From faf2e8e5386c29d3a3a39a3d21c6ebd3405adaed Mon Sep 17 00:00:00 2001
From: tv <tv@nomic.retiolum>
Date: Thu, 14 Nov 2013 12:36:46 +0100
Subject: ship punani: actually print usage when missing arg

---
 ship/lib/punani | 12 +++++++++---
 1 file changed, 9 insertions(+), 3 deletions(-)

(limited to 'ship/lib/punani')

diff --git a/ship/lib/punani b/ship/lib/punani
index 2c48f883..ab9d92a5 100644
--- a/ship/lib/punani
+++ b/ship/lib/punani
@@ -20,14 +20,20 @@ _punani_brew_install(){ brew install "$@"; }
 _punani_brew_remove(){ brew remove "$@";}
 _punani_brew_has(){ error "not implemented"; return 1 ;}
 
+_punani_usage='punani {install,remove,has} PACKAGE...'
 punani(){
   for p in ${KNOWN_PACKERS:-null}; do
     exists $p && info "using $p" && PACKER=`echo $p | tr -d -` && break
   done || die 'Error 2: no package manager found; no punani for you!'
 
   ACTION="$1"; shift
+
+  if test $# = 0; then
+    error 'no PACKAGE specified.'
+    die "usage: $_punani_usage"
+  fi
+
   PKGS="$*"
-  [ -z "$PKGS" ] && error "no PACKAGE specified." && ACTION="usage"
 
   for PKG in $PKGS; do
     RES="`_punani_resolve_package $PKG`"
@@ -51,8 +57,8 @@ punani(){
             fi
             ;;
       *)
-        error "usage: punani (install|remove|has) PACKAGE..."
-        return 23
+        error "bad action: $ACTION"
+        die "usage: $_punani_usage"
     esac
   done
 }
-- 
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