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glax 2024-06-01 23:33:47 +02:00
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.gitignore vendored Normal file
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bin/
obj/
/packages/
riderModule.iml
/_ReSharper.Caches/

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.idea/.idea.GlaxArguments/.idea/.gitignore vendored Normal file
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# Default ignored files
/shelf/
/workspace.xml
# Rider ignored files
/projectSettingsUpdater.xml
/modules.xml
/contentModel.xml
/.idea.GlaxArguments.iml
# Editor-based HTTP Client requests
/httpRequests/
# Datasource local storage ignored files
/dataSources/
/dataSources.local.xml

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.idea/.idea.GlaxArguments/.idea/encodings.xml Normal file
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<?xml version="1.0" encoding="UTF-8"?>
<project version="4">
<component name="Encoding" addBOMForNewFiles="with BOM under Windows, with no BOM otherwise" />
</project>

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<?xml version="1.0" encoding="UTF-8"?>
<project version="4">
<component name="UserContentModel">
<attachedFolders />
<explicitIncludes />
<explicitExcludes />
</component>
</project>

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<?xml version="1.0" encoding="UTF-8"?>
<project version="4">
<component name="VcsDirectoryMappings">
<mapping directory="$PROJECT_DIR$" vcs="Git" />
</component>
</project>

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GlaxArguments.sln Normal file
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Microsoft Visual Studio Solution File, Format Version 12.00
Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "GlaxArguments", "GlaxArguments\GlaxArguments.csproj", "{AD75545B-4371-4F15-832C-3501A82655CC}"
EndProject
Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Test", "Test\Test.csproj", "{078D9A7E-8CEB-457C-85F2-8F630245D5C6}"
EndProject
Global
GlobalSection(SolutionConfigurationPlatforms) = preSolution
Debug|Any CPU = Debug|Any CPU
Release|Any CPU = Release|Any CPU
EndGlobalSection
GlobalSection(ProjectConfigurationPlatforms) = postSolution
{AD75545B-4371-4F15-832C-3501A82655CC}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
{AD75545B-4371-4F15-832C-3501A82655CC}.Debug|Any CPU.Build.0 = Debug|Any CPU
{AD75545B-4371-4F15-832C-3501A82655CC}.Release|Any CPU.ActiveCfg = Release|Any CPU
{AD75545B-4371-4F15-832C-3501A82655CC}.Release|Any CPU.Build.0 = Release|Any CPU
{078D9A7E-8CEB-457C-85F2-8F630245D5C6}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
{078D9A7E-8CEB-457C-85F2-8F630245D5C6}.Debug|Any CPU.Build.0 = Debug|Any CPU
{078D9A7E-8CEB-457C-85F2-8F630245D5C6}.Release|Any CPU.ActiveCfg = Release|Any CPU
{078D9A7E-8CEB-457C-85F2-8F630245D5C6}.Release|Any CPU.Build.0 = Release|Any CPU
EndGlobalSection
EndGlobal

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GlaxArguments/Argument.cs Normal file
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using System.ComponentModel.DataAnnotations;
using System.Text;
namespace GlaxArguments;
public struct Argument
{
[Required]
public string[] Flags;
[Required]
public string? Description;
[Required]
public int ParameterCount;
public Argument(string[] flags, int parameterCount = 0, string? description = null)
{
if (flags.Length < 1)
throw new ArgumentException( "Missing flags for Argument.");
foreach(string flag in flags)
if(flag == "--")
throw new ArgumentException("Flag can not be named '--'.");
else if(flag.StartsWith("--") && flag.Length < 4)
throw new ArgumentException("Flags one character can only have one dash.");
else if (flag.StartsWith("-") && !flag.StartsWith("--") && flag.Length != 2)
throw new ArgumentException("Flags with more than one character need to have two dashes.");
this.Flags = flags;
if (parameterCount < 0)
throw new ArgumentException("Argument can not have less that 0 parameters.");
this.ParameterCount = parameterCount;
this.Description = description;
}
public override bool Equals(object? obj)
{
return obj is Argument a && Equals(a);
}
public bool Equals(Argument other)
{
return Flags.Equals(other.Flags);
}
public override int GetHashCode()
{
return Flags.GetHashCode();
}
public override string ToString()
{
string arg = "<arg> ";
return $"{string.Join('\n', Flags)}\t{new StringBuilder(arg.Length * ParameterCount).Insert(0, arg, ParameterCount)}\t{Description}";
}
}

