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/*
This file is part of solidity.
solidity 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 3 of the License, or
(at your option) any later version.
solidity 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 solidity. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* @date 2017
* Indented text writer.
*/
#pragma once
#include <vector>
#include <string>
#include <libdevcore/Exceptions.h>
namespace dev
{
DEV_SIMPLE_EXCEPTION(IndentedWriterError);
class IndentedWriter
{
public:
explicit IndentedWriter(): m_lines(std::vector<Line>{{std::string(), 0}}) {}
// Returns the formatted output.
std::string format() const;
// Go one indentation level in.
void indent();
// Go one indentation level out.
void unindent();
// Add text.
void add(std::string const& _str);
// Add text with new line.
void addLine(std::string const& _line);
// Add new line.
void newLine();
private:
struct Line
{
std::string contents;
unsigned indentation;
};
std::vector<Line> m_lines;
};
}
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