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/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
#include "mutationofjb/commands/gotocommand.h"
#include "mutationofjb/commands/labelcommand.h"
#include "mutationofjb/gamedata.h"
#include "mutationofjb/script.h"
/** @file
* "GOTO " <label>
*
* Jumps to a label.
*/
namespace MutationOfJB {
bool GotoCommandParser::parse(const Common::String &line, ScriptParseContext &parseCtx, Command *&command) {
if (line.size() < 6 || !line.hasPrefix("GOTO")) {
return false;
}
Common::String label = line.c_str() + 5;
GotoCommand *gotoCmd = new GotoCommand();
if (parseCtx._labels.contains(label)) {
// We already have the label, set it.
gotoCmd->setLabelCommand(parseCtx._labels[label]);
} else {
// Label is after goto, add to pending list.
parseCtx._pendingGotos[label].push_back(gotoCmd);
}
command = gotoCmd;
return true;
}
void GotoCommand::setLabelCommand(LabelCommand *labelCmd) {
_labelCommand = labelCmd;
}
Command::ExecuteResult GotoCommand::execute(ScriptExecutionContext &) {
// Intentionally empty.
return Finished;
}
Command *GotoCommand::next() const {
return _labelCommand;
}
Common::String GotoCommand::debugString() const {
if (!_labelCommand) {
return "GOTO (null)";
}
return Common::String::format("GOTO %s", _labelCommand->getName().c_str());
}
}
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