From 7e96145d27329ca3870f23d5b161785d10c9faf5 Mon Sep 17 00:00:00 2001
From: Aaron Seigo <aseigo@kde.org>
Date: Wed, 23 Dec 2015 16:43:45 +0100
Subject: Module -> SyntaxTree

---
 akonadi2_cli/syntaxtree.h | 72 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 72 insertions(+)
 create mode 100644 akonadi2_cli/syntaxtree.h

(limited to 'akonadi2_cli/syntaxtree.h')

diff --git a/akonadi2_cli/syntaxtree.h b/akonadi2_cli/syntaxtree.h
new file mode 100644
index 0000000..54b867f
--- /dev/null
+++ b/akonadi2_cli/syntaxtree.h
@@ -0,0 +1,72 @@
+/*
+ * 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 SyntaxTree
+{
+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<SyntaxTree::Syntax> SyntaxList;
+
+    static SyntaxTree *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:
+    SyntaxTree();
+    Command matches(const QStringList &commands) const;
+
+    SyntaxList m_syntax;
+    State m_state;
+    static SyntaxTree *s_module;
+};
+
-- 
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