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ln.application
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U-WALDRENNACH\haraldwolff 2020-11-18 00:04:57 +01:00
commit b68568be3a
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41
.gitignore vendored 100644
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# Autosave files
*~
# build
[Oo]bj/
[Bb]in/
packages/
TestResults/
# globs
Makefile.in
*.DS_Store
*.sln.cache
*.suo
*.cache
*.pidb
*.userprefs
*.usertasks
config.log
config.make
config.status
aclocal.m4
install-sh
autom4te.cache/
*.user
*.tar.gz
tarballs/
test-results/
Thumbs.db
.vs/
# Mac bundle stuff
*.dmg
*.app
# resharper
*_Resharper.*
*.Resharper
# dotCover
*.dotCover

39
Argument.cs 100644
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using System;
namespace ln.application
{
public class Argument : IArgument
{
public char OptionName { get; }
public String LongOptionName { get; }
public string HelpString { get; }
public bool HasArgument { get; set; }
public string Value { get; set; } = null;
public int IntegerValue => int.Parse(Value);
public double DoubleValue => double.Parse(Value);
public Argument(char optionNameName, string longOptionNameName)
{
OptionName = optionNameName;
LongOptionName = longOptionNameName;
}
public Argument(char optionNameName, string longOptionNameName, int defaultValue)
: this(optionNameName, longOptionNameName, defaultValue.ToString()) { }
public Argument(char optionNameName, string longOptionNameName, double defaultValue)
: this(optionNameName, longOptionNameName, defaultValue.ToString()) { }
public Argument(char optionNameName, string longOptionNameName, string defaultValue)
{
OptionName = optionNameName;
LongOptionName = longOptionNameName;
Value = defaultValue;
}
}
}

