12 files changed, 21 insertions, 7 deletions
diff --git a/lib/puppet/parser/functions/base64.rb b/lib/puppet/parser/functions/base64.rb
index a8998f2..d610146 100644
--- a/lib/puppet/parser/functions/base64.rb
+++ b/lib/puppet/parser/functions/base64.rb
@@ -1,3 +1,6 @@
+
+#  Please note: This function is an implementation of a Ruby class and as such may not be entirely UTF8 compatible. To ensure compatibility please use this function with Ruby 2.4.0 or greater - https://bugs.ruby-lang.org/issues/10085.
+
 module Puppet::Parser::Functions
 
   newfunction(:base64, :type => :rvalue, :doc => <<-'ENDHEREDOC') do |args|
diff --git a/lib/puppet/parser/functions/camelcase.rb b/lib/puppet/parser/functions/camelcase.rb
index dd67915..085b3c6 100644
--- a/lib/puppet/parser/functions/camelcase.rb
+++ b/lib/puppet/parser/functions/camelcase.rb
@@ -1,5 +1,6 @@
 #
 #  camelcase.rb
+#  Please note: This function is an implementation of a Ruby class and as such may not be entirely UTF8 compatible. To ensure compatibility please use this function with Ruby 2.4.0 or greater - https://bugs.ruby-lang.org/issues/10085.
 #
 
 module Puppet::Parser::Functions
diff --git a/lib/puppet/parser/functions/capitalize.rb b/lib/puppet/parser/functions/capitalize.rb
index 08f1c30..096bc5d 100644
--- a/lib/puppet/parser/functions/capitalize.rb
+++ b/lib/puppet/parser/functions/capitalize.rb
@@ -1,5 +1,6 @@
 #
 #  capitalize.rb
+#  Please note: This function is an implementation of a Ruby class and as such may not be entirely UTF8 compatible. To ensure compatibility please use this function with Ruby 2.4.0 or greater - https://bugs.ruby-lang.org/issues/10085.
 #
 
 module Puppet::Parser::Functions
@@ -27,5 +28,3 @@ module Puppet::Parser::Functions
     return result
   end
 end
-
-# vim: set ts=2 sw=2 et :
diff --git a/lib/puppet/parser/functions/delete_regex.rb b/lib/puppet/parser/functions/delete_regex.rb
index e2c32db..e5dc1fd 100644
--- a/lib/puppet/parser/functions/delete_regex.rb
+++ b/lib/puppet/parser/functions/delete_regex.rb
@@ -1,5 +1,6 @@
 #
-# delete_regex.rb
+#  delete_regex.rb
+#  Please note: This function is an implementation of a Ruby class and as such may not be entirely UTF8 compatible. To ensure compatibility please use this function with Ruby 2.4.0 or greater - https://bugs.ruby-lang.org/issues/10085.
 #
 
 module Puppet::Parser::Functions
diff --git a/lib/puppet/parser/functions/downcase.rb b/lib/puppet/parser/functions/downcase.rb
index 7a16afc..ab04f8a 100644
--- a/lib/puppet/parser/functions/downcase.rb
+++ b/lib/puppet/parser/functions/downcase.rb
@@ -1,5 +1,6 @@
 #
 #  downcase.rb
+#  Please note: This function is an implementation of a Ruby class and as such may not be entirely UTF8 compatible. To ensure compatibility please use this function with Ruby 2.4.0 or greater - https://bugs.ruby-lang.org/issues/10085.
 #
 
