Alexandria 2.25.0
SDC-CH common library for the Euclid project
AsciiWriterHelper.h
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1/*
2 * Copyright (C) 2012-2022 Euclid Science Ground Segment
3 *
4 * This library is free software; you can redistribute it and/or modify it under
5 * the terms of the GNU Lesser General Public License as published by the Free
6 * Software Foundation; either version 3.0 of the License, or (at your option)
7 * any later version.
8 *
9 * This library is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
11 * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
12 * details.
13 *
14 * You should have received a copy of the GNU Lesser General Public License
15 * along with this library; if not, write to the Free Software Foundation, Inc.,
16 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
17 */
18
25#ifndef TABLE_ASCIIWRITERHELPER_H
26#define TABLE_ASCIIWRITERHELPER_H
27
28#include <sstream>
29#include <typeindex>
30#include <vector>
31
33#include "Table/Table.h"
34
35namespace Euclid {
36namespace Table {
37
48
60
72
77struct ToStringVisitor : public boost::static_visitor<std::string> {
78 std::string operator()(const std::string& from) const {
80 q << quoted(from);
81 return q.str();
82 }
83
84 std::string operator()(const double from) const {
87 return q.str();
88 }
89
90 template <typename T>
91 std::string operator()(const T& from) const {
93 q << from;
94 return q.str();
95 }
96};
97
98} // namespace Table
99} // end of namespace Euclid
100
101#endif /* TABLE_ASCIIWRITERHELPER_H */
#define ELEMENTS_API
std::vector< size_t > calculateColumnLengths(const Table &table)
Calculates the sizes in characters each column of the table needs.
std::string quoted(const std::string &str)
std::string typeToKeyword(std::type_index type)
Converts a type to its string representation.
T setprecision(T... args)
T str(T... args)
std::string operator()(const T &from) const
std::string operator()(const double from) const
std::string operator()(const std::string &from) const