__postgres_database: make state parameter optional

cdist/conf/type/__postgres_database/gencode-remote

@@ -19,7 +19,8 @@
 #
 
 name="$__object_id"
-state_should="$(cat "$__object/parameter/state")"
+state_should="present"
+[ -f "$__object/parameter/state" ] && state_should="$(cat "$__object/parameter/state")"
 state_is="$(cat "$__object/explorer/state")"
 
 if [ "$state_should" != "$state_is" ]; then

cdist/conf/type/__postgres_database/man.text

@@ -13,14 +13,11 @@ DESCRIPTION
 This cdist type allows you to create or drop postgres databases.
 
 
-REQUIRED PARAMETERS
+OPTIONAL PARAMETERS
 -------------------
 state::
    either 'present' or 'absent'
 
-
-OPTIONAL PARAMETERS
--------------------
 owner::
    the role owning this database
 
@@ -29,7 +26,7 @@ EXAMPLES
 --------
 
 --------------------------------------------------------------------------------
-__postgres_database mydbname --state present --owner mydbusername
+__postgres_database mydbname --owner mydbusername
 --------------------------------------------------------------------------------
 
 

cdist/conf/type/__postgres_database/parameter/optional

@@ -1 +1,2 @@
+state
 owner

cdist/conf/type/__postgres_database/parameter/required

@@ -1 +0,0 @@
-state