private void BeginReadCommands()
{
var tokens = new List <CommandToken>();
if (EndOfLine && _chord != null)
{
tokens.AddRange(ReadCommands());
if (tokens.Count == 0)
{
throw new ParseException(Location, "Expecting a command.");
}
}
else
{
tokens.Add(ReadCommand());
}
foreach (var token in tokens)
{
if (token.HasFlag(CommandTypes.Chordless) && _chord != null)
{
throw CreateException(token, "This command cannot be bound to a chord.");
}
if (!token.HasFlag(CommandTypes.Chordless) && _chord == null)
{
throw CreateException(token, "This command has to be bound to a chord.");
}
if (token.HasFlag(CommandTypes.TopLevelOnly) && _sections.Count > 1)
{
throw CreateException(token, "This command is only valid at the top level.");
}
if (token.HasFlag(CommandTypes.ModeOnly) && !(_sections.Peek() is Mode))
{
throw CreateException(token, $"This command is only valid in a {Constants.InputModeSectionIdentifier} or" +
$" {Constants.ComposeModeSectionIdentifier} section.");
}
if (token.HasFlag(CommandTypes.ComposeModeOnly) && (!(_sections.Peek() is Mode mode) || !mode.IsComposeMode))
{
throw CreateException(token, $"This command is only valid in a {Constants.ComposeModeSectionIdentifier} section.");
}
if (token.HasFlag(CommandTypes.InputModeOnly) && (!(_sections.Peek() is Mode mode1) || !mode1.IsInputMode))
{
throw CreateException(token, $"This command is only valid in a {Constants.InputModeSectionIdentifier} section.");
}
if (token.HasFlag(CommandTypes.StandardSectionOnly) && !(_sections.Peek() is StandardSection))
{
throw CreateException(token, "This command is only valid in a standard section.");
}
if (token.HasFlag(CommandTypes.ExecuteAtParseTime) && tokens.Count > 1)
{
throw CreateException(token, "This command cannot be combined with other commands.");
}
}
if (tokens[0].HasFlag(CommandTypes.ExecuteAtParseTime))
{
tokens[0].Action(Combo.None);
}
else
{
var action = tokens.Count > 1 ? CreateAction(tokens.Select(z => z.Action)) : tokens[0].Action;
var description = _chord + " " + tokens[0].LocatedName.Value + " " + tokens[0].LocatedArguments.Value;
_parserOutput.AddHotkey(_sections.Peek(), _chord, action, description);
}
}
