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/*
* Copyright (C) 2014 Aaron Seigo <aseigo@kde.org>
*
* 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.
*/
#pragma once
#include "state.h"
#include <QStringList>
#include <QVector>
class Module
{
public:
struct Syntax
{
enum Interactivity {
NotInteractive = 0,
EventDriven
};
Syntax();
Syntax(const QString &keyword,
const QString &helpText = QString(),
std::function<bool(const QStringList &, State &)> lambda = std::function<bool(const QStringList &, State &)>(),
Interactivity interactivity = NotInteractive);
QString keyword;
QString help;
Interactivity interactivity;
std::function<bool(const QStringList &, State &)> lambda;
QVector<Syntax> children;
};
typedef std::pair<const Syntax *, QStringList> Command;
typedef QVector<Module::Syntax> SyntaxList;
static Module *self();
SyntaxList syntax() const;
Command match(const QStringList &commands) const;
SyntaxList nearestSyntax(const QStringList &words, const QString &fragment) const;
bool run(const QStringList &commands);
static QStringList tokenize(const QString &text);
private:
Module();
Command matches(const QStringList &commands) const;
SyntaxList m_syntax;
State m_state;
static Module *s_module;
};
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