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arangodb/lib/V8/V8LineEditor.h

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C++

////////////////////////////////////////////////////////////////////////////////
/// @brief V8 line editor
///
/// @file
///
/// DISCLAIMER
///
/// Copyright 2014 ArangoDB GmbH, Cologne, Germany
/// Copyright 2004-2014 triAGENS GmbH, Cologne, Germany
///
/// Licensed under the Apache License, Version 2.0 (the "License");
/// you may not use this file except in compliance with the License.
/// You may obtain a copy of the License at
///
/// http://www.apache.org/licenses/LICENSE-2.0
///
/// Unless required by applicable law or agreed to in writing, software
/// distributed under the License is distributed on an "AS IS" BASIS,
/// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
/// See the License for the specific language governing permissions and
/// limitations under the License.
///
/// Copyright holder is ArangoDB GmbH, Cologne, Germany
///
/// @author Dr. Frank Celler
/// @author Copyright 2014, ArangoDB GmbH, Cologne, Germany
/// @author Copyright 2011-2013, triAGENS GmbH, Cologne, Germany
////////////////////////////////////////////////////////////////////////////////
#ifndef ARANGODB_V8_V8LINE_EDITOR_H
#define ARANGODB_V8_V8LINE_EDITOR_H 1
#include "Basics/Common.h"
#include "Utilities/LineEditor.h"
#include "Utilities/Completer.h"
#include <v8.h>
using namespace triagens;
// -----------------------------------------------------------------------------
// --SECTION-- class V8Completer
// -----------------------------------------------------------------------------
class V8Completer : public Completer {
enum {
NORMAL, // start
NORMAL_1, // from NORMAL: seen a single /
DOUBLE_QUOTE, // from NORMAL: seen a single "
DOUBLE_QUOTE_ESC, // from DOUBLE_QUOTE: seen a backslash
SINGLE_QUOTE, // from NORMAL: seen a single '
SINGLE_QUOTE_ESC, // from SINGLE_QUOTE: seen a backslash
MULTI_COMMENT, // from NORMAL_1: seen a *
MULTI_COMMENT_1, // from MULTI_COMMENT, seen a *
SINGLE_COMMENT // from NORMAL_1; seen a /
}
state;
virtual bool isComplete (std::string const&,
size_t lineno,
size_t column);
virtual void getAlternatives (char const*,
std::vector<std::string>&);
};
// -----------------------------------------------------------------------------
// --SECTION-- class V8LineEditor
// -----------------------------------------------------------------------------
////////////////////////////////////////////////////////////////////////////////
/// @brief line editor
////////////////////////////////////////////////////////////////////////////////
class V8LineEditor : public LineEditor {
V8LineEditor (LineEditor const&) = delete;
V8LineEditor& operator= (LineEditor const&) = delete;
// -----------------------------------------------------------------------------
// --SECTION-- constructors and destructors
// -----------------------------------------------------------------------------
public:
////////////////////////////////////////////////////////////////////////////////
/// @brief constructor
////////////////////////////////////////////////////////////////////////////////
V8LineEditor (v8::Handle<v8::Context>, std::string const& history);
////////////////////////////////////////////////////////////////////////////////
/// @brief destructor
////////////////////////////////////////////////////////////////////////////////
~V8LineEditor ();
// -----------------------------------------------------------------------------
// --SECTION-- protected methods
// -----------------------------------------------------------------------------
////////////////////////////////////////////////////////////////////////////////
/// @brief creates a concrete Shell with the correct parameter (Completer!!)
////////////////////////////////////////////////////////////////////////////////
protected:
virtual void initializeShell();
// -----------------------------------------------------------------------------
// --SECTION-- private variables
// -----------------------------------------------------------------------------
private:
////////////////////////////////////////////////////////////////////////////////
/// @brief context
////////////////////////////////////////////////////////////////////////////////
v8::Handle<v8::Context> _context;
V8Completer _completer;
};
#endif
// -----------------------------------------------------------------------------
// --SECTION-- END-OF-FILE
// -----------------------------------------------------------------------------
// Local Variables:
// mode: outline-minor
// outline-regexp: "/// @brief\\|/// {@inheritDoc}\\|/// @page\\|// --SECTION--\\|/// @\\}"
// End: