Improve response when pex is called without any arguments

petere · Jun 7, 2014 · 1472fdf · 1472fdf
1 parent e084f57
commit 1472fdf
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diff --git a/pex b/pex
@@ -910,6 +910,10 @@ psql() {
 }
 
 
+if [ $# -eq 0 ]; then
+	error "usage: pex COMMAND [PACKAGE] (try \" --help\")"
+fi
+
 case $1 in
 	--help|-\?)
 		echo "$usage"; exit 0;;

diff --git a/t/misc.t b/t/misc.t
@@ -0,0 +1,10 @@
+#!/bin/sh
+
+. ./t/libtap.sh
+. ./t/fixtures.sh
+
+plan 1
+
+ok_program 'pex without arguments' 1 'pex: usage: pex COMMAND [PACKAGE] (try " --help")' pex
+
+cleanup