3 # 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.
6 module Puppet::Parser::Functions
7 newfunction(:capitalize, :type => :rvalue, :doc => <<-EOS
8 Capitalizes the first letter of a string or array of strings.
9 Requires either a single string or an array as an input.
13 raise(Puppet::ParseError, "capitalize(): Wrong number of arguments given (#{arguments.size} for 1)") if arguments.size < 1
17 unless value.is_a?(Array) || value.is_a?(String)
18 raise(Puppet::ParseError, 'capitalize(): Requires either array or string to work with')
22 # Numbers in Puppet are often string-encoded which is troublesome ...
23 result = value.collect { |i| i.is_a?(String) ? i.capitalize : i }
25 result = value.capitalize