Add comment to usage about supported directions

michaelgilch · Feb 3, 2022 · a4429e7 · a4429e7
1 parent bbc881f
commit a4429e7
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/snap b/snap
@@ -14,7 +14,9 @@ function usage()
 {
     echo "Usage: $0 [-s <l|r|u|d>] [-m <l|r>]"
     echo " -s   snap direction"
+    echo "      supports left, right, up, and down"
     echo " -m   move direction"
+    echo "      supports left and right"
     echo 
 }