182
ArgumentContainer.cs 100644
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using System;
using System.Collections.Generic;
using System.Reflection;
namespace ln.application
{
/// <summary>
/// Argument container.
/// </summary>
/// <remarks>
/// This class parses command line arguments to a list of predefined well known arguments.
/// Remaining arguments will be found in <c>AdditionalArguments</c>.
///
/// <c>ArgumentContainer</c> also provides a global command line option:
/// --change-static <para>typename</para> <para>fieldname</para> <para>value</para>
/// It may be used multiple times on the command line.
/// It will load the type referenced by the qualified name <para>typename</para> and try to set the static field <para>fieldname</para> to <para>value</para>.
/// <para>value</para> will be casted to field type via Convert.ChangeType(...)
/// </remarks>
public class ArgumentContainer
{
private Dictionary<char, IArgument> shortOptionArguments = new Dictionary<char, IArgument>();
private Dictionary<string, IArgument> longOptionArguments = new Dictionary<string, IArgument>();
public ArgumentContainer()
{
}
public ArgumentContainer(IEnumerable<Argument> argumentDefinitions)
{
AddRange(argumentDefinitions);
}
public ArgumentContainer(Type type)
{
AddStaticOptions(type);
}
public IArgument this[string optionName] => longOptionArguments[optionName];
public IArgument this[char option] => shortOptionArguments[option];
public bool Contains(string optionName) =>longOptionArguments.ContainsKey(optionName);
public bool Contains(char option) => shortOptionArguments.ContainsKey(option);
public ArgumentContainer AddRange(IEnumerable<IArgument> arguments)
{
foreach (IArgument argument in arguments)
Add(argument);
return this;
}
public ArgumentContainer Add(IArgument argument)
{
if (argument.OptionName > 0)
shortOptionArguments.Add(argument.OptionName,argument);
if (argument.LongOptionName != null)
longOptionArguments.Add(argument.LongOptionName, argument);
return this;
}
public ArgumentContainer Add(char shortName) => Add(new Argument(shortName, null));
public ArgumentContainer Add(string longName) => Add(new Argument((char)0, longName));
public ArgumentContainer Add(char shortName, string longName) => Add(new Argument(shortName, longName));
public ArgumentContainer Add(char shortName, string longName, string defaultValue) => Add(new Argument(shortName, longName, defaultValue));
public ArgumentContainer Add(int shortName, string longName, string defaultValue) => Add(new Argument((char)shortName, longName, defaultValue));
public string[] Parse(IEnumerable<string> args)
{
List<string> unusedArguments = new List<string>();
Queue<string> q = new Queue<string>(args);
while (q.Count > 0)
{
string currentOption = q.Dequeue();
if (currentOption[0].Equals('-'))
{
if (currentOption[1].Equals('-'))
{
String aname = currentOption.Substring(2);
if (aname.Equals("change-static"))
{
string typeName = q.Dequeue();
string fieldName = q.Dequeue();
string value = q.Dequeue();
ChangeStatic(typeName, fieldName, value);
}
else if (Contains(aname))
{
IArgument argument = this[aname];
argument.Value = argument.HasArgument ? q.Dequeue() : "";
} else
{
unusedArguments.Add("--" + aname);
}
}
else
{
foreach (char option in currentOption.Substring(1))
{
IArgument argument = this[option];
argument.Value = argument.HasArgument ? q.Dequeue() : "";
}
}
}
else
{
unusedArguments.Add(currentOption);
}
}
return unusedArguments.ToArray();
}
public void Parse(ref string[] args) => args = Parse(args);
public static string[] ApplyArguments<T>(string[] arguments)
{
ArgumentContainer argumentContainer = new ArgumentContainer();
argumentContainer.AddStaticOptions(typeof(T));
return argumentContainer.Parse(arguments);
}
public static void ApplyArguments<T>(ref string[] arguments)
{
arguments = ApplyArguments<T>(arguments);
}
public static string[] ApplyArguments<T>(T instance,string[] arguments)
{
ArgumentContainer argumentContainer = new ArgumentContainer();
argumentContainer.AddOptions(instance);
return argumentContainer.Parse(arguments);
}
public static void ApplyArguments<T>(T instance,ref string[] arguments)
{
arguments = ApplyArguments(instance, arguments);
}
public ArgumentContainer AddStaticOptions(Type type)
{
foreach (FieldInfo fieldInfo in type.GetFields(BindingFlags.Static | BindingFlags.NonPublic | BindingFlags.Public))
{
if (fieldInfo.GetCustomAttribute<StaticArgumentAttribute>() != null)
Add(new FieldArgument(fieldInfo, fieldInfo.GetCustomAttribute<StaticArgumentAttribute>()));
}
foreach (PropertyInfo propertyInfo in type.GetProperties(BindingFlags.Static | BindingFlags.NonPublic | BindingFlags.Public))
{
if (propertyInfo.GetCustomAttribute<StaticArgumentAttribute>() != null)
Add(new PropertyArgument(propertyInfo, propertyInfo.GetCustomAttribute<StaticArgumentAttribute>()));
}
return this;
}
public ArgumentContainer AddOptions<T>(T instance)
{
foreach (FieldInfo fieldInfo in typeof(T).GetFields(BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Public))
{
if (fieldInfo.GetCustomAttribute<StaticArgumentAttribute>() != null)
Add(new FieldArgument(instance, fieldInfo));
}
foreach (PropertyInfo propertyInfo in typeof(T).GetProperties(BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Public))
{
if (propertyInfo.GetCustomAttribute<StaticArgumentAttribute>() != null)
Add(new PropertyArgument(instance, propertyInfo));
}
return this;
}
public ArgumentContainer AddStaticOptions<T>() => AddStaticOptions(typeof(T));
public void ChangeStatic(string typeName,string fieldname,string value)
{
Type type = Type.GetType(typeName);
FieldInfo fieldInfo = type.GetField(fieldname, BindingFlags.Static | BindingFlags.Public | BindingFlags.NonPublic);
object castValue = Convert.ChangeType(value, fieldInfo.FieldType);
fieldInfo.SetValue(null,castValue);
}
}
}

