Move LineRangeSet to line_modification.hh

1 files changed, 21 insertions, 0 deletions

diff --git a/src/line_modification.hh b/src/line_modification.hh
index 7c21503c..cdc601df 100644
--- a/src/line_modification.hh
+++ b/src/line_modification.hh
@@ -1,8 +1,10 @@
 #ifndef line_change_watcher_hh_INCLUDED
 #define line_change_watcher_hh_INCLUDED
 
+#include "array_view.hh"
 #include "units.hh"
 #include "utils.hh"
+#include "range.hh"
 #include "vector.hh"
 
 namespace Kakoune
@@ -22,6 +24,25 @@ struct LineModification
 
 Vector<LineModification> compute_line_modifications(const Buffer& buffer, size_t timestamp);
 
+using LineRange = Range<LineCount>;
+
+struct LineRangeSet : private Vector<LineRange, MemoryDomain::Highlight>
+{
+    using Base = Vector<LineRange, MemoryDomain::Highlight>;
+    using Base::operator[];
+    using Base::begin;
+    using Base::end;
+
+    ConstArrayView<LineRange> view() const { return {data(), data() + size()}; }
+
+    void reset(LineRange range) { Base::operator=({range}); }
+
+    void update(ConstArrayView<LineModification> modifs);
+    void add_range(LineRange range, std::function<void (LineRange)> on_new_range);
+    void remove_range(LineRange range);
+};
+
+
 }
 
 #endif // line_change_watcher_hh_INCLUDED