kiss-depends: changes

- whitespace is normalized between fields.
- less code.

contrib/kiss-depends

@@ -1,16 +1,11 @@
 #!/bin/sh -ef
 # Display a package's dependencies
 
-# Use the current directory as the package name if no package is given.
-[ "$1" ] || {
-    set -- "${PWD##*/}"
-}
-
-# Ignore shellcheck as we want the warning's behavior.
-# shellcheck disable=2015
-kiss list "${1:-null}" >/dev/null || {
-    printf 'usage: kiss-depends [pkg]\n'
+kiss list "${1:-"${PWD##*/}"}" >/dev/null || {
+    printf 'usage: kiss-depends [pkg]\n' >&2
     exit 1
 }
 
-cat "$KISS_ROOT/var/db/kiss/installed/$1/depends" 2>/dev/null
+while read -r dep mak || [ "$dep" ]; do
+    printf '%s%s\n' "$dep" "${mak:+ "$mak"}"
+done 2>/dev/null < "$KISS_ROOT/var/db/kiss/installed/$1/depends"