LarsW.CommandLineParser.4.1.resharper.user LarsW.CommandLineParser.TestApp/LarsW.CommandLineParser.TestApp.csproj.user LarsW.CommandLineParser.TestApp/bin/Debug/LarsW.CommandLineParser.TestApp.exe LarsW.CommandLineParser.TestApp/bin/Debug/LarsW.CommandLineParser.TestApp.pdb LarsW.CommandLineParser.TestApp/bin/Debug/LarsW.CommandLineParser.TestApp.vshost.exe LarsW.CommandLineParser.TestApp/bin/Debug/LarsW.CommandLineParser.dll LarsW.CommandLineParser.TestApp/bin/Debug/LarsW.CommandLineParser.pdb LarsW.CommandLineParser.TestApp/bin/Debug/System.Dataflow.dll LarsW.CommandLineParser.TestApp/bin/Debug/Xaml.dll LarsW.CommandLineParser.TestApp/obj/Debug/LarsW.CommandLineParser.TestApp.csproj.FileListAbsolute.txt LarsW.CommandLineParser.TestApp/obj/Debug/LarsW.CommandLineParser.TestApp.exe LarsW.CommandLineParser.TestApp/obj/Debug/LarsW.CommandLineParser.TestApp.pdb LarsW.CommandLineParser.TestApp/obj/Debug/ResolveAssemblyReference.cache LarsW.CommandLineParser.suo LarsW.CommandlineParser/CommandLineArgumentHandlerNotFoundException.cs LarsW.CommandlineParser/CommandLineParsingFailedException.cs LarsW.CommandlineParser/bin/Debug/LarsW.CommandLineParser.dll LarsW.CommandlineParser/bin/Debug/LarsW.CommandLineParser.pdb LarsW.CommandlineParser/bin/Debug/Microsoft.M.Grammar.dll LarsW.CommandlineParser/bin/Debug/System.Dataflow.dll LarsW.CommandlineParser/bin/Debug/Xaml.dll LarsW.CommandlineParser/obj/Debug/LarsW.CommandLineParser.csproj.FileListAbsolute.txt LarsW.CommandlineParser/obj/Debug/LarsW.CommandLineParser.dll LarsW.CommandlineParser/obj/Debug/LarsW.CommandLineParser.obj.Debug.LarsW.CommandLineParser.resources.resources LarsW.CommandlineParser/obj/Debug/LarsW.CommandLineParser.pdb LarsW.CommandlineParser/obj/Debug/LarsW.CommandlineParser.resources LarsW.CommandlineParser/obj/Debug/Refactor/LarsW.CommandlineParser.dll LarsW.CommandlineParser/obj/Debug/mgargs.rsp _ReSharper.LarsW.CommandLineParser/407a588d-62d3-4c1d-9fc6-f6415a8d5e95.Metadata _ReSharper.LarsW.CommandLineParser/5502b587-b989-4e09-bec4-b4508dde4bd5.Metadata _ReSharper.LarsW.CommandLineParser/8da63f1e-d8cc-47e5-8caf-94e030967c0f.Metadata _ReSharper.LarsW.CommandLineParser/CachesImage.bin _ReSharper.LarsW.CommandLineParser/ReflectionCache.xml _ReSharper.LarsW.CommandLineParser/TodoCache/.version _ReSharper.LarsW.CommandLineParser/TodoCache/2/5d41398c.dat _ReSharper.LarsW.CommandLineParser/WordIndex.New/.version _ReSharper.LarsW.CommandLineParser/WordIndex.New/2/5d41398c.dat _ReSharper.LarsW.CommandLineParser/c14bd60c-6bbc-42a3-9d33-32a3fb031c6f.Metadata _ReSharper.LarsW.CommandLineParser/c14bd60c-6bbc-42a3-9d33-32a3fb031c6f.XmlDocIndex _ReSharper.LarsW.CommandLineParser/c492e9f7-f29c-4211-8cd7-d904f7920097.Metadata _ReSharper.LarsW.CommandLineParser/c492e9f7-f29c-4211-8cd7-d904f7920097.XmlDocIndex @@ -8,8 +8,8 @@ <ProjectGuid>{4C0871B6-88F1-415C-A997-CF8559A7A372}</ProjectGuid> <OutputType>Exe</OutputType> <AppDesignerFolder>Properties</AppDesignerFolder> - <RootNamespace>Mockup.CommandLineParser.TestApp</RootNamespace> - <AssemblyName>Mockup.CommandLineParser.TestApp</AssemblyName> + <RootNamespace>LarsW.CommandLineParser.TestApp</RootNamespace> + <AssemblyName>LarsW.CommandLineParser.TestApp</AssemblyName> <TargetFrameworkVersion>v3.5</TargetFrameworkVersion> <FileAlignment>512</FileAlignment> </PropertyGroup> @@ -31,31 +31,16 @@ <WarningLevel>4</WarningLevel> </PropertyGroup> <ItemGroup> - <Reference Include="Microsoft.M.Grammar, Version=1.