From c315a1277dfc567b34a33cc9d687e10414939eac Mon Sep 17 00:00:00 2001
From: Angel Ortega <angel@triptico.com>
Date: Thu, 9 Oct 2008 13:12:24 +0200
Subject: [PATCH] If used without an argument, the 'env' templates returns the
 variable names separated by colons.

---
 Artemus.pm | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Artemus.pm b/Artemus.pm
index 9e37c3b..e364465 100644
--- a/Artemus.pm
+++ b/Artemus.pm
@@ -518,7 +518,7 @@ sub new
 		return $ret;
 	};
 
-	$a->{funcs}->{env} = sub { $ENV{$_[0]} || ''; };
+	$a->{funcs}->{env} = sub { scalar(@_) ? ($ENV{$_[0]} || '') : join(':', keys(%ENV)); };
 
 	$a->{_abort} = 0;
 	$a->{_unresolved} = [];
-- 
2.11.4.GIT