selections should always point to an utf8 character sequence start byte

1 files changed, 2 insertions, 0 deletions

diff --git a/src/selection.hh b/src/selection.hh
index 89af8312..38eb6fd1 100644
--- a/src/selection.hh
+++ b/src/selection.hh
@@ -37,6 +37,8 @@ private:
     void on_erase(const BufferIterator& begin,
                   const BufferIterator& end) override;
 
+    void check_invariant() const;
+
     BufferIterator m_first;
     BufferIterator m_last;