started removing sourced check across all files

spells/cantrips/cursor-blink

@@ -14,8 +14,6 @@ cursor_blink_off() {
   printf "\033[?25l"
 }
 
-# Check if the script is being called from another script
-if [ "${BASH_SOURCE[0]}" = "$0" ]; then
 # If not, call the appropriate function based on the command line argument
 if [ "$1" = "on" ]; then
 cursor_blink_on
@@ -24,4 +22,3 @@ if [ "${BASH_SOURCE[0]}" = "$0" ]; then
 else
 echo "Usage: cast_cursor_blink on|off"
 fi
-fi

spells/cantrips/fathom-cursor

@@ -57,8 +57,4 @@ test_fathom_cursor() {
     assert_equal "$(./fathom-cursor)" "$(./fathom-cursor -x -y)" "fathom_cursor and -x -y outputs differ"
 }
 
-# Check if the script is being called from another script
-if [ "${BASH_SOURCE[0]}" = "$0" ]; then
-  # If not, call the function
 fathom_cursor "$@"
-fi

spells/cantrips/fathom-terminal

@@ -63,8 +63,4 @@ test_fathom_terminal() {
   assert_output "fathom_terminal --height --verbose --width" "Height: $(tput lines)\nWidth: $(tput cols)"
 }
 
-# Check if the script is being called from another script
-if [ "${BASH_SOURCE[0]}" = "$0" ]; then
-    # If not, call the function
 fathom_terminal "$@"
-fi

spells/read-magic

@@ -15,7 +15,7 @@ file=$1
 attribute=$2
 
 # Check that the file exists
-if [ ! -f "$file" ]; then
+if [ ! -f "$file" ] && [ ! -d "$file" ]; then
   echo "Error: The file does not exist."
   exit 1
 fi