private ICommandSeparator GetSeparator()
{
if (separator == null)
{
separator = CreateSeparator();
}
return(separator);
}
protected virtual LineExecutionResultCode ExecuteLine(string line)
{
ICommandSeparator commandSeparator = GetSeparator();
if (commandSeparator != null)
{
StringBuilder lineBuilder = new StringBuilder(line);
lineBuilder.Append(Environment.NewLine);
commandSeparator.Append(lineBuilder.ToString());
LineExecutionResultCode resultCode = LineExecutionResultCode.Incomplete;
while (commandSeparator.MoveNext())
{
string completeCommand = commandSeparator.Current;
if (HandlesSettings)
{
completeCommand = Settings.Substitute(completeCommand);
}
Command c = Commands.GetCommand(completeCommand);
if (c == null)
{
commandSeparator.Consumed();
// do not shadow successful executions with the 'line-empty'
// message. Background is: when we consumed a command, that
// is complete with a trailing ';', then the following newline
// would be considered as empty command. So return only the
// 'Empty', if we haven't got a succesfully executed line.
if (resultCode != LineExecutionResultCode.Executed)
{
resultCode = LineExecutionResultCode.Empty;
}
}
else if (!c.IsComplete(completeCommand))
{
commandSeparator.Cont();
resultCode = LineExecutionResultCode.Incomplete;
}
else
{
Execute(ActiveContext, completeCommand.Trim());
commandSeparator.Consumed();
resultCode = LineExecutionResultCode.Executed;
}
}
return(resultCode);
}
// if we don't have any separator, we assume it's a complete command
Execute(ActiveContext, line);
return(LineExecutionResultCode.Executed);
}
private ICommandSeparator GetSeparator()
{
if (separator == null)
separator = CreateSeparator();
return separator;
}
