--- /dev/null
+#include "in_section.hpp"
+#include "outside_section.hpp"
+#include "visitor/is_node_empty.hpp"
+#include "visitor/render_section.hpp"
+
+using namespace mstch;
+
+in_section::in_section(type type, const token& start_token):
+ m_type(type), m_start_token(start_token), m_skipped_openings(0)
+{
+}
+
+std::string in_section::render(render_context& ctx, const token& token) {
+ if (token.token_type() == token::type::section_close)
+ if (token.name() == m_start_token.name() && m_skipped_openings == 0) {
+ auto& node = ctx.get_node(m_start_token.name());
+ std::string out;
+
+ if (m_type == type::normal && !visit(is_node_empty(), node))
+ out = visit(render_section(ctx, m_section, m_start_token.delims()), node);
+ else if (m_type == type::inverted && visit(is_node_empty(), node))
+ out = render_context::push(ctx).render(m_section);
+
+ ctx.set_state<outside_section>();
+ return out;
+ } else
+ m_skipped_openings--;
+ else if (token.token_type() == token::type::inverted_section_open ||
+ token.token_type() == token::type::section_open)
+ m_skipped_openings++;
+
+ m_section << token;
+ return "";
+}