Extract an archive")]
+    public class ExtractOptions : BaseOptions
+    {
+
+        [Option('p', HelpText = "Path to extract to")]
+        public string ExtractionPath { get; set; } = AppContext.BaseDirectory;
+        
+        public int Process()
+        {
+            foreach (var fileInfo in GetFilesFromPath())
+            {
+                Console.WriteLine($"Extracting archive {fileInfo.FullName} to path: {ExtractionPath}");
+                using (var reader = ReaderFactory.Open(fileInfo.OpenRead()))
+                {
+                    while (reader.MoveToNextEntry())
+                    {
+                        var progress = new ProgressBar();
+                            reader.EntryExtractionProgress += (sender, args) =>
+                                                              {
+                                                                  progress.Report(args.ReaderProgress.PercentageReadExact);
+                                                              };
+                            Console.Write($"Extracting entry {reader.Entry.Key}: ");
+                            reader.WriteEntryToDirectory(ExtractionPath);
+                            Console.WriteLine();
+                    }
+                }
+            }
+            return 1;
+        }
+    }
+}

src/dotnet-sharpcompress/InfoOptions.cs

@@ -0,0 +1,56 @@
+using System;
+using CommandLine;
+using SharpCompress.Archives;
+using SharpCompress.Common;
+
+namespace SharpCompress
+{
+    [Verb("i", HelpText = "Information about an archive")]
+    public class InfoOptions : BaseOptions
+    {
+        [Option('e',  HelpText = "Show Archive Entry Information")]
+        public bool ShowEntries { get; set; }
+        
+        public int Process()
+        {
+            foreach (var fileInfo in GetFilesFromPath())
+            {
+                Console.WriteLine($"=== Archive: {fileInfo}");
+                try
+                {
+                    using (var archive = ArchiveFactory.Open(fileInfo.OpenRead()))
+                    {
+                        Console.WriteLine($"Archive Type: {archive.Type}");
+
+                        Console.WriteLine($"Size: {archive.TotalSize}");
+                        Console.WriteLine($"Uncompressed Size: {archive.TotalUncompressSize}");
+
+                        if (ShowEntries)
+                        {
+                            foreach (var archiveEntry in archive.Entries)
+                            {
+                                Console.WriteLine($"\tEntry: {archiveEntry.Key}");
+                            }
+                        }
+                    }
+                }
+                catch (InvalidFormatException)
+                {
+                    using (ConsoleHelper.PushError())
+                    {
+                        Console.WriteLine("Archive Type is unknown.");
+                    }
+                }
+                catch (Exception e)
+                {
+                    using (ConsoleHelper.PushError())
+                    {
+                        Console.WriteLine($"Unhandled Error: {e}");
+                        return 1;
+                    }
+                }
+            }
+            return 0;
+        }
+    }
+}

src/dotnet-sharpcompress/Program.cs

@@ -0,0 +1,16 @@
+using CommandLine;
+
+namespace SharpCompress
+{
+    public class Program
+    {
+        public static int Main(string[] args)
+        {
+            return Parser.Default.ParseArguments<InfoOptions, ExtractOptions>(args)
+                              .MapResult(
+                                         (InfoOptions opts) => opts.Process(),
+                                         (ExtractOptions opts) => opts.Process(),
+                                         errs => 1);
+        }
+    }
+}

src/dotnet-sharpcompress/dotnet-sharpcompress.csproj

@@ -0,0 +1,19 @@
+<Project Sdk="Microsoft.NET.Sdk" ToolsVersion="15.0">
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <TargetFramework>netcoreapp1.0</TargetFramework>
+    <RootNamespace>SharpCompress</RootNamespace>
+  </PropertyGroup>
+  <ItemGroup>
+    <ProjectReference Include="..\SharpCompress\SharpCompress.csproj">
+      <Project>{fd19ddd8-72b2-4024-8665-0d1f7a2aa998}</Project>
+      <Name>SharpCompress</Name>
+    </ProjectReference>
+  </ItemGroup>
+  <ItemGroup>
+    <PackageReference Include="CommandLineParser">
+      <Version>2.1.1-beta</Version>
+    </PackageReference>
+    <PackageReference Include="goblinfactory.konsole" Version="2.0.2" />
+  </ItemGroup>
+</Project>