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Make streambuf buffers_type iterators default constructible

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This commit is contained in:
Vinnie Falco
2014-10-30 11:52:09 -07:00
parent d7116d6867
commit 78a0bc0e2c
1 changed files with 17 additions and 10 deletions
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27
src/beast/beast/asio/streambuf.h
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@@ -220,11 +220,15 @@ private:
using argument_type = element;
using result_type = value_type;
const_buffers_type const& buffers_;
const_buffers_type const* buffers_;
transform()
: buffers_ (nullptr)
{ }
explicit
transform (const_buffers_type const& buffers)
: buffers_(buffers)
: buffers_(&buffers)
{ }
value_type
@@ -278,8 +282,8 @@ basic_streambuf<Allocator>::const_buffers_type::
value_type
{
return value_type(e.data(),
(&e == &*std::prev(buffers_.end_)) ? buffers_.out_pos_ : e.size()) +
((&e == &*buffers_.begin_) ? buffers_.in_pos_ : 0);
(&e == &*std::prev(buffers_->end_)) ? buffers_->out_pos_ : e.size()) +
((&e == &*buffers_->begin_) ? buffers_->in_pos_ : 0);
}
//------------------------------------------------------------------------------
@@ -296,13 +300,16 @@ private:
using argument_type = element;
using result_type = value_type;
mutable_buffers_type const& buffers_;
mutable_buffers_type const* buffers_;
transform()
: buffers_ (nullptr)
{ }
explicit
transform (mutable_buffers_type const& buffers)
: buffers_(buffers)
{
}
: buffers_(&buffers)
{ }
value_type
operator() (element& e) const;
@@ -355,8 +362,8 @@ basic_streambuf<Allocator>::mutable_buffers_type::
value_type
{
return value_type(e.data(),
(&e == &*std::prev(buffers_.end_)) ? buffers_.out_end_ : e.size()) +
((&e == &*buffers_.begin_) ? buffers_.out_pos_ : 0);
(&e == &*std::prev(buffers_->end_)) ? buffers_->out_end_ : e.size()) +
((&e == &*buffers_->begin_) ? buffers_->out_pos_ : 0);
}
//------------------------------------------------------------------------------