5 files changed, 31 insertions, 32 deletions
diff --git a/lib/puppet/parser/functions/array_del.rb b/lib/puppet/parser/functions/array_del.rb
new file mode 100644
index 0000000..e604916
--- /dev/null
+++ b/lib/puppet/parser/functions/array_del.rb
@@ -0,0 +1,11 @@
+Puppet::Parser::Functions::newfunction(
+  :array_del,
+  :type => :rvalue,
+  :doc => "Deletes items from an array
+
+    Example: array_del(['a','b'],'b') -> ['a']"
+) do |args|
+  raise Puppet::ParseError, 'array_del() needs two arguments' if args.length != 2
+  (res=args[0].dup).to_a.delete(args[1])
+  res
+end
diff --git a/lib/puppet/parser/functions/join.rb b/lib/puppet/parser/functions/join.rb
new file mode 100644
index 0000000..95b664c
--- /dev/null
+++ b/lib/puppet/parser/functions/join.rb
@@ -0,0 +1,10 @@
+Puppet::Parser::Functions::newfunction(
+  :join,
+  :type => :rvalue,
+  :doc => "Joins the values of the array in arg1 with the string in arg2
+
+    Example: join(['a','b'],',') -> 'a,b'"
+) do |args|
+  raise Puppet::ParseError, 'join() needs two arguments' if args.length != 2
+  args[0].to_a.join(args[1])
+end
diff --git a/lib/puppet/parser/functions/sha1.rb b/lib/puppet/parser/functions/sha1.rb
deleted file mode 100644
index b5aa813..0000000
--- a/lib/puppet/parser/functions/sha1.rb
+++ /dev/null
@@ -1,9 +0,0 @@
-# return the sha1 hash
-require 'digest/sha1'
-
-module Puppet::Parser::Functions
-	newfunction(:sha1, :type => :rvalue) do |args|
-		Digest::SHA1.hexdigest(args[0])
-	end
-end
-
diff --git a/lib/puppet/parser/functions/split.rb b/lib/puppet/parser/functions/split.rb
deleted file mode 100644
index bffecc1..0000000
--- a/lib/puppet/parser/functions/split.rb
+++ /dev/null
@@ -1,23 +0,0 @@
-# This function has two modes of operation: 
-#
-#  split($string, $delimiter) : $string
-#
-# Split the first argument on every $delimiter. $delimiter is interpreted as
-# Ruby regular expression.
-#
-#  split($string[], $delimiter) : $string[][]
-#
-# Returns an array of split results with the result of applying split to each
-# item from the first argument. 
-#
-# For long-term portability it is recommended to refrain from using Ruby's
-# extended RE features.
-module Puppet::Parser::Functions
-	newfunction(:split, :type => :rvalue) do |args|
-		if args[0].is_a?(Array)
-			args.collect do |a| a.split(/#{args[1]}/) end
-		else
-			args[0].split(/#{args[1]}/)
-		end
-	end
-end
diff --git a/lib/puppet/parser/functions/uniq_flatten.rb b/lib/puppet/parser/functions/uniq_flatten.rb
new file mode 100644
index 0000000..4841c4d
--- /dev/null
+++ b/lib/puppet/parser/functions/uniq_flatten.rb
@@ -0,0 +1,10 @@
+Puppet::Parser::Functions::newfunction(
+  :uniq_flatten,
+  :type => :rvalue,
+  :doc => "Flattens an array and make it uniq
+
+    Example: uniq_flatten([['a','b'],'a']) -> ['a','b']"
+) do |args|
+  raise Puppet::ParseError, 'uniq_flatten() needs one arguments' if args.length != 1
+  args[0].to_a.flatten.collect(&:to_s).uniq
+end