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fix: check if it is empty before calling back()

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ToruNiina
2020-11-04 23:24:02 +09:00
parent b13065b1b5
commit 1ead14589e
1 changed files with 2 additions and 2 deletions
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4
toml/region.hpp
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@@ -344,7 +344,7 @@ struct region final : public region_base
{ {
// unwrap the first '#' by std::next. // unwrap the first '#' by std::next.
auto str = make_string(std::next(comment_found), iter); auto str = make_string(std::next(comment_found), iter);
if(str.back() == '\r') {str.pop_back();} if(!str.empty() && str.back() == '\r') {str.pop_back();}
com.push_back(std::move(str)); com.push_back(std::move(str));
} }
else else
@@ -397,7 +397,7 @@ struct region final : public region_base
{ {
// unwrap the first '#' by std::next. // unwrap the first '#' by std::next.
auto str = make_string(std::next(comment_found), this->line_end()); auto str = make_string(std::next(comment_found), this->line_end());
if(str.back() == '\r') {str.pop_back();} if(!str.empty() && str.back() == '\r') {str.pop_back();}
com.push_back(std::move(str)); com.push_back(std::move(str));
} }
} }