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL"> - <SpecificVersion>False</SpecificVersion> - <HintPath>..\Dependencies\Microsoft.M.Grammar.dll</HintPath> - </Reference> <Reference Include="System" /> - <Reference Include="System.Core"> - <RequiredTargetFramework>3.5</RequiredTargetFramework> - </Reference> - <Reference Include="System.Dataflow, Version=1.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL"> - <SpecificVersion>False</SpecificVersion> - <HintPath>..\Dependencies\System.Dataflow.dll</HintPath> - </Reference> - <Reference Include="Xaml, Version=1.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL"> - <SpecificVersion>False</SpecificVersion> - <HintPath>..\Dependencies\Xaml.dll</HintPath> - </Reference> </ItemGroup> <ItemGroup> <Compile Include="Program.cs" /> <Compile Include="Properties\AssemblyInfo.cs" /> </ItemGroup> <ItemGroup> - <ProjectReference Include="..\LarsW.CommandlineParser\LarsW.CommandlineParser.csproj"> + <ProjectReference Include="..\LarsW.CommandlineParser\LarsW.CommandLineParser.csproj"> <Project>{D222E890-8948-4A74-A59A-DB682AA6AC4C}</Project> - <Name>LarsW.CommandlineParser</Name> + <Name>LarsW.CommandLineParser</Name> </ProjectReference> </ItemGroup> <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" /> LarsW.CommandLineParser.TestApp/LarsW.CommandLineParser.TestApp.csproj @@ -1,11 +1,13 @@ -namespace Mockup.CommandLineParser +namespace LarsW.CommandLineParser.TestApp { - using LarsW.CommandlineParser; -using System.Text; + using System; + using System.Text; class Processor { private StringBuilder _output = new StringBuilder(); + public bool BogusSet { get; set; } + public string Output { get { return _output.ToString(); } @@ -20,6 +22,7 @@ using System.Text; [CommandLineArgumentHandler("b", "bogus", "Just a bogus test command.")] public void BHandler() { + BogusSet = true; } } @@ -28,7 +31,11 @@ using System.Text; static void Main(string[] args) { var processor = new Processor(); + Console.WriteLine("Processing the command line:"); CommandLineProcessor.Process(processor, args); + Console.WriteLine("Output: " + processor.Output); + Console.WriteLine("Bogus set: " + processor.BogusSet); + Console.ReadLine(); } } -} +} \ No newline at end of file LarsW.CommandLineParser.TestApp/Program.cs @@ -3,7 +3,7 @@ Microsoft Visual Studio Solution File, Format Version 10.00 # Visual Studio 2008 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "LarsW.CommandLineParser.TestApp", "LarsW.CommandLineParser.TestApp\LarsW.CommandLineParser.TestApp.csproj", "{4C0871B6-88F1-415C-A997-CF8559A7A372}" EndProject -Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "LarsW.CommandlineParser", "LarsW.CommandlineParser\LarsW.CommandlineParser.csproj", "{D222E890-8948-4A74-A59A-DB682AA6AC4C}" +Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "LarsW.CommandLineParser", "LarsW.CommandlineParser\LarsW.CommandLineParser.csproj", "{D222E890-8948-4A74-A59A-DB682AA6AC4C}" EndProject Global GlobalSection(SolutionConfigurationPlatforms) = preSolution LarsW.CommandLineParser.sln @@ -1,7 +1,8 @@ -namespace LarsW.CommandlineParser +namespace LarsW.CommandLineParser { using System; + [AttributeUsage(AttributeTargets.Method, AllowMultiple = false, Inherited = true)] public sealed class CommandLineArgumentHandlerAttribute : Attribute { public string ShortArgumentName { get; private set; } LarsW.CommandlineParser/CommandLineArgumentHandlerAttribute.cs @@ -1,6 +1,9 @@ -namespace LarsW.CommandlineParser +using