# 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
- newfunction(:swapcase, :type => :rvalue, :doc => <<-EOS
-This function will swap the existing case of a string.
+ newfunction(:swapcase, :type => :rvalue, :doc => <<-DOC
+ This function will swap the existing case of a string.
-*Examples:*
+ *Examples:*
- swapcase("aBcD")
+ swapcase("aBcD")
-Would result in: "AbCd"
- EOS
- ) do |arguments|
+ Would result in: "AbCd"
+ DOC
+ ) do |arguments|
- raise(Puppet::ParseError, "swapcase(): Wrong number of arguments given (#{arguments.size} for 1)") if arguments.size < 1
+ raise(Puppet::ParseError, "swapcase(): Wrong number of arguments given (#{arguments.size} for 1)") if arguments.empty?
value = arguments[0]
raise(Puppet::ParseError, 'swapcase(): Requires either array or string to work with')
end
- if value.is_a?(Array)
- # Numbers in Puppet are often string-encoded which is troublesome ...
- result = value.collect { |i| i.is_a?(String) ? i.swapcase : i }
- else
- result = value.swapcase
- end
+ result = if value.is_a?(Array)
+ # Numbers in Puppet are often string-encoded which is troublesome ...
+ value.map { |i| i.is_a?(String) ? i.swapcase : i }
+ else
+ value.swapcase
+ end
return result
end