sij/mapnik
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

use std::advance to work with std::iterators

Browse source
This commit is contained in:
artemp 2015-01-16 16:40:28 +01:00
parent b6cd3b37ef
commit da960fea33
1 changed files with 4 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

5
include/mapnik/json/error_handler.hpp
View file

@ -38,7 +38,10 @@ struct error_handler
Iterator err_pos, boost::spirit::info const& what) const Iterator err_pos, boost::spirit::info const& what) const
{ {
std::stringstream s; std::stringstream s;
s << what << " expected but got: " << std::string(err_pos, std::min(err_pos + 16,last)); auto start = err_pos;
std::advance(err_pos,16);
auto end = err_pos;
s << what << " expected but got: " << std::string(start, end);
throw std::runtime_error(s.str()); throw std::runtime_error(s.str());
} }
}; };