System.Text; + +namespace LarsW.CommandLineParser { using System; + using System.Collections.Generic; using System.Dataflow; using System.Diagnostics; using System.IO; @@ -9,59 +12,87 @@ public class CommandLineProcessor { - private static bool _initialized; - private static DynamicParser _parser; + internal class Handler + { + public MethodInfo MethodInfo { get; set; } + public CommandLineArgumentHandlerAttribute Attribute { get; set; } + } + private static List<Handler> _handlers = new List<Handler>(); - public event EventHandler<CommandlineArgumentArgs> ProcessingArgument = delegate { }; + public event EventHandler<CommandLineArgumentArgs> ProcessingArgument = delegate { }; public static void Process(object handlerInstance, string[] args) { - if (!_initialized) + var parser = DynamicParser.LoadFromResource(Assembly.GetExecutingAssembly().GetName().Name, "LarsW.Languages.CommandLineLang"); + + string commandLine = null; + commandLine = BuildCommandLine(args); + var errorReporter = ErrorReporter.Standard; + var root = parser.Parse<object>(null, new StringReader(commandLine), errorReporter); + if (root == null) { - Initialize(); + throw new CommandLineParsingFailedException(); } - var reader = new StringReader(string.Join(" ", args)); - var root = _parser.Parse<object>(null, reader, ErrorReporter.Standard); - var builder = _parser.GraphBuilder; + var builder = parser.GraphBuilder; + + var handlerType = handlerInstance.GetType(); + _handlers = (from methodInfo in handlerType.GetMethods() + let attr = + Attribute.GetCustomAttribute(methodInfo, typeof (CommandLineArgumentHandlerAttribute)) + as CommandLineArgumentHandlerAttribute + where attr != null + select new Handler {MethodInfo = methodInfo, Attribute = attr}).ToList(); + foreach (var element in builder.GetSuccessors(root)) { var identifier = builder.GetLabel(element) as Identifier; if (identifier != null && identifier == Identifier.Get("Parameter")) { - ProcessParameter(builder, element); + ProcessParameter(builder, element, handlerInstance); } } } - private static void Initialize() + private static string BuildCommandLine(string[] args) { - _parser = DynamicParser.LoadFromResource(Assembly.GetExecutingAssembly().GetName().Name, "LarsW.Languages.CommandLineLang"); - _initialized = true; + var sb = new StringBuilder(); + for(int i = 0; i < args.Length; i++) + { + string val = args[i]; + if (val.Contains(" ") || val.Contains('\t')) + val = string.Concat("\"", val, "\""); + + sb.Append(string.Concat(val, " ")); + } + return sb.ToString().Trim(); } - private static void ProcessParameter(IGraphBuilder builder, object parameterNode) + private static void ProcessParameter(IGraphBuilder builder, object parameterNode, object handlerInstance) { + var subNodes = builder.GetSuccessors(parameterNode); Debug.Assert(subNodes != null && subNodes.Count() == 2); var nameNode = subNodes.First(); Debug.Assert(builder.IsNode(nameNode)); - var nameValue = builder.GetSuccessors(nameNode).First(); - Console.WriteLine("Parameter: " + Convert.ToString(nameValue)); + var nameValue = builder.GetSuccessors(nameNode).First().ToString(); var payloadNode = subNodes.Last(); var payloadValueNodes = builder.GetSuccessors(payloadNode); + string payloadValue = null; if (payloadValueNodes.Count() == 1) { - var payloadValue = payloadValueNodes.First(); + payloadValue = payloadValueNodes.First().ToString(); Debug.Assert(builder.IsNode(payloadNode)); - Console.WriteLine("Value: " + Convert.ToString(payloadValue)); } + var