Merge remote-tracking branch 'origin/master' into leap_masterHEADmaster

1 files changed, 4 insertions, 5 deletions

diff --git a/lib/puppet/parser/functions/upcase.rb b/lib/puppet/parser/functions/upcase.rb
index 44b3bcd..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
@@ -16,14 +17,12 @@ Will return:
   EOS
   ) do |arguments|
 
-    raise(Puppet::ParseError, "upcase(): Wrong number of arguments " +
-                                "given (#{arguments.size} for 1)") if arguments.size != 1
+    raise(Puppet::ParseError, "upcase(): Wrong number of arguments given (#{arguments.size} for 1)") if arguments.size != 1
 
     value = arguments[0]
 
     unless value.is_a?(Array) || value.is_a?(Hash) || value.respond_to?(:upcase)
-      raise(Puppet::ParseError, 'upcase(): Requires an ' +
-                                  'array, hash or object that responds to upcase in order to work')
+      raise(Puppet::ParseError, 'upcase(): Requires an array, hash or object that responds to upcase in order to work')
     end
 
     if value.is_a?(Array)