Commit 0f3f6a23 authored by Sébastien Villemot's avatar Sébastien Villemot

Add comments and simplify code in function that parses the --+ options: … +-- line

parent 8496e828
/*
* Copyright © 2003-2019 Dynare Team
* Copyright © 2003-2020 Dynare Team
*
* This file is part of Dynare.
*
......@@ -68,8 +68,9 @@ usage()
exit(EXIT_FAILURE);
}
/* Looks for an options list in the first line of the mod file (but rewind
the input stream afterwards */
/* Looks for an options list in the first non-empty line of the .mod file (but rewind
the input stream afterwards).
This function should be kept in sync with the one with the same name in matlab/dynare.m */
vector<string>
parse_options_line(istream &modfile)
{
......@@ -79,16 +80,16 @@ parse_options_line(istream &modfile)
smatch matches;
while (getline(modfile, first_nonempty_line))
if (first_nonempty_line != "")
if (!first_nonempty_line.empty())
{
if (regex_search(first_nonempty_line, matches, pat)
&& matches.size() > 1 && matches[1].matched)
{
regex pat2{R"(([^,\s]+))"};
regex pat2{R"([^,\s]+)"};
string s{matches[1]};
for (sregex_iterator p(s.begin(), s.end(), pat2);
p != sregex_iterator{}; ++p)
options.push_back((*p)[1]);
options.push_back(p->str());
}
break;
}
......
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