/// <summary>
/// Returns a command info for a given command name and type, using the specified arguments
/// to resolve dynamic parameters.
/// </summary>
/// <param name="commandName">The command name to search for.</param>
/// <param name="type">The command type to search for.</param>
/// <param name="arguments">The command arguments used to resolve dynamic parameters.</param>
/// <returns>A CommandInfo result that represents the resolved command.</returns>
public CommandInfo GetCommand(string commandName, CommandTypes type, object[] arguments)
{
CommandInfo result = null;
try
{
CommandOrigin commandOrigin = CommandOrigin.Runspace;
if (_cmdlet != null)
{
commandOrigin = _cmdlet.CommandOrigin;
}
else if (_context != null)
{
commandOrigin = _context.EngineSessionState.CurrentScope.ScopeOrigin;
}
result = CommandDiscovery.LookupCommandInfo(commandName, type, SearchResolutionOptions.None, commandOrigin, _context);
if ((result != null) && (arguments != null) && (arguments.Length > 0))
{
// We've been asked to retrieve dynamic parameters
if (result.ImplementsDynamicParameters)
{
result = result.CreateGetCommandCopy(arguments);
}
}
}
catch (CommandNotFoundException) { }
return(result);
}
/// <summary>
/// Exact match an alias help target.
/// </summary>
/// <remarks>
/// This will
/// a. use _commandDiscovery object to retrieve AliasInfo object.
/// b. Create AliasHelpInfo object based on AliasInfo object
/// </remarks>
/// <param name="helpRequest">Help request object.</param>
/// <returns>Help info found.</returns>
internal override IEnumerable <HelpInfo> ExactMatchHelp(HelpRequest helpRequest)
{
CommandInfo commandInfo = null;
try
{
commandInfo = _commandDiscovery.LookupCommandInfo(helpRequest.Target);
}
catch (CommandNotFoundException)
{
// CommandNotFoundException is expected here if target doesn't match any
// commandlet. Just ignore this exception and bail out.
}
if ((commandInfo != null) && (commandInfo.CommandType == CommandTypes.Alias))
{
AliasInfo aliasInfo = (AliasInfo)commandInfo;
HelpInfo helpInfo = AliasHelpInfo.GetHelpInfo(aliasInfo);
if (helpInfo != null)
{
yield return(helpInfo);
}
}
}
public CommandInfo GetCommand(string commandName, CommandTypes type)
{
CommandInfo info = null;
try
{
CommandOrigin runspace = CommandOrigin.Runspace;
if (this._cmdlet != null)
{
runspace = this._cmdlet.CommandOrigin;
}
info = CommandDiscovery.LookupCommandInfo(commandName, type, SearchResolutionOptions.None, runspace, this._context);
}
catch (CommandNotFoundException)
{
}
return(info);
}