internal static CommandLineAction Create(PropertyInfo actionProperty, List<string> knownAliases)
{
var ret = PropertyInitializer.CreateInstance<CommandLineAction>();
ret.ActionMethod = ArgAction.ResolveMethod(actionProperty.DeclaringType, actionProperty);
ret.Source = actionProperty;
ret.Arguments.AddRange(new CommandLineArgumentsDefinition(actionProperty.PropertyType).Arguments);
ret.IgnoreCase = true;
if (actionProperty.DeclaringType.HasAttr<ArgIgnoreCase>() && actionProperty.DeclaringType.Attr<ArgIgnoreCase>().IgnoreCase == false)
{
ret.IgnoreCase = false;
}
if (actionProperty.HasAttr<ArgIgnoreCase>() && actionProperty.Attr<ArgIgnoreCase>().IgnoreCase == false)
{
ret.IgnoreCase = false;
}
ret.Metadata.AddRange(actionProperty.Attrs<IArgMetadata>().AssertAreAllInstanceOf<ICommandLineActionMetadata>());
// This line only calls into CommandLineArgument because the code to strip 'Args' off the end of the
// action property name lives here. This is a pre 2.0 hack that's only left in place to support apps that
// use the 'Args' suffix pattern.
ret.Aliases.AddRange(CommandLineArgument.FindDefaultShortcuts(actionProperty, knownAliases, ret.IgnoreCase));
return ret;
}
internal static List<string> FindDefaultShortcuts(PropertyInfo info, List<string> knownShortcuts, bool ignoreCase)
{
List<string> ret = new List<string>();
bool excludeName = info.Attrs<ArgShortcut>().Where(s => s.Policy == ArgShortcutPolicy.ShortcutsOnly).Count() > 0;
if (excludeName == false)
{
knownShortcuts.Add(info.Name);
if (CommandLineAction.IsActionImplementation(info) && info.Name.EndsWith(Constants.ActionArgConventionSuffix))
{
ret.Add(info.Name.Substring(0, info.Name.Length - Constants.ActionArgConventionSuffix.Length));
}
else
{
ret.Add(info.Name);
}
}
var attrs = info.Attrs<ArgShortcut>();
if (attrs.Count == 0)
{
var shortcut = GenerateShortcutAlias(info.Name, knownShortcuts, ignoreCase);
if (shortcut != null)
{
knownShortcuts.Add(shortcut);
ret.Add(shortcut);
}
return ret;
}
else
{
return ret;
}
}
internal static CommandLineArgument Create(PropertyInfo property, List<string> knownAliases)
{
var ret = PropertyInitializer.CreateInstance<CommandLineArgument>();
ret.DefaultValue = property.HasAttr<DefaultValueAttribute>() ? property.Attr<DefaultValueAttribute>().Value : null;
ret.Position = property.HasAttr<ArgPosition>() ? property.Attr<ArgPosition>().Position : -1;
ret.Source = property;
ret.ArgumentType = property.PropertyType;
ret.IgnoreCase = true;
if (property.DeclaringType.HasAttr<ArgIgnoreCase>() && property.DeclaringType.Attr<ArgIgnoreCase>().IgnoreCase == false)
{
ret.IgnoreCase = false;
}
if (property.HasAttr<ArgIgnoreCase>() && property.Attr<ArgIgnoreCase>().IgnoreCase == false)
{
ret.IgnoreCase = false;
}
ret.Aliases.AddRange(FindDefaultShortcuts(property, knownAliases, ret.IgnoreCase));
// TODO - I think the first generic call can just be more specific
ret.Metadata.AddRange(property.Attrs<IArgMetadata>().AssertAreAllInstanceOf<ICommandLineArgumentMetadata>());
return ret;
}
private static List<string> FindShortcutsInternal(PropertyInfo info, List<string> knownShortcuts)
{
var actionProperty = ArgAction.GetActionProperty(info.DeclaringType);
if (actionProperty != null && actionProperty.Name == info.Name) return new List<string>();
var attrs = info.Attrs<ArgShortcut>();
