Alexandria  2.16
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ColumnDescription.cpp
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1 /*
2  * Copyright (C) 2012-2020 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 // The std regex library is not fully implemented in GCC 4.8. The following lines
26 // make use of the BOOST library and can be modified if GCC 4.9 will be used in
27 // the future.
28 // #include <regex>
29 #include <boost/regex.hpp>
30 using boost::regex;
31 using boost::regex_match;
33 
35 
36 namespace Euclid {
37 namespace Table {
38 
40  std::string unit, std::string description)
41  : name(name), type(type), unit(unit), description(description) {
42  if (name.empty()) {
43  throw Elements::Exception() << "Empty string name is not allowed";
44  }
45  if (regex_match(name, regex{".*\\v.*"})) {
46  throw Elements::Exception() << "Column name '" << name << "' contains "
47  << "vertical whitespace characters";
48  }
49 }
50 
51 } // Table namespace
52 } // Euclid namespace
53 
54 
55 
T empty(T... args)
STL class.
ColumnDescription(std::string name, std::type_index type=typeid(std::string), std::string unit="", std::string description="")