don't let move_to move outside of the screen

1 files changed, 8 insertions, 0 deletions

diff --git a/src/screen.c b/src/screen.c
index 0c8ced5..94e70f9 100644
--- a/src/screen.c
+++ b/src/screen.c
@@ -121,6 +121,14 @@ void runes_screen_move_to(RunesTerm *t, int row, int col)
         row++;
     }
 
+    if (col < 0) {
+        col = 0;
+    }
+
+    if (col > t->scr.max.col) {
+        col = t->scr.max.col;
+    }
+
     scr->cur.row = row;
     scr->cur.col = col;
 }