api: set_text: rebase, update to new api, and add more tests

1 files changed, 17 insertions, 0 deletions

diff --git a/src/nvim/extmark.c b/src/nvim/extmark.c
index ba685b158e..b2d8532cd7 100644
--- a/src/nvim/extmark.c
+++ b/src/nvim/extmark.c
@@ -560,6 +560,23 @@ void extmark_adjust(buf_T *buf,
                       new_row, 0, new_byte, undo);
 }
 
+// Adjust extmarks following a text edit.
+//
+// @param buf
+// @param start_row   Start row of the region to be changed
+// @param start_col   Start col of the region to be changed
+// @param old_row     End row of the region to be changed.
+//                      Encoded as an offset to start_row.
+// @param old_col     End col of the region to be changed. Encodes
+//                      an offset from start_col if old_row = 0; otherwise,
+//                      encodes the end column of the old region.
+// @param old_byte    Byte extent of the region to be changed.
+// @param new_row     Row offset of the new region.
+// @param new_col     Col offset of the new region. Encodes an offset from
+//                      start_col if new_row = 0; otherwise, encodes
+//                      the end column of the new region.
+// @param new_byte    Byte extent of the new region.
+// @param undo
 void extmark_splice(buf_T *buf,
                     int start_row, colnr_T start_col,
                     int old_row, colnr_T old_col, bcount_t old_byte,