The message was "host_aliases changed from 'absent' to ''". When reading from
the hosts file, a host without aliases was considered to have "absent"
host_aliases. The host_aliases list is now considered to be present but empty
if it is absent.

Signed-off-by: Nick Lewis <[email protected]>
---
 lib/puppet/provider/host/parsed.rb |    6 ++++--
 1 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/lib/puppet/provider/host/parsed.rb 
b/lib/puppet/provider/host/parsed.rb
index f3e7630..b881b62 100644
--- a/lib/puppet/provider/host/parsed.rb
+++ b/lib/puppet/provider/host/parsed.rb
@@ -25,7 +25,9 @@ Puppet::Type.type(:host).provide(:parsed,
             hash[:ip] = $1
             hash[:name] = $2
 
-            unless line == ""
+            if line.empty?
+                hash[:host_aliases] = []
+            else
                 line.sub!(/\s*/, '')
                 line.sub!(/^([^#]+)\s*/) do |value|
                     aliases = $1
@@ -41,7 +43,7 @@ Puppet::Type.type(:host).provide(:parsed,
         end
 
         if hash[:host_aliases] == ""
-            hash.delete(:host_aliases)
+            hash[:host_aliases] = []
         end
 
         return hash
-- 
1.7.1

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