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fix: avoid duplicating comment: array/table elems

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ToruNiina 2019-06-18 01:26:40 +09:00
parent 86e55c3bf7
commit 262f9c5fcc
1 changed files with 35 additions and 28 deletions
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63
toml/region.hpp
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@ -304,38 +304,45 @@ struct region final : public region_base
// # this also.
// a = value # not this.
// ```
auto iter = this->line_begin(); // points the first character
while(iter != this->begin())
// # this is a comment for `a`, not array elements.
// a = [1, 2, 3, 4, 5]
if(this->first() == std::find_if(this->line_begin(), this->first(),
[](const char c) noexcept -> bool {return c == '[' || c == '{';}))
{
iter = std::prev(iter);
auto iter = this->line_begin(); // points the first character
while(iter != this->begin())
{
iter = std::prev(iter);
// range [line_start, iter) represents the previous line
const auto line_start = std::find(
rev_iter(iter), rev_iter(this->begin()), '\n').base();
const auto comment_found = std::find(line_start, iter, '#');
if(comment_found == iter)
{
break; // comment not found.
}
// range [line_start, iter) represents the previous line
const auto line_start = std::find(
rev_iter(iter), rev_iter(this->begin()), '\n').base();
const auto comment_found = std::find(line_start, iter, '#');
if(comment_found == iter)
{
break; // comment not found.
}
// exclude the following case.
// > a = "foo" # comment // <-- this is not a comment for b but a.
// > b = "current value"
if(std::all_of(line_start, comment_found,
[](const char c) noexcept -> bool {
return c == ' ' || c == '\t';
}))
{
// unwrap the first '#' by std::next.
auto str = make_string(std::next(comment_found), iter);
if(str.back() == '\r') {str.pop_back();}
com.push_back(std::move(str));
// exclude the following case.
// > a = "foo" # comment // <-- this is not a comment for b but a.
// > b = "current value"
if(std::all_of(line_start, comment_found,
[](const char c) noexcept -> bool {
return c == ' ' || c == '\t';
}))
{
// unwrap the first '#' by std::next.
auto str = make_string(std::next(comment_found), iter);
if(str.back() == '\r') {str.pop_back();}
com.push_back(std::move(str));
}
else
{
break;
}
iter = line_start;
}
else
{
break;
}
iter = line_start;
}
}