private bool SplitMessage(string message, out ArgumentAction action, out string actionParm)
{
if (message.Length == 0)
{
action = ArgumentAction.NoOp;
actionParm = null;
return(false);
}
const string printPrefix = "print:";
if (message.IndexOf(printPrefix) == 0)
{
action = ArgumentAction.Print;
actionParm = message.Substring(printPrefix.Length);
return(true);
}
const string untitledPrefix = "untitled:";
if (message.IndexOf(untitledPrefix) == 0)
{
action = ArgumentAction.OpenUntitled;
actionParm = message.Substring(untitledPrefix.Length);
return(true);
}
action = ArgumentAction.Open;
actionParm = message;
return(true);
}
public ArgumentParser Add(string prototype, string description, ArgumentAction <string, string> action, bool hidden)
{
if (action == null)
{
throw new ArgumentNullException(nameof(action));
}
Argument p = new ActionArgument(prototype, description, 2,
delegate(ArgumentValueCollection v) { action(v[0], v[1]); }, hidden);
base.Add(p);
return(this);
}
internal Argument(string name,
string longName = null,
ArgumentAction action = ArgumentAction.Store,
object defaultValue = null,
List <string> choices = null,
bool required = false,
string help = "",
object constant = null)
{
Name = name;
IsOptional = Name.IsOptionalArgument();
IsPositional = !IsOptional;
LongName = longName;
Action = action;
DefaultValue = defaultValue;
Choices = choices;
Required = required;
Help = help;
Constant = constant;
if (LongName == null)
{
KeyName = Name.TrimStart(StringUtils.DefaultPrefix);
}
else
{
KeyName = LongName.TrimStart(StringUtils.DefaultPrefix);
}
UpperName = KeyName.ToUpperInvariant();
if (IsOptional)
{
if (IsValueAction)
{
Usage = Name + " " + UpperName;
}
else
{
Usage = "[" + Name + "]";
}
}
else
{
Usage = Name;
}
}
/// <summary>
/// Add an argument with the specified properties to the argument parser.
/// </summary>
/// <param name="name">Name of the argument. If this name starts with the "-" prefix then it will be an optional argument, else it will be a positional argument.</param>
/// <param name="longName">Longer (not necessarily) name of an optional argument, an alias. It can be used for positional arguments, it would only change the key value in the namespace.</param>
/// <param name="action">Action of an optional argument.</param>
/// <param name="defaultValue">Default value of an optional argument if it is not supplied. Default value is `null` by default.</param>
/// <param name="choices">A list of strings indicating the only selectable options for an argument. An error will be thrown if the provided values is not in the list of choices.</param>
/// <param name="required">Determines is an optional argument is required to be supplied. Can be used for positional arguments too but it won't effect anything.</param>
/// <param name="help">Help string to be printed in the help message for the argument. It is empty by default.</param>
/// <param name="constant">Constant value for the argument. This parameter only works for arguments with `StoreConst` and `AppendConst` actions.</param>
public void AddArgument(string name,
string longName = null,
ArgumentAction action = ArgumentAction.Store,
object defaultValue = null,
List <string> choices = null,
bool required = false,
string help = "",
object constant = null)
{
if (name.Contains(" "))
{
throw new InvalidArgumentNameException("An argument name can't contain spaces.");
}
Argument arg = new Argument(name,
longName: longName,
action: action,
defaultValue: defaultValue,
choices: choices,
required: required,
help: help,
constant: constant);
arguments.Add(arg);
if (arg.Name.IsOptionalArgument())
{
Categories[optionalArgsTitle].Add(arg);
OptionalArguments.Add(arg);
}
else
{
Categories[positionalArgsTitle].Add(arg);
PositionalArguments.Add(arg);
}
}
private bool SplitMessage(string message, out ArgumentAction action, out string actionParm)
{
if (message.Length == 0)
{
action = ArgumentAction.NoOp;
actionParm = null;
return(false);
}
if (message.IndexOf("print:") == 0)
{
action = ArgumentAction.Print;
actionParm = message.Substring("print:".Length);
return(true);
}
if (message.IndexOf("untitled:") == 0)
{
action = ArgumentAction.OpenUntitled;
actionParm = message.Substring("untitled:".Length);
return(true);
}
action = ArgumentAction.Open;
actionParm = message;
return(true);
}
public ArgumentParser Add <TKey, TValue>(string prototype, string description, ArgumentAction <TKey, TValue> action)
{
return(Add(new ActionArgument <TKey, TValue>(prototype, description, action)));
}
public ArgumentParser Add <TKey, TValue>(string prototype, ArgumentAction <TKey, TValue> action)
{
return(Add(prototype, null, action));
}
public ArgumentParser Add(string prototype, string description, ArgumentAction <string, string> action)
{
return(Add(prototype, description, action, false));
}
public ArgumentParser Add(string prototype, ArgumentAction <string, string> action)
{
return(Add(prototype, null, action));
}
private bool SplitMessage(string message, out ArgumentAction action, out string actionParm)
{
if (message.Length == 0)
{
action = ArgumentAction.NoOp;
actionParm = null;
return false;
}
const string printPrefix = "print:";
if (message.IndexOf(printPrefix) == 0)
{
action = ArgumentAction.Print;
actionParm = message.Substring(printPrefix.Length);
return true;
}
action = ArgumentAction.Open;
actionParm = message;
return true;
}