private void AppendArgDetailsToBuff(CmdArgAttribute attr, StringBuilder usagebuff)
{
if (!string.IsNullOrEmpty(attr.Description))
{
usagebuff.Append("\n\n");
usagebuff.Append(" ");
if (!attr.IsOrdinal())
{
usagebuff.Append("/");
}
//if the arg is keyed print the key before the description
//otherwise if the arg is ordinal print the valuemoniker if it isn't null
//if the value moniker is null print %index
usagebuff.Append(attr.IsKeyed() ? attr.Key : attr.ValueMoniker ?? "%" + attr.Index.ToString());
//if there are alternate keys append them
if (attr.AlternateKeys != null && attr.AlternateKeys.Length > 0)
{
usagebuff.Append(" (/");
usagebuff.Append(string.Join(" | /", attr.AlternateKeys));
usagebuff.Append(")");
}
usagebuff.Append(":\n ");
usagebuff.Append(attr.Description);
}
}
protected bool FindArgValue(CmdArgAttribute argAttr, out object val)
{
bool found = false;
val = null;
if (found = this.settings.ContainsKey(argAttr.Key))
{
val = this.GetSettingValue(argAttr.Key, argAttr.Type);
}
if (!found && (argAttr.AlternateKeys != null))
{
for (int i = 0; i < argAttr.AlternateKeys.Length && !found; i++)
{
if (found = this.settings.ContainsKey(argAttr.AlternateKeys[i]))
{
val = this.GetSettingValue(argAttr.AlternateKeys[i], argAttr.Type);
}
}
}
return(found);
}