50
FieldArgument.cs 100644
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using System.Reflection;
using ln.type;
namespace ln.application
{
public class FieldArgument : IArgument
{
public FieldInfo FieldInfo { get; }
public object Instance { get;}
public FieldArgument(FieldInfo fieldInfo)
:this(null, fieldInfo, fieldInfo.GetCustomAttribute<StaticArgumentAttribute>())
{}
public FieldArgument(object instance,FieldInfo fieldInfo)
:this(instance, fieldInfo, fieldInfo.GetCustomAttribute<StaticArgumentAttribute>())
{}
public FieldArgument(FieldInfo fieldInfo, StaticArgumentAttribute staticArgumentAttribute)
:this(null,fieldInfo,staticArgumentAttribute){}
public FieldArgument(object instance,FieldInfo fieldInfo, StaticArgumentAttribute staticArgumentAttribute)
{
FieldInfo = fieldInfo;
OptionName = staticArgumentAttribute?.Option ?? (char)0;
LongOptionName = staticArgumentAttribute?.LongOption ?? fieldInfo.Name;
HelpString = staticArgumentAttribute?.HelpString ?? "";
HasArgument = fieldInfo.FieldType != typeof(bool);
Instance = instance;
}
public char OptionName { get; }
public string LongOptionName { get; }
public bool HasArgument { get; }
public string HelpString { get; }
public string Value
{
get => FieldInfo.GetValue(Instance)?.ToString();
set
{
if (HasArgument)
{
FieldInfo.SetValue(Instance, Cast.To(value, FieldInfo.FieldType));
}
else
{
FieldInfo.SetValue(Instance, true);
}
}
}
}
}

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IArgument.cs 100644
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namespace ln.application
{
public interface IArgument
{
char OptionName { get; }
string LongOptionName { get; }
bool HasArgument { get; }
string HelpString { get; }
string Value { get; set; }
}
}

50
PropertyArgument.cs 100644
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using System.Reflection;
using ln.type;
namespace ln.application
{
public class PropertyArgument : IArgument
{
public PropertyInfo PropertyInfo { get; }
public object Instance { get;}
public PropertyArgument(PropertyInfo propertyInfo)
:this(null, propertyInfo, propertyInfo.GetCustomAttribute<StaticArgumentAttribute>())
{}
public PropertyArgument(object instance, PropertyInfo propertyInfo)
:this(instance, propertyInfo, propertyInfo.GetCustomAttribute<StaticArgumentAttribute>())
{}
public PropertyArgument(PropertyInfo propertyInfo, StaticArgumentAttribute staticArgumentAttribute)
:this(null, propertyInfo, staticArgumentAttribute){}
public PropertyArgument(object instance,PropertyInfo propertyInfo, StaticArgumentAttribute staticArgumentAttribute)
{
PropertyInfo = propertyInfo;
OptionName = staticArgumentAttribute?.Option ?? (char)0;
LongOptionName = staticArgumentAttribute?.LongOption ?? propertyInfo.Name;
HelpString = staticArgumentAttribute?.HelpString ?? "";
HasArgument = propertyInfo.PropertyType != typeof(bool);
Instance = instance;
}
public char OptionName { get; }
public string LongOptionName { get; }
public bool HasArgument { get; }
public string HelpString { get; }
public string Value
{
get => PropertyInfo.GetValue(Instance)?.ToString();
set
{
if (HasArgument)
{
PropertyInfo.SetValue(Instance, Cast.To(value, PropertyInfo.PropertyType));
}
else
{
PropertyInfo.SetValue(Instance, true);
}
}
}
}
}

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StaticArgumentAttribute.cs 100644
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using System;
namespace ln.application
{
public class StaticArgumentAttribute : Attribute
{
public char Option { get; set; }
public string LongOption { get; set; }
public string HelpString { get; set; }
public StaticArgumentAttribute()
{}
}
}

19
ln.application.csproj 100644
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<Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<TargetFramework>netcoreapp3.1</TargetFramework>
<GeneratePackageOnBuild>true</GeneratePackageOnBuild>
<Version>0.1.0</Version>
<Authors>Harald Wolff-Thobaben</Authors>
<AssemblyVersion>0.0.1.0</AssemblyVersion>
<FileVersion>0.0.1.0</FileVersion>
</PropertyGroup>
<ItemGroup>
<ProjectReference Include="..\ln.type\ln.type.csproj" />
</ItemGroup>
<ItemGroup>
<PackageReference Include="System.Runtime" Version="4.3.1" />
</ItemGroup>
</Project>