vis-lua: allow selection modification by assigning to cursor.selection

2 files changed, 10 insertions, 1 deletions

diff --git a/README.md b/README.md
index 253f5c9..23c7433 100644
--- a/README.md
+++ b/README.md
@@ -617,7 +617,7 @@ At this time there exists no API stability guarantees.
    - `to(line, col)`
    - `pos` bytes from start of file (0 based)
    - `number` one based index of cursor
-   - `selection` a `range`
+   - `selection` read/write access to selection represented as a `range`
  - `range` denoted by absolute postions in bytes from the start of the file,
    an invalid range is represented as `nil`
    - `start`
diff --git a/vis-lua.c b/vis-lua.c
index a17ef3d..9c17849 100644
--- a/vis-lua.c
+++ b/vis-lua.c
@@ -752,6 +752,15 @@ static int window_cursor_newindex(lua_State *L) {
 			view_cursors_to(cur, pos);
 			return 0;
 		}
+
+		if (strcmp(key, "selection") == 0) {
+			Filerange sel = getrange(L, 3);
+			if (text_range_valid(&sel))
+				view_cursors_selection_set(cur, &sel);
+			else
+				view_cursors_selection_clear(cur);
+			return 0;
+		}
 	}
 	return newindex_common(L);
 }