Add deprecation warnings to old functions

Author: Julian Todt

lib/puppet/parser/functions/mysql_deepmerge.rb

@@ -18,6 +18,8 @@ module Puppet::Parser::Functions
 
     ENDHEREDOC
 
+    warning('Deprecation: mysql_deepmerge() is deprecated, please use mysql::deepmerge() instead.')
+
     if args.length < 2
       raise Puppet::ParseError, _('mysql_deepmerge(): wrong number of arguments (%{args_length}; must be at least 2)') % { args_length: args.length }
     end

lib/puppet/parser/functions/mysql_dirname.rb

@@ -5,6 +5,8 @@ module Puppet::Parser::Functions
     EOS
              ) do |arguments|
 
+    warning('Deprecation: mysql_dirname() is deprecated, please use mysql::dirname() instead.')
+
     if arguments.empty?
       raise Puppet::ParseError, _('mysql_dirname(): Wrong number of arguments given (%{args_length} for 1)') % { args_length: args.length }
     end

lib/puppet/parser/functions/mysql_password.rb

@@ -7,6 +7,8 @@ module Puppet::Parser::Functions
     EOS
              ) do |args|
 
+    warning('Deprecation: mysql_password() is deprecated, please use mysql::password() instead.')
+
     if args.size != 1
       raise Puppet::ParseError, _('mysql_password(): Wrong number of arguments given (%{args_length} for 1)') % { args_length: args.length }
     end

lib/puppet/parser/functions/mysql_strip_hash.rb

@@ -6,6 +6,8 @@ module Puppet::Parser::Functions
 EOS
              ) do |args|
 
+    warning('Deprecation: mysql_strip_hash() is deprecated, please use mysql::strip_hash() instead.')
+
     hash = args[0]
     unless hash.is_a?(Hash)
       raise(Puppet::ParseError, _('mysql_strip_hash(): Requires a hash to work.'))