 module Puppet::Parser::Functions
diff --git a/lib/puppet/parser/functions/pw_hash.rb b/lib/puppet/parser/functions/pw_hash.rb
index 41d4223..d99ee5b 100644
--- a/lib/puppet/parser/functions/pw_hash.rb
+++ b/lib/puppet/parser/functions/pw_hash.rb
@@ -1,3 +1,6 @@
+
+#  Please note: This function is an implementation of a Ruby class and as such may not be entirely UTF8 compatible. To ensure compatibility please use this function with Ruby 2.4.0 or greater - https://bugs.ruby-lang.org/issues/10085.
+
 Puppet::Parser::Functions::newfunction(
   :pw_hash,
   :type => :rvalue,
diff --git a/lib/puppet/parser/functions/sort.rb b/lib/puppet/parser/functions/sort.rb
index 7c8a1c9..d7792f5 100644
--- a/lib/puppet/parser/functions/sort.rb
+++ b/lib/puppet/parser/functions/sort.rb
@@ -1,5 +1,6 @@
 #
-# sort.rb
+#  sort.rb
+#  Please note: This function is an implementation of a Ruby class and as such may not be entirely UTF8 compatible. To ensure compatibility please use this function with Ruby 2.4.0 or greater - https://bugs.ruby-lang.org/issues/10085.
 #
 
 module Puppet::Parser::Functions
diff --git a/lib/puppet/parser/functions/str2saltedsha512.rb b/lib/puppet/parser/functions/str2saltedsha512.rb
index 7e98d9f..0410c62 100644
--- a/lib/puppet/parser/functions/str2saltedsha512.rb
+++ b/lib/puppet/parser/functions/str2saltedsha512.rb
@@ -1,5 +1,6 @@
 #
-# str2saltedsha512.rb
+#  str2saltedsha512.rb
+#  Please note: This function is an implementation of a Ruby class and as such may not be entirely UTF8 compatible. To ensure compatibility please use this function with Ruby 2.4.0 or greater - https://bugs.ruby-lang.org/issues/10085.
 #
 
 module Puppet::Parser::Functions
diff --git a/lib/puppet/parser/functions/strftime.rb b/lib/puppet/parser/functions/strftime.rb
index f0dc5cf..deae329 100644
--- a/lib/puppet/parser/functions/strftime.rb
+++ b/lib/puppet/parser/functions/strftime.rb
@@ -1,5 +1,6 @@
 #
-# strftime.rb
+#  strftime.rb
+#  Please note: This function is an implementation of a Ruby class and as such may not be entirely UTF8 compatible. To ensure compatibility please use this function with Ruby 2.4.0 or greater - https://bugs.ruby-lang.org/issues/10085.
 #
 
 module Puppet::Parser::Functions
diff --git a/lib/puppet/parser/functions/swapcase.rb b/lib/puppet/parser/functions/swapcase.rb
index 8158f3c..f3276fb 100644
--- a/lib/puppet/parser/functions/swapcase.rb
+++ b/lib/puppet/parser/functions/swapcase.rb
@@ -1,5 +1,6 @@
 #
 #  swapcase.rb
+#  Please note: This function is an implementation of a Ruby class and as such may not be entirely UTF8 compatible. To ensure compatibility please use this function with Ruby 2.4.0 or greater - https://bugs.ruby-lang.org/issues/10085.
 #
 
 module Puppet::Parser::Functions
diff --git a/lib/puppet/parser/functions/upcase.rb b/lib/puppet/parser/functions/upcase.rb
index 9f09110..e847e51 100644
--- a/lib/puppet/parser/functions/upcase.rb
+++ b/lib/puppet/parser/functions/upcase.rb
@@ -1,5 +1,6 @@
 #
-# upcase.rb
+#  upcase.rb
+#  Please note: This function is an implementation of a Ruby class and as such may not be entirely UTF8 compatible. To ensure compatibility please use this function with Ruby 2.4.0 or greater - https://bugs.ruby-lang.org/issues/10085.
 #
 
 module Puppet::Parser::Functions
diff --git a/lib/puppet/parser/functions/uriescape.rb b/lib/puppet/parser/functions/uriescape.rb
index 8296d8b..4c5c400 100644
--- a/lib/puppet/parser/functions/uriescape.rb
+++ b/lib/puppet/parser/functions/uriescape.rb
@@ -1,5 +1,6 @@
 #
 #  uriescape.rb
+#  Please note: This function is an implementation of a Ruby class and as such may not be entirely UTF8 compatible. To ensure compatibility please use this function with Ruby 2.4.0 or greater - https://bugs.ruby-lang.org/issues/10085.
 #
 require 'uri'