--- /dev/null
+module Puppet::Parser::Functions
+ newfunction(:validate_email_address, :doc => <<-ENDHEREDOC
+ Validate that all values passed are valid email addresses.
+ Fail compilation if any value fails this check.
+ The following values will pass:
+ $my_email = "waldo@gmail.com"
+ validate_email_address($my_email)
+ validate_email_address("bob@gmail.com", "alice@gmail.com", $my_email)
+
+ The following values will fail, causing compilation to abort:
+ $some_array = [ 'bad_email@/d/efdf.com' ]
+ validate_email_address($some_array)
+ ENDHEREDOC
+ ) do |args|
+ rescuable_exceptions = [ArgumentError]
+
+ if args.empty?
+ raise Puppet::ParseError, "validate_email_address(): wrong number of arguments (#{args.length}; must be > 0)"
+ end
+
+ args.each do |arg|
+ raise Puppet::ParseError, "#{arg.inspect} is not a string." unless arg.is_a?(String)
+
+ begin
+ raise Puppet::ParseError, "#{arg.inspect} is not a valid email address" unless function_is_email_address([arg])
+ rescue *rescuable_exceptions
+ raise Puppet::ParseError, "#{arg.inspect} is not a valid email address"
+ end
+ end
+ end
+end