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GlaxArguments/ArgumentFetcher.cs Normal file
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namespace GlaxArguments;
public class ArgumentFetcher
{
public Argument[] ValidArguments;
private static readonly Argument HelpArg = new(["-h", "--help"], 0, "Print this help text.");
public ArgumentFetcher(IEnumerable<Argument> arguments)
{
Argument[] temp = arguments as Argument[] ?? arguments.ToArray();
temp = temp.DistinctBy(t => t.Flags).ToArray();
if(temp.Length != arguments.Count())
throw new ArgumentException("Can not have duplicate flags.");
ValidArguments = temp.Concat(new[] { HelpArg }).ToArray();
}
public Dictionary<Argument, string[]> Fetch(string argumentString)
{
Dictionary<Argument, string[]> ret = new();
string[] parts = argumentString.Split(' ');
for (int i = 0; i < parts.Length; i++)
{
string flag = parts[i];
if(flag.Length < 1)
continue;
if (!(flag.StartsWith('-') && flag.Length == 2 || flag.StartsWith("--")))
throw new ArgumentException($"{flag} is not a flag. Enter -h for a list of all valid flags.");
if (!ValidArguments.Any(argument => argument.Flags.Contains(flag)))
throw new ArgumentNullException($"Flag {flag} does not exist.");
Argument argument = ValidArguments.First(argument => argument.Flags.Contains(flag));
if (argument.Equals(HelpArg))
{
ret.Clear();
ret.Add(argument, ValidArguments.Select(arg => arg.ToString()).ToArray());
return ret;
}
int lastParameterIndex = i + argument.ParameterCount;
if(lastParameterIndex >= parts.Length)
throw new ArgumentException($"Not enough Parameters provided for flag {flag}. (Expected {argument.ParameterCount})");
List<string> parameters = new();
for (; i < lastParameterIndex; i++)
{
string param = parts[i + 1];
if(param.StartsWith('-'))
throw new ArgumentException($"Not enough Parameters provided for flag {flag}. (Expected {argument.ParameterCount})");
if(param.StartsWith('"') && param.EndsWith('"'))
parameters.Add(param.Substring(1, param.Length - 2));
else
parameters.Add(param);
}
ret.Add(argument, parameters.ToArray());
}
return ret;
}
}

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GlaxArguments/GlaxArguments.csproj Normal file
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<Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<TargetFramework>net8.0</TargetFramework>
<ImplicitUsings>enable</ImplicitUsings>
<Nullable>enable</Nullable>
</PropertyGroup>
</Project>

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Test/Program.cs Normal file
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using GlaxArguments;
Argument[] arguments =
[
new (["-t", "--test"], 0, "Test arg"),
new (["--test1"], 1, "Test arg with 1 parameter"),
new (["--test2"], 2, "Test arg with 2 parameters"),
new (["--test3"], 0, "Test arg")
];
ArgumentFetcher fetcher = new(arguments);
Dictionary<Argument, string[]> fetched = fetcher.Fetch("-h");
foreach(KeyValuePair<Argument, string[]> arg in fetched)
Console.WriteLine($"{arg.Key.Flags[0]} - {arg.Key.Description}\n\t{string.Join("\n", arg.Value)}");

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Test/Test.csproj Normal file
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<Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<OutputType>Exe</OutputType>
<TargetFramework>net8.0</TargetFramework>
<ImplicitUsings>enable</ImplicitUsings>
<Nullable>enable</Nullable>
</PropertyGroup>
<ItemGroup>
<ProjectReference Include="..\GlaxArguments\GlaxArguments.csproj" />
</ItemGroup>
</Project>