handler = _handlers.Find(h => (h.Attribute.LongArgumentName == nameValue || + h.Attribute.ShortArgumentName == nameValue)); + if (handler == null) + throw new CommandLineArgumentHandlerNotFoundException(nameValue); + if (payloadValue != null) + handler.MethodInfo.Invoke(handlerInstance, new object[] {payloadValue}); else - { - Console.WriteLine("[No value]"); - } + handler.MethodInfo.Invoke(handlerInstance, null); } - } } LarsW.CommandlineParser/CommandLineProcessor.cs @@ -1,14 +1,14 @@ -using System; - -namespace LarsW.CommandlineParser +namespace LarsW.CommandLineParser { - public sealed class CommandlineArgumentArgs : EventArgs + using System; + + public sealed class CommandLineArgumentArgs : EventArgs { public string ShortArgumentName { get; private set; } public string LongArgumentName { get; private set; } public string Argument { get; private set; } - public CommandlineArgumentArgs(string shortArgumentName, string longArgumentName, string argument) + public CommandLineArgumentArgs(string shortArgumentName, string longArgumentName, string argument) { ShortArgumentName = shortArgumentName; LongArgumentName = longArgumentName; LarsW.CommandlineParser/CommandlineArgumentArgs.cs @@ -15,8 +15,8 @@ <ProjectGuid>{D222E890-8948-4A74-A59A-DB682AA6AC4C}</ProjectGuid> <OutputType>Library</OutputType> <AppDesignerFolder>Properties</AppDesignerFolder> - <RootNamespace>LarsW.CommandlineParser</RootNamespace> - <AssemblyName>LarsW.CommandlineParser</AssemblyName> + <RootNamespace>LarsW.CommandLineParser</RootNamespace> + <AssemblyName>LarsW.CommandLineParser</AssemblyName> <TargetFrameworkVersion>v3.5</TargetFrameworkVersion> <FileAlignment>512</FileAlignment> </PropertyGroup> @@ -57,7 +57,9 @@ </ItemGroup> <ItemGroup> <Compile Include="CommandLineArgumentHandlerAttribute.cs" /> - <Compile Include="CommandlineArgumentArgs.cs" /> + <Compile Include="CommandLineArgumentArgs.cs" /> + <Compile Include="CommandLineArgumentHandlerNotFoundException.cs" /> + <Compile Include="CommandLineParsingFailedException.cs" /> <Compile Include="CommandLineProcessor.cs" /> <Compile Include="Properties\AssemblyInfo.cs" /> </ItemGroup> LarsW.CommandlineParser/LarsW.CommandlineParser.csproj @@ -1,5 +1,4 @@ using System.Reflection; -using System.Runtime.CompilerServices; using System.Runtime.InteropServices; // General Information about an assembly is controlled through the following LarsW.CommandlineParser/Properties/AssemblyInfo.cs @@ -6,12 +6,13 @@ syntax Parameters = p:Parameter => Parameters { p } | list:Parameters p:Parameter => Parameters {valuesof(list), p}; - syntax Parameter = "/" s:Switch p:Payload => Parameter{Name {s}, Payload {valuesof(p)}}; + syntax Parameter = tSwitchOperator s:Switch p:Payload => Parameter{Name {s}, Payload {valuesof(p)}}; syntax Payload = p:(SimplePayload | ComplexPayload)? => p; token ComplexPayload = '"' p:(^'"')* '"' => p; token SimplePayload = ("a".."z"|"A".."Z"|"0".."9")+; token Switch = ("a".."z"|"A".."Z")+; + token tSwitchOperator = "-"|"/"|"--"; interleave Whitespace = " "|"\t"; } } \ No newline at end of file LarsW.CommandlineParser/cmd.mg 4a32c9655f9ae755001084a9068831e7fc7f1aed Lars Wilhelmsen lars@sral.org http://github.com/larsw/larsw.commandlineparser/commit/9bbdbd2070240d8d408e8f70d8dcf4da79fb3088 9bbdbd2070240d8d408e8f70d8dcf4da79fb3088 2009-03-14T05:08:48-07:00 2009-03-14T05:08:48-07:00 First working version. Needs refactoring 2de97a8901012c0cb2e276805a6b573322b2ed8b Lars Wilhelmsen lars@sral.org