if (attrs.Count == 0)
{
string shortcutVal = "";
foreach (char c in info.GetArgumentName())
{
shortcutVal += c;
if (knownShortcuts.Contains(shortcutVal) == false) return new List<string>{ shortcutVal };
}
return new List<string> { shortcutVal };
}
else
{
List<string> ret = new List<string>();
bool noShortcut = false;
foreach (var attr in attrs)
{
if (attr.policy.HasValue && attr.policy.Value == ArgShortcutPolicy.NoShortcut)
{
noShortcut = true;
}
if (noShortcut && attr.Shortcut != null)
{
throw new InvalidArgDefinitionException("You cannot specify a shortcut value and an ArgShortcutPolicy of NoShortcut");
}
if (attr.Shortcut != null)
{
if (attr.Shortcut.StartsWith("-")) attr.Shortcut = attr.Shortcut.Substring(1);
else if (attr.Shortcut.StartsWith("/")) attr.Shortcut = attr.Shortcut.Substring(1);
}
if (attr.Shortcut != null)
{
ret.Add(attr.Shortcut);
}
}
return ret;
}
}
internal static List<string> FindDefaultShortcuts(PropertyInfo info, List<string> knownShortcuts, bool ignoreCase)
{
List<string> ret = new List<string>();
var argumentName = info.Name;
bool excludeName = info.Attrs<ArgShortcut>().Where(s => s.Policy == ArgShortcutPolicy.ShortcutsOnly).Count() > 0;
if (excludeName == false)
{
knownShortcuts.Add(info.Name);
if (CommandLineAction.IsActionImplementation(info) && argumentName.EndsWith(Constants.ActionArgConventionSuffix))
{
ret.Add(info.Name.Substring(0, argumentName.Length - Constants.ActionArgConventionSuffix.Length));
}
else
{
ret.Add(argumentName);
}
}
var attrs = info.Attrs<ArgShortcut>();
if (attrs.Count == 0)
{
var longFormShortcut = PascalCaseNameSplitter(info.Name);
if (!knownShortcuts.Any(x => x.Equals(longFormShortcut, StringComparison.OrdinalIgnoreCase)))
{
knownShortcuts.Add(longFormShortcut);
ret.Add(longFormShortcut);
}
}
ret.Reverse();
return ret;
}
private static List<string> FindShortcutsInternal(PropertyInfo info, List<string> knownShortcuts)
{
var actionProperty = ArgAction.GetActionProperty(info.DeclaringType);
if (actionProperty != null && actionProperty.Name == info.Name) return new List<string>();
var attrs = info.Attrs<ArgShortcut>();
bool ignoreCase = true;
if (info.DeclaringType.HasAttr<ArgIgnoreCase>() && info.DeclaringType.Attr<ArgIgnoreCase>().IgnoreCase == false) ignoreCase = false;
if (attrs.Count == 0)
{
string shortcutVal = "";
foreach (char c in info.GetArgumentName().Substring(0, info.GetArgumentName().Length-1))
{
shortcutVal += c;
if (knownShortcuts.Contains(shortcutVal) == false) return new List<string>{ ignoreCase ? shortcutVal.ToLower() : shortcutVal };
}
return new List<string>();
}
else
{
List<string> ret = new List<string>();
foreach (var attr in attrs.OrderBy(a => a.Shortcut == null ? 0 : a.Shortcut.Length))
{
bool noShortcut = false;
if (attr.Policy == ArgShortcutPolicy.NoShortcut)
{
noShortcut = true;
}
if (noShortcut && attr.Shortcut != null)
{
throw new InvalidArgDefinitionException("You cannot specify a shortcut value and an ArgShortcutPolicy of NoShortcut");
}
if (attr.Shortcut != null)
{
if (attr.Shortcut.StartsWith("-")) attr.Shortcut = attr.Shortcut.Substring(1);
else if (attr.Shortcut.StartsWith("/")) attr.Shortcut = attr.Shortcut.Substring(1);
}
if (attr.Shortcut != null)
{
ret.Add(ignoreCase ? attr.Shortcut.ToLower() : attr.Shortcut);
}
}
return ret;
}
}
